octave: libinterp/parse-tree/oct-parse.in.yy annotate

annotate libinterp/parse-tree/oct-parse.in.yy @ 23342:c70c0397ca2f

elminate unused global variable LEXER * parse.h (LEXER): Delete declaration. * oct-parse.in.yy (LEXER): Delete definition. (parse_fcn_file): Don't protect otherwise unused LEXER variable.

author	John W. Eaton <jwe@octave.org>
date	Mon, 03 Apr 2017 12:50:55 -0400
parents	092078913d54
children	49f051ef6f2f

rev	line source
1829 7d2982b55242 [project @ 1996-02-02 14:12:59 by jwe] jwe parents: 1826 diff changeset	1 /*
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2
23219 3ac9f9ecfae5 maint: Update copyright dates. John W. Eaton <jwe@octave.org> parents: 23049 diff changeset	3 Copyright (C) 1993-2017 John W. Eaton
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	4 Copyright (C) 2009 David Grundberg
11523 fd0a3ac60b0e update copyright notices John W. Eaton <jwe@octave.org> parents: 11464 diff changeset	5 Copyright (C) 2009-2010 VZLU Prague
21075 5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	6 Copyright (C) 2016 Oliver Heimlich
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	7
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	8 This file is part of Octave.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	9
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	10 Octave is free software; you can redistribute it and/or modify it
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22712 diff changeset	11 under the terms of the GNU General Public License as published by
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22712 diff changeset	12 the Free Software Foundation; either version 3 of the License, or
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22712 diff changeset	13 (at your option) any later version.
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22712 diff changeset	14
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22712 diff changeset	15 Octave is distributed in the hope that it will be useful, but
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22712 diff changeset	16 WITHOUT ANY WARRANTY; without even the implied warranty of
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22712 diff changeset	17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22712 diff changeset	18 GNU General Public License for more details.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	19
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	20 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	21 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	22 <http://www.gnu.org/licenses/>.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	23
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	24 */
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	25
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	26 // Parser for Octave.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	27
767 42731861ee09 [project @ 1994-10-05 21:26:54 by jwe] jwe parents: 751 diff changeset	28 // C decarations.
42731861ee09 [project @ 1994-10-05 21:26:54 by jwe] jwe parents: 751 diff changeset	29
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	30 %{
21023 ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	31
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	32 #define YYDEBUG 1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	33
21724 aba2e6293dd8 use "#if ..." consistently instead of "#ifdef" and "#ifndef" John W. Eaton <jwe@octave.org> parents: 21707 diff changeset	34 #if defined (HAVE_CONFIG_H)
22003 2d3972b802ff use consistent style for including config.h in source files John W. Eaton <jwe@octave.org> parents: 21966 diff changeset	35 # include "config.h"
240 a99f28f5e351 [project @ 1993-11-30 20:24:36 by jwe] jwe parents: 206 diff changeset	36 #endif
a99f28f5e351 [project @ 1993-11-30 20:24:36 by jwe] jwe parents: 206 diff changeset	37
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	38 #include <cassert>
10463 bbe99b2a5ba7 undo recent gnulib-related changes John W. Eaton <jwe@octave.org> parents: 10447 diff changeset	39 #include <cstdio>
bbe99b2a5ba7 undo recent gnulib-related changes John W. Eaton <jwe@octave.org> parents: 10447 diff changeset	40 #include <cstdlib>
2427 2f50b24ce84f [project @ 1996-10-25 06:15:28 by jwe] jwe parents: 2375 diff changeset	41
8950 d865363208d6 include <iosfwd> instead of <iostream> in header files John W. Eaton <jwe@octave.org> parents: 8920 diff changeset	42 #include <iostream>
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	43 #include <map>
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	44 #include <sstream>
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	45
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	46 #include "Matrix.h"
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	47 #include "cmd-edit.h"
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	48 #include "cmd-hist.h"
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	49 #include "file-ops.h"
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	50 #include "file-stat.h"
4243 7e4d5b5520e5 [project @ 2002-12-27 05:30:59 by jwe] jwe parents: 4240 diff changeset	51 #include "oct-env.h"
3712 7066a8065e7e [project @ 2000-08-22 06:21:20 by jwe] jwe parents: 3665 diff changeset	52 #include "oct-time.h"
4171 04694e5b4239 [project @ 2002-11-12 20:27:24 by jwe] jwe parents: 4131 diff changeset	53 #include "quit.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	54
22091 0f6fc2ec3b1a move call_stack class to a separate file John W. Eaton <jwe@octave.org> parents: 22003 diff changeset	55 #include "Cell.h"
0f6fc2ec3b1a move call_stack class to a separate file John W. Eaton <jwe@octave.org> parents: 22003 diff changeset	56 #include "call-stack.h"
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	57 #include "comment-list.h"
4243 7e4d5b5520e5 [project @ 2002-12-27 05:30:59 by jwe] jwe parents: 4240 diff changeset	58 #include "defaults.h"
2166 d68119516779 [project @ 1996-05-13 13:41:55 by jwe] jwe parents: 2124 diff changeset	59 #include "defun.h"
4243 7e4d5b5520e5 [project @ 2002-12-27 05:30:59 by jwe] jwe parents: 4240 diff changeset	60 #include "dirfns.h"
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	61 #include "dynamic-ld.h"
1351 8256c4c57419 [project @ 1995-09-05 08:02:08 by jwe] jwe parents: 1315 diff changeset	62 #include "error.h"
8256c4c57419 [project @ 1995-09-05 08:02:08 by jwe] jwe parents: 1315 diff changeset	63 #include "input.h"
22094 9203833cab7d move new interpreter class to separate file John W. Eaton <jwe@octave.org> parents: 22091 diff changeset	64 #include "interpreter.h"
1351 8256c4c57419 [project @ 1995-09-05 08:02:08 by jwe] jwe parents: 1315 diff changeset	65 #include "lex.h"
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	66 #include "load-path.h"
1743 ab8612a09449 [project @ 1996-01-12 11:25:30 by jwe] jwe parents: 1740 diff changeset	67 #include "oct-hist.h"
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	68 #include "oct-map.h"
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	69 #include "ov-classdef.h"
4935 4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	70 #include "ov-fcn-handle.h"
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	71 #include "ov-usr-fcn.h"
8150 283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	72 #include "ov-null-mat.h"
1351 8256c4c57419 [project @ 1995-09-05 08:02:08 by jwe] jwe parents: 1315 diff changeset	73 #include "pager.h"
8256c4c57419 [project @ 1995-09-05 08:02:08 by jwe] jwe parents: 1315 diff changeset	74 #include "parse.h"
2987 ae20b3f37f5e [project @ 1997-05-16 07:05:15 by jwe] jwe parents: 2982 diff changeset	75 #include "pt-all.h"
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	76 #include "pt-eval.h"
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	77 #include "pt-funcall.h"
1351 8256c4c57419 [project @ 1995-09-05 08:02:08 by jwe] jwe parents: 1315 diff changeset	78 #include "symtab.h"
8256c4c57419 [project @ 1995-09-05 08:02:08 by jwe] jwe parents: 1315 diff changeset	79 #include "token.h"
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	80 #include "unwind-prot.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	81 #include "utils.h"
1351 8256c4c57419 [project @ 1995-09-05 08:02:08 by jwe] jwe parents: 1315 diff changeset	82 #include "variables.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	83
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	84 // oct-parse.h must be included after pt-all.h
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	85 #include <oct-parse.h>
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	86
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	87 extern int octave_lex (YYSTYPE , void );
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	88
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	89 // List of autoloads (function -> file mapping).
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	90 static std::map<std::string, std::string> autoload_map;
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	91
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	92 // Forward declarations for some functions defined at the bottom of
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	93 // the file.
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	94
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	95 static void yyerror (octave::base_parser& parser, const char *s);
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	96
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	97 #define lexer parser.lexer
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	98 #define scanner lexer.scanner
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	99
21023 ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	100 #if defined (HAVE_PRAGMA_GCC_DIAGNOSTIC)
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	101 // Disable this warning for code that is generated by Bison, including
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	102 // grammar rules. Push the current state so we can restore the warning
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	103 // state prior to functions we define at the bottom of the file.
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	104 #pragma GCC diagnostic push
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	105 #pragma GCC diagnostic ignored "-Wold-style-cast"
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	106 #endif
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	107
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	108 %}
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	109
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	110 // Bison declarations.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	111
17743 af5ad573c665 oct-parse.in.yy: Add %expect declaration. John W. Eaton <jwe@octave.org> parents: 17731 diff changeset	112 // The grammar currently has 14 shift/reduce conflicts. Ensure that
af5ad573c665 oct-parse.in.yy: Add %expect declaration. John W. Eaton <jwe@octave.org> parents: 17731 diff changeset	113 // we notice if that number changes.
af5ad573c665 oct-parse.in.yy: Add %expect declaration. John W. Eaton <jwe@octave.org> parents: 17731 diff changeset	114
af5ad573c665 oct-parse.in.yy: Add %expect declaration. John W. Eaton <jwe@octave.org> parents: 17731 diff changeset	115 %expect 14
af5ad573c665 oct-parse.in.yy: Add %expect declaration. John W. Eaton <jwe@octave.org> parents: 17731 diff changeset	116
18974 d8abf813c69f handle changes in bison 3.x John W. Eaton <jwe@octave.org> parents: 18531 diff changeset	117 %API_PREFIX_DECL%
4753 9f0ce1536368 [project @ 2004-02-13 17:55:24 by jwe] jwe parents: 4699 diff changeset	118
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	119 // We are using the pure parser interface and the reentrant lexer
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	120 // interface but the Octave parser and lexer are NOT properly
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	121 // reentrant because both still use many global variables. It should be
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	122 // safe to create a parser object and call it while anotehr parser
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	123 // object is active (to parse a callback function while the main
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	124 // interactive parser is waiting for input, for example) if you take
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	125 // care to properly save and restore (typically with an unwind_protect
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	126 // object) relevant global values before and after the nested call.
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	127
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	128 %define api.pure
16174 39096b290a2f check syntax used to enable bison push/pull parser John W. Eaton <jwe@octave.org> parents: 16167 diff changeset	129 %PUSH_PULL_DECL%
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	130 %parse-param { octave::base_parser& parser }
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	131 %lex-param { void *scanner }
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	132
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	133 %union
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	134 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	135 int dummy_type;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	136
2891 1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	137 // The type of the basic tokens returned by the lexer.
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	138 octave::token *tok_val;
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	139
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	140 // Comment strings that we need to deal with mid-rule.
0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	141 octave_comment_list *comment_type;
0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	142
2891 1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	143 // Types for the nonterminals we generate.
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	144 char punct_type;
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	145 octave::tree *tree_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	146 octave::tree_matrix *tree_matrix_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	147 octave::tree_cell *tree_cell_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	148 octave::tree_expression *tree_expression_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	149 octave::tree_constant *tree_constant_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	150 octave::tree_fcn_handle *tree_fcn_handle_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	151 octave::tree_funcall *tree_funcall_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	152 octave::tree_function_def *tree_function_def_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	153 octave::tree_anon_fcn_handle *tree_anon_fcn_handle_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	154 octave::tree_identifier *tree_identifier_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	155 octave::tree_index_expression *tree_index_expression_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	156 octave::tree_colon_expression *tree_colon_expression_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	157 octave::tree_argument_list *tree_argument_list_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	158 octave::tree_parameter_list *tree_parameter_list_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	159 octave::tree_command *tree_command_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	160 octave::tree_if_command *tree_if_command_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	161 octave::tree_if_clause *tree_if_clause_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	162 octave::tree_if_command_list *tree_if_command_list_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	163 octave::tree_switch_command *tree_switch_command_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	164 octave::tree_switch_case *tree_switch_case_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	165 octave::tree_switch_case_list *tree_switch_case_list_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	166 octave::tree_decl_elt *tree_decl_elt_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	167 octave::tree_decl_init_list *tree_decl_init_list_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	168 octave::tree_decl_command *tree_decl_command_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	169 octave::tree_statement *tree_statement_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	170 octave::tree_statement_list *tree_statement_list_type;
2891 1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	171 octave_user_function *octave_user_function_type;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	172
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	173 octave::tree_classdef *tree_classdef_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	174 octave::tree_classdef_attribute* tree_classdef_attribute_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	175 octave::tree_classdef_attribute_list* tree_classdef_attribute_list_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	176 octave::tree_classdef_superclass* tree_classdef_superclass_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	177 octave::tree_classdef_superclass_list* tree_classdef_superclass_list_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	178 octave::tree_classdef_body* tree_classdef_body_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	179 octave::tree_classdef_property* tree_classdef_property_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	180 octave::tree_classdef_property_list* tree_classdef_property_list_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	181 octave::tree_classdef_properties_block* tree_classdef_properties_block_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	182 octave::tree_classdef_methods_list* tree_classdef_methods_list_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	183 octave::tree_classdef_methods_block* tree_classdef_methods_block_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	184 octave::tree_classdef_event* tree_classdef_event_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	185 octave::tree_classdef_events_list* tree_classdef_events_list_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	186 octave::tree_classdef_events_block* tree_classdef_events_block_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	187 octave::tree_classdef_enum* tree_classdef_enum_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	188 octave::tree_classdef_enum_list* tree_classdef_enum_list_type;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	189 octave::tree_classdef_enum_block* tree_classdef_enum_block_type;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	190 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	191
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	192 // Tokens with line and column information.
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	193 %token <tok_val> '=' ':' '-' '+' '*' '/'
4018 a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	194 %token <tok_val> ADD_EQ SUB_EQ MUL_EQ DIV_EQ LEFTDIV_EQ POW_EQ
a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	195 %token <tok_val> EMUL_EQ EDIV_EQ ELEFTDIV_EQ EPOW_EQ AND_EQ OR_EQ
428 fa0453b25410 [project @ 1994-05-25 01:06:28 by jwe] jwe parents: 341 diff changeset	196 %token <tok_val> EXPR_AND_AND EXPR_OR_OR
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	197 %token <tok_val> EXPR_AND EXPR_OR EXPR_NOT
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	198 %token <tok_val> EXPR_LT EXPR_LE EXPR_EQ EXPR_NE EXPR_GE EXPR_GT
1276 cbdf7db98554 [project @ 1995-04-24 15:31:24 by jwe] jwe parents: 1266 diff changeset	199 %token <tok_val> LEFTDIV EMUL EDIV ELEFTDIV EPLUS EMINUS
16284 09881dab3aaf * lex.ll, oct-parse.in.yy (HERMITIAN): Rename token from QUOTE. John W. Eaton <jwe@octave.org> parents: 16279 diff changeset	200 %token <tok_val> HERMITIAN TRANSPOSE
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	201 %token <tok_val> PLUS_PLUS MINUS_MINUS POW EPOW
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	202 %token <tok_val> NUM IMAG_NUM
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	203 %token <tok_val> STRUCT_ELT
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	204 %token <tok_val> NAME
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	205 %token <tok_val> END
5279 bd32f770c09a [project @ 2005-04-12 21:55:31 by jwe] jwe parents: 5189 diff changeset	206 %token <tok_val> DQ_STRING SQ_STRING
13245 027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	207 %token <tok_val> FOR PARFOR WHILE DO UNTIL
1491 893b416bb919 [project @ 1995-09-29 04:03:01 by jwe] jwe parents: 1489 diff changeset	208 %token <tok_val> IF ELSEIF ELSE
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	209 %token <tok_val> SWITCH CASE OTHERWISE
1491 893b416bb919 [project @ 1995-09-29 04:03:01 by jwe] jwe parents: 1489 diff changeset	210 %token <tok_val> BREAK CONTINUE FUNC_RET
924 8b0920cc1d64 [project @ 1994-11-15 00:40:50 by jwe] jwe parents: 922 diff changeset	211 %token <tok_val> UNWIND CLEANUP
1489 3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1371 diff changeset	212 %token <tok_val> TRY CATCH
14294 9e3983c8963c deprecate the static keyword John W. Eaton <jwe@octave.org> parents: 14293 diff changeset	213 %token <tok_val> GLOBAL PERSISTENT
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	214 %token <tok_val> FCN_HANDLE
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	215 %token <tok_val> CLASSDEF
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	216 %token <tok_val> PROPERTIES METHODS EVENTS ENUMERATION
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	217 %token <tok_val> METAQUERY
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	218 %token <tok_val> SUPERCLASSREF
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	219 %token <tok_val> FQ_IDENT
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	220 %token <tok_val> GET SET
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	221 %token <tok_val> FCN
21064 a9f2c2d72892 handle lexical errors as parser errors (bug #46877) John W. Eaton <jwe@octave.org> parents: 21063 diff changeset	222 %token <tok_val> LEXICAL_ERROR
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	223
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	224 // Other tokens.
21064 a9f2c2d72892 handle lexical errors as parser errors (bug #46877) John W. Eaton <jwe@octave.org> parents: 21063 diff changeset	225 %token<dummy_type> END_OF_INPUT
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	226 %token<dummy_type> INPUT_FILE
7587 1f662945c2be handle varargin and varargout without keywords John W. Eaton <jwe@octave.org> parents: 7562 diff changeset	227 // %token VARARGIN VARARGOUT
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	228
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	229 %token<dummy_type> '(' ')' '[' ']' '{' '}' '.' ',' ';' '@' '\n'
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	230
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	231 // Nonterminals we construct.
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	232 %type <dummy_type> indirect_ref_op decl_param_init push_fcn_symtab
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	233 %type <dummy_type> param_list_beg param_list_end stmt_begin parse_error
16644 856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	234 %type <comment_type> stash_comment
17657 df266c923b83 delete unnecessary tok_type semantic value in parser John W. Eaton <jwe@octave.org> parents: 17656 diff changeset	235 %type <tok_val> function_beg classdef_beg
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	236 %type <punct_type> sep_no_nl opt_sep_no_nl nl opt_nl sep opt_sep
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	237 %type <tree_type> input
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5848 diff changeset	238 %type <tree_constant_type> string constant magic_colon
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5848 diff changeset	239 %type <tree_anon_fcn_handle_type> anon_fcn_handle
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	240 %type <tree_fcn_handle_type> fcn_handle
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	241 %type <tree_matrix_type> matrix_rows
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	242 %type <tree_cell_type> cell_rows
5102 b04b30d30c66 [project @ 2004-12-28 01:59:05 by jwe] jwe parents: 5013 diff changeset	243 %type <tree_expression_type> matrix cell
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	244 %type <tree_expression_type> primary_expr oper_expr power_expr
4207 fa3482b34599 [project @ 2002-12-03 18:22:05 by jwe] jwe parents: 4186 diff changeset	245 %type <tree_expression_type> simple_expr colon_expr assign_expr expression
17283 e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	246 %type <tree_identifier_type> identifier fcn_name magic_tilde
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	247 %type <tree_funcall_type> superclass_identifier meta_identifier
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	248 %type <octave_user_function_type> function1 function2
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	249 %type <tree_index_expression_type> word_list_cmd
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	250 %type <tree_colon_expression_type> colon_expr1
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	251 %type <tree_argument_list_type> arg_list word_list assign_lhs
8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	252 %type <tree_argument_list_type> cell_or_matrix_row
4935 4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	253 %type <tree_parameter_list_type> param_list param_list1 param_list2
723 1c072f20b522 [project @ 1994-09-21 16:00:10 by jwe] jwe parents: 666 diff changeset	254 %type <tree_parameter_list_type> return_list return_list1
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	255 %type <tree_command_type> command select_command loop_command
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	256 %type <tree_command_type> jump_command except_command
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	257 %type <tree_function_def_type> function
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	258 %type <tree_classdef_type> classdef
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	259 %type <tree_command_type> file
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	260 %type <tree_if_command_type> if_command
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	261 %type <tree_if_clause_type> elseif_clause else_clause
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	262 %type <tree_if_command_list_type> if_cmd_list1 if_cmd_list
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	263 %type <tree_switch_command_type> switch_command
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	264 %type <tree_switch_case_type> switch_case default_case
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	265 %type <tree_switch_case_list_type> case_list1 case_list
17317 56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	266 %type <tree_decl_elt_type> decl2 param_list_elt
2846 52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	267 %type <tree_decl_init_list_type> decl1
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	268 %type <tree_decl_command_type> declaration
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	269 %type <tree_statement_type> statement function_end
627 739d16c30481 [project @ 1994-08-19 13:23:14 by jwe] jwe parents: 620 diff changeset	270 %type <tree_statement_list_type> simple_list simple_list1 list list1
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	271 %type <tree_statement_list_type> opt_list
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	272 %type <tree_classdef_attribute_type> attr
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	273 %type <tree_classdef_attribute_list_type> attr_list opt_attr_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	274 %type <tree_classdef_superclass_type> superclass
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	275 %type <tree_classdef_superclass_list_type> superclass_list opt_superclass_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	276 %type <tree_classdef_body_type> class_body
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	277 %type <tree_classdef_property_type> class_property
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	278 %type <tree_classdef_property_list_type> property_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	279 %type <tree_classdef_properties_block_type> properties_block
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	280 %type <tree_classdef_methods_list_type> methods_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	281 %type <tree_classdef_methods_block_type> methods_block
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	282 %type <tree_classdef_event_type> class_event
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	283 %type <tree_classdef_events_list_type> events_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	284 %type <tree_classdef_events_block_type> events_block
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	285 %type <tree_classdef_enum_type> class_enum
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	286 %type <tree_classdef_enum_list_type> enum_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	287 %type <tree_classdef_enum_block_type> enum_block
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	288 %type <tree_function_def_type> method_decl method
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	289 %type <octave_user_function_type> method_decl1
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	290
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	291 // Precedence and associativity.
21294 3d375b0905a0 eliminate unused << and >> operators from Octave scripting language John W. Eaton <jwe@octave.org> parents: 21159 diff changeset	292 %right '=' ADD_EQ SUB_EQ MUL_EQ DIV_EQ LEFTDIV_EQ POW_EQ EMUL_EQ EDIV_EQ ELEFTDIV_EQ EPOW_EQ OR_EQ AND_EQ
4023 ef3caf27cb9c [project @ 2002-08-07 06:54:41 by jwe] jwe parents: 4018 diff changeset	293 %left EXPR_OR_OR
ef3caf27cb9c [project @ 2002-08-07 06:54:41 by jwe] jwe parents: 4018 diff changeset	294 %left EXPR_AND_AND
ef3caf27cb9c [project @ 2002-08-07 06:54:41 by jwe] jwe parents: 4018 diff changeset	295 %left EXPR_OR
ef3caf27cb9c [project @ 2002-08-07 06:54:41 by jwe] jwe parents: 4018 diff changeset	296 %left EXPR_AND
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	297 %left EXPR_LT EXPR_LE EXPR_EQ EXPR_NE EXPR_GE EXPR_GT
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	298 %left ':'
1276 cbdf7db98554 [project @ 1995-04-24 15:31:24 by jwe] jwe parents: 1266 diff changeset	299 %left '-' '+' EPLUS EMINUS
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	300 %left '*' '/' LEFTDIV EMUL EDIV ELEFTDIV
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	301 %right UNARY EXPR_NOT
16284 09881dab3aaf * lex.ll, oct-parse.in.yy (HERMITIAN): Rename token from QUOTE. John W. Eaton <jwe@octave.org> parents: 16279 diff changeset	302 %left POW EPOW HERMITIAN TRANSPOSE
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	303 %right PLUS_PLUS MINUS_MINUS
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	304 %left '(' '.' '{'
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	305
17629 1e8f8900a041 clean up partially constructed parse tree objects on parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17622 diff changeset	306 // How to clean up if there is a parse error. We handle deleting tokens
1e8f8900a041 clean up partially constructed parse tree objects on parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17622 diff changeset	307 // and comments seperately and separators are just characters. The
1e8f8900a041 clean up partially constructed parse tree objects on parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17622 diff changeset	308 // remaining items are dynamically allocated parse tree objects that
17658 0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	309 // must be deleted. Use the wildcard case (<*>) to detect unhandled
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	310 // cases (for example, a new semantic type is added but not handled
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	311 // here).
