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

annotate libinterp/parse-tree/oct-parse.in.yy @ 24213:d2cfaaa57677 stable

tag global and persistent symbols as variables when parsing (bug #52363) * oct-parse.in.yy (base_parser::make_decl_command): Also tag variables in initializer list as pending local variables.

author	John W. Eaton <jwe@octave.org>
date	Wed, 08 Nov 2017 15:58:53 -0500
parents	3ac9f9ecfae5
children	2cc557b689d2

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
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	11 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	12 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	13 option) any later version.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	14
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	15 Octave is distributed in the hope that it will be useful, but WITHOUT
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	16 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	17 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	18 for more details.
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
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	89 // Global access to currently active lexer.
21066 258c787cd9ce maint: Use "FIXME:" consistently in code base. Rik <rik@octave.org> parents: 21065 diff changeset	90 // FIXME: to be removed after more parser+lexer refactoring.
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	91 octave::base_lexer *LEXER = 0;
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	92
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	93 // TRUE means we printed messages about reading startup files.
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	94 bool reading_startup_message_printed = false;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	95
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	96 // List of autoloads (function -> file mapping).
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	97 static std::map<std::string, std::string> autoload_map;
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	98
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	99 // 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	100 // the file.
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	101
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	102 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	103
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	104 #define lexer parser.lexer
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	105 #define scanner lexer.scanner
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	106
21023 ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	107 #if defined (HAVE_PRAGMA_GCC_DIAGNOSTIC)
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	108 // 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	109 // 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	110 // 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	111 #pragma GCC diagnostic push
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	112 #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	113 #endif
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	114
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	115 %}
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	116
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	117 // Bison declarations.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	118
17743 af5ad573c665 oct-parse.in.yy: Add %expect declaration. John W. Eaton <jwe@octave.org> parents: 17731 diff changeset	119 // 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	120 // we notice if that number changes.
af5ad573c665 oct-parse.in.yy: Add %expect declaration. John W. Eaton <jwe@octave.org> parents: 17731 diff changeset	121
af5ad573c665 oct-parse.in.yy: Add %expect declaration. John W. Eaton <jwe@octave.org> parents: 17731 diff changeset	122 %expect 14
af5ad573c665 oct-parse.in.yy: Add %expect declaration. John W. Eaton <jwe@octave.org> parents: 17731 diff changeset	123
18974 d8abf813c69f handle changes in bison 3.x John W. Eaton <jwe@octave.org> parents: 18531 diff changeset	124 %API_PREFIX_DECL%
4753 9f0ce1536368 [project @ 2004-02-13 17:55:24 by jwe] jwe parents: 4699 diff changeset	125
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	126 // 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	127 // 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	128 // 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	129 // 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	130 // 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	131 // 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	132 // 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	133 // 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	134
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	135 %define api.pure
16174 39096b290a2f check syntax used to enable bison push/pull parser John W. Eaton <jwe@octave.org> parents: 16167 diff changeset	136 %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	137 %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	138 %lex-param { void *scanner }
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	139
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	140 %union
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	141 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	142 int dummy_type;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	143
2891 1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	144 // The type of the basic tokens returned by the lexer.
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	145 token *tok_val;
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	146
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	147 // 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	148 octave_comment_list *comment_type;
0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	149
2891 1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	150 // 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	151 char punct_type;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	152 tree *tree_type;
1829 7d2982b55242 [project @ 1996-02-02 14:12:59 by jwe] jwe parents: 1826 diff changeset	153 tree_matrix *tree_matrix_type;
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	154 tree_cell *tree_cell_type;
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	155 tree_expression *tree_expression_type;
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	156 tree_constant *tree_constant_type;
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	157 tree_fcn_handle *tree_fcn_handle_type;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	158 tree_funcall *tree_funcall_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	159 tree_function_def *tree_function_def_type;
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5848 diff changeset	160 tree_anon_fcn_handle *tree_anon_fcn_handle_type;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	161 tree_identifier *tree_identifier_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	162 tree_index_expression *tree_index_expression_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	163 tree_colon_expression *tree_colon_expression_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	164 tree_argument_list *tree_argument_list_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	165 tree_parameter_list *tree_parameter_list_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	166 tree_command *tree_command_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	167 tree_if_command *tree_if_command_type;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	168 tree_if_clause *tree_if_clause_type;
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	169 tree_if_command_list *tree_if_command_list_type;
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	170 tree_switch_command *tree_switch_command_type;
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	171 tree_switch_case *tree_switch_case_type;
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	172 tree_switch_case_list *tree_switch_case_list_type;
2846 52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	173 tree_decl_elt *tree_decl_elt_type;
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	174 tree_decl_init_list *tree_decl_init_list_type;
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	175 tree_decl_command *tree_decl_command_type;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	176 tree_statement *tree_statement_type;
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	177 tree_statement_list *tree_statement_list_type;
2891 1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	178 octave_user_function *octave_user_function_type;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	179
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	180 tree_classdef *tree_classdef_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	181 tree_classdef_attribute* tree_classdef_attribute_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	182 tree_classdef_attribute_list* tree_classdef_attribute_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	183 tree_classdef_superclass* tree_classdef_superclass_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	184 tree_classdef_superclass_list* tree_classdef_superclass_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	185 tree_classdef_body* tree_classdef_body_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	186 tree_classdef_property* tree_classdef_property_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	187 tree_classdef_property_list* tree_classdef_property_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	188 tree_classdef_properties_block* tree_classdef_properties_block_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	189 tree_classdef_methods_list* tree_classdef_methods_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	190 tree_classdef_methods_block* tree_classdef_methods_block_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	191 tree_classdef_event* tree_classdef_event_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	192 tree_classdef_events_list* tree_classdef_events_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	193 tree_classdef_events_block* tree_classdef_events_block_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	194 tree_classdef_enum* tree_classdef_enum_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	195 tree_classdef_enum_list* tree_classdef_enum_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	196 tree_classdef_enum_block* tree_classdef_enum_block_type;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	197 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	198
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	199 // Tokens with line and column information.