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	312
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	313 %destructor { } <tok_val>
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	314 %destructor { } <punct_type>
17658 0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	315 %destructor { } <comment_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	316 %destructor { } <>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	317
19593 446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	318 %destructor { delete $$; } <tree_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	319 %destructor { delete $$; } <tree_matrix_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	320 %destructor { delete $$; } <tree_cell_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	321 %destructor { delete $$; } <tree_expression_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	322 %destructor { delete $$; } <tree_constant_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	323 %destructor { delete $$; } <tree_fcn_handle_type>
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	324 %destructor { delete $$; } <tree_funcall_type>
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	325 %destructor { delete $$; } <tree_function_def_type>
19593 446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	326 %destructor { delete $$; } <tree_anon_fcn_handle_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	327 %destructor { delete $$; } <tree_identifier_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	328 %destructor { delete $$; } <tree_index_expression_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	329 %destructor { delete $$; } <tree_colon_expression_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	330 %destructor { delete $$; } <tree_argument_list_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	331 %destructor { delete $$; } <tree_parameter_list_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	332 %destructor { delete $$; } <tree_command_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	333 %destructor { delete $$; } <tree_if_command_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	334 %destructor { delete $$; } <tree_if_clause_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	335 %destructor { delete $$; } <tree_if_command_list_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	336 %destructor { delete $$; } <tree_switch_command_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	337 %destructor { delete $$; } <tree_switch_case_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	338 %destructor { delete $$; } <tree_switch_case_list_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	339 %destructor { delete $$; } <tree_decl_elt_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	340 %destructor { delete $$; } <tree_decl_init_list_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	341 %destructor { delete $$; } <tree_decl_command_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	342 %destructor { delete $$; } <tree_statement_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	343 %destructor { delete $$; } <tree_statement_list_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	344 %destructor { delete $$; } <octave_user_function_type>
17658 0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	345
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	346 %destructor { delete $$; } <tree_classdef_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	347 %destructor { delete $$; } <tree_classdef_attribute_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	348 %destructor { delete $$; } <tree_classdef_attribute_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	349 %destructor { delete $$; } <tree_classdef_superclass_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	350 %destructor { delete $$; } <tree_classdef_superclass_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	351 %destructor { delete $$; } <tree_classdef_body_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	352 %destructor { delete $$; } <tree_classdef_property_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	353 %destructor { delete $$; } <tree_classdef_property_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	354 %destructor { delete $$; } <tree_classdef_properties_block_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	355 %destructor { delete $$; } <tree_classdef_methods_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	356 %destructor { delete $$; } <tree_classdef_methods_block_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	357 %destructor { delete $$; } <tree_classdef_event_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	358 %destructor { delete $$; } <tree_classdef_events_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	359 %destructor { delete $$; } <tree_classdef_events_block_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	360 %destructor { delete $$; } <tree_classdef_enum_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	361 %destructor { delete $$; } <tree_classdef_enum_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	362 %destructor { delete $$; } <tree_classdef_enum_block_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	363
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	364 // Defining a generic destructor generates a warning if destructors are
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	365 // already explicitly declared for all types.
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	366 //
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	367 // %destructor {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	368 // warning_with_id
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	369 // ("Octave:parser-destructor",
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	370 // "possible memory leak in cleanup following parse error");
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	371 // } <*>
17629 1e8f8900a041 clean up partially constructed parse tree objects on parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17622 diff changeset	372
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	373 // Where to start.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	374 %start input
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	375
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	376 %%
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	377
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	378 // ==============================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	379 // Statements and statement lists
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	380 // ==============================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	381
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	382 input : simple_list '\n'
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	383 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	384 $$ = 0;
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	385 parser.stmt_list = $1;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	386 YYACCEPT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	387 }
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	388 \| simple_list END_OF_INPUT
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	389 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	390 $$ = 0;
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	391 lexer.end_of_input = true;
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	392 parser.stmt_list = $1;
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	393 YYACCEPT;
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	394 }
17326 f444e4cef9b9 avoid exiting Octave on parse error (bug #39862) John W. Eaton <jwe@octave.org> parents: 17322 diff changeset	395 \| parse_error
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	396 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	397 $$ = 0;
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	398 YYABORT;
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	399 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	400 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	401
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	402 simple_list : opt_sep_no_nl
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	403 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	404 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	405
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	406 $$ = 0;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	407 }
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	408 \| simple_list1 opt_sep_no_nl
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	409 { $$ = parser.set_stmt_print_flag ($1, $2, false); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	410 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	411
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	412 simple_list1 : statement
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	413 { $$ = parser.make_statement_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	414 \| simple_list1 sep_no_nl statement
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	415 { $$ = parser.append_statement_list ($1, $2, $3, false); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	416 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	417
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	418 opt_list : // empty
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	419 { $$ = new octave::tree_statement_list (); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	420 \| list
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	421 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	422 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	423
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	424 list : list1 opt_sep
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	425 { $$ = parser.set_stmt_print_flag ($1, $2, true); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	426 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	427
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	428 list1 : statement
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	429 { $$ = parser.make_statement_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	430 \| list1 sep statement
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	431 { $$ = parser.append_statement_list ($1, $2, $3, true); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	432 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	433
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	434 statement : expression
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	435 { $$ = parser.make_statement ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	436 \| command
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	437 { $$ = parser.make_statement ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	438 \| word_list_cmd
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	439 { $$ = parser.make_statement ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	440 ;
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	441
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	442 // =================
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	443 // Word-list command
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	444 // =================
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	445
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	446 // These are not really like expressions since they can't appear on
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	447 // the RHS of an assignment. But they are also not like commands (IF,
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	448 // WHILE, etc.
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	449
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	450 word_list_cmd : identifier word_list
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	451 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	452 $$ = parser.make_index_expression ($1, $2, '(');
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	453 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	454 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	455 // make_index_expression deleted $1 and $2.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	456 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	457 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	458 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	459 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	460
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	461 word_list : string
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	462 { $$ = new octave::tree_argument_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	463 \| word_list string
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	464 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	465 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	466 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	467 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	468 ;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	469
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	470 // ===========
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	471 // Expressions
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	472 // ===========
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	473
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	474 identifier : NAME
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	475 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	476 symbol_table::symbol_record *sr = $1->sym_rec ();
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	477 $$ = new octave::tree_identifier (*sr, $1->line (), $1->column ());
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	478 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	479 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	480
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	481 superclass_identifier
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	482 : SUPERCLASSREF
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	483 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	484 std::string method_nm = $1->superclass_method_name ();
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	485 std::string class_nm = $1->superclass_class_name ();
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	486
18927 09eb8a2ddb02 eliminate some unused parameter warnings in parser functions John W. Eaton <jwe@octave.org> parents: 18537 diff changeset	487 $$ = parser.make_superclass_ref (method_nm, class_nm);
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	488 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	489 ;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	490
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	491 meta_identifier : METAQUERY
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	492 {
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	493 std::string class_nm = $1->text ();
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	494
18927 09eb8a2ddb02 eliminate some unused parameter warnings in parser functions John W. Eaton <jwe@octave.org> parents: 18537 diff changeset	495 $$ = parser.make_meta_class_query (class_nm);
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	496 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	497 ;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	498
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	499 string : DQ_STRING
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	500 { $$ = parser.make_constant (DQ_STRING, $1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	501 \| SQ_STRING
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	502 { $$ = parser.make_constant (SQ_STRING, $1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	503 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	504
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	505 constant : NUM
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	506 { $$ = parser.make_constant (NUM, $1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	507 \| IMAG_NUM
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	508 { $$ = parser.make_constant (IMAG_NUM, $1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	509 \| string
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	510 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	511 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	512
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	513 matrix : '[' matrix_rows ']'
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	514 { $$ = parser.finish_matrix ($2); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	515 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	516
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	517 matrix_rows : cell_or_matrix_row
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	518 { $$ = $1 ? new octave::tree_matrix ($1) : 0; }
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	519 \| matrix_rows ';' cell_or_matrix_row
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	520 {
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	521 if ($1)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	522 {
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	523 if ($3)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	524 $1->append ($3);
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	525
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	526 $$ = $1;
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	527 }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	528 else
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	529 $$ = $3 ? new octave::tree_matrix ($3) : 0;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	530 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	531 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	532
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	533 cell : '{' cell_rows '}'
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	534 { $$ = parser.finish_cell ($2); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	535 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	536
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	537 cell_rows : cell_or_matrix_row
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	538 { $$ = $1 ? new octave::tree_cell ($1) : 0; }
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	539 \| cell_rows ';' cell_or_matrix_row
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	540 {
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	541 if ($1)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	542 {
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	543 if ($3)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	544 $1->append ($3);
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	545
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	546 $$ = $1;
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	547 }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	548 else
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	549 $$ = $3 ? new octave::tree_cell ($3) : 0;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	550 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	551 ;
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	552
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	553 // tree_argument_list objects can't be empty or have leading or trailing
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	554 // commas, but those are all allowed in matrix and cell array rows.
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	555
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	556 cell_or_matrix_row
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	557 : // empty
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	558 { $$ = 0; }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	559 \| ','
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	560 { $$ = 0; }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	561 \| arg_list
16257 db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	562 { $$ = $1; }
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	563 \| arg_list ','
16257 db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	564 { $$ = $1; }
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	565 \| ',' arg_list
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	566 { $$ = $2; }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	567 \| ',' arg_list ','
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	568 { $$ = $2; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	569 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	570
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	571 fcn_handle : '@' FCN_HANDLE
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	572 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	573 $$ = parser.make_fcn_handle ($2);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	574 lexer.looking_at_function_handle--;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	575 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	576 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	577
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	578 anon_fcn_handle : '@' param_list stmt_begin statement
13237 1bfca2bbea8b fix parsing of anonymous functions inside cell array lists. John W. Eaton <jwe@octave.org> parents: 13125 diff changeset	579 {
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	580 $$ = parser.make_anon_fcn_handle ($2, $4);
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	581 lexer.nesting_level.remove ();
13237 1bfca2bbea8b fix parsing of anonymous functions inside cell array lists. John W. Eaton <jwe@octave.org> parents: 13125 diff changeset	582 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	583 ;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	584
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	585 primary_expr : identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	586 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	587 \| constant
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	588 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	589 \| fcn_handle
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	590 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	591 \| matrix
16257 db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	592 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	593 lexer.looking_at_matrix_or_assign_lhs = false;
16257 db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	594 $$ = $1;
db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	595 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	596 \| cell
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	597 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	598 \| meta_identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	599 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	600 \| superclass_identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	601 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	602 \| '(' expression ')'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	603 { $$ = $2->mark_in_parens (); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	604 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	605
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	606 magic_colon : ':'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	607 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	608 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	609
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	610 octave_value tmp (octave_value::magic_colon_t);
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	611 $$ = new octave::tree_constant (tmp);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	612 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	613 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	614
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	615 magic_tilde : EXPR_NOT
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	616 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	617 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	618
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	619 $$ = new octave::tree_black_hole ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	620 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	621 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	622
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	623 arg_list : expression
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	624 { $$ = new octave::tree_argument_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	625 \| magic_colon
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	626 { $$ = new octave::tree_argument_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	627 \| magic_tilde
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	628 { $$ = new octave::tree_argument_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	629 \| arg_list ',' magic_colon
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	630 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	631 $1->append ($3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	632 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	633 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	634 \| arg_list ',' magic_tilde
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	635 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	636 $1->append ($3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	637 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	638 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	639 \| arg_list ',' expression
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	640 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	641 $1->append ($3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	642 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	643 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	644 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	645
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	646 indirect_ref_op : '.'
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	647 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	648 $$ = 0;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	649 lexer.looking_at_indirect_ref = true;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	650 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	651 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	652
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	653 oper_expr : primary_expr
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	654 { $$ = $1; }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	655 \| oper_expr PLUS_PLUS
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	656 { $$ = parser.make_postfix_op (PLUS_PLUS, $1, $2); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	657 \| oper_expr MINUS_MINUS
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	658 { $$ = parser.make_postfix_op (MINUS_MINUS, $1, $2); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	659 \| oper_expr '(' ')'
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	660 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	661 $$ = parser.make_index_expression ($1, 0, '(');
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	662 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	663 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	664 // make_index_expression deleted $1.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	665 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	666 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	667 }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	668 \| oper_expr '(' arg_list ')'
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	669 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	670 $$ = parser.make_index_expression ($1, $3, '(');
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	671 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	672 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	673 // make_index_expression deleted $1 and $3.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	674 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	675 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	676 }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	677 \| oper_expr '{' '}'
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	678 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	679 $$ = parser.make_index_expression ($1, 0, '{');
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	680 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	681 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	682 // make_index_expression deleted $1.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	683 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	684 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	685 }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	686 \| oper_expr '{' arg_list '}'
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	687 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	688 $$ = parser.make_index_expression ($1, $3, '{');
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	689 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	690 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	691 // make_index_expression deleted $1 and $3.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	692 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	693 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	694 }
16284 09881dab3aaf * lex.ll, oct-parse.in.yy (HERMITIAN): Rename token from QUOTE. John W. Eaton <jwe@octave.org> parents: 16279 diff changeset	695 \| oper_expr HERMITIAN
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	696 { $$ = parser.make_postfix_op (HERMITIAN, $1, $2); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	697 \| oper_expr TRANSPOSE
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	698 { $$ = parser.make_postfix_op (TRANSPOSE, $1, $2); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	699 \| oper_expr indirect_ref_op STRUCT_ELT
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	700 { $$ = parser.make_indirect_ref ($1, $3->text ()); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	701 \| oper_expr indirect_ref_op '(' expression ')'
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	702 { $$ = parser.make_indirect_ref ($1, $4); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	703 \| PLUS_PLUS oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	704 { $$ = parser.make_prefix_op (PLUS_PLUS, $2, $1); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	705 \| MINUS_MINUS oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	706 { $$ = parser.make_prefix_op (MINUS_MINUS, $2, $1); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	707 \| EXPR_NOT oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	708 { $$ = parser.make_prefix_op (EXPR_NOT, $2, $1); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	709 \| '+' oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	710 { $$ = parser.make_prefix_op ('+', $2, $1); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	711 \| '-' oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	712 { $$ = parser.make_prefix_op ('-', $2, $1); }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	713 \| oper_expr POW power_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	714 { $$ = parser.make_binary_op (POW, $1, $2, $3); }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	715 \| oper_expr EPOW power_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	716 { $$ = parser.make_binary_op (EPOW, $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	717 \| oper_expr '+' oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	718 { $$ = parser.make_binary_op ('+', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	719 \| oper_expr '-' oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	720 { $$ = parser.make_binary_op ('-', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	721 \| oper_expr '*' oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	722 { $$ = parser.make_binary_op ('*', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	723 \| oper_expr '/' oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	724 { $$ = parser.make_binary_op ('/', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	725 \| oper_expr EPLUS oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	726 { $$ = parser.make_binary_op ('+', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	727 \| oper_expr EMINUS oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	728 { $$ = parser.make_binary_op ('-', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	729 \| oper_expr EMUL oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	730 { $$ = parser.make_binary_op (EMUL, $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	731 \| oper_expr EDIV oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	732 { $$ = parser.make_binary_op (EDIV, $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	733 \| oper_expr LEFTDIV oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	734 { $$ = parser.make_binary_op (LEFTDIV, $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	735 \| oper_expr ELEFTDIV oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	736 { $$ = parser.make_binary_op (ELEFTDIV, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	737 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	738
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	739 power_expr : primary_expr
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	740 { $$ = $1; }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	741 \| power_expr PLUS_PLUS
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	742 { $$ = parser.make_postfix_op (PLUS_PLUS, $1, $2); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	743 \| power_expr MINUS_MINUS
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	744 { $$ = parser.make_postfix_op (MINUS_MINUS, $1, $2); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	745 \| power_expr '(' ')'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	746 {
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	747 $$ = parser.make_index_expression ($1, 0, '(');
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	748 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	749 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	750 // make_index_expression deleted $1.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	751 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	752 }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	753 }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	754 \| power_expr '(' arg_list ')'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	755 {
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	756 $$ = parser.make_index_expression ($1, $3, '(');
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	757 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	758 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	759 // make_index_expression deleted $1 and $3.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	760 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	761 }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	762 }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	763 \| power_expr '{' '}'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	764 {
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	765 $$ = parser.make_index_expression ($1, 0, '{');
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	766 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	767 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	768 // make_index_expression deleted $1.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	769 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	770 }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	771 }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	772 \| power_expr '{' arg_list '}'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	773 {
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	774 $$ = parser.make_index_expression ($1, $3, '{');
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	775 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	776 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	777 // make_index_expression deleted $1 and $3.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	778 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	779 }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	780 }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	781 \| power_expr indirect_ref_op STRUCT_ELT
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	782 { $$ = parser.make_indirect_ref ($1, $3->text ()); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	783 \| power_expr indirect_ref_op '(' expression ')'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	784 { $$ = parser.make_indirect_ref ($1, $4); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	785 \| PLUS_PLUS power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	786 { $$ = parser.make_prefix_op (PLUS_PLUS, $2, $1); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	787 \| MINUS_MINUS power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	788 { $$ = parser.make_prefix_op (MINUS_MINUS, $2, $1); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	789 \| EXPR_NOT power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	790 { $$ = parser.make_prefix_op (EXPR_NOT, $2, $1); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	791 \| '+' power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	792 { $$ = parser.make_prefix_op ('+', $2, $1); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	793 \| '-' power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	794 { $$ = parser.make_prefix_op ('-', $2, $1); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	795 ;
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	796
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	797 colon_expr : colon_expr1
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	798 { $$ = parser.finish_colon_expression ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	799 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	800
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	801 colon_expr1 : oper_expr
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	802 { $$ = new octave::tree_colon_expression ($1); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	803 \| colon_expr1 ':' oper_expr
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	804 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	805 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	806
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	807 if (! ($$ = $1->append ($3)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	808 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	809 delete $1;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	810 delete $3;
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	811 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	812 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	813 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	814 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	815
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	816 simple_expr : colon_expr
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	817 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	818 \| simple_expr EXPR_LT simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	819 { $$ = parser.make_binary_op (EXPR_LT, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	820 \| simple_expr EXPR_LE simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	821 { $$ = parser.make_binary_op (EXPR_LE, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	822 \| simple_expr EXPR_EQ simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	823 { $$ = parser.make_binary_op (EXPR_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	824 \| simple_expr EXPR_GE simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	825 { $$ = parser.make_binary_op (EXPR_GE, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	826 \| simple_expr EXPR_GT simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	827 { $$ = parser.make_binary_op (EXPR_GT, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	828 \| simple_expr EXPR_NE simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	829 { $$ = parser.make_binary_op (EXPR_NE, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	830 \| simple_expr EXPR_AND simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	831 { $$ = parser.make_binary_op (EXPR_AND, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	832 \| simple_expr EXPR_OR simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	833 { $$ = parser.make_binary_op (EXPR_OR, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	834 \| simple_expr EXPR_AND_AND simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	835 { $$ = parser.make_boolean_op (EXPR_AND_AND, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	836 \| simple_expr EXPR_OR_OR simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	837 { $$ = parser.make_boolean_op (EXPR_OR_OR, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	838 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	839
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	840 assign_lhs : simple_expr
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	841 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	842 $$ = parser.validate_matrix_for_assignment ($1);
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	843
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	844 if ($$)
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	845 { lexer.looking_at_matrix_or_assign_lhs = false; }
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	846 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	847 {
16277 8cb65fd72164 eliminate obsolete concepts of "pending local" and "forced" variables John W. Eaton <jwe@octave.org> parents: 16273 diff changeset	848 // validate_matrix_for_assignment deleted $1.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	849 YYABORT;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	850 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	851 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	852 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	853
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	854 assign_expr : assign_lhs '=' expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	855 { $$ = parser.make_assign_op ('=', $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	856 \| assign_lhs ADD_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	857 { $$ = parser.make_assign_op (ADD_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	858 \| assign_lhs SUB_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	859 { $$ = parser.make_assign_op (SUB_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	860 \| assign_lhs MUL_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	861 { $$ = parser.make_assign_op (MUL_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	862 \| assign_lhs DIV_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	863 { $$ = parser.make_assign_op (DIV_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	864 \| assign_lhs LEFTDIV_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	865 { $$ = parser.make_assign_op (LEFTDIV_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	866 \| assign_lhs POW_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	867 { $$ = parser.make_assign_op (POW_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	868 \| assign_lhs EMUL_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	869 { $$ = parser.make_assign_op (EMUL_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	870 \| assign_lhs EDIV_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	871 { $$ = parser.make_assign_op (EDIV_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	872 \| assign_lhs ELEFTDIV_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	873 { $$ = parser.make_assign_op (ELEFTDIV_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	874 \| assign_lhs EPOW_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	875 { $$ = parser.make_assign_op (EPOW_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	876 \| assign_lhs AND_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	877 { $$ = parser.make_assign_op (AND_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	878 \| assign_lhs OR_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	879 { $$ = parser.make_assign_op (OR_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	880 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	881
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	882 expression : simple_expr
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	883 {
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	884 if ($1 && ($1->is_matrix () \|\| $1->is_cell ()))
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	885 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	886 if (parser.validate_array_list ($1))
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	887 $$ = $1;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	888 else
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	889 {
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	890 delete $1;
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	891 YYABORT;
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	892 }
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	893 }
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	894 else
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	895 $$ = $1;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	896 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	897 \| assign_expr
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	898 {
f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	899 if (! $1)
f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	900 YYABORT;
f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	901
f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	902 $$ = $1;
f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	903 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	904 \| anon_fcn_handle
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	905 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	906 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	907
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	908 // ================================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	909 // Commands, declarations, and function definitions
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	910 // ================================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	911
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	912 command : declaration
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	913 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	914 \| select_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	915 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	916 \| loop_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	917 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	918 \| jump_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	919 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	920 \| except_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	921 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	922 \| function
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	923 { $$ = $1; }
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	924 \| file
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	925 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	926 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	927
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	928 // =====================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	929 // Declaration statemnts
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	930 // =====================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	931
16263 9acb86e6ac90 4/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16259 diff changeset	932 declaration : GLOBAL decl1
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	933 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	934 $$ = parser.make_decl_command (GLOBAL, $1, $2);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	935 lexer.looking_at_decl_list = false;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	936 }
16263 9acb86e6ac90 4/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16259 diff changeset	937 \| PERSISTENT decl1
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	938 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	939 $$ = parser.make_decl_command (PERSISTENT, $1, $2);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	940 lexer.looking_at_decl_list = false;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	941 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	942 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	943
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	944 decl1 : decl2
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	945 { $$ = new octave::tree_decl_init_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	946 \| decl1 decl2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	947 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	948 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	949 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	950 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	951 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	952
7634 ae90e05ad299 fix parameter list initializer bug John W. Eaton <jwe@octave.org> parents: 7587 diff changeset	953 decl_param_init : // empty
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	954 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	955 $$ = 0;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	956 lexer.looking_at_initializer_expression = true;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	957 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	958
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	959 decl2 : identifier
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	960 { $$ = new octave::tree_decl_elt ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	961 \| identifier '=' decl_param_init expression
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	962 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	963 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	964
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	965 lexer.looking_at_initializer_expression = false;
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	966 $$ = new octave::tree_decl_elt ($1, $4);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	967 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	968 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	969
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	970 // ====================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	971 // Selection statements
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	972 // ====================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	973
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	974 select_command : if_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	975 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	976 \| switch_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	977 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	978 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	979
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	980 // ============
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	981 // If statement
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	982 // ============
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	983
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	984 if_command : IF stash_comment if_cmd_list END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	985 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	986 if (! ($$ = parser.finish_if_command ($1, $3, $4, $2)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	987 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	988 // finish_if_command deleted $3.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	989 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	990 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	991 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	992 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	993
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	994 if_cmd_list : if_cmd_list1
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	995 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	996 \| if_cmd_list1 else_clause
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	997 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	998 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	999 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1000 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1001 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1002
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1003 if_cmd_list1 : expression stmt_begin opt_sep opt_list
11091 5677f3f7b5fa Matlab compatible short-circuit behavior for & and \| operators John W. Eaton <jwe@octave.org> parents: 11060 diff changeset	1004 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1005 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1006
18127 d76f790b4eec enable do_braindead_shortcircuit_evaluation by default and deprecate John W. Eaton <jwe@octave.org> parents: 17796 diff changeset	1007 $1->mark_braindead_shortcircuit ();
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1008
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1009 $$ = parser.start_if_command ($1, $4);
11091 5677f3f7b5fa Matlab compatible short-circuit behavior for & and \| operators John W. Eaton <jwe@octave.org> parents: 11060 diff changeset	1010 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1011 \| if_cmd_list1 elseif_clause
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1012 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1013 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1014 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1015 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1016 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1017
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1018 elseif_clause : ELSEIF stash_comment opt_sep expression stmt_begin opt_sep opt_list
11091 5677f3f7b5fa Matlab compatible short-circuit behavior for & and \| operators John W. Eaton <jwe@octave.org> parents: 11060 diff changeset	1019 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1020 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1021 YYUSE ($6);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1022
18127 d76f790b4eec enable do_braindead_shortcircuit_evaluation by default and deprecate John W. Eaton <jwe@octave.org> parents: 17796 diff changeset	1023 $4->mark_braindead_shortcircuit ();
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1024
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1025 $$ = parser.make_elseif_clause ($1, $4, $7, $2);
11091 5677f3f7b5fa Matlab compatible short-circuit behavior for & and \| operators John W. Eaton <jwe@octave.org> parents: 11060 diff changeset	1026 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1027 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1028
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1029 else_clause : ELSE stash_comment opt_sep opt_list
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1030 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1031 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1032 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1033
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1034 $$ = new octave::tree_if_clause ($4, $2);
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1035 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1036 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1037
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1038 // ================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1039 // Switch statement
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1040 // ================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1041
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1042 switch_command : SWITCH stash_comment expression opt_sep case_list END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1043 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1044 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1045
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1046 if (! ($$ = parser.finish_switch_command ($1, $3, $5, $6, $2)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1047 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1048 // finish_switch_command deleted $3 adn $5.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1049 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1050 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1051 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1052 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1053
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1054 case_list : // empty
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1055 { $$ = new octave::tree_switch_case_list (); }
11317 2da532d0f41c accept otherwise clause in switch statement without preceding case statements John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1056 \| default_case
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1057 { $$ = new octave::tree_switch_case_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1058 \| case_list1
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1059 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1060 \| case_list1 default_case
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1061 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1062 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1063 $$ = $1;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1064 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1065 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1066
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1067 case_list1 : switch_case
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1068 { $$ = new octave::tree_switch_case_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1069 \| case_list1 switch_case
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1070 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1071 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1072 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1073 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1074 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1075
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1076 switch_case : CASE stash_comment opt_sep expression stmt_begin opt_sep opt_list
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1077 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1078 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1079 YYUSE ($6);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1080
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1081 $$ = parser.make_switch_case ($1, $4, $7, $2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1082 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1083 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1084
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1085 default_case : OTHERWISE stash_comment opt_sep opt_list
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1086 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1087 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1088 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1089
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1090 $$ = new octave::tree_switch_case ($4, $2);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1091 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1092 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1093
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1094 // =======
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1095 // Looping
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1096 // =======
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1097
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1098 loop_command : WHILE stash_comment expression stmt_begin opt_sep opt_list END
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1099 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1100 YYUSE ($5);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1101
18127 d76f790b4eec enable do_braindead_shortcircuit_evaluation by default and deprecate John W. Eaton <jwe@octave.org> parents: 17796 diff changeset	1102 $3->mark_braindead_shortcircuit ();
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1103
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1104 if (! ($$ = parser.make_while_command ($1, $3, $6, $7, $2)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1105 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1106 // make_while_command deleted $3 and $6.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1107 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1108 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1109 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1110 \| DO stash_comment opt_sep opt_list UNTIL expression
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1111 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1112 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1113 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1114
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1115 $$ = parser.make_do_until_command ($5, $4, $6, $2);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1116 }
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1117 \| FOR stash_comment assign_lhs '=' expression stmt_begin opt_sep opt_list END
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1118 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1119 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1120 YYUSE ($7);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1121
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1122 if (! ($$ = parser.make_for_command (FOR, $1, $3, $5, 0,
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1123 $8, $9, $2)))
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1124 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1125 // make_for_command deleted $3, $5, and $8.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1126 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1127 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1128 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1129 \| FOR stash_comment '(' assign_lhs '=' expression ')' opt_sep opt_list END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1130 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1131 YYUSE ($5);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1132 YYUSE ($8);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1133
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1134 if (! ($$ = parser.make_for_command (FOR, $1, $4, $6, 0,
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1135 $9, $10, $2)))
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1136 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1137 // make_for_command deleted $4, $6, and $9.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1138 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1139 }
13245 027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	1140 }
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1141 \| PARFOR stash_comment assign_lhs '=' expression stmt_begin opt_sep opt_list END