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	200 %token <tok_val> '=' ':' '-' '+' '*' '/'
4018 a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	201 %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	202 %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	203 %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	204 %token <tok_val> EXPR_AND EXPR_OR EXPR_NOT
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	205 %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	206 %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	207 %token <tok_val> HERMITIAN TRANSPOSE
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	208 %token <tok_val> PLUS_PLUS MINUS_MINUS POW EPOW
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	209 %token <tok_val> NUM IMAG_NUM
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	210 %token <tok_val> STRUCT_ELT
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	211 %token <tok_val> NAME
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	212 %token <tok_val> END
5279 bd32f770c09a [project @ 2005-04-12 21:55:31 by jwe] jwe parents: 5189 diff changeset	213 %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	214 %token <tok_val> FOR PARFOR WHILE DO UNTIL
1491 893b416bb919 [project @ 1995-09-29 04:03:01 by jwe] jwe parents: 1489 diff changeset	215 %token <tok_val> IF ELSEIF ELSE
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	216 %token <tok_val> SWITCH CASE OTHERWISE
1491 893b416bb919 [project @ 1995-09-29 04:03:01 by jwe] jwe parents: 1489 diff changeset	217 %token <tok_val> BREAK CONTINUE FUNC_RET
924 8b0920cc1d64 [project @ 1994-11-15 00:40:50 by jwe] jwe parents: 922 diff changeset	218 %token <tok_val> UNWIND CLEANUP
1489 3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1371 diff changeset	219 %token <tok_val> TRY CATCH
14294 9e3983c8963c deprecate the static keyword John W. Eaton <jwe@octave.org> parents: 14293 diff changeset	220 %token <tok_val> GLOBAL PERSISTENT
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	221 %token <tok_val> FCN_HANDLE
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	222 %token <tok_val> CLASSDEF
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	223 %token <tok_val> PROPERTIES METHODS EVENTS ENUMERATION
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	224 %token <tok_val> METAQUERY
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	225 %token <tok_val> SUPERCLASSREF
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	226 %token <tok_val> FQ_IDENT
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	227 %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	228 %token <tok_val> FCN
21064 a9f2c2d72892 handle lexical errors as parser errors (bug #46877) John W. Eaton <jwe@octave.org> parents: 21063 diff changeset	229 %token <tok_val> LEXICAL_ERROR
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	230
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	231 // Other tokens.
21064 a9f2c2d72892 handle lexical errors as parser errors (bug #46877) John W. Eaton <jwe@octave.org> parents: 21063 diff changeset	232 %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	233 %token<dummy_type> INPUT_FILE
7587 1f662945c2be handle varargin and varargout without keywords John W. Eaton <jwe@octave.org> parents: 7562 diff changeset	234 // %token VARARGIN VARARGOUT
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	235
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	236 %token<dummy_type> '(' ')' '[' ']' '{' '}' '.' ',' ';' '@' '\n'
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	237
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	238 // Nonterminals we construct.
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	239 %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	240 %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	241 %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	242 %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	243 %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	244 %type <tree_type> input
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5848 diff changeset	245 %type <tree_constant_type> string constant magic_colon
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5848 diff changeset	246 %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	247 %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	248 %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	249 %type <tree_cell_type> cell_rows
5102 b04b30d30c66 [project @ 2004-12-28 01:59:05 by jwe] jwe parents: 5013 diff changeset	250 %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	251 %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	252 %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	253 %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	254 %type <tree_funcall_type> superclass_identifier meta_identifier
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	255 %type <octave_user_function_type> function1 function2
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	256 %type <tree_index_expression_type> word_list_cmd
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	257 %type <tree_colon_expression_type> colon_expr1
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	258 %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	259 %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	260 %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	261 %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	262 %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	263 %type <tree_command_type> jump_command except_command
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	264 %type <tree_function_def_type> function
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	265 %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	266 %type <tree_command_type> file
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	267 %type <tree_if_command_type> if_command
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	268 %type <tree_if_clause_type> elseif_clause else_clause
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	269 %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	270 %type <tree_switch_command_type> switch_command
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	271 %type <tree_switch_case_type> switch_case default_case
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	272 %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	273 %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	274 %type <tree_decl_init_list_type> decl1
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	275 %type <tree_decl_command_type> declaration
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	276 %type <tree_statement_type> statement function_end
627 739d16c30481 [project @ 1994-08-19 13:23:14 by jwe] jwe parents: 620 diff changeset	277 %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	278 %type <tree_statement_list_type> opt_list
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	279 %type <tree_classdef_attribute_type> attr
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	280 %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	281 %type <tree_classdef_superclass_type> superclass
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	282 %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	283 %type <tree_classdef_body_type> class_body
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	284 %type <tree_classdef_property_type> class_property
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	285 %type <tree_classdef_property_list_type> property_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	286 %type <tree_classdef_properties_block_type> properties_block
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	287 %type <tree_classdef_methods_list_type> methods_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	288 %type <tree_classdef_methods_block_type> methods_block
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	289 %type <tree_classdef_event_type> class_event
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	290 %type <tree_classdef_events_list_type> events_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	291 %type <tree_classdef_events_block_type> events_block
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	292 %type <tree_classdef_enum_type> class_enum
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	293 %type <tree_classdef_enum_list_type> enum_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	294 %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	295 %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	296 %type <octave_user_function_type> method_decl1
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	297
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	298 // Precedence and associativity.
21294 3d375b0905a0 eliminate unused << and >> operators from Octave scripting language John W. Eaton <jwe@octave.org> parents: 21159 diff changeset	299 %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	300 %left EXPR_OR_OR
ef3caf27cb9c [project @ 2002-08-07 06:54:41 by jwe] jwe parents: 4018 diff changeset	301 %left EXPR_AND_AND
ef3caf27cb9c [project @ 2002-08-07 06:54:41 by jwe] jwe parents: 4018 diff changeset	302 %left EXPR_OR
ef3caf27cb9c [project @ 2002-08-07 06:54:41 by jwe] jwe parents: 4018 diff changeset	303 %left EXPR_AND
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	304 %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	305 %left ':'
1276 cbdf7db98554 [project @ 1995-04-24 15:31:24 by jwe] jwe parents: 1266 diff changeset	306 %left '-' '+' EPLUS EMINUS
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	307 %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	308 %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	309 %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	310 %right PLUS_PLUS MINUS_MINUS
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	311 %left '(' '.' '{'
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	312
17629 1e8f8900a041 clean up partially constructed parse tree objects on parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17622 diff changeset	313 // 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	314 // 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	315 // 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	316 // 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	317 // 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	318 // here).
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	319
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	320 %destructor { } <tok_val>
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	321 %destructor { } <punct_type>
17658 0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	322 %destructor { } <comment_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	323 %destructor { } <>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	324
19593 446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	325 %destructor { delete $$; } <tree_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	326 %destructor { delete $$; } <tree_matrix_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	327 %destructor { delete $$; } <tree_cell_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	328 %destructor { delete $$; } <tree_expression_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	329 %destructor { delete $$; } <tree_constant_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	330 %destructor { delete $$; } <tree_fcn_handle_type>
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	331 %destructor { delete $$; } <tree_funcall_type>
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	332 %destructor { delete $$; } <tree_function_def_type>
19593 446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	333 %destructor { delete $$; } <tree_anon_fcn_handle_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	334 %destructor { delete $$; } <tree_identifier_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	335 %destructor { delete $$; } <tree_index_expression_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	336 %destructor { delete $$; } <tree_colon_expression_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	337 %destructor { delete $$; } <tree_argument_list_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	338 %destructor { delete $$; } <tree_parameter_list_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	339 %destructor { delete $$; } <tree_command_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	340 %destructor { delete $$; } <tree_if_command_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	341 %destructor { delete $$; } <tree_if_clause_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	342 %destructor { delete $$; } <tree_if_command_list_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	343 %destructor { delete $$; } <tree_switch_command_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	344 %destructor { delete $$; } <tree_switch_case_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	345 %destructor { delete $$; } <tree_switch_case_list_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	346 %destructor { delete $$; } <tree_decl_elt_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	347 %destructor { delete $$; } <tree_decl_init_list_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	348 %destructor { delete $$; } <tree_decl_command_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	349 %destructor { delete $$; } <tree_statement_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	350 %destructor { delete $$; } <tree_statement_list_type>
446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	351 %destructor { delete $$; } <octave_user_function_type>
17658 0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	352
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	353 %destructor { delete $$; } <tree_classdef_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	354 %destructor { delete $$; } <tree_classdef_attribute_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	355 %destructor { delete $$; } <tree_classdef_attribute_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 $$; } <tree_classdef_superclass_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	357 %destructor { delete $$; } <tree_classdef_superclass_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	358 %destructor { delete $$; } <tree_classdef_body_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	359 %destructor { delete $$; } <tree_classdef_property_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	360 %destructor { delete $$; } <tree_classdef_property_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	361 %destructor { delete $$; } <tree_classdef_properties_block_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	362 %destructor { delete $$; } <tree_classdef_methods_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	363 %destructor { delete $$; } <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	364 %destructor { delete $$; } <tree_classdef_event_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	365 %destructor { delete $$; } <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	366 %destructor { delete $$; } <tree_classdef_events_block_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	367 %destructor { delete $$; } <tree_classdef_enum_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	368 %destructor { delete $$; } <tree_classdef_enum_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	369 %destructor { delete $$; } <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	370
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	371 // 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	372 // already explicitly declared for all types.