13245 027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	1142 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1143 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1144 YYUSE ($7);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1145
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1146 if (! ($$ = parser.make_for_command (PARFOR, $1, $3, $5,
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1147 0, $8, $9, $2)))
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1148 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1149 // make_for_command deleted $3, $5, and $8.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1150 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1151 }
13245 027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	1152 }
027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	1153 \| PARFOR stash_comment '(' assign_lhs '=' expression ',' expression ')' opt_sep opt_list END
027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	1154 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1155 YYUSE ($5);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1156 YYUSE ($10);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1157
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1158 if (! ($$ = parser.make_for_command (PARFOR, $1, $4, $6,
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1159 $8, $11, $12, $2)))
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1160 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1161 // make_for_command deleted $4, $6, $8, and $11.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1162 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1163 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1164 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1165 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1166
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1167 // =======
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1168 // Jumping
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1169 // =======
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1170
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1171 jump_command : BREAK
22785 9c6661004167 error if break statement is in script file separate from loop (bug #39168) John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	1172 {
9c6661004167 error if break statement is in script file separate from loop (bug #39168) John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	1173 if (! ($$ = parser.make_break_command ($1)))
9c6661004167 error if break statement is in script file separate from loop (bug #39168) John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	1174 YYABORT;
9c6661004167 error if break statement is in script file separate from loop (bug #39168) John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	1175 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1176 \| CONTINUE
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1177 { $$ = parser.make_continue_command ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1178 \| FUNC_RET
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1179 { $$ = parser.make_return_command ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1180 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1181
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1182 // ==========
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1183 // Exceptions
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1184 // ==========
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1185
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1186 except_command : UNWIND stash_comment opt_sep opt_list CLEANUP
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1187 stash_comment opt_sep opt_list END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1188 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1189 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1190 YYUSE ($5);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1191 YYUSE ($7);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1192
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1193 if (! ($$ = parser.make_unwind_command ($1, $4, $8, $9, $2, $6)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1194 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1195 // make_unwind_command deleted $4 and $8.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1196 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1197 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1198 }
17283 e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	1199 \| TRY stash_comment opt_sep opt_list CATCH stash_comment
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	1200 opt_sep opt_list END
17249 923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 17170 diff changeset	1201 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1202 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1203 YYUSE ($5);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1204 YYUSE ($7);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1205
17283 e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	1206 if (! ($$ = parser.make_try_command ($1, $4, $7, $8, $9, $2, $6)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1207 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1208 // make_try_command deleted $4 and $8.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1209 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1210 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1211 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1212 \| TRY stash_comment opt_sep opt_list END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1213 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1214 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1215
17249 923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 17170 diff changeset	1216 if (! ($$ = parser.make_try_command ($1, $4, 0, 0, $5, $2, 0)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1217 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1218 // make_try_command deleted $4.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1219 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1220 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1221 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1222 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1223
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1224 // ===========================================
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	1225 // Some 'subroutines' for function definitions
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1226 // ===========================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1227
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1228 push_fcn_symtab : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1229 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1230 $$ = 0;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1231
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1232 parser.curr_fcn_depth++;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1233
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1234 if (parser.max_fcn_depth < parser.curr_fcn_depth)
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1235 parser.max_fcn_depth = parser.curr_fcn_depth;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1236
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1237 lexer.symtab_context.push (symbol_table::alloc_scope ());
09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1238
23054 564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	1239 parser.function_scopes.push (lexer.symtab_context.curr_scope ());
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1240
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1241 if (! lexer.reading_script_file
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1242 && parser.curr_fcn_depth == 1
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1243 && ! parser.parsing_subfunctions)
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1244 parser.primary_fcn_scope
09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1245 = lexer.symtab_context.curr_scope ();
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1246
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1247 if (lexer.reading_script_file
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1248 && parser.curr_fcn_depth > 1)
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1249 {
f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1250 parser.bison_error ("nested functions not implemented in this context");
f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1251 YYABORT;
f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1252 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1253 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1254 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1255
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1256 // ===========================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1257 // List of function parameters
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1258 // ===========================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1259
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1260 param_list_beg : '('
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1261 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1262 $$ = 0;
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1263 lexer.looking_at_parameter_list = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1264
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1265 if (lexer.looking_at_function_handle)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1266 {
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1267 lexer.symtab_context.push (symbol_table::alloc_scope ());
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1268 lexer.looking_at_function_handle--;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1269 lexer.looking_at_anon_fcn_args = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1270 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1271 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1272 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1273
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1274 param_list_end : ')'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1275 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1276 $$ = 0;
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1277 lexer.looking_at_parameter_list = false;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1278 lexer.looking_for_object_index = false;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1279 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1280 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1281
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1282 param_list : param_list_beg param_list1 param_list_end
16360 11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1283 {
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1284 if ($2)
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1285 lexer.mark_as_variables ($2->variable_names ());
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1286
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1287 $$ = $2;
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1288 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1289 \| param_list_beg error
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1290 {
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1291 $$ = 0;
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1292 parser.bison_error ("invalid parameter list");
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1293 YYABORT;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1294 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1295 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1296
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1297 param_list1 : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1298 { $$ = 0; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1299 \| param_list2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1300 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1301 $1->mark_as_formal_parameters ();
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1302 if ($1->validate (octave::tree_parameter_list::in))
16360 11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1303 {
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1304 lexer.mark_as_variables ($1->variable_names ());
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1305 $$ = $1;
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1306 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1307 else
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1308 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1309 delete $1;
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1310 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1311 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1312 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1313 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1314
17317 56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1315 param_list2 : param_list_elt
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1316 { $$ = new octave::tree_parameter_list ($1); }
17317 56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1317 \| param_list2 ',' param_list_elt
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1318 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1319 $1->append ($3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1320 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1321 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1322 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1323
17317 56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1324 param_list_elt : decl2
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1325 { $$ = $1; }
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1326 \| magic_tilde
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1327 { $$ = new octave::tree_decl_elt ($1); }
17317 56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1328 ;
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1329
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1330 // ===================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1331 // List of function return value names
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1332 // ===================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1333
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1334 return_list : '[' ']'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1335 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1336 lexer.looking_at_return_list = false;
17316 8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1337
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1338 $$ = new octave::tree_parameter_list ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1339 }
17316 8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1340 \| identifier
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1341 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1342 lexer.looking_at_return_list = false;
17316 8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1343
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1344 octave::tree_parameter_list *tmp = new octave::tree_parameter_list ($1);
17316 8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1345
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1346 // Even though this parameter list can contain only
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1347 // a single identifier, we still need to validate it
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1348 // to check for varargin or varargout.
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1349
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1350 if (tmp->validate (octave::tree_parameter_list::out))
17316 8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1351 $$ = tmp;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1352 else
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1353 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1354 delete tmp;
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1355 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1356 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1357 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1358 \| '[' return_list1 ']'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1359 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1360 lexer.looking_at_return_list = false;
17316 8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1361
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1362 // Check for duplicate parameter names, varargin,
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1363 // or varargout.
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1364
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1365 if ($2->validate (octave::tree_parameter_list::out))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1366 $$ = $2;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1367 else
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1368 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1369 delete $2;
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1370 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1371 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1372 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1373 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1374
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1375 return_list1 : identifier
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1376 { $$ = new octave::tree_parameter_list (new octave::tree_decl_elt ($1)); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1377 \| return_list1 ',' identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1378 {
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1379 $1->append (new octave::tree_decl_elt ($3));
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1380 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1381 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1382 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1383
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1384 // =======================
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1385 // Script or function file
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1386 // =======================
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1387
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1388 file : INPUT_FILE opt_nl opt_list END_OF_INPUT
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1389 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1390 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1391
17618 77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1392 if (lexer.reading_fcn_file)
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1393 {
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1394 // Delete the dummy statement_list we created
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1395 // after parsing the function. Any function
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1396 // definitions found in the file have already
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1397 // been stored in the symbol table or in
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	1398 // base_parser::primary_fcn_ptr.
17618 77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1399
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1400 delete $3;
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1401 }
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1402 else
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1403 {
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1404 octave::tree_statement *end_of_script
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1405 = parser.make_end ("endscript", true,
de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1406 lexer.input_line_number,
de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1407 lexer.current_input_column);
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1408
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1409 parser.make_script ($3, end_of_script);
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1410 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1411
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1412 $$ = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1413 }
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1414 \| INPUT_FILE opt_nl classdef opt_sep END_OF_INPUT
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1415 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1416 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1417 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1418
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1419 if (lexer.reading_classdef_file)
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1420 parser.classdef_object = $3;
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1421
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1422 $$ = 0;
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1423 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1424 ;
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	1425
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1426 // ===================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1427 // Function definition
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1428 // ===================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1429
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1430 function_beg : push_fcn_symtab FCN
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1431 {
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1432 $$ = $2;
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1433 if (lexer.reading_classdef_file
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1434 \|\| lexer.parsing_classdef)
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1435 lexer.maybe_classdef_get_set_method = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1436 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1437 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1438
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1439 function : function_beg stash_comment function1
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1440 {
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1441 $$ = parser.finish_function (0, $3, $2, $1->line (),
de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1442 $1->column ());
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1443 parser.recover_from_parsing_function ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1444 }
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1445 \| function_beg stash_comment return_list '=' function1
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1446 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1447 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1448
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1449 $$ = parser.finish_function ($3, $5, $2, $1->line (),
de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1450 $1->column ());
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1451 parser.recover_from_parsing_function ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1452 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1453 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1454
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1455 fcn_name : identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1456 {
23054 564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	1457 std::string id = $1->name ();
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	1458
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	1459 if (! parser.function_scopes.name_current_scope (id))
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	1460 {
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	1461 parser.bison_error ("duplicate subfunction or nested function name",
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	1462 $1->line (), $1->column ());
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	1463
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	1464 delete $1;
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	1465
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	1466 YYABORT;
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	1467 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1468
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1469 lexer.parsed_function_name.top () = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1470 lexer.maybe_classdef_get_set_method = false;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1471
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1472 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1473 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1474 \| GET '.' identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1475 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1476 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1477
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1478 lexer.parsed_function_name.top () = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1479 lexer.maybe_classdef_get_set_method = false;
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1480 lexer.parsing_classdef_get_method = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1481 $$ = $3;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1482 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1483 \| SET '.' identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1484 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1485 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1486
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1487 lexer.parsed_function_name.top () = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1488 lexer.maybe_classdef_get_set_method = false;
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1489 lexer.parsing_classdef_set_method = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1490 $$ = $3;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1491 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1492 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1493
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1494 function1 : fcn_name function2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1495 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1496 std::string fname = $1->name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1497
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1498 delete $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1499
16698 13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1500 if (lexer.parsing_classdef_get_method)
13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1501 fname.insert (0, "get.");
13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1502 else if (lexer.parsing_classdef_set_method)
13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1503 fname.insert (0, "set.");
13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1504
18395 2319bf776fa2 Fix parsing of classdef property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 18341 diff changeset	1505 lexer.parsing_classdef_get_method = false;
2319bf776fa2 Fix parsing of classdef property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 18341 diff changeset	1506 lexer.parsing_classdef_set_method = false;
2319bf776fa2 Fix parsing of classdef property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 18341 diff changeset	1507
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1508 $$ = parser.frob_function (fname, $2);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1509 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1510 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1511
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1512 function2 : param_list opt_sep opt_list function_end
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1513 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1514 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1515
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1516 $$ = parser.start_function ($1, $3, $4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1517 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1518 \| opt_sep opt_list function_end
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1519 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1520 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1521
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1522 $$ = parser.start_function (0, $2, $3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1523 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1524 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1525
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1526 function_end : END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1527 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1528 parser.endfunction_found = true;
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	1529
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1530 if (parser.end_token_ok ($1, token::function_end))
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1531 $$ = parser.make_end ("endfunction", false,
de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1532 $1->line (), $1->column ());
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1533 else
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	1534 {
f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	1535 parser.end_token_error ($1, token::function_end);
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1536 YYABORT;
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	1537 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1538 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1539 \| END_OF_INPUT
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1540 {
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	1541 // A lot of tests are based on the assumption that this is OK
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1542 // if (lexer.reading_script_file)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1543 // {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1544 // parser.bison_error ("function body open at end of script");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1545 // YYABORT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1546 // }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1547
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1548 if (parser.endfunction_found)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1549 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1550 parser.bison_error ("inconsistent function endings -- "
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1551 "if one function is explicitly ended, "
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1552 "so must all the others");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1553 YYABORT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1554 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1555
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1556 if (! (lexer.reading_fcn_file \|\| lexer.reading_script_file
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1557 \|\| lexer.input_from_eval_string ()))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1558 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1559 parser.bison_error ("function body open at end of input");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1560 YYABORT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1561 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1562
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1563 if (lexer.reading_classdef_file)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1564 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1565 parser.bison_error ("classdef body open at end of input");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1566 YYABORT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1567 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1568
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1569 $$ = parser.make_end ("endfunction", true,
de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1570 lexer.input_line_number,
de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1571 lexer.current_input_column);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1572 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1573 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1574
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1575 // ========
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1576 // Classdef
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1577 // ========
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1578
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1579 classdef_beg : CLASSDEF
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1580 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1581 if (! lexer.reading_classdef_file)
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1582 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1583 parser.bison_error ("classdef must appear inside a file containing only a class definition");
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1584 YYABORT;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1585 }
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1586
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1587 lexer.parsing_classdef = true;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1588 $$ = $1;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1589 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1590 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1591
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1592 classdef : classdef_beg stash_comment opt_attr_list identifier opt_superclass_list opt_sep class_body opt_sep END
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1593 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1594 YYUSE ($6);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1595 YYUSE ($8);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1596
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1597 lexer.parsing_classdef = false;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1598
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1599 if (! ($$ = parser.make_classdef ($1, $3, $4, $5, $7, $9, $2)))
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1600 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1601 // make_classdef deleted $3, $4, $5, and $7.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1602 YYABORT;
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1603 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1604 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1605 \| classdef_beg stash_comment opt_attr_list identifier opt_superclass_list opt_sep END
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1606 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1607 YYUSE ($6);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1608
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1609 lexer.parsing_classdef = false;
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1610
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1611 if (! ($$ = parser.make_classdef ($1, $3, $4, $5, 0, $7, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1612 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1613 // make_classdef deleted $3, $4, and $5.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1614 YYABORT;
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1615 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1616 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1617 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1618
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1619 opt_attr_list : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1620 { $$ = 0; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1621 \| '(' attr_list ')'
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1622 { $$ = $2; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1623 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1624
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1625 attr_list : attr
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1626 { $$ = new octave::tree_classdef_attribute_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1627 \| attr_list ',' attr
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1628 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1629 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1630 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1631 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1632 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1633
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1634 attr : identifier
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1635 { $$ = new octave::tree_classdef_attribute ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1636 \| identifier '=' decl_param_init expression
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1637 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1638 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1639
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1640 lexer.looking_at_initializer_expression = false;
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1641 $$ = new octave::tree_classdef_attribute ($1, $4);
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1642 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1643 \| EXPR_NOT identifier
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1644 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1645 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1646
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1647 $$ = new octave::tree_classdef_attribute ($2, false);
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1648 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1649 ;
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1650
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1651 opt_superclass_list
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1652 : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1653 { $$ = 0; }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1654 \| superclass_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1655 { $$ = $1; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1656 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1657
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1658 superclass_list : EXPR_LT
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1659 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1660 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1661
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1662 lexer.enable_fq_identifier ();
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1663 }
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1664 superclass
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1665 { $$ = new octave::tree_classdef_superclass_list ($3); }
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1666 \| superclass_list EXPR_AND
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1667 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1668 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1669
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1670 lexer.enable_fq_identifier ();
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1671 }
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1672 superclass
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1673 {
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1674 $1->append ($4);
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1675 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1676 }
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1677 ;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1678
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1679 superclass : FQ_IDENT
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1680 { $$ = new octave::tree_classdef_superclass ($1->text ()); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1681 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1682
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1683 class_body : properties_block
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1684 { $$ = new octave::tree_classdef_body ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1685 \| methods_block
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1686 { $$ = new octave::tree_classdef_body ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1687 \| events_block
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1688 { $$ = new octave::tree_classdef_body ($1); }
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1689 \| enum_block
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1690 { $$ = new octave::tree_classdef_body ($1); }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1691 \| class_body opt_sep properties_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1692 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1693 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1694
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1695 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1696 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1697 }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1698 \| class_body opt_sep methods_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1699 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1700 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1701
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1702 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1703 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1704 }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1705 \| class_body opt_sep events_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1706 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1707 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1708
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1709 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1710 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1711 }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1712 \| class_body opt_sep enum_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1713 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1714 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1715
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1716 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1717 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1718 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1719 ;
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1720
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1721 properties_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1722 : PROPERTIES stash_comment opt_attr_list opt_sep property_list opt_sep END
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1723 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1724 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1725 YYUSE ($6);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1726
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1727 if (! ($$ = parser.make_classdef_properties_block
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1728 ($1, $3, $5, $7, $2)))
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1729 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1730 // make_classdef_properties_block delete $3 and $5.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1731 YYABORT;
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1732 }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1733 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1734 \| PROPERTIES stash_comment opt_attr_list opt_sep END
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1735 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1736 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1737
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1738 if (! ($$ = parser.make_classdef_properties_block
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1739 ($1, $3, 0, $5, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1740 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1741 // make_classdef_properties_block delete $3.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1742 YYABORT;
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1743 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1744 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1745 ;
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1746
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1747 property_list
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1748 : class_property
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1749 { $$ = new octave::tree_classdef_property_list ($1); }
22879 194481349d22 don't require semicolon between property list elements (bug #49819) John W. Eaton <jwe@octave.org> parents: 22712 diff changeset	1750 \| property_list sep class_property
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1751 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1752 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1753
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1754 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1755 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1756 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1757 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1758
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1759 class_property : identifier
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1760 { $$ = new octave::tree_classdef_property ($1); }
22879 194481349d22 don't require semicolon between property list elements (bug #49819) John W. Eaton <jwe@octave.org> parents: 22712 diff changeset	1761 \| identifier '=' decl_param_init expression
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1762 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1763 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1764
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1765 lexer.looking_at_initializer_expression = false;
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1766 $$ = new octave::tree_classdef_property ($1, $4);
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1767 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1768 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1769
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1770 methods_block : METHODS stash_comment opt_attr_list opt_sep methods_list opt_sep END
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1771 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1772 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1773 YYUSE ($6);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1774
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1775 if (! ($$ = parser.make_classdef_methods_block
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1776 ($1, $3, $5, $7, $2)))
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1777 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1778 // make_classdef_methods_block deleted $3 and $5.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1779 YYABORT;
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1780 }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1781 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1782 \| METHODS stash_comment opt_attr_list opt_sep END
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1783 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1784 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1785
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1786 if (! ($$ = parser.make_classdef_methods_block
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1787 ($1, $3, 0, $5, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1788 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1789 // make_classdef_methods_block deleted $3.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1790 YYABORT;
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1791 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1792 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1793 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1794 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1795
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1796 method_decl1 : identifier
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1797 {
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1798 if (! ($$ = parser.start_classdef_external_method ($1, 0)))
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1799 YYABORT;
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1800 }
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1801 \| identifier param_list
18341 02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1802 {
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1803 if (! ($$ = parser.start_classdef_external_method ($1, $2)))
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1804 YYABORT;
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1805 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1806 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1807
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1808 method_decl : stash_comment method_decl1
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1809 { $$ = parser.finish_classdef_external_method ($2, 0, $1); }
18341 02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1810 \| stash_comment return_list '='
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1811 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1812 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1813
18341 02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1814 lexer.defining_func++;
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1815 lexer.parsed_function_name.push (false);
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1816 }
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1817 method_decl1
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1818 {
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1819 lexer.defining_func--;
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1820 lexer.parsed_function_name.pop ();
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1821 $$ = parser.finish_classdef_external_method ($5, $2, $1);
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1822 }
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1823 ;
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1824
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1825 method : method_decl
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1826 { $$ = $1; }
c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1827 \| function
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1828 { $$ = $1; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1829 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1830
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1831 methods_list : method
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1832 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1833 octave_value fcn;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1834 if ($1)
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1835 fcn = $1->function ();
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1836 delete $1;
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1837 $$ = new octave::tree_classdef_methods_list (fcn);
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1838 }
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1839 \| methods_list opt_sep method
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1840 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1841 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1842
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1843 octave_value fcn;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1844 if ($3)
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1845 fcn = $3->function ();
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1846 delete $3;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1847
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1848 $1->append (fcn);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1849 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1850 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1851 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1852
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1853 events_block : EVENTS stash_comment opt_attr_list opt_sep events_list opt_sep END
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1854 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1855 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1856 YYUSE ($6);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1857
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1858 if (! ($$ = parser.make_classdef_events_block
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1859 ($1, $3, $5, $7, $2)))
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1860 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1861 // make_classdef_events_block deleted $3 and $5.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1862 YYABORT;
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1863 }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1864 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1865 \| EVENTS stash_comment opt_attr_list opt_sep END
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1866 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1867 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1868
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1869 if (! ($$ = parser.make_classdef_events_block
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1870 ($1, $3, 0, $5, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1871 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1872 // make_classdef_events_block deleted $3.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1873 YYABORT;
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1874 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1875 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1876 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1877
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1878 events_list : class_event
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1879 { $$ = new octave::tree_classdef_events_list ($1); }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1880 \| events_list opt_sep class_event
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1881 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1882 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1883
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1884 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1885 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1886 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1887 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1888
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1889 class_event : identifier
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1890 { $$ = new octave::tree_classdef_event ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1891 ;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1892
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1893 enum_block : ENUMERATION stash_comment opt_attr_list opt_sep enum_list opt_sep END
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1894 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1895 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1896 YYUSE ($6);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1897
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1898 if (! ($$ = parser.make_classdef_enum_block
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1899 ($1, $3, $5, $7, $2)))
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1900 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1901 // make_classdef_enum_block deleted $3 and $5.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1902 YYABORT;
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1903 }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1904 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1905 \| ENUMERATION stash_comment opt_attr_list opt_sep END
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1906 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1907 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1908
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1909 if (! ($$ = parser.make_classdef_enum_block
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1910 ($1, $3, 0, $5, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1911 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1912 // make_classdef_enum_block deleted $3.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1913 YYABORT;
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1914 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1915 }
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1916 ;
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1917
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1918 enum_list : class_enum
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1919 { $$ = new octave::tree_classdef_enum_list ($1); }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1920 \| enum_list opt_sep class_enum
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1921 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1922 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1923
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1924 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1925 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1926 }
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1927 ;
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1928
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1929 class_enum : identifier '(' expression ')'
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	1930 { $$ = new octave::tree_classdef_enum ($1, $3); }
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1931 ;
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1932
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1933 // =============
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1934 // Miscellaneous
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1935 // =============
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1936
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1937 stmt_begin : // empty
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1938 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1939 $$ = 0;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1940 lexer.at_beginning_of_statement = true;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1941 }
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1942 ;
d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1943
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1944 stash_comment : // empty
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	1945 { $$ = lexer.get_comment (); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1946 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1947
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1948 parse_error : LEXICAL_ERROR
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1949 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1950 $$ = 0;
21064 a9f2c2d72892 handle lexical errors as parser errors (bug #46877) John W. Eaton <jwe@octave.org> parents: 21063 diff changeset	1951 std::string msg = $1->text ();
a9f2c2d72892 handle lexical errors as parser errors (bug #46877) John W. Eaton <jwe@octave.org> parents: 21063 diff changeset	1952 parser.bison_error (msg.c_str ());
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1953 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1954 \| error
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1955 { $$ = 0; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1956 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1957
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1958 sep_no_nl : ','
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1959 { $$ = ','; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1960 \| ';'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1961 { $$ = ';'; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1962 \| sep_no_nl ','
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1963 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1964 \| sep_no_nl ';'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1965 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1966 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1967
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1968 opt_sep_no_nl : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1969 { $$ = 0; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1970 \| sep_no_nl
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1971 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1972 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1973
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1974 opt_nl : // empty
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1975 { $$ = 0; }
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1976 \| nl
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1977 { $$ = $1; }
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1978 ;
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1979
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1980 nl : '\n'
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1981 { $$ = '\n'; }
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1982 \| nl '\n'
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1983 { $$ = $1; }
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1984 ;
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1985
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1986 sep : ','
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1987 { $$ = ','; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1988 \| ';'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1989 { $$ = ';'; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1990 \| '\n'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1991 { $$ = '\n'; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1992 \| sep ','
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1993 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1994 \| sep ';'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1995 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1996 \| sep '\n'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1997 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1998 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1999
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2000 opt_sep : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2001 { $$ = 0; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2002 \| sep
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2003 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2004 ;
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	2005
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2006 %%
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2007
21023 ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	2008 #if defined (HAVE_PRAGMA_GCC_DIAGNOSTIC)
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	2009 // Restore prevailing warning state for remainder of the file.