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	373 //
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	374 // %destructor {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	375 // warning_with_id
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	376 // ("Octave:parser-destructor",
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	377 // "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	378 // } <*>
17629 1e8f8900a041 clean up partially constructed parse tree objects on parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17622 diff changeset	379
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	380 // Where to start.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	381 %start input
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	382
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	383 %%
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	384
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	385 // ==============================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	386 // Statements and statement lists
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	387 // ==============================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	388
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	389 input : simple_list '\n'
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	390 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	391 $$ = 0;
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	392 parser.stmt_list = $1;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	393 YYACCEPT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	394 }
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	395 \| simple_list END_OF_INPUT
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	396 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	397 $$ = 0;
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	398 lexer.end_of_input = true;
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	399 parser.stmt_list = $1;
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	400 YYACCEPT;
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	401 }
17326 f444e4cef9b9 avoid exiting Octave on parse error (bug #39862) John W. Eaton <jwe@octave.org> parents: 17322 diff changeset	402 \| parse_error
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 $$ = 0;
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	405 YYABORT;
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	406 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	407 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	408
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	409 simple_list : opt_sep_no_nl
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	410 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	411 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	412
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	413 $$ = 0;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	414 }
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	415 \| 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	416 { $$ = parser.set_stmt_print_flag ($1, $2, false); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	417 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	418
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	419 simple_list1 : statement
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	420 { $$ = parser.make_statement_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	421 \| 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	422 { $$ = parser.append_statement_list ($1, $2, $3, false); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	423 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	424
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	425 opt_list : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	426 { $$ = new tree_statement_list (); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	427 \| list
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	428 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	429 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	430
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	431 list : list1 opt_sep
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	432 { $$ = 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	433 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	434
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	435 list1 : statement
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	436 { $$ = parser.make_statement_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	437 \| list1 sep statement
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	438 { $$ = 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	439 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	440
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	441 statement : expression
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	442 { $$ = parser.make_statement ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	443 \| command
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	444 { $$ = parser.make_statement ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	445 \| word_list_cmd
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	446 { $$ = parser.make_statement ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	447 ;
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	448
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	449 // =================
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	450 // Word-list command
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	451 // =================
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	452
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	453 // These are not really like expressions since they can't appear on
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	454 // the RHS of an assignment. But they are also not like commands (IF,
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	455 // WHILE, etc.
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	456
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	457 word_list_cmd : identifier word_list
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	458 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	459 $$ = 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	460 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	461 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	462 // make_index_expression deleted $1 and $2.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	463 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	464 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	465 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	466 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	467
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	468 word_list : string
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	469 { $$ = new tree_argument_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	470 \| word_list string
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	471 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	472 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	473 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	474 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	475 ;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	476
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	477 // ===========
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	478 // Expressions
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	479 // ===========
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	480
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	481 identifier : NAME
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	482 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	483 symbol_table::symbol_record *sr = $1->sym_rec ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	484 $$ = new tree_identifier (*sr, $1->line (), $1->column ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	485 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	486 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	487
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	488 superclass_identifier
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	489 : SUPERCLASSREF
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	490 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	491 std::string method_nm = $1->superclass_method_name ();
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	492 std::string class_nm = $1->superclass_class_name ();
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	493
18927 09eb8a2ddb02 eliminate some unused parameter warnings in parser functions John W. Eaton <jwe@octave.org> parents: 18537 diff changeset	494 $$ = parser.make_superclass_ref (method_nm, class_nm);
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	495 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	496 ;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	497
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	498 meta_identifier : METAQUERY
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	499 {
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	500 std::string class_nm = $1->text ();
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	501
18927 09eb8a2ddb02 eliminate some unused parameter warnings in parser functions John W. Eaton <jwe@octave.org> parents: 18537 diff changeset	502 $$ = parser.make_meta_class_query (class_nm);
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	503 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	504 ;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	505
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	506 string : DQ_STRING
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	507 { $$ = parser.make_constant (DQ_STRING, $1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	508 \| SQ_STRING
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	509 { $$ = parser.make_constant (SQ_STRING, $1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	510 ;
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 constant : NUM
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	513 { $$ = parser.make_constant (NUM, $1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	514 \| IMAG_NUM
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	515 { $$ = parser.make_constant (IMAG_NUM, $1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	516 \| string
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	517 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	518 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	519
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	520 matrix : '[' matrix_rows ']'
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	521 { $$ = parser.finish_matrix ($2); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	522 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	523
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	524 matrix_rows : cell_or_matrix_row
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	525 { $$ = $1 ? new tree_matrix ($1) : 0; }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	526 \| matrix_rows ';' cell_or_matrix_row
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	527 {
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	528 if ($1)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	529 {
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	530 if ($3)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	531 $1->append ($3);
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	532
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	533 $$ = $1;
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	534 }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	535 else
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	536 $$ = $3 ? new tree_matrix ($3) : 0;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	537 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	538 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	539
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	540 cell : '{' cell_rows '}'
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	541 { $$ = parser.finish_cell ($2); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	542 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	543
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	544 cell_rows : cell_or_matrix_row
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	545 { $$ = $1 ? new tree_cell ($1) : 0; }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	546 \| cell_rows ';' cell_or_matrix_row
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	547 {
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	548 if ($1)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	549 {
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	550 if ($3)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	551 $1->append ($3);
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	552
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	553 $$ = $1;
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	554 }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	555 else
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	556 $$ = $3 ? new tree_cell ($3) : 0;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	557 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	558 ;
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	559
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	560 // tree_argument_list objects can't be empty or have leading or trailing
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	561 // commas, but those are all allowed in matrix and cell array rows.
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	562
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	563 cell_or_matrix_row
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	564 : // empty
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	565 { $$ = 0; }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	566 \| ','
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	567 { $$ = 0; }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	568 \| arg_list
16257 db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	569 { $$ = $1; }
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	570 \| arg_list ','
16257 db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	571 { $$ = $1; }
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	572 \| ',' arg_list
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	573 { $$ = $2; }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	574 \| ',' arg_list ','
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	575 { $$ = $2; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	576 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	577
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	578 fcn_handle : '@' FCN_HANDLE
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	579 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	580 $$ = parser.make_fcn_handle ($2);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	581 lexer.looking_at_function_handle--;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	582 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	583 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	584
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	585 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	586 {
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	587 $$ = parser.make_anon_fcn_handle ($2, $4);
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	588 lexer.nesting_level.remove ();
13237 1bfca2bbea8b fix parsing of anonymous functions inside cell array lists. John W. Eaton <jwe@octave.org> parents: 13125 diff changeset	589 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	590 ;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	591
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	592 primary_expr : identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	593 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	594 \| constant
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	595 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	596 \| fcn_handle
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	597 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	598 \| matrix
16257 db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	599 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	600 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	601 $$ = $1;
db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	602 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	603 \| cell
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	604 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	605 \| meta_identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	606 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	607 \| superclass_identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	608 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	609 \| '(' expression ')'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	610 { $$ = $2->mark_in_parens (); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	611 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	612
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	613 magic_colon : ':'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	614 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	615 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	616
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	617 octave_value tmp (octave_value::magic_colon_t);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	618 $$ = new tree_constant (tmp);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	619 }
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 magic_tilde : EXPR_NOT
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	623 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	624 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	625
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	626 $$ = new tree_black_hole ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	627 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	628 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	629
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	630 arg_list : expression
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	631 { $$ = new tree_argument_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	632 \| magic_colon
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	633 { $$ = new tree_argument_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	634 \| magic_tilde
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	635 { $$ = new tree_argument_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	636 \| arg_list ',' magic_colon
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	637 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	638 $1->append ($3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	639 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	640 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	641 \| arg_list ',' magic_tilde
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	642 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	643 $1->append ($3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	644 $$ = $1;
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 \| arg_list ',' expression
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	647 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	648 $1->append ($3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	649 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	650 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	651 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	652
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	653 indirect_ref_op : '.'
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	654 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	655 $$ = 0;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	656 lexer.looking_at_indirect_ref = true;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	657 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	658 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	659
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	660 oper_expr : primary_expr
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	661 { $$ = $1; }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	662 \| oper_expr PLUS_PLUS
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	663 { $$ = 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	664 \| oper_expr MINUS_MINUS
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	665 { $$ = parser.make_postfix_op (MINUS_MINUS, $1, $2); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	666 \| oper_expr '(' ')'
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	667 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	668 $$ = 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	669 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	670 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	671 // make_index_expression deleted $1.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	672 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	673 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	674 }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	675 \| oper_expr '(' arg_list ')'
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	676 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	677 $$ = 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	678 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	679 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	680 // make_index_expression deleted $1 and $3.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	681 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	682 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	683 }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	684 \| oper_expr '{' '}'
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	685 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	686 $$ = 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	687 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	688 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	689 // make_index_expression deleted $1.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	690 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	691 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	692 }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	693 \| oper_expr '{' arg_list '}'
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	694 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	695 $$ = 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	696 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	697 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	698 // make_index_expression deleted $1 and $3.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	699 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	700 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	701 }
16284 09881dab3aaf * lex.ll, oct-parse.in.yy (HERMITIAN): Rename token from QUOTE. John W. Eaton <jwe@octave.org> parents: 16279 diff changeset	702 \| oper_expr HERMITIAN
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	703 { $$ = 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	704 \| oper_expr TRANSPOSE
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	705 { $$ = parser.make_postfix_op (TRANSPOSE, $1, $2); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	706 \| oper_expr indirect_ref_op STRUCT_ELT
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	707 { $$ = 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	708 \| 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	709 { $$ = parser.make_indirect_ref ($1, $4); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	710 \| PLUS_PLUS oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	711 { $$ = 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	712 \| 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	713 { $$ = parser.make_prefix_op (MINUS_MINUS, $2, $1); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	714 \| EXPR_NOT oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	715 { $$ = 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	716 \| '+' oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	717 { $$ = parser.make_prefix_op ('+', $2, $1); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	718 \| '-' oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	719 { $$ = 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	720 \| oper_expr POW power_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	721 { $$ = parser.make_binary_op (POW, $1, $2, $3); }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	722 \| oper_expr EPOW power_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	723 { $$ = 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	724 \| oper_expr '+' oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	725 { $$ = parser.make_binary_op ('+', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	726 \| oper_expr '-' oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	727 { $$ = 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	728 \| oper_expr '*' oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	729 { $$ = parser.make_binary_op ('*', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	730 \| oper_expr '/' oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	731 { $$ = 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	732 \| oper_expr EPLUS oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	733 { $$ = parser.make_binary_op ('+', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	734 \| oper_expr EMINUS oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	735 { $$ = 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	736 \| oper_expr EMUL oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	737 { $$ = parser.make_binary_op (EMUL, $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	738 \| oper_expr EDIV oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	739 { $$ = 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	740 \| oper_expr LEFTDIV oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	741 { $$ = parser.make_binary_op (LEFTDIV, $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	742 \| oper_expr ELEFTDIV oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	743 { $$ = 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	744 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	745
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	746 power_expr : primary_expr
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	747 { $$ = $1; }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	748 \| power_expr PLUS_PLUS
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	749 { $$ = 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	750 \| power_expr MINUS_MINUS
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	751 { $$ = parser.make_postfix_op (MINUS_MINUS, $1, $2); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	752 \| power_expr '(' ')'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	753 {
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	754 $$ = 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	755 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	756 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	757 // make_index_expression deleted $1.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	758 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	759 }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	760 }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	761 \| power_expr '(' arg_list ')'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	762 {