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	2010 #pragma GCC diagnostic pop
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	2011 #endif
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	2012
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2013 // Generic error messages.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2014
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2015 #undef lexer
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	2016
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2017 static void
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2018 yyerror (octave::base_parser& parser, const char *s)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2019 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2020 parser.bison_error (s);
16142 26d65d677557 rename yyerror to bison_error and make it a member of octave_parser class John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	2021 }
26d65d677557 rename yyerror to bison_error and make it a member of octave_parser class John W. Eaton <jwe@octave.org> parents: 16139 diff changeset	2022
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2023 namespace octave
16157 335041cc657a optionally use push parser interface John W. Eaton <jwe@octave.org> parents: 16153 diff changeset	2024 {
23054 564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2025 size_t
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2026 base_parser::parent_scope_info::size (void) const
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2027 {
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2028 return info.size ();
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2029 }
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2030
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2031 void
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2032 base_parser::parent_scope_info::push (const value_type& elt)
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2033 {
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2034 info.push_back (elt);
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2035 }
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2036
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2037 void
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2038 base_parser::parent_scope_info::push (symbol_table::scope_id id)
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2039 {
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2040 push (value_type (id, ""));
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2041 }
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2042
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2043 void
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2044 base_parser::parent_scope_info::pop (void)
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2045 {
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2046 info.pop_back ();
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2047 }
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2048
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2049 bool
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2050 base_parser::parent_scope_info::name_ok (const std::string& name)
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2051 {
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2052 // Name can't be the same as any parent function or any other
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2053 // function we've already seen. We could maintain a complex
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2054 // tree structure of names, or we can just store the set of
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2055 // full names of all the functions, which must be unique.
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2056
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2057 std::string full_name;
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2058
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2059 for (size_t i = 0; i < size()-1; i++)
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2060 {
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2061 const value_type& elt = info[i];
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2062
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2063 if (name == elt.second)
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2064 return false;
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2065
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2066 full_name += elt.second + ">";
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2067 }
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2068
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2069 full_name += name;
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2070
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2071 if (all_names.find (full_name) != all_names.end ())
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2072 return false;
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2073
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2074 all_names.insert (full_name);
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2075
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2076 return true;
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2077 }
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2078
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2079 bool
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2080 base_parser::parent_scope_info::name_current_scope (const std::string& name)
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2081 {
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2082 if (! name_ok (name))
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2083 return false;
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2084
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2085 if (size () > 0)
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2086 info.back().second = name;
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2087
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2088 return true;
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2089 }
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2090
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2091 symbol_table::scope_id
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2092 base_parser::parent_scope_info::parent_scope (void) const
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2093 {
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2094 return size () > 1 ? info[size()-2].first : 0;
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2095 }
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2096
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2097 std::string
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2098 base_parser::parent_scope_info::parent_name (void) const
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2099 {
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2100 return info[size()-2].second;
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2101 }
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2102
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2103 void base_parser::parent_scope_info::clear (void)
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2104 {
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2105 info.clear ();
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2106 all_names.clear ();
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2107 }
564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	2108
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2109 base_parser::base_parser (base_lexer& lxr)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2110 : endfunction_found (false), autoloading (false),
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2111 fcn_file_from_relative_lookup (false), parsing_subfunctions (false),
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2112 max_fcn_depth (0), curr_fcn_depth (0), primary_fcn_scope (-1),
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2113 curr_class_name (), curr_package_name (), function_scopes (),
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2114 primary_fcn_ptr (0), subfunction_names (), classdef_object (0),
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2115 stmt_list (0), lexer (lxr), parser_state (yypstate_new ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2116 { }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2117
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2118 base_parser::~base_parser (void)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2119 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2120 delete stmt_list;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2121
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2122 delete &lexer;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2123
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2124 // FIXME: Deleting the internal Bison parser state structure does
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2125 // not clean up any partial parse trees in the event of an interrupt or
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2126 // error. It's not clear how to safely do that with the C language
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2127 // parser that Bison generates. The C++ language parser that Bison
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2128 // generates would do it for us automatically whenever an exception
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2129 // is thrown while parsing input, but there is currently no C++
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2130 // interface for a push parser.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2131
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2132 yypstate_delete (static_cast<yypstate *> (parser_state));
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2133 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2134
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2135 void
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2136 base_parser::reset (void)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2137 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2138 endfunction_found = false;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2139 autoloading = false;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2140 fcn_file_from_relative_lookup = false;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2141 parsing_subfunctions = false;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2142 max_fcn_depth = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2143 curr_fcn_depth = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2144 primary_fcn_scope = -1;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2145 curr_class_name = "";
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2146 curr_package_name = "";
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2147 function_scopes.clear ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2148 primary_fcn_ptr = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2149 subfunction_names.clear ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2150
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2151 delete stmt_list;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2152 stmt_list = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2153
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2154 lexer.reset ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2155
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2156 yypstate_delete (static_cast<yypstate *> (parser_state));
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2157 parser_state = yypstate_new ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2158 }
16138 284e2ca86ef7 execute parser using member function of octave_parser class John W. Eaton <jwe@octave.org> parents: 16136 diff changeset	2159 }
284e2ca86ef7 execute parser using member function of octave_parser class John W. Eaton <jwe@octave.org> parents: 16136 diff changeset	2160
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2161 // Error mesages for mismatched end tokens.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2162
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2163 static std::string
f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2164 end_token_as_string (token::end_tok_type ettype)
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2165 {
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2166 std::string retval = "<unknown>";
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2167
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2168 switch (ettype)
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2169 {
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2170 case token::simple_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2171 retval = "end";
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2172 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2173
20075 8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2174 case token::classdef_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2175 retval = "endclassdef";
20075 8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2176 break;
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2177
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2178 case token::enumeration_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2179 retval = "endenumeration";
20075 8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2180 break;
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2181
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2182 case token::events_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2183 retval = "endevents";
20075 8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2184 break;
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2185
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2186 case token::for_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2187 retval = "endfor";
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2188 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2189
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2190 case token::function_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2191 retval = "endfunction";
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2192 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2193
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2194 case token::if_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2195 retval = "endif";
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2196 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2197
20075 8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2198 case token::methods_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2199 retval = "endmethods";
20075 8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2200 break;
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2201
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2202 case token::parfor_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2203 retval = "endparfor";
20075 8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2204 break;
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2205
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2206 case token::properties_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2207 retval = "endproperties";
20075 8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2208 break;
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2209
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3216 diff changeset	2210 case token::switch_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2211 retval = "endswitch";
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3216 diff changeset	2212 break;
98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3216 diff changeset	2213
5400 c7e3cf2fce3e [project @ 2005-07-05 15:01:32 by jwe] jwe parents: 5397 diff changeset	2214 case token::try_catch_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2215 retval = "end_try_catch";
5400 c7e3cf2fce3e [project @ 2005-07-05 15:01:32 by jwe] jwe parents: 5397 diff changeset	2216 break;
c7e3cf2fce3e [project @ 2005-07-05 15:01:32 by jwe] jwe parents: 5397 diff changeset	2217
1371 766af9ca8edb [project @ 1995-09-06 21:36:02 by jwe] jwe parents: 1351 diff changeset	2218 case token::unwind_protect_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2219 retval = "end_unwind_protect";
1371 766af9ca8edb [project @ 1995-09-06 21:36:02 by jwe] jwe parents: 1351 diff changeset	2220 break;
766af9ca8edb [project @ 1995-09-06 21:36:02 by jwe] jwe parents: 1351 diff changeset	2221
20075 8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2222 case token::while_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2223 retval = "endwhile";
20075 8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2224 break;
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2225
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2226 default:
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2227 panic_impossible ();
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2228 break;
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2229 }
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2230
f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2231 return retval;
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2232 }
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2233
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2234 namespace octave
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2235 {
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2236 void
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2237 base_parser::end_token_error (token *tok, token::end_tok_type expected)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2238 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2239 std::string msg = ("'" + end_token_as_string (expected)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2240 + "' command matched by '"
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2241 + end_token_as_string (tok->ettype ()) + "'");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2242
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2243 bison_error (msg, tok->line (), tok->column ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2244 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2245
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2246 // Check to see that end tokens are properly matched.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2247
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2248 bool
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2249 base_parser::end_token_ok (token *tok, token::end_tok_type expected)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2250 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2251 token::end_tok_type ettype = tok->ettype ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2252
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2253 return ettype == expected \|\| ettype == token::simple_end;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2254 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2255
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2256 // Maybe print a warning if an assignment expression is used as the
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2257 // test in a logical expression.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2258
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2259 void
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2260 base_parser::maybe_warn_assign_as_truth_value (tree_expression *expr)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2261 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2262 if (expr->is_assignment_expression ()
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2263 && expr->paren_count () < 2)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2264 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2265 if (lexer.fcn_file_full_name.empty ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2266 warning_with_id
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2267 ("Octave:assign-as-truth-value",
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2268 "suggest parenthesis around assignment used as truth value");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2269 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2270 warning_with_id
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2271 ("Octave:assign-as-truth-value",
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2272 "suggest parenthesis around assignment used as truth value near line %d, column %d in file '%s'",
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2273 expr->line (), expr->column (), lexer.fcn_file_full_name.c_str ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2274 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2275 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2276
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2277 // Maybe print a warning about switch labels that aren't constants.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2278
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2279 void
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2280 base_parser::maybe_warn_variable_switch_label (tree_expression *expr)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2281 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2282 if (! expr->is_constant ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2283 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2284 if (lexer.fcn_file_full_name.empty ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2285 warning_with_id ("Octave:variable-switch-label",
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2286 "variable switch label");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2287 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2288 warning_with_id
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2289 ("Octave:variable-switch-label",
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2290 "variable switch label near line %d, column %d in file '%s'",
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2291 expr->line (), expr->column (), lexer.fcn_file_full_name.c_str ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2292 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2293 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2294
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2295 // Finish building a range.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2296
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2297 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2298 base_parser::finish_colon_expression (tree_colon_expression *e)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2299 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2300 tree_expression *retval = e;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2301
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2302 octave::unwind_protect frame;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2303
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2304 frame.protect_var (discard_error_messages);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2305 frame.protect_var (discard_warning_messages);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2306
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2307 discard_error_messages = true;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2308 discard_warning_messages = true;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2309
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2310 tree_expression *base = e->base ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2311 tree_expression *limit = e->limit ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2312 tree_expression *incr = e->increment ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2313
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2314 if (base)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2315 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2316 if (limit)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2317 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2318 if (base->is_constant () && limit->is_constant ()
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2319 && (! incr \|\| (incr && incr->is_constant ())))
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2320 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2321 try
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2322 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2323 octave_value tmp = e->rvalue1 ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2324
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2325 tree_constant *tc_retval
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2326 = new tree_constant (tmp, base->line (), base->column ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2327
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2328 std::ostringstream buf;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2329
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2330 tree_print_code tpc (buf);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2331
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2332 e->accept (tpc);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2333
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2334 tc_retval->stash_original_text (buf.str ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2335
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2336 delete e;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2337
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2338 retval = tc_retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2339 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	2340 catch (const octave::execution_exception&)
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2341 {
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	2342 octave::interpreter::recover_from_exception ();
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2343 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2344 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2345 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2346 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2347 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2348 e->preserve_base ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2349 delete e;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2350
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2351 retval = base;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2352 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2353 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2354
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2355 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2356 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2357
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2358 // Make a constant.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2359
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2360 tree_constant *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2361 base_parser::make_constant (int op, token *tok_val)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2362 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2363 int l = tok_val->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2364 int c = tok_val->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2365
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2366 tree_constant *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2367
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2368 switch (op)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2369 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2370 case NUM:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2371 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2372 octave_value tmp (tok_val->number ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2373 retval = new tree_constant (tmp, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2374 retval->stash_original_text (tok_val->text_rep ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2375 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2376 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2377
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2378 case IMAG_NUM:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2379 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2380 octave_value tmp (Complex (0.0, tok_val->number ()));
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2381 retval = new tree_constant (tmp, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2382 retval->stash_original_text (tok_val->text_rep ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2383 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2384 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2385
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2386 case DQ_STRING:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2387 case SQ_STRING:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2388 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2389 std::string txt = tok_val->text ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2390
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2391 char delim = op == DQ_STRING ? '"' : '\'';
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2392 octave_value tmp (txt, delim);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2393
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2394 if (txt.empty ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2395 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2396 if (op == DQ_STRING)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2397 tmp = octave_null_str::instance;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2398 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2399 tmp = octave_null_sq_str::instance;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2400 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2401
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2402 retval = new tree_constant (tmp, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2403
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2404 if (op == DQ_STRING)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2405 txt = undo_string_escapes (txt);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2406
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2407 // FIXME: maybe this should also be handled by
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2408 // tok_val->text_rep () for character strings?
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2409 retval->stash_original_text (delim + txt + delim);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2410 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2411 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2412
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2413 default:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2414 panic_impossible ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2415 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2416 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2417
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2418 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2419 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2420
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2421 // Make a function handle.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2422
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2423 tree_fcn_handle *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2424 base_parser::make_fcn_handle (token *tok_val)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2425 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2426 int l = tok_val->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2427 int c = tok_val->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2428
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2429 tree_fcn_handle *retval = new tree_fcn_handle (tok_val->text (), l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2430
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2431 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2432 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2433
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2434 // Make an anonymous function handle.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2435
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2436 tree_anon_fcn_handle *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2437 base_parser::make_anon_fcn_handle (tree_parameter_list *param_list,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2438 tree_statement *stmt)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2439 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2440 // FIXME: need to get these from the location of the @ symbol.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2441 int l = lexer.input_line_number;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2442 int c = lexer.current_input_column;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2443
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2444 tree_parameter_list *ret_list = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2445
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2446 symbol_table::scope_id fcn_scope = lexer.symtab_context.curr_scope ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2447
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2448 lexer.symtab_context.pop ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2449
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2450 stmt->set_print_flag (false);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2451
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2452 tree_statement_list *body = new tree_statement_list (stmt);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2453
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2454 body->mark_as_anon_function_body ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2455
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2456 tree_anon_fcn_handle *retval
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2457 = new tree_anon_fcn_handle (param_list, ret_list, body, fcn_scope, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2458 // FIXME: Stash the filename. This does not work and produces
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2459 // errors when executed.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2460 //retval->stash_file_name (lexer.fcn_file_name);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2461
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2462 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2463 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2464
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2465 // Build a binary expression.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2466
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2467 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2468 base_parser::make_binary_op (int op, tree_expression *op1,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2469 token tok_val, tree_expression op2)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2470 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2471 octave_value::binary_op t = octave_value::unknown_binary_op;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2472
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2473 switch (op)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2474 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2475 case POW:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2476 t = octave_value::op_pow;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2477 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2478
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2479 case EPOW:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2480 t = octave_value::op_el_pow;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2481 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2482
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2483 case '+':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2484 t = octave_value::op_add;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2485 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2486
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2487 case '-':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2488 t = octave_value::op_sub;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2489 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2490
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2491 case '*':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2492 t = octave_value::op_mul;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2493 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2494
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2495 case '/':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2496 t = octave_value::op_div;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2497 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2498
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2499 case EMUL:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2500 t = octave_value::op_el_mul;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2501 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2502
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2503 case EDIV:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2504 t = octave_value::op_el_div;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2505 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2506
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2507 case LEFTDIV:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2508 t = octave_value::op_ldiv;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2509 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2510
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2511 case ELEFTDIV:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2512 t = octave_value::op_el_ldiv;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2513 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2514
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2515 case EXPR_LT:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2516 t = octave_value::op_lt;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2517 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2518
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2519 case EXPR_LE:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2520 t = octave_value::op_le;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2521 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2522
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2523 case EXPR_EQ:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2524 t = octave_value::op_eq;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2525 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2526
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2527 case EXPR_GE:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2528 t = octave_value::op_ge;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2529 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2530
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2531 case EXPR_GT:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2532 t = octave_value::op_gt;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2533 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2534
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2535 case EXPR_NE:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2536 t = octave_value::op_ne;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2537 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2538
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2539 case EXPR_AND:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2540 t = octave_value::op_el_and;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2541 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2542
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2543 case EXPR_OR:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2544 t = octave_value::op_el_or;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2545 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2546
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2547 default:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2548 panic_impossible ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2549 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2550 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2551
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2552 int l = tok_val->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2553 int c = tok_val->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2554
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2555 return maybe_compound_binary_expression (op1, op2, l, c, t);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2556 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2557
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2558 // Build a boolean expression.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2559
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2560 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2561 base_parser::make_boolean_op (int op, tree_expression *op1,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2562 token tok_val, tree_expression op2)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2563 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2564 tree_boolean_expression::type t;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2565
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2566 switch (op)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2567 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2568 case EXPR_AND_AND:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2569 t = tree_boolean_expression::bool_and;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2570 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2571
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2572 case EXPR_OR_OR:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2573 t = tree_boolean_expression::bool_or;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2574 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2575
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2576 default:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2577 panic_impossible ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2578 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2579 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2580
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2581 int l = tok_val->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2582 int c = tok_val->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2583
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2584 return new tree_boolean_expression (op1, op2, l, c, t);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2585 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2586
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2587 // Build a prefix expression.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2588
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2589 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2590 base_parser::make_prefix_op (int op, tree_expression op1, token tok_val)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2591 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2592 octave_value::unary_op t = octave_value::unknown_unary_op;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2593
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2594 switch (op)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2595 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2596 case EXPR_NOT:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2597 t = octave_value::op_not;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2598 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2599
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2600 case '+':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2601 t = octave_value::op_uplus;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2602 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2603
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2604 case '-':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2605 t = octave_value::op_uminus;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2606 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2607
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2608 case PLUS_PLUS:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2609 t = octave_value::op_incr;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2610 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2611
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2612 case MINUS_MINUS:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2613 t = octave_value::op_decr;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2614 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2615
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2616 default:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2617 panic_impossible ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2618 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2619 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2620
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2621 int l = tok_val->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2622 int c = tok_val->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2623
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2624 return new tree_prefix_expression (op1, l, c, t);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2625 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2626
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2627 // Build a postfix expression.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2628
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2629 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2630 base_parser::make_postfix_op (int op, tree_expression op1, token tok_val)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2631 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2632 octave_value::unary_op t = octave_value::unknown_unary_op;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2633
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2634 switch (op)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2635 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2636 case HERMITIAN:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2637 t = octave_value::op_hermitian;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2638 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2639
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2640 case TRANSPOSE:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2641 t = octave_value::op_transpose;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2642 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2643
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2644 case PLUS_PLUS:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2645 t = octave_value::op_incr;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2646 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2647
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2648 case MINUS_MINUS:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2649 t = octave_value::op_decr;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2650 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2651
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2652 default:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2653 panic_impossible ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2654 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2655 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2656
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2657 int l = tok_val->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2658 int c = tok_val->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2659
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2660 return new tree_postfix_expression (op1, l, c, t);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2661 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2662
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2663 // Build an unwind-protect command.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2664
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2665 tree_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2666 base_parser::make_unwind_command (token *unwind_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2667 tree_statement_list *body,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2668 tree_statement_list *cleanup_stmts,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2669 token *end_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2670 octave_comment_list *lc,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2671 octave_comment_list *mc)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2672 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2673 tree_command *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2674
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2675 if (end_token_ok (end_tok, token::unwind_protect_end))
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2676 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2677 octave_comment_list *tc = lexer.comment_buf.get_comment ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2678
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2679 int l = unwind_tok->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2680 int c = unwind_tok->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2681
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2682 retval = new tree_unwind_protect_command (body, cleanup_stmts,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2683 lc, mc, tc, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2684 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2685 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2686 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2687 delete body;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2688 delete cleanup_stmts;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2689
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2690 end_token_error (end_tok, token::unwind_protect_end);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2691 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2692
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2693 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2694 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2695
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2696 // Build a try-catch command.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2697
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2698 tree_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2699 base_parser::make_try_command (token *try_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2700 tree_statement_list *body,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2701 char catch_sep,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2702 tree_statement_list *cleanup_stmts,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2703 token *end_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2704 octave_comment_list *lc,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2705 octave_comment_list *mc)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2706 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2707 tree_command *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2708