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	763 $$ = 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	764 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	765 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	766 // make_index_expression deleted $1 and $3.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	767 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	768 }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	769 }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	770 \| power_expr '{' '}'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	771 {
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	772 $$ = 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	773 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	774 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	775 // make_index_expression deleted $1.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	776 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	777 }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	778 }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	779 \| power_expr '{' arg_list '}'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	780 {
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	781 $$ = 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	782 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	783 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	784 // make_index_expression deleted $1 and $3.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	785 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	786 }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	787 }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	788 \| power_expr indirect_ref_op STRUCT_ELT
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	789 { $$ = 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	790 \| 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	791 { $$ = parser.make_indirect_ref ($1, $4); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	792 \| PLUS_PLUS power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	793 { $$ = 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	794 \| 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	795 { $$ = parser.make_prefix_op (MINUS_MINUS, $2, $1); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	796 \| EXPR_NOT power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	797 { $$ = 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	798 \| '+' power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	799 { $$ = parser.make_prefix_op ('+', $2, $1); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	800 \| '-' power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	801 { $$ = 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	802 ;
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	803
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	804 colon_expr : colon_expr1
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	805 { $$ = parser.finish_colon_expression ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	806 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	807
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	808 colon_expr1 : oper_expr
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	809 { $$ = new tree_colon_expression ($1); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	810 \| colon_expr1 ':' oper_expr
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	811 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	812 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	813
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	814 if (! ($$ = $1->append ($3)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	815 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	816 delete $1;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	817 delete $3;
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	818 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	819 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	820 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	821 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	822
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	823 simple_expr : colon_expr
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	824 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	825 \| 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	826 { $$ = parser.make_binary_op (EXPR_LT, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	827 \| simple_expr EXPR_LE simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	828 { $$ = 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	829 \| 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	830 { $$ = parser.make_binary_op (EXPR_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	831 \| simple_expr EXPR_GE simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	832 { $$ = 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	833 \| 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	834 { $$ = parser.make_binary_op (EXPR_GT, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	835 \| simple_expr EXPR_NE simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	836 { $$ = 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	837 \| 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	838 { $$ = parser.make_binary_op (EXPR_AND, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	839 \| simple_expr EXPR_OR simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	840 { $$ = 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	841 \| 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	842 { $$ = parser.make_boolean_op (EXPR_AND_AND, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	843 \| simple_expr EXPR_OR_OR simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	844 { $$ = 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	845 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	846
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	847 assign_lhs : simple_expr
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	848 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	849 $$ = parser.validate_matrix_for_assignment ($1);
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	850
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	851 if ($$)
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	852 { 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	853 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	854 {
16277 8cb65fd72164 eliminate obsolete concepts of "pending local" and "forced" variables John W. Eaton <jwe@octave.org> parents: 16273 diff changeset	855 // 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	856 YYABORT;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	857 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	858 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	859 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	860
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	861 assign_expr : assign_lhs '=' expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	862 { $$ = parser.make_assign_op ('=', $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	863 \| assign_lhs ADD_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	864 { $$ = 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	865 \| assign_lhs SUB_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	866 { $$ = parser.make_assign_op (SUB_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	867 \| assign_lhs MUL_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	868 { $$ = 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	869 \| assign_lhs DIV_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	870 { $$ = parser.make_assign_op (DIV_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	871 \| assign_lhs LEFTDIV_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	872 { $$ = 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	873 \| assign_lhs POW_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	874 { $$ = parser.make_assign_op (POW_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	875 \| assign_lhs EMUL_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	876 { $$ = 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	877 \| assign_lhs EDIV_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	878 { $$ = parser.make_assign_op (EDIV_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	879 \| assign_lhs ELEFTDIV_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	880 { $$ = 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	881 \| assign_lhs EPOW_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	882 { $$ = parser.make_assign_op (EPOW_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	883 \| assign_lhs AND_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	884 { $$ = 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	885 \| assign_lhs OR_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	886 { $$ = parser.make_assign_op (OR_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	887 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	888
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	889 expression : simple_expr
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	890 {
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	891 if ($1 && ($1->is_matrix () \|\| $1->is_cell ()))
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	892 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	893 if (parser.validate_array_list ($1))
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	894 $$ = $1;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	895 else
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	896 {
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	897 delete $1;
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	898 YYABORT;
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	899 }
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	900 }
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	901 else
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	902 $$ = $1;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	903 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	904 \| assign_expr
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	905 {
f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	906 if (! $1)
f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	907 YYABORT;
f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	908
f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	909 $$ = $1;
f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	910 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	911 \| anon_fcn_handle
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	912 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	913 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	914
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	915 // ================================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	916 // Commands, declarations, and function definitions
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	917 // ================================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	918
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	919 command : declaration
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	920 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	921 \| select_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	922 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	923 \| loop_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	924 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	925 \| jump_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	926 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	927 \| except_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	928 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	929 \| function
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	930 { $$ = $1; }
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	931 \| file
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	932 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	933 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	934
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	935 // =====================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	936 // Declaration statemnts
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	937 // =====================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	938
16263 9acb86e6ac90 4/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16259 diff changeset	939 declaration : GLOBAL decl1
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	940 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	941 $$ = parser.make_decl_command (GLOBAL, $1, $2);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	942 lexer.looking_at_decl_list = false;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	943 }
16263 9acb86e6ac90 4/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16259 diff changeset	944 \| PERSISTENT decl1
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	945 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	946 $$ = 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	947 lexer.looking_at_decl_list = false;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	948 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	949 ;
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 decl1 : decl2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	952 { $$ = new tree_decl_init_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	953 \| decl1 decl2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	954 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	955 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	956 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	957 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	958 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	959
7634 ae90e05ad299 fix parameter list initializer bug John W. Eaton <jwe@octave.org> parents: 7587 diff changeset	960 decl_param_init : // empty
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	961 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	962 $$ = 0;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	963 lexer.looking_at_initializer_expression = true;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	964 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	965
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	966 decl2 : identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	967 { $$ = new tree_decl_elt ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	968 \| identifier '=' decl_param_init expression
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	969 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	970 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	971
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	972 lexer.looking_at_initializer_expression = false;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	973 $$ = new tree_decl_elt ($1, $4);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	974 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	975 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	976
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	977 // ====================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	978 // Selection statements
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	979 // ====================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	980
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	981 select_command : if_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	982 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	983 \| switch_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	984 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	985 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	986
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	987 // ============
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	988 // If statement
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	989 // ============
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	990
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	991 if_command : IF stash_comment if_cmd_list END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	992 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	993 if (! ($$ = 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	994 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	995 // 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	996 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	997 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	998 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	999 ;
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 if_cmd_list : if_cmd_list1
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1002 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1003 \| if_cmd_list1 else_clause
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1004 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1005 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1006 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1007 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1008 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1009
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1010 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	1011 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1012 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1013
18127 d76f790b4eec enable do_braindead_shortcircuit_evaluation by default and deprecate John W. Eaton <jwe@octave.org> parents: 17796 diff changeset	1014 $1->mark_braindead_shortcircuit ();
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1015
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1016 $$ = parser.start_if_command ($1, $4);
11091 5677f3f7b5fa Matlab compatible short-circuit behavior for & and \| operators John W. Eaton <jwe@octave.org> parents: 11060 diff changeset	1017 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1018 \| if_cmd_list1 elseif_clause
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1019 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1020 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1021 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1022 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1023 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 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 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	1026 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1027 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1028 YYUSE ($6);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1029
18127 d76f790b4eec enable do_braindead_shortcircuit_evaluation by default and deprecate John W. Eaton <jwe@octave.org> parents: 17796 diff changeset	1030 $4->mark_braindead_shortcircuit ();
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1031
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1032 $$ = parser.make_elseif_clause ($1, $4, $7, $2);
11091 5677f3f7b5fa Matlab compatible short-circuit behavior for & and \| operators John W. Eaton <jwe@octave.org> parents: 11060 diff changeset	1033 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1034 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1035
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1036 else_clause : ELSE stash_comment opt_sep opt_list
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1037 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1038 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1039 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1040
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1041 $$ = new tree_if_clause ($4, $2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1042 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1043 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1044
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1045 // ================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1046 // Switch statement
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1047 // ================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1048
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1049 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	1050 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1051 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1052
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1053 if (! ($$ = parser.finish_switch_command ($1, $3, $5, $6, $2)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1054 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1055 // finish_switch_command deleted $3 adn $5.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1056 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1057 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1058 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1059 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1060
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1061 case_list : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1062 { $$ = new 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	1063 \| default_case
2da532d0f41c accept otherwise clause in switch statement without preceding case statements John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1064 { $$ = new tree_switch_case_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1065 \| case_list1
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1066 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1067 \| case_list1 default_case
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1068 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1069 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1070 $$ = $1;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1071 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1072 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1073
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1074 case_list1 : switch_case
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1075 { $$ = new tree_switch_case_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1076 \| case_list1 switch_case
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1077 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1078 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1079 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1080 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1081 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1082
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1083 switch_case : CASE stash_comment opt_sep expression stmt_begin opt_sep opt_list
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1084 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1085 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1086 YYUSE ($6);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1087
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1088 $$ = 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	1089 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1090 ;
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 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	1093 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1094 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1095 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1096
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1097 $$ = new tree_switch_case ($4, $2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1098 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1099 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1100
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1101 // =======
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1102 // Looping
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1103 // =======
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1104
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1105 loop_command : WHILE stash_comment expression stmt_begin opt_sep opt_list END
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1106 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1107 YYUSE ($5);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1108
18127 d76f790b4eec enable do_braindead_shortcircuit_evaluation by default and deprecate John W. Eaton <jwe@octave.org> parents: 17796 diff changeset	1109 $3->mark_braindead_shortcircuit ();
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1110
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1111 if (! ($$ = 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	1112 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1113 // 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	1114 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1115 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1116 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1117 \| 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	1118 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1119 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1120 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1121
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1122 $$ = parser.make_do_until_command ($5, $4, $6, $2);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1123 }
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1124 \| FOR stash_comment assign_lhs '=' expression stmt_begin opt_sep opt_list END
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1125 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1126 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1127 YYUSE ($7);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1128
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1129 if (! ($$ = 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	1130 $8, $9, $2)))
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1131 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1132 // 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	1133 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1134 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1135 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1136 \| 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	1137 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1138 YYUSE ($5);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1139 YYUSE ($8);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1140
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1141 if (! ($$ = parser.make_for_command (FOR, $1, $4, $6, 0,
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1142 $9, $10, $2)))
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1143 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1144 // make_for_command deleted $4, $6, and $9.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1145 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1146 }
13245 027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	1147 }
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1148 \| PARFOR stash_comment assign_lhs '=' expression stmt_begin opt_sep opt_list END
13245 027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	1149 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1150 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1151 YYUSE ($7);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1152
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1153 if (! ($$ = 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	1154 0, $8, $9, $2)))
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1155 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1156 // 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	1157 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1158 }
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	1159 }
027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	1160 \| 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	1161 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1162 YYUSE ($5);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1163 YYUSE ($10);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1164
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1165 if (! ($$ = parser.make_for_command (PARFOR, $1, $4, $6,
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1166 $8, $11, $12, $2)))
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1167 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1168 // make_for_command deleted $4, $6, $8, and $11.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1169 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1170 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1171 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1172 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1173
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1174 // =======
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1175 // Jumping