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2709 if (end_token_ok (end_tok, token::try_catch_end))
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2710 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2711 octave_comment_list *tc = lexer.comment_buf.get_comment ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2712
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2713 int l = try_tok->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2714 int c = try_tok->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2715
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2716 tree_identifier *id = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2717
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2718 if (! catch_sep && cleanup_stmts && ! cleanup_stmts->empty ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2719 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2720 tree_statement *stmt = cleanup_stmts->front ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2721
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2722 if (stmt)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2723 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2724 tree_expression *expr = stmt->expression ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2725
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2726 if (expr && expr->is_identifier ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2727 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2728 id = dynamic_cast<tree_identifier *> (expr);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2729
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2730 cleanup_stmts->pop_front ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2731
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2732 stmt->set_expression (0);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2733 delete stmt;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2734 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2735 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2736 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2737
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2738 retval = new tree_try_catch_command (body, cleanup_stmts, id,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2739 lc, mc, tc, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2740 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2741 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2742 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2743 delete body;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2744 delete cleanup_stmts;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2745
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2746 end_token_error (end_tok, token::try_catch_end);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2747 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2748
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2749 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2750 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2751
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2752 // Build a while command.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2753
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2754 tree_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2755 base_parser::make_while_command (token *while_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2756 tree_expression *expr,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2757 tree_statement_list *body,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2758 token *end_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2759 octave_comment_list *lc)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2760 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2761 tree_command *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2762
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2763 maybe_warn_assign_as_truth_value (expr);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2764
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2765 if (end_token_ok (end_tok, token::while_end))
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2766 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2767 octave_comment_list *tc = lexer.comment_buf.get_comment ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2768
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2769 lexer.looping--;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2770
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2771 int l = while_tok->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2772 int c = while_tok->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2773
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2774 retval = new tree_while_command (expr, body, lc, tc, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2775 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2776 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2777 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2778 delete expr;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2779 delete body;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2780
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2781 end_token_error (end_tok, token::while_end);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2782 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2783
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2784 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2785 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2786
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2787 // Build a do-until command.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2788
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2789 tree_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2790 base_parser::make_do_until_command (token *until_tok,
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2791 tree_statement_list *body,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2792 tree_expression *expr,
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2793 octave_comment_list *lc)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2794 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2795 maybe_warn_assign_as_truth_value (expr);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2796
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2797 octave_comment_list *tc = lexer.comment_buf.get_comment ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2798
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2799 lexer.looping--;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2800
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2801 int l = until_tok->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2802 int c = until_tok->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2803
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2804 return new tree_do_until_command (expr, body, lc, tc, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2805 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2806
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2807 // Build a for command.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2808
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2809 tree_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2810 base_parser::make_for_command (int tok_id, token *for_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2811 tree_argument_list *lhs,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2812 tree_expression *expr,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2813 tree_expression *maxproc,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2814 tree_statement_list *body,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2815 token *end_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2816 octave_comment_list *lc)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2817 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2818 tree_command *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2819
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2820 bool parfor = tok_id == PARFOR;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2821
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2822 if (end_token_ok (end_tok, parfor ? token::parfor_end : token::for_end))
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2823 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2824 expr->mark_as_for_cmd_expr ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2825
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2826 octave_comment_list *tc = lexer.comment_buf.get_comment ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2827
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2828 lexer.looping--;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2829
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2830 int l = for_tok->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2831 int c = for_tok->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2832
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2833 if (lhs->length () == 1)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2834 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2835 tree_expression *tmp = lhs->remove_front ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2836
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2837 retval = new tree_simple_for_command (parfor, tmp, expr, maxproc,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2838 body, lc, tc, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2839
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2840 delete lhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2841 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2842 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2843 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2844 if (parfor)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2845 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2846 delete lhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2847 delete expr;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2848 delete maxproc;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2849 delete body;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2850
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2851 bison_error ("invalid syntax for parfor statement");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2852 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2853 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2854 retval = new tree_complex_for_command (lhs, expr, body,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2855 lc, tc, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2856 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2857 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2858 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2859 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2860 delete lhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2861 delete expr;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2862 delete maxproc;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2863 delete body;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2864
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2865 end_token_error (end_tok, parfor ? token::parfor_end : token::for_end);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2866 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2867
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2868 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2869 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2870
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2871 // Build a break command.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2872
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2873 tree_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2874 base_parser::make_break_command (token *break_tok)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2875 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2876 int l = break_tok->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2877 int c = break_tok->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2878
22785 9c6661004167 error if break statement is in script file separate from loop (bug #39168) John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	2879 if (! lexer.looping)
9c6661004167 error if break statement is in script file separate from loop (bug #39168) John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	2880 {
9c6661004167 error if break statement is in script file separate from loop (bug #39168) John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	2881 bison_error ("break must appear in a loop in the same file as loop command");
9c6661004167 error if break statement is in script file separate from loop (bug #39168) John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	2882 return 0;
9c6661004167 error if break statement is in script file separate from loop (bug #39168) John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	2883 }
9c6661004167 error if break statement is in script file separate from loop (bug #39168) John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	2884 else
9c6661004167 error if break statement is in script file separate from loop (bug #39168) John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	2885 return new tree_break_command (l, c);
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2886 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2887
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2888 // Build a continue command.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2889
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2890 tree_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2891 base_parser::make_continue_command (token *continue_tok)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2892 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2893 int l = continue_tok->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2894 int c = continue_tok->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2895
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2896 return new tree_continue_command (l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2897 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2898
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2899 // Build a return command.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2900
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2901 tree_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2902 base_parser::make_return_command (token *return_tok)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2903 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2904 int l = return_tok->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2905 int c = return_tok->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2906
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2907 return new tree_return_command (l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2908 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2909
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2910 // Start an if command.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2911
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2912 tree_if_command_list *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2913 base_parser::start_if_command (tree_expression *expr,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2914 tree_statement_list *list)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2915 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2916 maybe_warn_assign_as_truth_value (expr);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2917
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2918 tree_if_clause *t = new tree_if_clause (expr, list);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2919
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2920 return new tree_if_command_list (t);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2921 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2922
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2923 // Finish an if command.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2924
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2925 tree_if_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2926 base_parser::finish_if_command (token *if_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2927 tree_if_command_list *list,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2928 token *end_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2929 octave_comment_list *lc)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2930 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2931 tree_if_command *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2932
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2933 if (end_token_ok (end_tok, token::if_end))
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2934 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2935 octave_comment_list *tc = lexer.comment_buf.get_comment ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2936
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2937 int l = if_tok->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2938 int c = if_tok->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2939
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2940 if (list && ! list->empty ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2941 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2942 tree_if_clause *elt = list->front ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2943
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2944 if (elt)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2945 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2946 elt->line (l);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2947 elt->column (c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2948 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2949 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2950
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2951 retval = new tree_if_command (list, lc, tc, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2952 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2953 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2954 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2955 delete list;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2956
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2957 end_token_error (end_tok, token::if_end);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2958 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2959
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2960 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2961 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2962
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2963 // Build an elseif clause.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2964
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2965 tree_if_clause *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2966 base_parser::make_elseif_clause (token *elseif_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2967 tree_expression *expr,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2968 tree_statement_list *list,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2969 octave_comment_list *lc)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2970 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2971 maybe_warn_assign_as_truth_value (expr);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2972
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2973 int l = elseif_tok->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2974 int c = elseif_tok->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2975
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2976 return new tree_if_clause (expr, list, lc, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2977 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2978
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2979 // Finish a switch command.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2980
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2981 tree_switch_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2982 base_parser::finish_switch_command (token *switch_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2983 tree_expression *expr,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2984 tree_switch_case_list *list,
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2985 token *end_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2986 octave_comment_list *lc)
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2987 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2988 tree_switch_command *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2989
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2990 if (end_token_ok (end_tok, token::switch_end))
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2991 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2992 octave_comment_list *tc = lexer.comment_buf.get_comment ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2993
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2994 int l = switch_tok->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2995 int c = switch_tok->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2996
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2997 if (list && ! list->empty ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2998 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2999 tree_switch_case *elt = list->front ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3000
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3001 if (elt)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3002 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3003 elt->line (l);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3004 elt->column (c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3005 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3006 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3007
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3008 retval = new tree_switch_command (expr, list, lc, tc, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3009 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3010 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3011 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3012 delete expr;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3013 delete list;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3014
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3015 end_token_error (end_tok, token::switch_end);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3016 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3017
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3018 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3019 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3020
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3021 // Build a switch case.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3022
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3023 tree_switch_case *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3024 base_parser::make_switch_case (token *case_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3025 tree_expression *expr,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3026 tree_statement_list *list,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3027 octave_comment_list *lc)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3028 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3029 maybe_warn_variable_switch_label (expr);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3030
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3031 int l = case_tok->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3032 int c = case_tok->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3033
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3034 return new tree_switch_case (expr, list, lc, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3035 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3036
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3037 // Build an assignment to a variable.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3038
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3039 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3040 base_parser::make_assign_op (int op, tree_argument_list *lhs,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3041 token eq_tok, tree_expression rhs)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3042 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3043 octave_value::assign_op t = octave_value::unknown_assign_op;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3044
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3045 switch (op)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3046 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3047 case '=':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3048 t = octave_value::op_asn_eq;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3049 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3050
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3051 case ADD_EQ:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3052 t = octave_value::op_add_eq;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3053 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3054
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3055 case SUB_EQ:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3056 t = octave_value::op_sub_eq;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3057 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3058
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3059 case MUL_EQ:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3060 t = octave_value::op_mul_eq;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3061 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3062
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3063 case DIV_EQ:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3064 t = octave_value::op_div_eq;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3065 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3066
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3067 case LEFTDIV_EQ:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3068 t = octave_value::op_ldiv_eq;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3069 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3070
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3071 case POW_EQ:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3072 t = octave_value::op_pow_eq;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3073 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3074
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3075 case EMUL_EQ:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3076 t = octave_value::op_el_mul_eq;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3077 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3078
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3079 case EDIV_EQ:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3080 t = octave_value::op_el_div_eq;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3081 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3082
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3083 case ELEFTDIV_EQ:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3084 t = octave_value::op_el_ldiv_eq;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3085 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3086
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3087 case EPOW_EQ:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3088 t = octave_value::op_el_pow_eq;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3089 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3090
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3091 case AND_EQ:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3092 t = octave_value::op_el_and_eq;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3093 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3094
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3095 case OR_EQ:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3096 t = octave_value::op_el_or_eq;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3097 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3098
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3099 default:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3100 panic_impossible ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3101 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3102 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3103
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3104 int l = eq_tok->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3105 int c = eq_tok->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3106
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3107 if (! lhs->is_simple_assign_lhs () && t != octave_value::op_asn_eq)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3108 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3109 // Multiple assignments like [x,y] OP= rhs are only valid for
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3110 // '=', not '+=', etc.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3111
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3112 delete lhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3113 delete rhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3114
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3115 bison_error ("computed multiple assignment not allowed", l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3116
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3117 return 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3118 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3119
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3120 if (lhs->is_simple_assign_lhs ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3121 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3122 // We are looking at a simple assignment statement like x = rhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3123
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3124 tree_expression *tmp = lhs->remove_front ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3125
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3126 if ((tmp->is_identifier () \|\| tmp->is_index_expression ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3127 && is_keyword (tmp->name ()))
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3128 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3129 std::string kw = tmp->name ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3130
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3131 delete tmp;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3132 delete lhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3133 delete rhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3134
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3135 bison_error ("invalid assignment to keyword \"" + kw + "\"", l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3136
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3137 return 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3138 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3139
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3140 delete lhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3141
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3142 return new tree_simple_assignment (tmp, rhs, false, l, c, t);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3143 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3144 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3145 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3146 std::list<std::string> names = lhs->variable_names ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3147
22872 551ac93c984c maint: Use C++ range feature to simplify some for loops in libinterp/parse-tree Rik <rik@octave.org> parents: 22785 diff changeset	3148 for (const auto& kw : names)
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3149 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3150 if (is_keyword (kw))
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3151 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3152 delete lhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3153 delete rhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3154
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3155 bison_error ("invalid assignment to keyword \"" + kw + "\"",
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3156 l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3157
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3158 return 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3159 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3160 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3161
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3162 return new tree_multi_assignment (lhs, rhs, false, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3163 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3164 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3165
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3166 // Define a script.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3167
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3168 void
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3169 base_parser::make_script (tree_statement_list *cmds,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3170 tree_statement *end_script)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3171 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3172 if (! cmds)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3173 cmds = new tree_statement_list ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3174
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3175 cmds->append (end_script);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3176
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3177 octave_user_script *script
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3178 = new octave_user_script (lexer.fcn_file_full_name,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3179 lexer.fcn_file_name,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3180 cmds, lexer.help_text);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3181
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3182 lexer.help_text = "";
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3183
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3184 octave::sys::time now;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3185
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3186 script->stash_fcn_file_time (now);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3187
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3188 primary_fcn_ptr = script;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3189 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3190
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3191 // Begin defining a function.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3192
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3193 octave_user_function *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3194 base_parser::start_function (tree_parameter_list *param_list,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3195 tree_statement_list *body,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3196 tree_statement *end_fcn_stmt)
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3197 {
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3198 // We'll fill in the return list later.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3199
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3200 if (! body)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3201 body = new tree_statement_list ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3202
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3203 body->append (end_fcn_stmt);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3204
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3205 octave_user_function *fcn
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3206 = new octave_user_function (lexer.symtab_context.curr_scope (),
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3207 param_list, 0, body);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3208
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3209 if (fcn)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3210 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3211 octave_comment_list *tc = lexer.comment_buf.get_comment ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3212
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3213 fcn->stash_trailing_comment (tc);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3214 fcn->stash_fcn_end_location (end_fcn_stmt->line (),
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3215 end_fcn_stmt->column ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3216 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3217
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3218 return fcn;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3219 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3220
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3221 tree_statement *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3222 base_parser::make_end (const std::string& type, bool eof, int l, int c)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3223 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3224 return make_statement (new tree_no_op_command (type, eof, l, c));
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3225 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3226
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3227 // Do most of the work for defining a function.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3228
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3229 octave_user_function *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3230 base_parser::frob_function (const std::string& fname,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3231 octave_user_function *fcn)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3232 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3233 std::string id_name = fname;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3234
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3235 // If input is coming from a file, issue a warning if the name of
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3236 // the file does not match the name of the function stated in the
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3237 // file. Matlab doesn't provide a diagnostic (it ignores the stated
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3238 // name).
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3239 if (! autoloading && lexer.reading_fcn_file
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3240 && curr_fcn_depth == 1 && ! parsing_subfunctions)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3241 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3242 // FIXME: should lexer.fcn_file_name already be
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3243 // preprocessed when we get here? It seems to only be a
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3244 // problem with relative filenames.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3245
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3246 std::string nm = lexer.fcn_file_name;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3247
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3248 size_t pos = nm.find_last_of (octave::sys::file_ops::dir_sep_chars ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3249
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3250 if (pos != std::string::npos)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3251 nm = lexer.fcn_file_name.substr (pos+1);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3252
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3253 if (nm != id_name)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3254 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3255 warning_with_id
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3256 ("Octave:function-name-clash",
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3257 "function name '%s' does not agree with function filename '%s'",
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3258 id_name.c_str (), lexer.fcn_file_full_name.c_str ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3259
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3260 id_name = nm;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3261 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3262 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3263
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3264 if (lexer.reading_fcn_file \|\| lexer.reading_classdef_file \|\| autoloading)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3265 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3266 octave::sys::time now;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3267
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3268 fcn->stash_fcn_file_name (lexer.fcn_file_full_name);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3269 fcn->stash_fcn_file_time (now);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3270 fcn->mark_as_system_fcn_file ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3271
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3272 if (fcn_file_from_relative_lookup)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3273 fcn->mark_relative ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3274
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3275 if (curr_fcn_depth > 1 \|\| parsing_subfunctions)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3276 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3277 fcn->stash_parent_fcn_name (lexer.fcn_file_name);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3278
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3279 if (curr_fcn_depth > 1)
23054 564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	3280 fcn->stash_parent_fcn_scope (function_scopes.parent_scope ());
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3281 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3282 fcn->stash_parent_fcn_scope (primary_fcn_scope);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3283 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3284
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3285 if (lexer.parsing_class_method)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3286 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3287 if (curr_class_name == id_name)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3288 fcn->mark_as_class_constructor ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3289 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3290 fcn->mark_as_class_method ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3291
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3292 fcn->stash_dispatch_class (curr_class_name);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3293 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3294
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3295 std::string nm = fcn->fcn_file_name ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3296
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3297 octave::sys::file_stat fs (nm);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3298
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3299 if (fs && fs.is_newer (now))
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3300 warning_with_id ("Octave:future-time-stamp",
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3301 "time stamp for '%s' is in the future", nm.c_str ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3302 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3303 else if (! input_from_tmp_history_file
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3304 && ! lexer.force_script
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3305 && lexer.reading_script_file
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3306 && lexer.fcn_file_name == id_name)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3307 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3308 warning ("function '%s' defined within script file '%s'",
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3309 id_name.c_str (), lexer.fcn_file_full_name.c_str ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3310 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3311
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3312 fcn->stash_function_name (id_name);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3313
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3314 if (! lexer.help_text.empty () && curr_fcn_depth == 1
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3315 && ! parsing_subfunctions)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3316 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3317 fcn->document (lexer.help_text);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3318
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3319 lexer.help_text = "";
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3320 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3321
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3322 if (lexer.reading_fcn_file && curr_fcn_depth == 1
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3323 && ! parsing_subfunctions)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3324 primary_fcn_ptr = fcn;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3325
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3326 return fcn;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3327 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3328
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3329 tree_function_def *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3330 base_parser::finish_function (tree_parameter_list *ret_list,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3331 octave_user_function *fcn,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3332 octave_comment_list *lc,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3333 int l, int c)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3334 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3335 tree_function_def *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3336
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3337 if (ret_list)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3338 ret_list->mark_as_formal_parameters ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3339
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3340 if (fcn)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3341 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3342 std::string nm = fcn->name ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3343 std::string file = fcn->fcn_file_name ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3344
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3345 std::string tmp = nm;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3346 if (! file.empty ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3347 tmp += ": " + file;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3348
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3349 symbol_table::cache_name (fcn->scope (), tmp);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3350
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3351 if (lc)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3352 fcn->stash_leading_comment (lc);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3353
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3354 fcn->define_ret_list (ret_list);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3355
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3356 if (curr_fcn_depth > 1 \|\| parsing_subfunctions)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3357 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3358 fcn->stash_fcn_location (l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3359
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3360 if (endfunction_found && function_scopes.size () > 1)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3361 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3362 symbol_table::scope_id pscope
23054 564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	3363 = function_scopes.parent_scope ();
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3364
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3365 symbol_table::install_nestfunction (nm, octave_value (fcn),
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3366 pscope);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3367 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3368 else
22974 ecc5eeada8dc Don't mark nested functions in primary function as subfunctions. Rik <rik@octave.org> parents: 22880 diff changeset	3369 {
ecc5eeada8dc Don't mark nested functions in primary function as subfunctions. Rik <rik@octave.org> parents: 22880 diff changeset	3370 fcn->mark_as_subfunction ();
ecc5eeada8dc Don't mark nested functions in primary function as subfunctions. Rik <rik@octave.org> parents: 22880 diff changeset	3371 subfunction_names.push_back (nm);
ecc5eeada8dc Don't mark nested functions in primary function as subfunctions. Rik <rik@octave.org> parents: 22880 diff changeset	3372
ecc5eeada8dc Don't mark nested functions in primary function as subfunctions. Rik <rik@octave.org> parents: 22880 diff changeset	3373 symbol_table::install_subfunction (nm, octave_value (fcn),
ecc5eeada8dc Don't mark nested functions in primary function as subfunctions. Rik <rik@octave.org> parents: 22880 diff changeset	3374 primary_fcn_scope);
ecc5eeada8dc Don't mark nested functions in primary function as subfunctions. Rik <rik@octave.org> parents: 22880 diff changeset	3375 }
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3376 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3377
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3378 if (curr_fcn_depth == 1 && fcn)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3379 symbol_table::update_nest (fcn->scope ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3380
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3381 if (! lexer.reading_fcn_file && curr_fcn_depth == 1)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3382 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3383 // We are either reading a script file or defining a function
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3384 // at the command line, so this definition creates a
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3385 // tree_function object that is placed in the parse tree.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3386 // Otherwise, it is just inserted in the symbol table,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3387 // either as a subfunction or nested function (see above),
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3388 // or as the primary function for the file, via
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3389 // primary_fcn_ptr (see also load_fcn_from_file,,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3390 // parse_fcn_file, and
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3391 // symbol_table::fcn_info::fcn_info_rep::find_user_function).
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3392
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3393 retval = new tree_function_def (fcn);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3394 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3395 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3396
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3397 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3398 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3399
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3400 void
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3401 base_parser::recover_from_parsing_function (void)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3402 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3403 lexer.symtab_context.pop ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3404
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3405 if (lexer.reading_fcn_file && curr_fcn_depth == 1
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3406 && ! parsing_subfunctions)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3407 parsing_subfunctions = true;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3408
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3409 curr_fcn_depth--;
23054 564e959a0e89 avoid invalid nested function and subfunctions definitions (bug #50014) John W. Eaton <jwe@octave.org> parents: 23052 diff changeset	3410 function_scopes.pop ();
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3411
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3412 lexer.defining_func--;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3413 lexer.parsed_function_name.pop ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3414 lexer.looking_at_return_list = false;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3415 lexer.looking_at_parameter_list = false;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3416 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3417
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3418 tree_funcall *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3419 base_parser::make_superclass_ref (const std::string& method_nm,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3420 const std::string& class_nm)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3421 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3422 octave_value_list args;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3423
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3424 args(1) = class_nm;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3425 args(0) = method_nm;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3426
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3427 octave_value fcn
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3428 = symbol_table::find_built_in_function ("__superclass_reference__");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3429
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3430 return new tree_funcall (fcn, args);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3431 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3432
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3433 tree_funcall *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3434 base_parser::make_meta_class_query (const std::string& class_nm)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3435 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3436 octave_value_list args;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3437
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3438 args(0) = class_nm;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3439
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3440 octave_value fcn
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3441 = symbol_table::find_built_in_function ("__meta_class_query__");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3442
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3443 return new tree_funcall (fcn, args);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3444 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3445
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3446 // A CLASSDEF block defines a class that has a constructor and other
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3447 // methods, but it is not an executable command. Parsing the block
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3448 // makes some changes in the symbol table (inserting the constructor
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3449 // and methods, and adding to the list of known objects) and creates
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3450 // a parse tree containing meta information about the class.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3451
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3452 tree_classdef *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3453 base_parser::make_classdef (token *tok_val,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3454 tree_classdef_attribute_list *a,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3455 tree_identifier *id,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3456 tree_classdef_superclass_list *sc,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3457 tree_classdef_body body, token end_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3458 octave_comment_list *lc)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3459 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3460 tree_classdef *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3461
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3462 std::string cls_name = id->name ();
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3463
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3464 std::string nm = lexer.fcn_file_name;
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3465
21733 cb0fdd941d84 use namespace for system file_ops class John W. Eaton <jwe@octave.org> parents: 21732 diff changeset	3466 size_t pos = nm.find_last_of (octave::sys::file_ops::dir_sep_chars ());
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3467
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3468 if (pos != std::string::npos)
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3469 nm = lexer.fcn_file_name.substr (pos+1);
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3470
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3471 if (nm != cls_name)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3472 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3473 delete a;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3474 delete id;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3475 delete sc;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3476 delete body;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3477
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3478 bison_error ("invalid classdef definition, the class name must match the filename");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3479
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3480 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3481 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3482 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3483 if (end_token_ok (end_tok, token::classdef_end))
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3484 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3485 octave_comment_list *tc = lexer.comment_buf.get_comment ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3486
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3487 int l = tok_val->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3488 int c = tok_val->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3489
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3490 if (! body)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3491 body = new tree_classdef_body ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3492
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3493 retval = new tree_classdef (a, id, sc, body, lc, tc,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3494 curr_package_name, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3495 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3496 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3497 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3498 delete a;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3499 delete id;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3500 delete sc;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3501 delete body;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3502
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3503 end_token_error (end_tok, token::switch_end);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3504 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3505 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3506
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3507 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3508 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3509
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3510 tree_classdef_properties_block *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3511 base_parser::make_classdef_properties_block (token *tok_val,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3512 tree_classdef_attribute_list *a,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3513 tree_classdef_property_list *plist,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3514 token *end_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3515 octave_comment_list *lc)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3516 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3517 tree_classdef_properties_block *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3518
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3519 if (end_token_ok (end_tok, token::properties_end))
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3520 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3521 octave_comment_list *tc = lexer.comment_buf.get_comment ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3522
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3523 int l = tok_val->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3524 int c = tok_val->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3525
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3526 if (! plist)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3527 plist = new tree_classdef_property_list ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3528
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3529 retval = new tree_classdef_properties_block (a, plist, lc, tc, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3530 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3531 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3532 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3533 delete a;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3534 delete plist;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3535
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3536 end_token_error (end_tok, token::properties_end);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3537 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3538
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3539 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3540 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3541
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3542 tree_classdef_methods_block *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3543 base_parser::make_classdef_methods_block (token *tok_val,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3544 tree_classdef_attribute_list *a,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3545 tree_classdef_methods_list *mlist,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3546 token *end_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3547 octave_comment_list *lc)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3548 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3549 tree_classdef_methods_block *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3550
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3551 if (end_token_ok (end_tok, token::methods_end))
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3552 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3553 octave_comment_list *tc = lexer.comment_buf.get_comment ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3554
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3555 int l = tok_val->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3556 int c = tok_val->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3557
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3558 if (! mlist)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3559 mlist = new tree_classdef_methods_list ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3560
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3561 retval = new tree_classdef_methods_block (a, mlist, lc, tc, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3562 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3563 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3564 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3565 delete a;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3566 delete mlist;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3567
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3568 end_token_error (end_tok, token::methods_end);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3569 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3570
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3571 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3572 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3573
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3574 tree_classdef_events_block *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3575 base_parser::make_classdef_events_block (token *tok_val,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3576 tree_classdef_attribute_list *a,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3577 tree_classdef_events_list *elist,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3578 token *end_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3579 octave_comment_list *lc)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3580 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3581 tree_classdef_events_block *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3582
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3583 if (end_token_ok (end_tok, token::events_end))
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3584 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3585 octave_comment_list *tc = lexer.comment_buf.get_comment ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3586
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3587 int l = tok_val->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3588 int c = tok_val->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3589
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3590 if (! elist)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3591 elist = new tree_classdef_events_list ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3592
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3593 retval = new tree_classdef_events_block (a, elist, lc, tc, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3594 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3595 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3596 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3597 delete a;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3598 delete elist;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3599
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3600 end_token_error (end_tok, token::events_end);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3601 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3602
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3603 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3604 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3605
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3606 tree_classdef_enum_block *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3607 base_parser::make_classdef_enum_block (token *tok_val,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3608 tree_classdef_attribute_list *a,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3609 tree_classdef_enum_list *elist,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3610 token *end_tok,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3611 octave_comment_list *lc)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3612 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3613 tree_classdef_enum_block *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3614
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3615 if (end_token_ok (end_tok, token::enumeration_end))
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3616 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3617 octave_comment_list *tc = lexer.comment_buf.get_comment ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3618
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3619 int l = tok_val->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3620 int c = tok_val->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3621
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3622 if (! elist)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3623 elist = new tree_classdef_enum_list ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3624
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3625 retval = new tree_classdef_enum_block (a, elist, lc, tc, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3626 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3627 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3628 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3629 delete a;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3630 delete elist;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3631
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3632 end_token_error (end_tok, token::enumeration_end);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3633 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3634
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3635 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3636 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3637
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3638 octave_user_function*
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3639 base_parser::start_classdef_external_method (tree_identifier *id,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3640 tree_parameter_list *pl)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3641 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3642 octave_user_function* retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3643
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3644 // External methods are only allowed within @-folders. In this case,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3645 // curr_class_name will be non-empty.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3646
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3647 if (! curr_class_name.empty ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3648 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3649
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3650 std::string mname = id->name ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3651
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3652 // Methods that cannot be declared outside the classdef file:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3653 // - methods with '.' character (e.g. property accessors)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3654 // - class constructor
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3655 // - `delete'
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3656
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3657 if (mname.find_first_of (".") == std::string::npos
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3658 && mname != "delete"
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3659 && mname != curr_class_name)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3660 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3661 // Create a dummy function that is used until the real method
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3662 // is loaded.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3663
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3664 retval = new octave_user_function (-1, pl);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3665
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3666 retval->stash_function_name (mname);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3667
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3668 int l = id->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3669 int c = id->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3670
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3671 retval->stash_fcn_location (l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3672 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3673 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3674 bison_error ("invalid external method declaration, an external "
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3675 "method cannot be the class constructor, `delete' "
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3676 "or have a dot (.) character in its name");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3677 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3678 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3679 bison_error ("external methods are only allowed in @-folders");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3680
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3681 if (! retval)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3682 delete id;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3683
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3684 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3685 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3686
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3687 tree_function_def *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3688 base_parser::finish_classdef_external_method (octave_user_function *fcn,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3689 tree_parameter_list *ret_list,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3690 octave_comment_list *cl)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3691 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3692 if (ret_list)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3693 fcn->define_ret_list (ret_list);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3694
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3695 if (cl)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3696 fcn->stash_leading_comment (cl);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3697
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3698 int l = fcn->beginning_line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3699 int c = fcn->beginning_column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3700
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3701 return new tree_function_def (fcn, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3702 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3703
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3704 // Make an index expression.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3705
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3706 tree_index_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3707 base_parser::make_index_expression (tree_expression *expr,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3708 tree_argument_list *args,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3709 char type)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3710 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3711 tree_index_expression *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3712
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3713 if (args && args->has_magic_tilde ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3714 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3715 delete expr;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3716 delete args;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3717
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3718 bison_error ("invalid use of empty argument (~) in index expression");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3719 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3720 else
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3721 {
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3722 int l = expr->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3723 int c = expr->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3724
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3725 if (! expr->is_postfix_indexed ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3726 expr->set_postfix_index (type);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3727
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3728 if (expr->is_index_expression ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3729 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3730 tree_index_expression *tmp =
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3731 static_cast<tree_index_expression *> (expr);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3732
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3733 tmp->append (args, type);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3734
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3735 retval = tmp;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3736 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3737 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3738 retval = new tree_index_expression (expr, args, l, c, type);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3739 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3740
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3741 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3742 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3743
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3744 // Make an indirect reference expression.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3745
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3746 tree_index_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3747 base_parser::make_indirect_ref (tree_expression *expr,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3748 const std::string& elt)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3749 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3750 tree_index_expression *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3751
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3752 int l = expr->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3753 int c = expr->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3754
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3755 if (! expr->is_postfix_indexed ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3756 expr->set_postfix_index ('.');
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3757
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3758 if (expr->is_index_expression ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3759 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3760 tree_index_expression tmp = static_cast<tree_index_expression > (expr);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3761
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3762 tmp->append (elt);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3763
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3764 retval = tmp;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3765 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3766 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3767 retval = new tree_index_expression (expr, elt, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3768
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3769 lexer.looking_at_indirect_ref = false;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3770
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3771 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3772 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3773
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3774 // Make an indirect reference expression with dynamic field name.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3775
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3776 tree_index_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3777 base_parser::make_indirect_ref (tree_expression *expr,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3778 tree_expression *elt)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3779 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3780 tree_index_expression *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3781
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3782 int l = expr->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3783 int c = expr->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3784
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3785 if (! expr->is_postfix_indexed ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3786 expr->set_postfix_index ('.');
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3787
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3788 if (expr->is_index_expression ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3789 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3790 tree_index_expression tmp = static_cast<tree_index_expression > (expr);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3791
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3792 tmp->append (elt);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3793
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3794 retval = tmp;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3795 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3796 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3797 retval = new tree_index_expression (expr, elt, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3798
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3799 lexer.looking_at_indirect_ref = false;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3800
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3801 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3802 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3803
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3804 // Make a declaration command.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3805
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3806 tree_decl_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3807 base_parser::make_decl_command (int tok, token *tok_val,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3808 tree_decl_init_list *lst)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3809 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3810 tree_decl_command *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3811
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3812 int l = tok_val->line ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3813 int c = tok_val->column ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3814
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3815 switch (tok)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3816 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3817 case GLOBAL:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3818 retval = new tree_global_command (lst, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3819 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3820
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3821 case PERSISTENT:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3822 if (curr_fcn_depth > 0)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3823 retval = new tree_persistent_command (lst, l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3824 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3825 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3826 if (lexer.reading_script_file)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3827 warning ("ignoring persistent declaration near line %d of file '%s'",
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3828 l, lexer.fcn_file_full_name.c_str ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3829 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3830 warning ("ignoring persistent declaration near line %d", l);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3831 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3832 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3833
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3834 default:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3835 panic_impossible ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3836 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3837 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3838
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3839 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3840 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3841
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3842 bool
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3843 base_parser::validate_array_list (tree_expression *e)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3844 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3845 bool retval = true;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3846
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3847 tree_array_list al = dynamic_cast<tree_array_list > (e);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3848
22872 551ac93c984c maint: Use C++ range feature to simplify some for loops in libinterp/parse-tree Rik <rik@octave.org> parents: 22785 diff changeset	3849 for (tree_argument_list* row : *al)
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3850 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3851 if (row && row->has_magic_tilde ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3852 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3853 retval = false;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3854
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3855 if (e->is_matrix ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3856 bison_error ("invalid use of tilde (~) in matrix expression");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3857 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3858 bison_error ("invalid use of tilde (~) in cell expression");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3859
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3860 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3861 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3862 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3863
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3864 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3865 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3866
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3867 tree_argument_list *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3868 base_parser::validate_matrix_for_assignment (tree_expression *e)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3869 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3870 tree_argument_list *retval = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3871
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3872 if (e->is_constant ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3873 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3874 octave_value ov = e->rvalue1 ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3875
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3876 delete e;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3877
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3878 if (ov.is_empty ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3879 bison_error ("invalid empty left hand side of assignment");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3880 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3881 bison_error ("invalid constant left hand side of assignment");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3882 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3883 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3884 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3885 bool is_simple_assign = true;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3886
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3887 tree_argument_list *tmp = 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3888
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3889 if (e->is_matrix ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3890 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3891 tree_matrix mat = dynamic_cast<tree_matrix > (e);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3892
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3893 if (mat && mat->size () == 1)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3894 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3895 tmp = mat->front ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3896 mat->pop_front ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3897 delete e;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3898 is_simple_assign = false;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3899 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3900 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3901 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3902 tmp = new tree_argument_list (e);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3903
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3904 if (tmp && tmp->is_valid_lvalue_list ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3905 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3906 lexer.mark_as_variables (tmp->variable_names ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3907 retval = tmp;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3908 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3909 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3910 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3911 delete tmp;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3912
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3913 bison_error ("invalid left hand side of assignment");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3914 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3915
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3916 if (retval && is_simple_assign)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3917 retval->mark_as_simple_assign_lhs ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3918 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3919
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3920 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3921 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3922
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3923 // Finish building an array_list.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3924
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3925 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3926 base_parser::finish_array_list (tree_array_list *array_list)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3927 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3928 tree_expression *retval = array_list;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3929
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3930 octave::unwind_protect frame;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3931
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3932 frame.protect_var (discard_error_messages);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3933 frame.protect_var (discard_warning_messages);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3934
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3935 discard_error_messages = true;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3936 discard_warning_messages = true;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3937
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3938 if (array_list->all_elements_are_constant ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3939 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3940 try
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3941 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3942 octave_value tmp = array_list->rvalue1 ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3943
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3944 tree_constant *tc_retval
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3945 = new tree_constant (tmp, array_list->line (),
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3946 array_list->column ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3947
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3948 std::ostringstream buf;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3949
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3950 tree_print_code tpc (buf);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3951
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3952 array_list->accept (tpc);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3953
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3954 tc_retval->stash_original_text (buf.str ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3955
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3956 delete array_list;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3957
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3958 retval = tc_retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3959 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	3960 catch (const octave::execution_exception&)
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3961 {
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	3962 octave::interpreter::recover_from_exception ();
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3963 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3964 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3965
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3966 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3967 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3968
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3969 // Finish building a matrix list.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3970
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3971 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3972 base_parser::finish_matrix (tree_matrix *m)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3973 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3974 return (m
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3975 ? finish_array_list (m)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3976 : new tree_constant (octave_null_matrix::instance));
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3977 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3978
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3979 // Finish building a cell list.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3980
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3981 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3982 base_parser::finish_cell (tree_cell *c)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3983 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3984 return (c
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3985 ? finish_array_list (c)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3986 : new tree_constant (octave_value (Cell ())));
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3987 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3988
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3989 void
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3990 base_parser::maybe_warn_missing_semi (tree_statement_list *t)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3991 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3992 if (curr_fcn_depth > 0)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3993 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3994 tree_statement *tmp = t->back ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3995
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3996 if (tmp->is_expression ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3997 warning_with_id
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3998 ("Octave:missing-semicolon",
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3999 "missing semicolon near line %d, column %d in file '%s'",
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4000 tmp->line (), tmp->column (), lexer.fcn_file_full_name.c_str ());
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	4001 }
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	4002 }
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	4003
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4004 tree_statement_list *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4005 base_parser::set_stmt_print_flag (tree_statement_list *list,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4006 char sep, bool warn_missing_semi)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4007 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4008 tree_statement *tmp = list->back ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4009
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4010 switch (sep)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4011 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4012 case ';':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4013 tmp->set_print_flag (false);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4014 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4015
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4016 case 0:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4017 case ',':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4018 case '\n':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4019 tmp->set_print_flag (true);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4020 if (warn_missing_semi)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4021 maybe_warn_missing_semi (list);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4022 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4023
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4024 default:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4025 warning ("unrecognized separator type!");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4026 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4027 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4028
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4029 // Even if a statement is null, we add it to the list then remove it
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4030 // here so that the print flag is applied to the correct statement.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4031
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4032 if (tmp->is_null_statement ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4033 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4034 list->pop_back ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4035 delete tmp;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4036 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4037
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4038 return list;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4039 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4040
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4041 // Finish building a statement.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4042 template <typename T>
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4043 tree_statement *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4044 base_parser::make_statement (T *arg)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4045 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4046 octave_comment_list *comment = lexer.get_comment ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4047
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4048 return new tree_statement (arg, comment);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4049 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4050
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4051 tree_statement_list *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4052 base_parser::make_statement_list (tree_statement *stmt)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4053 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4054 return new tree_statement_list (stmt);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4055 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4056
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4057 tree_statement_list *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4058 base_parser::append_statement_list (tree_statement_list *list,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4059 char sep, tree_statement *stmt,
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4060 bool warn_missing_semi)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4061 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4062 set_stmt_print_flag (list, sep, warn_missing_semi);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4063
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4064 list->append (stmt);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4065
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4066 return list;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4067 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4068
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4069 void
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4070 base_parser::bison_error (const std::string& str, int l, int c)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4071 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4072 int err_line = l < 0 ? lexer.input_line_number : l;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4073 int err_col = c < 0 ? lexer.current_input_column - 1 : c;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4074
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4075 std::ostringstream output_buf;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4076
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4077 if (lexer.reading_fcn_file \|\| lexer.reading_script_file
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4078 \|\| lexer.reading_classdef_file)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4079 output_buf << "parse error near line " << err_line
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4080 << " of file " << lexer.fcn_file_full_name;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4081 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4082 output_buf << "parse error:";
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4083
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4084 if (str != "parse error")
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4085 output_buf << "\n\n " << str;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4086
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4087 output_buf << "\n\n";
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4088
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4089 std::string curr_line = lexer.current_input_line;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4090
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4091 if (! curr_line.empty ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4092 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4093 size_t len = curr_line.length ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4094
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4095 if (curr_line[len-1] == '\n')
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4096 curr_line.resize (len-1);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4097
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4098 // Print the line, maybe with a pointer near the error token.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4099
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4100 output_buf << ">>> " << curr_line << "\n";
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4101
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4102 if (err_col == 0)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4103 err_col = len;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4104
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4105 for (int i = 0; i < err_col + 3; i++)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4106 output_buf << " ";
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4107
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4108 output_buf << "^";
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4109 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4110
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4111 output_buf << "\n";
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4112
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4113 parse_error_msg = output_buf.str ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4114 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4115
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4116 int
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4117 parser::run (void)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4118 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4119 int status = -1;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4120
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4121 yypstate pstate = static_cast<yypstate > (parser_state);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4122
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4123 try
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4124 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4125 status = octave_pull_parse (pstate, *this);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4126 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	4127 catch (octave::execution_exception& e)
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4128 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4129 std::string file = lexer.fcn_file_full_name;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4130
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4131 if (file.empty ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4132 error (e, "parse error");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4133 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4134 error (e, "parse error in %s", file.c_str ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4135 }
23049 7351f2c93389 rethrow octave::exit_exception (bug #49304) Olaf Till <i7tiol@t-online.de> parents: 22879 diff changeset	4136 catch (const octave::exit_exception&)
7351f2c93389 rethrow octave::exit_exception (bug #49304) Olaf Till <i7tiol@t-online.de> parents: 22879 diff changeset	4137 {
7351f2c93389 rethrow octave::exit_exception (bug #49304) Olaf Till <i7tiol@t-online.de> parents: 22879 diff changeset	4138 throw;
7351f2c93389 rethrow octave::exit_exception (bug #49304) Olaf Till <i7tiol@t-online.de> parents: 22879 diff changeset	4139 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	4140 catch (octave::interrupt_exception &)
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4141 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4142 throw;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4143 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4144 catch (...)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4145 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4146 std::string file = lexer.fcn_file_full_name;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4147
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4148 if (file.empty ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4149 error ("unexpected exception while parsing input");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4150 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4151 error ("unexpected exception while parsing %s", file.c_str ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4152 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4153
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4154 if (status != 0)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4155 parse_error ("%s", parse_error_msg.c_str ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4156
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4157 return status;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4158 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4159
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4160 // Parse input from INPUT. Pass TRUE for EOF if the end of INPUT should
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4161 // finish the parse.
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4162
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4163 int
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4164 push_parser::run (const std::string& input, bool eof)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4165 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4166 int status = -1;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4167
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4168 dynamic_cast<push_lexer&> (lexer).append_input (input, eof);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4169
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4170 do
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4171 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4172 YYSTYPE lval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4173
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4174 int token = octave_lex (&lval, scanner);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4175
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4176 if (token < 0)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4177 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4178 if (! eof && lexer.at_end_of_buffer ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4179 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4180 status = -1;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4181 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4182 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4183 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4184
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4185 yypstate pstate = static_cast<yypstate > (parser_state);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4186
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4187 try
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4188 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4189 status = octave_push_parse (pstate, token, &lval, *this);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4190 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	4191 catch (octave::execution_exception& e)
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4192 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4193 std::string file = lexer.fcn_file_full_name;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4194
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4195 if (file.empty ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4196 error (e, "parse error");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4197 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4198 error (e, "parse error in %s", file.c_str ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4199 }
23049 7351f2c93389 rethrow octave::exit_exception (bug #49304) Olaf Till <i7tiol@t-online.de> parents: 22879 diff changeset	4200 catch (const octave::exit_exception&)
7351f2c93389 rethrow octave::exit_exception (bug #49304) Olaf Till <i7tiol@t-online.de> parents: 22879 diff changeset	4201 {
7351f2c93389 rethrow octave::exit_exception (bug #49304) Olaf Till <i7tiol@t-online.de> parents: 22879 diff changeset	4202 throw;
7351f2c93389 rethrow octave::exit_exception (bug #49304) Olaf Till <i7tiol@t-online.de> parents: 22879 diff changeset	4203 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	4204 catch (octave::interrupt_exception &)
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4205 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4206 throw;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4207 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4208 catch (...)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4209 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4210 std::string file = lexer.fcn_file_full_name;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4211
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4212 if (file.empty ())
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4213 error ("unexpected exception while parsing input");
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4214 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4215 error ("unexpected exception while parsing %s", file.c_str ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4216 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4217 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4218 while (status == YYPUSH_MORE);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4219
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4220 if (status != 0)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4221 parse_error ("%s", parse_error_msg.c_str ());
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4222
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4223 return status;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4224 }
16294 0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	4225 }
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	4226
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4227 static void
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	4228 safe_fclose (FILE *f)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4229 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4230 if (f)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4231 fclose (static_cast<FILE *> (f));
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4232 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4233
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4234 static octave_function *
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4235 parse_fcn_file (const std::string& full_file, const std::string& file,
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4236 const std::string& dispatch_type,
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4237 const std::string& package_name,
19593 446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	4238 bool require_file, bool force_script, bool autoload,
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4239 bool relative_lookup, const std::string& warn_for)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4240 {
21743 f4d7d0eb5b0c use namespace for unwind_protect class John W. Eaton <jwe@octave.org> parents: 21740 diff changeset	4241 octave::unwind_protect frame;
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4242
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4243 octave_function *fcn_ptr = 0;
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4244
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4245 // Open function file and parse.
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4246
21748 176536b15d68 use namespace for command_editor and command_history classes John W. Eaton <jwe@octave.org> parents: 21743 diff changeset	4247 FILE *in_stream = octave::command_editor::get_input_stream ();
176536b15d68 use namespace for command_editor and command_history classes John W. Eaton <jwe@octave.org> parents: 21743 diff changeset	4248
176536b15d68 use namespace for command_editor and command_history classes John W. Eaton <jwe@octave.org> parents: 21743 diff changeset	4249 frame.add_fcn (octave::command_editor::set_input_stream, in_stream);
176536b15d68 use namespace for command_editor and command_history classes John W. Eaton <jwe@octave.org> parents: 21743 diff changeset	4250
176536b15d68 use namespace for command_editor and command_history classes John W. Eaton <jwe@octave.org> parents: 21743 diff changeset	4251 frame.add_fcn (octave::command_history::ignore_entries,
176536b15d68 use namespace for command_editor and command_history classes John W. Eaton <jwe@octave.org> parents: 21743 diff changeset	4252 octave::command_history::ignoring_entries ());
176536b15d68 use namespace for command_editor and command_history classes John W. Eaton <jwe@octave.org> parents: 21743 diff changeset	4253
176536b15d68 use namespace for command_editor and command_history classes John W. Eaton <jwe@octave.org> parents: 21743 diff changeset	4254 octave::command_history::ignore_entries ();
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4255
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	4256 FILE *ffile = 0;
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	4257
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4258 if (! full_file.empty ())
21942 aab79a1885cc limit gnulib headers to liboctave/wrappers directory John W. Eaton <jwe@octave.org> parents: 21861 diff changeset	4259 ffile = std::fopen (full_file.c_str (), "rb");
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4260
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4261 if (ffile)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4262 {
19709 5cfb3ccbf24a style fixes for resource management John W. Eaton <jwe@octave.org> parents: 19697 diff changeset	4263 frame.add_fcn (safe_fclose, ffile);
5cfb3ccbf24a style fixes for resource management John W. Eaton <jwe@octave.org> parents: 19697 diff changeset	4264
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4265 octave::parser parser (ffile);
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4266
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4267 parser.curr_class_name = dispatch_type;
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4268 parser.curr_package_name = package_name;
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4269 parser.autoloading = autoload;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4270 parser.fcn_file_from_relative_lookup = relative_lookup;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4271
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4272 parser.lexer.force_script = force_script;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4273 parser.lexer.prep_for_file ();
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4274 parser.lexer.parsing_class_method = ! dispatch_type.empty ();
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4275
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4276 parser.lexer.fcn_file_name = file;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4277 parser.lexer.fcn_file_full_name = full_file;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4278
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4279 int status = parser.run ();
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4280
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4281 fcn_ptr = parser.primary_fcn_ptr;
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4282
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	4283 if (status == 0)
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	4284 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	4285 if (parser.lexer.reading_classdef_file
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	4286 && parser.classdef_object)
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	4287 {
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	4288 // Convert parse tree for classdef object to
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	4289 // meta.class info (and stash it in the symbol
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	4290 // table?). Return pointer to constructor?
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	4291
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	4292 if (fcn_ptr)
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	4293 panic_impossible ();
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	4294
18263 b5be1a2aa5ab Initial implementation for classdef methods in separate files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18262 diff changeset	4295 bool is_at_folder = ! dispatch_type.empty ();
b5be1a2aa5ab Initial implementation for classdef methods in separate files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18262 diff changeset	4296
b5be1a2aa5ab Initial implementation for classdef methods in separate files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18262 diff changeset	4297 fcn_ptr =
b5be1a2aa5ab Initial implementation for classdef methods in separate files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18262 diff changeset	4298 parser.classdef_object->make_meta_class (is_at_folder);
21589 ad90fb5a139f eliminate memory leaks from classdef parse tree (bug #47372) John W. Eaton <jwe@octave.org> parents: 21581 diff changeset	4299
ad90fb5a139f eliminate memory leaks from classdef parse tree (bug #47372) John W. Eaton <jwe@octave.org> parents: 21581 diff changeset	4300 delete (parser.classdef_object);
ad90fb5a139f eliminate memory leaks from classdef parse tree (bug #47372) John W. Eaton <jwe@octave.org> parents: 21581 diff changeset	4301
ad90fb5a139f eliminate memory leaks from classdef parse tree (bug #47372) John W. Eaton <jwe@octave.org> parents: 21581 diff changeset	4302 parser.classdef_object = 0;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	4303 }
16644 856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4304 else if (fcn_ptr)
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4305 {
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4306 fcn_ptr->maybe_relocate_end ();
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4307
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4308 if (parser.parsing_subfunctions)
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4309 {
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4310 if (! parser.endfunction_found)
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4311 parser.subfunction_names.reverse ();
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4312
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4313 fcn_ptr->stash_subfunction_names (parser.subfunction_names);
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4314 }
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	4315 }
de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	4316 }
10872 988d16d5ae34 correctly .m files that are empty or contain only comments John W. Eaton <jwe@octave.org> parents: 10659 diff changeset	4317 else
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4318 error ("parse error while reading file %s", full_file.c_str ());
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4319 }
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4320 else if (require_file)
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4321 error ("no such file, '%s'", full_file.c_str ());
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4322 else if (! warn_for.empty ())
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4323 error ("%s: unable to open file '%s'", warn_for.c_str (),
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4324 full_file.c_str ());
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4325
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4326 return fcn_ptr;
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4327 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4328
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4329 namespace octave
5592 61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4330 {
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4331 std::string
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4332 get_help_from_file (const std::string& nm, bool& symbol_found,
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4333 std::string& full_file)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4334 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4335 std::string retval;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4336
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4337 full_file = fcn_file_in_path (nm);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4338
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4339 std::string file = full_file;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4340
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4341 size_t file_len = file.length ();
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4342
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4343 if ((file_len > 4 && file.substr (file_len-4) == ".oct")
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4344 \|\| (file_len > 4 && file.substr (file_len-4) == ".mex")
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4345 \|\| (file_len > 2 && file.substr (file_len-2) == ".m"))
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4346 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4347 file = octave::sys::env::base_pathname (file);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4348 file = file.substr (0, file.find_last_of ('.'));
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4349
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4350 size_t pos = file.find_last_of (octave::sys::file_ops::dir_sep_str ());
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4351 if (pos != std::string::npos)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4352 file = file.substr (pos+1);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4353 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4354
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4355 if (! file.empty ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4356 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4357 symbol_found = true;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4358
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4359 octave_function *fcn
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4360 = parse_fcn_file (full_file, file, "", "", true, false, false, false,
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4361 "");
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4362
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4363 if (fcn)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4364 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4365 retval = fcn->doc_string ();
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4366
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4367 delete fcn;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4368 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4369 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4370
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4371 return retval;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4372 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4373
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4374 std::string
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4375 get_help_from_file (const std::string& nm, bool& symbol_found)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4376 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4377 std::string file;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4378 return get_help_from_file (nm, symbol_found, file);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4379 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4380
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4381 std::string
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4382 lookup_autoload (const std::string& nm)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4383 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4384 std::string retval;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4385
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4386 typedef std::map<std::string, std::string>::const_iterator am_iter;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4387
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4388 am_iter p = autoload_map.find (nm);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4389
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4390 if (p != autoload_map.end ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4391 retval = load_path::find_file (p->second);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4392
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4393 return retval;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4394 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4395
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4396 string_vector
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4397 autoloaded_functions (void)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4398 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4399 string_vector names (autoload_map.size ());
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4400
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4401 octave_idx_type i = 0;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4402 for (const auto& fcn_fname : autoload_map)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4403 names[i++] = fcn_fname.first;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4404
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4405 return names;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4406 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4407
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4408 string_vector
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4409 reverse_lookup_autoload (const std::string& nm)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4410 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4411 string_vector names;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4412
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4413 for (const auto& fcn_fname : autoload_map)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4414 if (nm == fcn_fname.second)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4415 names.append (fcn_fname.first);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4416
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4417 return names;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4418 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4419
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4420 octave_function *
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4421 load_fcn_from_file (const std::string& file_name, const std::string& dir_name,
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4422 const std::string& dispatch_type,
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4423 const std::string& package_name,
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4424 const std::string& fcn_name, bool autoload)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4425 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4426 octave_function *retval = 0;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4427
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4428 octave::unwind_protect frame;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4429
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4430 std::string nm = file_name;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4431
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4432 size_t nm_len = nm.length ();
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4433
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4434 std::string file;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4435
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4436 bool relative_lookup = false;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4437
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4438 file = nm;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4439
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4440 if ((nm_len > 4 && nm.substr (nm_len-4) == ".oct")
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4441 \|\| (nm_len > 4 && nm.substr (nm_len-4) == ".mex")
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4442 \|\| (nm_len > 2 && nm.substr (nm_len-2) == ".m"))
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4443 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4444 nm = octave::sys::env::base_pathname (file);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4445 nm = nm.substr (0, nm.find_last_of ('.'));
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4446
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4447 size_t pos = nm.find_last_of (octave::sys::file_ops::dir_sep_str ());
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4448 if (pos != std::string::npos)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4449 nm = nm.substr (pos+1);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4450 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4451
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4452 relative_lookup = ! octave::sys::env::absolute_pathname (file);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4453
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4454 file = octave::sys::env::make_absolute (file);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4455
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4456 int len = file.length ();
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4457
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4458 if (len > 4 && file.substr (len-4, len-1) == ".oct")
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4459 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4460 if (autoload && ! fcn_name.empty ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4461 nm = fcn_name;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4462
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4463 retval = octave::dynamic_loader::load_oct (nm, file, relative_lookup);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4464 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4465 else if (len > 4 && file.substr (len-4, len-1) == ".mex")
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4466 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4467 // Temporarily load m-file version of mex-file, if it exists,
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4468 // to get the help-string to use.
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4469
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4470 octave_function *tmpfcn = parse_fcn_file (file.substr (0, len - 2),
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4471 nm, dispatch_type,
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4472 package_name, false,
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4473 autoload, autoload,
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4474 relative_lookup, "");
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4475
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4476 retval = octave::dynamic_loader::load_mex (nm, file, relative_lookup);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4477
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4478 if (tmpfcn)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4479 retval->document (tmpfcn->doc_string ());
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4480 delete tmpfcn;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4481 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4482 else if (len > 2)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4483 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4484 retval = parse_fcn_file (file, nm, dispatch_type, package_name, true,
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4485 autoload, autoload, relative_lookup, "");
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4486 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4487
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4488 if (retval)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4489 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4490 retval->stash_dir_name (dir_name);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4491 retval->stash_package_name (package_name);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4492
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4493 if (retval->is_user_function ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4494 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4495 symbol_table::scope_id id = retval->scope ();
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4496
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4497 symbol_table::stash_dir_name_for_subfunctions (id, dir_name);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4498 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4499 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4500
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4501 return retval;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4502 }
5312 80c1aa832cb2 [project @ 2005-04-28 01:54:46 by jwe] jwe parents: 5309 diff changeset	4503 }
80c1aa832cb2 [project @ 2005-04-28 01:54:46 by jwe] jwe parents: 5309 diff changeset	4504
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	4505 DEFUN (autoload, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4506 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4507 @deftypefn {} {@var{autoload_map} =} autoload ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4508 @deftypefnx {} {} autoload (@var{function}, @var{file})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4509 @deftypefnx {} {} autoload (@dots{}, "remove")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4510 Define @var{function} to autoload from @var{file}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4511
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4512 The second argument, @var{file}, should be an absolute filename or a file
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4513 name in the same directory as the function or script from which the autoload
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4514 command was run. @var{file} @emph{should not} depend on the Octave load
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4515 path.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4516
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4517 Normally, calls to @code{autoload} appear in PKG_ADD script files that are
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4518 evaluated when a directory is added to Octave's load path. To avoid having
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4519 to hardcode directory names in @var{file}, if @var{file} is in the same
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4520 directory as the PKG_ADD script then
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4521
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4522 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4523 autoload ("foo", "bar.oct");
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4524 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4525
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4526 @noindent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4527 will load the function @code{foo} from the file @code{bar.oct}. The above
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4528 usage when @code{bar.oct} is not in the same directory, or usages such as
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4529
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4530 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4531 autoload ("foo", file_in_loadpath ("bar.oct"))
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4532 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4533
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4534 @noindent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4535 are strongly discouraged, as their behavior may be unpredictable.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4536
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4537 With no arguments, return a structure containing the current autoload map.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4538
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4539 If a third argument @qcode{"remove"} is given, the function is cleared and
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4540 not loaded anymore during the current Octave session.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4541
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4542 @seealso{PKG_ADD}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4543 @end deftypefn */)
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4544 {
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4545 octave_value retval;
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4546
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4547 int nargin = args.length ();
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4548
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4549 if (nargin == 1 \|\| nargin > 3)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4550 print_usage ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4551
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4552 if (nargin == 0)
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4553 {
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	4554 Cell func_names (dim_vector (autoload_map.size (), 1));
12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	4555 Cell file_names (dim_vector (autoload_map.size (), 1));
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4556
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4557 octave_idx_type i = 0;
22872 551ac93c984c maint: Use C++ range feature to simplify some for loops in libinterp/parse-tree Rik <rik@octave.org> parents: 22785 diff changeset	4558 for (const auto& fcn_fname : autoload_map)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4559 {
22872 551ac93c984c maint: Use C++ range feature to simplify some for loops in libinterp/parse-tree Rik <rik@octave.org> parents: 22785 diff changeset	4560 func_names(i) = fcn_fname.first;
551ac93c984c maint: Use C++ range feature to simplify some for loops in libinterp/parse-tree Rik <rik@octave.org> parents: 22785 diff changeset	4561 file_names(i) = fcn_fname.second;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4562
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4563 i++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4564 }
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4565
11060 54697b37d8bf replace Octave_map->octave_scalar_map in oct-parse.yy and ov-fcn-handle.cc Jaroslav Hajek <highegg@gmail.com> parents: 10879 diff changeset	4566 octave_map m;
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4567
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4568 m.assign ("function", func_names);
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4569 m.assign ("file", file_names);
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4570
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4571 retval = m;
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4572 }
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4573 else
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4574 {
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4575 string_vector argv = args.make_argv ("autoload");
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4576
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4577 std::string nm = argv[2];
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4578
21732 6a1eded90355 use namespace for system env class John W. Eaton <jwe@octave.org> parents: 21730 diff changeset	4579 if (! octave::sys::env::absolute_pathname (nm))
6380 ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4580 {
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 23050 diff changeset	4581 octave_user_code *fcn = octave::call_stack::caller_user_code ();
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4582
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4583 bool found = false;
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4584
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4585 if (fcn)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4586 {
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4587 std::string fname = fcn->fcn_file_name ();
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4588
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4589 if (! fname.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4590 {
21732 6a1eded90355 use namespace for system env class John W. Eaton <jwe@octave.org> parents: 21730 diff changeset	4591 fname = octave::sys::env::make_absolute (fname);
21733 cb0fdd941d84 use namespace for system file_ops class John W. Eaton <jwe@octave.org> parents: 21732 diff changeset	4592 fname = fname.substr (0, fname.find_last_of (octave::sys::file_ops::dir_sep_str ()) + 1);
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4593
21736 0504351a45e6 use namespace for file_stat classes John W. Eaton <jwe@octave.org> parents: 21733 diff changeset	4594 octave::sys::file_stat fs (fname + nm);
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4595
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4596 if (fs.exists ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4597 {
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4598 nm = fname + nm;
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4599 found = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4600 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4601 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4602 }
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4603 if (! found)
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4604 warning_with_id ("Octave:autoload-relative-file-name",
20713 2469d78a1d8b Consistently use 'filename' rather than 'file name' throughout code base. Rik <rik@octave.org> parents: 20700 diff changeset	4605 "autoload: '%s' is not an absolute filename",
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4606 nm.c_str ());
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4607 }
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4608 if (nargin == 2)
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4609 autoload_map[argv[1]] = nm;
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4610 else if (nargin == 3)
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4611 {
21021 a5b99b09f8fd maint: Use comparison operators rather than compare() for strings. Rik <rik@octave.org> parents: 20957 diff changeset	4612 if (argv[3] != "remove")
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4613 error_with_id ("Octave:invalid-input-arg",
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4614 "autoload: third argument can only be 'remove'");
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4615
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4616 // Remove function from symbol table and autoload map.
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4617 symbol_table::clear_dld_function (argv[1]);
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4618 autoload_map.erase (argv[1]);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4619 }
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4620 }
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4621
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4622 return retval;
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4623 }
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4624
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4625 namespace octave
4486 6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4626 {
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4627 void
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4628 source_file (const std::string& file_name, const std::string& context,
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4629 bool verbose, bool require_file, const std::string& warn_for)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4630 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4631 // Map from absolute name of script file to recursion level. We
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4632 // use a map instead of simply placing a limit on recursion in the
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4633 // source_file function so that two mutually recursive scripts
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4634 // written as
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4635 //
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4636 // foo1.m:
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4637 // ------
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4638 // foo2
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4639 //
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4640 // foo2.m:
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4641 // ------
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4642 // foo1
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4643 //
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4644 // and called with
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4645 //
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4646 // foo1
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4647 //
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4648 // (for example) will behave the same if they are written as
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4649 //
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4650 // foo1.m:
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4651 // ------
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4652 // source ("foo2.m")
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4653 //
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4654 // foo2.m:
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4655 // ------
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4656 // source ("foo1.m")
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4657 //
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4658 // and called with
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4659 //
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4660 // source ("foo1.m")
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4661 //
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4662 // (for example).
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4663
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4664 static std::map<std::string, int> source_call_depth;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4665
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4666 std::string file_full_name = octave::sys::file_ops::tilde_expand (file_name);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4667
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4668 file_full_name = octave::sys::env::make_absolute (file_full_name);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4669
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4670 octave::unwind_protect frame;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4671
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4672 if (source_call_depth.find (file_full_name) == source_call_depth.end ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4673 source_call_depth[file_full_name] = -1;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4674
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4675 frame.protect_var (source_call_depth[file_full_name]);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4676
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4677 source_call_depth[file_full_name]++;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4678
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4679 if (source_call_depth[file_full_name] >= Vmax_recursion_depth)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4680 error ("max_recursion_depth exceeded");
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4681
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4682 if (! context.empty ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4683 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4684 if (context == "caller")
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4685 octave::call_stack::goto_caller_frame ();
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4686 else if (context == "base")
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4687 octave::call_stack::goto_base_frame ();
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4688 else
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4689 error ("source: context must be \"caller\" or \"base\"");
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4690
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4691 frame.add_fcn (octave::call_stack::pop);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4692 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4693
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4694 octave_function *fcn = 0;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4695 // Don't delete a function already in symbol_table
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4696 bool delete_fcn = false;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4697
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4698 // Find symbol name that would be in symbol_table, if it were loaded.
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4699 size_t dir_end = file_name.find_last_of (octave::sys::file_ops::dir_sep_chars ());
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4700 dir_end = (dir_end == std::string::npos) ? 0 : dir_end + 1;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4701
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4702 size_t extension = file_name.find_last_of ('.');
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4703 if (extension == std::string::npos)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4704 extension = file_name.length ();
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4705
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4706 std::string symbol = file_name.substr (dir_end, extension - dir_end);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4707 std::string full_name = octave::sys::canonicalize_file_name (file_name);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4708
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4709 // Check if this file is already loaded (or in the path)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4710 octave_value loaded_sym = symbol_table::find (symbol);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4711 if (loaded_sym.is_function ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4712 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4713 fcn = loaded_sym.function_value ();
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4714 if (fcn)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4715 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4716 if (octave::sys::canonicalize_file_name (fcn->fcn_file_name ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4717 != full_name)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4718 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4719 fcn = 0; // wrong file, so load it below
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4720 delete_fcn = true; // and delete it when done.
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4721 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4722 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4723 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4724
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4725 // If no symbol of this name, or the symbol is for a different file, load
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4726 if (! fcn)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4727 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4728 try
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4729 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4730 fcn = parse_fcn_file (file_full_name, file_name, "", "",
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4731 require_file, true, false, false, warn_for);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4732 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4733 catch (octave::execution_exception& e)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4734 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4735 error (e, "source: error sourcing file '%s'",
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4736 file_full_name.c_str ());
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4737 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4738 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4739
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4740 // Return or error if we don't have a valid script
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4741 if (! fcn)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4742 return;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4743
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4744 if (! fcn->is_user_code ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4745 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4746 if (delete_fcn)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4747 delete fcn;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4748 error ("source: %s is not a script", full_name.c_str ());
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4749 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4750
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4751 // Parameter checking is over. Now run.
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4752 octave_value_list args;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4753
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4754 if (verbose)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4755 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4756 std::cout << "executing commands from " << full_name << " ... ";
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4757 std::cout.flush ();
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4758 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4759
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4760 fcn->do_multi_index_op (0, args);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4761
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4762 if (verbose)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4763 std::cout << "done." << std::endl;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4764
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4765 // Delete scripts not on the path, so they don't shadow ones that are.
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4766 if (delete_fcn)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4767 delete fcn;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4768 }
4486 6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4769 }
6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4770
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4771 DEFUN (mfilename, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4772 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4773 @deftypefn {} {} mfilename ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4774 @deftypefnx {} {} mfilename ("fullpath")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4775 @deftypefnx {} {} mfilename ("fullpathext")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4776 Return the name of the currently executing file.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4777
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4778 When called from outside an m-file return the empty string.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4779
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4780 Given the argument @qcode{"fullpath"}, include the directory part of the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4781 filename, but not the extension.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4782
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4783 Given the argument @qcode{"fullpathext"}, include the directory part of
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4784 the filename and the extension.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4785 @end deftypefn */)
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4786 {
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4787 octave_value retval;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4788
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4789 int nargin = args.length ();
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4790
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4791 if (nargin > 1)
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4792 print_usage ();
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4793
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4794 std::string arg;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4795
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4796 if (nargin == 1)
21861 a55f1fa2c94a oct-parse.in.yy: Shorten lines to < 80 characters where possible. Rik <rik@octave.org> parents: 21748 diff changeset	4797 arg = args(0).xstring_value ("mfilename: argument must be a string");
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4798
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4799 std::string fname;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4800
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 23050 diff changeset	4801 octave_user_code *fcn = octave::call_stack::caller_user_code ();
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4802
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4803 if (fcn)
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4804 {
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4805 fname = fcn->fcn_file_name ();
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4806
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4807 if (fname.empty ())
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4808 fname = fcn->name ();
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4809 }
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4810
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4811 if (arg == "fullpathext")
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4812 retval = fname;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4813 else
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4814 {
21733 cb0fdd941d84 use namespace for system file_ops class John W. Eaton <jwe@octave.org> parents: 21732 diff changeset	4815 size_t dpos = fname.rfind (octave::sys::file_ops::dir_sep_char ());
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5744 diff changeset	4816 size_t epos = fname.rfind ('.');
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5744 diff changeset	4817
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5744 diff changeset	4818 if (epos <= dpos)
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	4819 epos = std::string::npos;
85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	4820
85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	4821 fname = (epos != std::string::npos) ? fname.substr (0, epos) : fname;
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4822
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4823 if (arg == "fullpath")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4824 retval = fname;
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4825 else
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	4826 retval = (dpos != std::string::npos) ? fname.substr (dpos+1) : fname;
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4827 }
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4828
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4829 return retval;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4830 }
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4831
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4832 DEFUN (source, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4833 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4834 @deftypefn {} {} source (@var{file})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4835 @deftypefnx {} {} source (@var{file}, @var{context})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4836 Parse and execute the contents of @var{file}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4837
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4838 Without specifying @var{context}, this is equivalent to executing commands
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4839 from a script file, but without requiring the file to be named
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4840 @file{@var{file}.m} or to be on the execution path.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4841
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4842 Instead of the current context, the script may be executed in either the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4843 context of the function that called the present function
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4844 (@qcode{"caller"}), or the top-level context (@qcode{"base"}).
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4845 @seealso{run}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4846 @end deftypefn */)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4847 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4848 octave_value_list retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4849
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4850 int nargin = args.length ();
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4851
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4852 if (nargin < 1 \|\| nargin > 2)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4853 print_usage ();
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4854
21861 a55f1fa2c94a oct-parse.in.yy: Shorten lines to < 80 characters where possible. Rik <rik@octave.org> parents: 21748 diff changeset	4855 std::string file_name = args(0).xstring_value ("source: FILE must be a string");
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4856
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4857 std::string context;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4858
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4859 if (nargin == 2)
21861 a55f1fa2c94a oct-parse.in.yy: Shorten lines to < 80 characters where possible. Rik <rik@octave.org> parents: 21748 diff changeset	4860 context = args(1).xstring_value ("source: CONTEXT must be a string");
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4861
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4862 octave::source_file (file_name, context);
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4863
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4864 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4865 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4866
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4867 namespace octave
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4868 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4869 /*!
22298 18535a29a8e8 doc: improve documentation on oct-parse.in.yy(feval) (patch #9082) Ernst Reissner <rei3ner@arcor.de> parents: 22196 diff changeset	4870 Evaluate an Octave function (built-in or interpreted) and return
18535a29a8e8 doc: improve documentation on oct-parse.in.yy(feval) (patch #9082) Ernst Reissner <rei3ner@arcor.de> parents: 22196 diff changeset	4871 the list of result values.
18535a29a8e8 doc: improve documentation on oct-parse.in.yy(feval) (patch #9082) Ernst Reissner <rei3ner@arcor.de> parents: 22196 diff changeset	4872
22300 aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4873 @param name The name of the function to call.
aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4874 @param args The arguments to the function.
aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4875 @param nargout The number of output arguments expected.
aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4876 @return A list of output values. The length of the list is not
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4877 necessarily the same as @c nargout.
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4878
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4879 */
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4880 octave_value_list
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4881 feval (const std::string& name, const octave_value_list& args, int nargout)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4882 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4883 octave_value_list retval;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4884
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4885 octave_value fcn = symbol_table::find_function (name, args);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4886
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4887 if (fcn.is_defined ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4888 retval = fcn.do_multi_index_op (nargout, args);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4889 else
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4890 error ("feval: function '%s' not found", name.c_str ());
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4891
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4892 return retval;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4893 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4894
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4895 octave_value_list
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4896 feval (octave_function *fcn, const octave_value_list& args, int nargout)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4897 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4898 octave_value_list retval;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4899
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4900 if (fcn)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4901 retval = fcn->do_multi_index_op (nargout, args);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4902
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4903 return retval;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4904 }
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4905 }
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4906
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4907 static octave_value_list
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4908 get_feval_args (const octave_value_list& args)
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4909 {
10659 8baff2aceabc fix slicing value lists with name tags (bug #29960) Jaroslav Hajek <highegg@gmail.com> parents: 10578 diff changeset	4910 return args.slice (1, args.length () - 1, true);
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4911 }
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4912
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4913 namespace octave
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4914 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4915 /*!
22298 18535a29a8e8 doc: improve documentation on oct-parse.in.yy(feval) (patch #9082) Ernst Reissner <rei3ner@arcor.de> parents: 22196 diff changeset	4916 Evaluate an Octave function (built-in or interpreted) and return
18535a29a8e8 doc: improve documentation on oct-parse.in.yy(feval) (patch #9082) Ernst Reissner <rei3ner@arcor.de> parents: 22196 diff changeset	4917 the list of result values.
18535a29a8e8 doc: improve documentation on oct-parse.in.yy(feval) (patch #9082) Ernst Reissner <rei3ner@arcor.de> parents: 22196 diff changeset	4918
22300 aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4919 @param args The first element of @c args is the function to call.
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4920 It may be the name of the function as a string, a function
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4921 handle, or an inline function. The remaining arguments are
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4922 passed to the function.
22300 aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4923 @param nargout The number of output arguments expected.
aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4924 @return A list of output values. The length of the list is not
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4925 necessarily the same as @c nargout.
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4926 */
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4927 octave_value_list
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4928 feval (const octave_value_list& args, int nargout)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4929 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4930 octave_value_list retval;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4931
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4932 if (args.length () > 0)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4933 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4934 octave_value f_arg = args(0);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4935
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4936 if (f_arg.is_string ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4937 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4938 std::string name = f_arg.string_value ();
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4939
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4940 octave_value_list tmp_args = get_feval_args (args);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4941
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4942 retval = octave::feval (name, tmp_args, nargout);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4943 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4944 else if (f_arg.is_function_handle ()
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4945 \|\| f_arg.is_anonymous_function ()
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4946 \|\| f_arg.is_inline_function ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4947 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4948 const octave_value_list tmp_args = get_feval_args (args);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4949
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4950 retval = f_arg.do_multi_index_op (nargout, tmp_args);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4951 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4952 else
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4953 error ("feval: first argument must be a string, inline function, or a function handle");
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4954 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4955
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4956 return retval;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	4957 }
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4958 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4959
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4960 DEFUN (feval, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4961 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4962 @deftypefn {} {} feval (@var{name}, @dots{})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4963 Evaluate the function named @var{name}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4964
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4965 Any arguments after the first are passed as inputs to the named function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4966 For example,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4967
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4968 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4969 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4970 feval ("acos", -1)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4971 @result{} 3.1416
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4972 @end group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4973 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4974
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4975 @noindent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4976 calls the function @code{acos} with the argument @samp{-1}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4977
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4978 The function @code{feval} can also be used with function handles of any sort
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4979 (@pxref{Function Handles}). Historically, @code{feval} was the only way to
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4980 call user-supplied functions in strings, but function handles are now
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4981 preferred due to the cleaner syntax they offer. For example,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4982
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4983 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4984 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4985 @var{f} = @@exp;
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4986 feval (@var{f}, 1)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4987 @result{} 2.7183
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4988 @var{f} (1)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4989 @result{} 2.7183
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4990 @end group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4991 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4992
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4993 @noindent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4994 are equivalent ways to call the function referred to by @var{f}. If it
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4995 cannot be predicted beforehand whether @var{f} is a function handle,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4996 function name in a string, or inline function then @code{feval} can be used
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4997 instead.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4998 @end deftypefn */)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4999 {
20818 cef0448a6ed2 eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20798 diff changeset	5000 if (args.length () == 0)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	5001 print_usage ();
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5002
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5003 return octave::feval (args, nargout);
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5004 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5005
11225 8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	5006 DEFUN (builtin, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5007 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5008 @deftypefn {} {[@dots{}] =} builtin (@var{f}, @dots{})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5009 Call the base function @var{f} even if @var{f} is overloaded to another
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5010 function for the given type signature.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5011
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5012 This is normally useful when doing object-oriented programming and there is
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5013 a requirement to call one of Octave's base functions rather than the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5014 overloaded one of a new class.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5015
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5016 A trivial example which redefines the @code{sin} function to be the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5017 @code{cos} function shows how @code{builtin} works.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5018
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5019 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5020 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5021 sin (0)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5022 @result{} 0
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5023 function y = sin (x), y = cos (x); endfunction
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5024 sin (0)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5025 @result{} 1
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5026 builtin ("sin", 0)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5027 @result{} 0
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5028 @end group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5029 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5030 @end deftypefn */)
11225 8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	5031 {
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	5032 octave_value_list retval;
11225 8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	5033
20818 cef0448a6ed2 eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20798 diff changeset	5034 if (args.length () == 0)
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5035 print_usage ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5036
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5037 const std::string name (args(0).xstring_value ("builtin: function name (F) must be a string"));
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5038
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5039 octave_value fcn = symbol_table::builtin_find (name);
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5040
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5041 if (fcn.is_defined ())
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5042 retval = octave::feval (fcn.function_value (), args.splice (0, 1), nargout);
11225 8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	5043 else
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5044 error ("builtin: lookup for symbol '%s' failed", name.c_str ());
11225 8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	5045
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	5046 return retval;
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	5047 }
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	5048
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5049 namespace octave
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5050 {
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5051 octave_value_list
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5052 eval_string (const std::string& eval_str, bool silent,
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5053 int& parse_status, int nargout)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5054 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5055 octave_value_list retval;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5056
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5057 octave::parser parser (eval_str);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5058
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5059 do
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5060 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5061 parser.reset ();
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5062
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5063 parse_status = parser.run ();
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5064
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5065 if (parse_status == 0)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5066 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5067 if (parser.stmt_list)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5068 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5069 tree_statement *stmt = 0;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5070
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5071 if (parser.stmt_list->length () == 1
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5072 && (stmt = parser.stmt_list->front ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5073 && stmt->is_expression ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5074 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5075 tree_expression *expr = stmt->expression ();
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5076
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5077 if (silent)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5078 expr->set_print_flag (false);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5079
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5080 bool do_bind_ans = false;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5081
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5082 if (expr->is_identifier ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5083 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5084 tree_identifier *id
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5085 = dynamic_cast<tree_identifier *> (expr);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5086
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5087 do_bind_ans = (! id->is_variable ());
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5088 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5089 else
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5090 do_bind_ans = (! expr->is_assignment_expression ());
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5091
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5092 retval = expr->rvalue (nargout);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5093
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5094 if (do_bind_ans && ! retval.empty ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5095 bind_ans (retval(0), expr->print_result ());
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5096
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5097 if (nargout == 0)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5098 retval = octave_value_list ();
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5099 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5100 else if (nargout == 0)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5101 parser.stmt_list->accept (*octave::current_evaluator);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5102 else
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5103 error ("eval: invalid use of statement list");
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5104
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5105 if (tree_return_command::returning
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5106 \|\| tree_break_command::breaking
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5107 \|\| tree_continue_command::continuing)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5108 break;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5109 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5110 else if (parser.lexer.end_of_input)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5111 break;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5112 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5113 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5114 while (parse_status == 0);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5115
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5116 return retval;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5117 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5118
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5119 octave_value
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5120 eval_string (const std::string& eval_str, bool silent, int& parse_status)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5121 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5122 octave_value retval;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5123
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5124 octave_value_list tmp = eval_string (eval_str, silent, parse_status, 1);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5125
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5126 if (! tmp.empty ())
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5127 retval = tmp(0);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5128
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5129 return retval;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5130 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5131
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5132 static octave_value_list
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5133 eval_string (const octave_value& arg, bool silent, int& parse_status,
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5134 int nargout)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5135 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5136 std::string s = arg.xstring_value ("eval: expecting std::string argument");
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5137
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5138 return eval_string (s, silent, parse_status, nargout);
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5139 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5140
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5141 void
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5142 cleanup_statement_list (tree_statement_list **lst)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5143 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5144 if (*lst)
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5145 {
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5146 delete *lst;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5147 *lst = 0;
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5148 }
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5149 }
13970 c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	5150 }
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	5151
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5152 DEFUN (eval, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5153 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5154 @deftypefn {} {} eval (@var{try})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5155 @deftypefnx {} {} eval (@var{try}, @var{catch})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5156 Parse the string @var{try} and evaluate it as if it were an Octave
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5157 program.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5158
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5159 If execution fails, evaluate the optional string @var{catch}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5160
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5161 The string @var{try} is evaluated in the current context, so any results
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5162 remain available after @code{eval} returns.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5163
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5164 The following example creates the variable @var{A} with the approximate
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5165 value of 3.1416 in the current workspace.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5166
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5167 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5168 eval ("A = acos(-1);");
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5169 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5170
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5171 If an error occurs during the evaluation of @var{try} then the @var{catch}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5172 string is evaluated, as the following example shows:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5173
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5174 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5175 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5176 eval ('error ("This is a bad example");',
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5177 'printf ("This error occurred:\n%s\n", lasterr ());');
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5178 @print{} This error occurred:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5179 This is a bad example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5180 @end group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5181 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5182
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5183 Programming Note: if you are only using @code{eval} as an error-capturing
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5184 mechanism, rather than for the execution of arbitrary code strings,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5185 Consider using try/catch blocks or unwind_protect/unwind_protect_cleanup
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5186 blocks instead. These techniques have higher performance and don't
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5187 introduce the security considerations that the evaluation of arbitrary code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5188 does.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5189 @seealso{evalin, evalc, assignin, feval}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5190 @end deftypefn */)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5191 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5192 octave_value_list retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5193
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5194 int nargin = args.length ();
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5195
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5196 if (nargin == 0)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5197 print_usage ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5198
21743 f4d7d0eb5b0c use namespace for unwind_protect class John W. Eaton <jwe@octave.org> parents: 21740 diff changeset	5199 octave::unwind_protect frame;
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5200
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5201 if (nargin > 1)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5202 {
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5203 frame.protect_var (buffer_error_messages);
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5204 buffer_error_messages++;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5205 }
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5206
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5207 int parse_status = 0;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5208
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5209 bool execution_error = false;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5210
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5211 octave_value_list tmp;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5212
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5213 try
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5214 {
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5215 tmp = octave::eval_string (args(0), nargout > 0, parse_status, nargout);
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5216 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	5217 catch (const octave::execution_exception&)
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5218 {
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	5219 octave::interpreter::recover_from_exception ();
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5220
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5221 execution_error = true;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5222 }
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5223
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5224 if (nargin > 1 && (parse_status != 0 \|\| execution_error))
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5225 {
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5226 // Set up for letting the user print any messages from
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5227 // errors that occurred in the first part of this eval().
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5228
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5229 buffer_error_messages--;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5230
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5231 tmp = octave::eval_string (args(1), nargout > 0, parse_status, nargout);
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5232
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5233 if (nargout > 0)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5234 retval = tmp;
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5235 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5236 else
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5237 {
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5238 if (nargout > 0)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5239 retval = tmp;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5240
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5241 // FIXME: we should really be rethrowing whatever exception occurred,
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5242 // not just throwing an execution exception.
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5243 if (execution_error)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5244 octave_throw_execution_exception ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5245 }
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5246
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5247 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5248 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5249
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5250 /*
c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5251
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5252 %!shared x
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5253 %! x = 1;
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5254
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5255 %!assert (eval ("x"), 1)
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5256 %!assert (eval ("x;"))
21317 a4faec57f4c8 maint: remove semicolon after %!assert tests to follow Octave conventions. Rik <rik@octave.org> parents: 21301 diff changeset	5257 %!assert (eval ("x;"), 1)
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5258
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5259 %!test
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5260 %! y = eval ("x");
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5261 %! assert (y, 1);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5262
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5263 %!test
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5264 %! y = eval ("x;");
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5265 %! assert (y, 1);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5266
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5267 %!test
21580 ecce63c99c3f maint: Add semicolons to terminate code in %! blocks. Rik <rik@octave.org> parents: 21416 diff changeset	5268 %! eval ("x = 1;");
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5269 %! assert (x,1);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5270
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5271 %!test
c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5272 %! eval ("flipud = 2;");
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5273 %! assert (flipud, 2);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5274
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5275 %!function y = __f ()
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5276 %! eval ("flipud = 2;");
c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5277 %! y = flipud;
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5278 %!endfunction
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5279 %!assert (__f(), 2)
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5280
14533 e6aa044253eb Allow comma at the end of an assignment list (bug #35645) Max Brister <max@2bass.com> parents: 14512 diff changeset	5281 % bug #35645
e6aa044253eb Allow comma at the end of an assignment list (bug #35645) Max Brister <max@2bass.com> parents: 14512 diff changeset	5282 %!test
e6aa044253eb Allow comma at the end of an assignment list (bug #35645) Max Brister <max@2bass.com> parents: 14512 diff changeset	5283 %! [a,] = gcd (1,2);
e6aa044253eb Allow comma at the end of an assignment list (bug #35645) Max Brister <max@2bass.com> parents: 14512 diff changeset	5284 %! [a,b,] = gcd (1, 2);
e6aa044253eb Allow comma at the end of an assignment list (bug #35645) Max Brister <max@2bass.com> parents: 14512 diff changeset	5285
21581 6fab85c1538f maint: Follow Octave conventions for use of semicolon in BIST tests. Rik <rik@octave.org> parents: 21580 diff changeset	5286 %!error eval ("switch = 13;")
21369 105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5287
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5288 */
c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5289
4661 12b6fbd57436 [project @ 2003-11-25 05:41:35 by jwe] jwe parents: 4615 diff changeset	5290 DEFUN (assignin, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5291 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5292 @deftypefn {} {} assignin (@var{context}, @var{varname}, @var{value})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5293 Assign @var{value} to @var{varname} in context @var{context}, which
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5294 may be either @qcode{"base"} or @qcode{"caller"}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5295 @seealso{evalin}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5296 @end deftypefn */)
4297 59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	5297 {
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	5298 octave_value_list retval;
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	5299
20818 cef0448a6ed2 eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20798 diff changeset	5300 if (args.length () != 3)
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5301 print_usage ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5302
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5303 std::string context = args(0).xstring_value ("assignin: CONTEXT must be a string");
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5304
21743 f4d7d0eb5b0c use namespace for unwind_protect class John W. Eaton <jwe@octave.org> parents: 21740 diff changeset	5305 octave::unwind_protect frame;
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5306
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5307 if (context == "caller")
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 23050 diff changeset	5308 octave::call_stack::goto_caller_frame ();
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5309 else if (context == "base")
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 23050 diff changeset	5310 octave::call_stack::goto_base_frame ();
4297 59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	5311 else
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5312 error ("assignin: CONTEXT must be \"caller\" or \"base\"");
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5313
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 23050 diff changeset	5314 frame.add_fcn (octave::call_stack::pop);
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5315
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5316 std::string nm = args(1).xstring_value ("assignin: VARNAME must be a string");
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5317
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5318 if (valid_identifier (nm))
21369 105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5319 {
105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5320 // Put the check here so that we don't slow down assignments
105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5321 // generally. Any that go through Octave's parser should have
105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5322 // already been checked.
105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5323
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	5324 if (octave::is_keyword (nm))
21369 105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5325 error ("assignin: invalid assignment to keyword '%s'", nm.c_str ());
105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5326
105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5327 symbol_table::assign (nm, args(2));
105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5328 }
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5329 else
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5330 error ("assignin: invalid variable name in argument VARNAME");
4297 59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	5331
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	5332 return retval;
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	5333 }
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	5334
21369 105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5335 /*
105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5336
21581 6fab85c1538f maint: Follow Octave conventions for use of semicolon in BIST tests. Rik <rik@octave.org> parents: 21580 diff changeset	5337 %!error assignin ("base", "switch", "13")
21369 105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5338
105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5339 */
105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5340
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5341 DEFUN (evalin, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5342 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5343 @deftypefn {} {} evalin (@var{context}, @var{try})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5344 @deftypefnx {} {} evalin (@var{context}, @var{try}, @var{catch})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5345 Like @code{eval}, except that the expressions are evaluated in the context
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5346 @var{context}, which may be either @qcode{"caller"} or @qcode{"base"}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5347 @seealso{eval, assignin}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5348 @end deftypefn */)
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5349 {
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5350 octave_value_list retval;
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5351
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5352 int nargin = args.length ();
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5353
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5354 if (nargin < 2)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5355 print_usage ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5356
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5357 std::string context = args(0).xstring_value ("evalin: CONTEXT must be a string");
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5358
21743 f4d7d0eb5b0c use namespace for unwind_protect class John W. Eaton <jwe@octave.org> parents: 21740 diff changeset	5359 octave::unwind_protect frame;
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5360
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5361 if (context == "caller")
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 23050 diff changeset	5362 octave::call_stack::goto_caller_frame ();
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5363 else if (context == "base")
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 23050 diff changeset	5364 octave::call_stack::goto_base_frame ();
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5365 else
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5366 error ("evalin: CONTEXT must be \"caller\" or \"base\"");
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5367
23052 f97e22a9012a move octave_call_stack inside octave namespace John W. Eaton <jwe@octave.org> parents: 23050 diff changeset	5368 frame.add_fcn (octave::call_stack::pop);
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5369
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5370 if (nargin > 2)
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5371 {
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5372 frame.protect_var (buffer_error_messages);
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5373 buffer_error_messages++;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5374 }
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5375
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5376 int parse_status = 0;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5377
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5378 bool execution_error = false;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5379
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5380 octave_value_list tmp;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5381
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5382 try
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5383 {
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5384 tmp = octave::eval_string (args(1), nargout > 0,
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5385 parse_status, nargout);
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5386 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	5387 catch (const octave::execution_exception&)
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5388 {
23110 af48d8be62b3 move recover_from_exception and atexit functions inside octave namespace John W. Eaton <jwe@octave.org> parents: 23100 diff changeset	5389 octave::interpreter::recover_from_exception ();
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5390
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5391 execution_error = true;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5392 }
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5393
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5394 if (nargin > 2 && (parse_status != 0 \|\| execution_error))
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5395 {
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5396 // Set up for letting the user print any messages from
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5397 // errors that occurred in the first part of this eval().
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5398
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5399 buffer_error_messages--;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5400
23075 4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5401 tmp = octave::eval_string (args(2), nargout > 0,
4e3d47dc7e25 move parse tree classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 23054 diff changeset	5402 parse_status, nargout);
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5403
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5404 retval = (nargout > 0) ? tmp : octave_value_list ();
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5405 }
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5406 else
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5407 {
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5408 if (nargout > 0)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5409 retval = tmp;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5410
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5411 // FIXME: we should really be rethrowing whatever
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5412 // exception occurred, not just throwing an
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5413 // execution exception.
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5414 if (execution_error)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5415 octave_throw_execution_exception ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5416 }
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5417
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5418 return retval;
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5419 }
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5420
22504 2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5421 static void
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5422 maybe_print_last_error_message (bool *doit)
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5423 {
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5424 if (doit && *doit)
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5425 // Print error message again, which was lost because of the stderr buffer
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5426 // Note: this keeps error_state and last_error_stack intact
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5427 message_with_id ("error", last_error_id ().c_str (),
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5428 last_error_message ().c_str ());
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5429 }
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5430
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5431 static void
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5432 restore_octave_stdout (std::streambuf *buf)
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5433 {
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5434 octave_stdout.flush ();
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5435 octave_stdout.rdbuf (buf);
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5436 }
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5437
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5438 static void
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5439 restore_octave_stderr (std::streambuf *buf)
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5440 {
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5441 std::cerr.flush ();
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5442 std::cerr.rdbuf (buf);
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5443 }
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5444
21075 5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5445 DEFUN (evalc, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5446 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5447 @deftypefn {} {@var{s} =} evalc (@var{try})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5448 @deftypefnx {} {@var{s} =} evalc (@var{try}, @var{catch})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5449 Parse and evaluate the string @var{try} as if it were an Octave program,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5450 while capturing the output into the return variable @var{s}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5451
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5452 If execution fails, evaluate the optional string @var{catch}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5453
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5454 This function behaves like @code{eval}, but any output or warning messages
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5455 which would normally be written to the console are captured and returned in
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5456 the string @var{s}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5457
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5458 The @code{diary} is disabled during the execution of this function. When
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5459 @code{system} is used, any output produced by external programs is
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5460 @emph{not} captured, unless their output is captured by the @code{system}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5461 function itself.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5462
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5463 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5464 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5465 s = evalc ("t = 42"), t
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5466 @result{} s = t = 42
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5467
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5468 @result{} t = 42
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5469 @end group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5470 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5471 @seealso{eval, diary}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5472 @end deftypefn */)
21075 5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5473 {
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5474 int nargin = args.length ();
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5475
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5476 if (nargin == 0 \|\| nargin > 2)
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5477 print_usage ();
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5478
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5479 // redirect stdout/stderr to capturing buffer
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5480 std::ostringstream buffer;
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5481
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5482 std::ostream& out_stream = octave_stdout;
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5483 std::ostream& err_stream = std::cerr;
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5484
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5485 out_stream.flush ();
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5486 err_stream.flush ();
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5487
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5488 std::streambuf* old_out_buf = out_stream.rdbuf (buffer.rdbuf ());
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5489 std::streambuf* old_err_buf = err_stream.rdbuf (buffer.rdbuf ());
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5490
22504 2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5491 bool eval_error_occurred = true;
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5492
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5493 octave::unwind_protect frame;
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5494
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5495 frame.add_fcn (maybe_print_last_error_message, &eval_error_occurred);
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5496 frame.add_fcn (restore_octave_stdout, old_out_buf);
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5497 frame.add_fcn (restore_octave_stderr, old_err_buf);
21075 5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5498
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5499 // call standard eval function
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5500 octave_value_list retval;
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5501 int eval_nargout = std::max (0, nargout - 1);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5502
22504 2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5503 retval = Feval (args, eval_nargout);
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5504 eval_error_occurred = false;
21075 5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5505
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5506 retval.prepend (buffer.str ());
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5507 return retval;
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5508 }
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5509
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5510 /*
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5511
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5512 %!assert (evalc ("1"), "ans = 1\n")
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5513 %!assert (evalc ("1;"), "")
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5514
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5515 %!test
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5516 %! [s, y] = evalc ("1");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5517 %! assert (s, "");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5518 %! assert (y, 1);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5519
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5520 %!test
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5521 %! [s, y] = evalc ("1;");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5522 %! assert (s, "");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5523 %! assert (y, 1);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5524
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5525 %!test
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5526 %! assert (evalc ("y = 2"), "y = 2\n");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5527 %! assert (y, 2);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5528
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5529 %!test
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5530 %! assert (evalc ("y = 3;"), "");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5531 %! assert (y, 3);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5532
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5533 %!test
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5534 %! [s, a, b] = evalc ("deal (1, 2)");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5535 %! assert (s, "");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5536 %! assert (a, 1);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5537 %! assert (b, 2);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5538
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5539 %!function [a, b] = __f_evalc ()
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5540 %! printf ("foo");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5541 %! fprintf (stdout, "bar");
21580 ecce63c99c3f maint: Add semicolons to terminate code in %! blocks. Rik <rik@octave.org> parents: 21416 diff changeset	5542 %! disp (pi);
21075 5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5543 %! a = 1;
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5544 %! b = 2;
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5545 %!endfunction
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5546 %!test
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5547 %! [s, a, b] = evalc ("__f_evalc ()");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5548 %! assert (s, "foobar 3.1416\n");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5549 %! assert (a, 1);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5550 %! assert (b, 2);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5551
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5552 %!error <foo> (evalc ("error ('foo')"))
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5553 %!error <bar> (evalc ("error ('foo')", "error ('bar')"))
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5554
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5555 %!test
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5556 %! warning ("off", "quiet", "local");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5557 %! assert (evalc ("warning ('foo')"), "warning: foo\n");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5558
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5559 %!test
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5560 %! warning ("off", "quiet", "local");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5561 %! assert (evalc ("error ('foo')", "warning ('bar')"), "warning: bar\n");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5562
21581 6fab85c1538f maint: Follow Octave conventions for use of semicolon in BIST tests. Rik <rik@octave.org> parents: 21580 diff changeset	5563 %!error evalc ("switch = 13;")
21369 105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5564
21075 5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5565 */
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5566
8311 7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5567 DEFUN (__parser_debug_flag__, args, nargout,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5568 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5569 @deftypefn {} {@var{val} =} __parser_debug_flag__ ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5570 @deftypefnx {} {@var{old_val} =} __parser_debug_flag__ (@var{new_val})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5571 Query or set the internal flag that determines whether Octave's parser
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5572 prints debug information as it processes an expression.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5573 @seealso{__lexer_debug_flag__}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5574 @end deftypefn */)
8311 7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5575 {
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5576 octave_value retval;
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5577
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5578 bool debug_flag = octave_debug;
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5579
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5580 retval = set_internal_variable (debug_flag, args, nargout,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5581 "__parser_debug_flag__");
8311 7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5582
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5583 octave_debug = debug_flag;
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5584
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5585 return retval;
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5586 }
17342 091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5587
17377 15e2ad6372f7 maint: Tweaks to remove compiler warnings. Rik <rik@octave.org> parents: 17342 diff changeset	5588 DEFUN (__parse_file__, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5589 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5590 @deftypefn {} {} __parse_file__ (@var{file}, @var{verbose})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5591 Undocumented internal function.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5592 @end deftypefn */)
17342 091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5593 {
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5594 octave_value retval;
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5595
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5596 int nargin = args.length ();
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5597
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5598 if (nargin < 1 \|\| nargin > 2)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5599 print_usage ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5600
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5601 std::string file = args(0).xstring_value ("__parse_file__: expecting filename as argument");
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5602
21732 6a1eded90355 use namespace for system env class John W. Eaton <jwe@octave.org> parents: 21730 diff changeset	5603 std::string full_file = octave::sys::env::make_absolute (file);
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5604
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5605 size_t file_len = file.length ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5606
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5607 if ((file_len > 4 && file.substr (file_len-4) == ".oct")
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5608 \|\| (file_len > 4 && file.substr (file_len-4) == ".mex")
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5609 \|\| (file_len > 2 && file.substr (file_len-2) == ".m"))
17342 091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5610 {
21732 6a1eded90355 use namespace for system env class John W. Eaton <jwe@octave.org> parents: 21730 diff changeset	5611 file = octave::sys::env::base_pathname (file);
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5612 file = file.substr (0, file.find_last_of ('.'));
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5613
21733 cb0fdd941d84 use namespace for system file_ops class John W. Eaton <jwe@octave.org> parents: 21732 diff changeset	5614 size_t pos = file.find_last_of (octave::sys::file_ops::dir_sep_str ());
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5615 if (pos != std::string::npos)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5616 file = file.substr (pos+1);
17342 091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5617 }
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5618
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5619 if (nargin == 2)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5620 octave_stdout << "parsing " << full_file << std::endl;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5621
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5622 octave_function *fcn = parse_fcn_file (full_file, file, "", "",
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5623 true, false, false,
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5624 false, "__parse_file__");
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5625
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5626 if (fcn)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5627 delete fcn;
17342 091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5628
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5629 return retval;
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5630 }

Mercurial > octave

annotate libinterp/parse-tree/oct-parse.in.yy @ 23342:c70c0397ca2f