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1176 // =======
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1177
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1178 jump_command : BREAK
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1179 { $$ = parser.make_break_command ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1180 \| CONTINUE
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1181 { $$ = parser.make_continue_command ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1182 \| FUNC_RET
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1183 { $$ = parser.make_return_command ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1184 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1185
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1186 // ==========
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1187 // Exceptions
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1188 // ==========
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1189
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1190 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	1191 stash_comment opt_sep opt_list END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1192 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1193 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1194 YYUSE ($5);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1195 YYUSE ($7);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1196
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1197 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	1198 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1199 // 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	1200 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1201 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1202 }
17283 e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	1203 \| 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	1204 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	1205 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1206 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1207 YYUSE ($5);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1208 YYUSE ($7);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1209
17283 e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	1210 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	1211 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1212 // 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	1213 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1214 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1215 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1216 \| TRY stash_comment opt_sep opt_list END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1217 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1218 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1219
17249 923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 17170 diff changeset	1220 if (! ($$ = parser.make_try_command ($1, $4, 0, 0, $5, $2, 0)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1221 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1222 // make_try_command deleted $4.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1223 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1224 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1225 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1226 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1227
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1228 // ===========================================
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	1229 // Some 'subroutines' for function definitions
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1230 // ===========================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1231
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1232 push_fcn_symtab : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1233 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1234 $$ = 0;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1235
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1236 parser.curr_fcn_depth++;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1237
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1238 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	1239 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	1240
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1241 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	1242
09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1243 parser.function_scopes.push_back
09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1244 (lexer.symtab_context.curr_scope ());
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1245
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1246 if (! lexer.reading_script_file
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1247 && parser.curr_fcn_depth == 1
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1248 && ! parser.parsing_subfunctions)
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1249 parser.primary_fcn_scope
09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1250 = lexer.symtab_context.curr_scope ();
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1251
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1252 if (lexer.reading_script_file
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1253 && 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	1254 {
f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1255 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	1256 YYABORT;
f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1257 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1258 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1259 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1260
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1261 // ===========================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1262 // List of function parameters
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1263 // ===========================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1264
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1265 param_list_beg : '('
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1266 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1267 $$ = 0;
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1268 lexer.looking_at_parameter_list = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1269
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1270 if (lexer.looking_at_function_handle)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1271 {
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1272 lexer.symtab_context.push (symbol_table::alloc_scope ());
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1273 lexer.looking_at_function_handle--;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1274 lexer.looking_at_anon_fcn_args = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1275 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1276 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1277 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1278
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1279 param_list_end : ')'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1280 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1281 $$ = 0;
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1282 lexer.looking_at_parameter_list = false;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1283 lexer.looking_for_object_index = false;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1284 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1285 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1286
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1287 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	1288 {
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1289 if ($2)
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1290 lexer.mark_as_variables ($2->variable_names ());
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1291
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1292 $$ = $2;
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1293 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1294 \| param_list_beg error
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1295 {
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1296 $$ = 0;
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1297 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	1298 YYABORT;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1299 }
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
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1302 param_list1 : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1303 { $$ = 0; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1304 \| param_list2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1305 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1306 $1->mark_as_formal_parameters ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1307 if ($1->validate (tree_parameter_list::in))
16360 11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1308 {
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1309 lexer.mark_as_variables ($1->variable_names ());
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1310 $$ = $1;
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1311 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1312 else
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1313 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1314 delete $1;
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1315 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1316 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1317 }
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
17317 56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1320 param_list2 : param_list_elt
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1321 { $$ = new tree_parameter_list ($1); }
17317 56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1322 \| param_list2 ',' param_list_elt
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1323 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1324 $1->append ($3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1325 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1326 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1327 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1328
17317 56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1329 param_list_elt : decl2
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1330 { $$ = $1; }
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1331 \| magic_tilde
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1332 { $$ = new tree_decl_elt ($1); }
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1333 ;
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1334
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1335 // ===================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1336 // List of function return value names
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1337 // ===================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1338
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1339 return_list : '[' ']'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1340 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1341 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	1342
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1343 $$ = new tree_parameter_list ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1344 }
17316 8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1345 \| identifier
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1346 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1347 lexer.looking_at_return_list = false;
17316 8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1348
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1349 tree_parameter_list *tmp = new tree_parameter_list ($1);
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1350
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1351 // Even though this parameter list can contain only
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1352 // a single identifier, we still need to validate it
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1353 // to check for varargin or varargout.
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1354
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1355 if (tmp->validate (tree_parameter_list::out))
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1356 $$ = tmp;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1357 else
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1358 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1359 delete tmp;
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1360 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1361 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1362 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1363 \| '[' return_list1 ']'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1364 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1365 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	1366
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1367 // Check for duplicate parameter names, varargin,
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1368 // or varargout.
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1369
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1370 if ($2->validate (tree_parameter_list::out))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1371 $$ = $2;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1372 else
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1373 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1374 delete $2;
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1375 YYABORT;
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1376 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1377 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1378 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1379
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1380 return_list1 : identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1381 { $$ = new tree_parameter_list (new tree_decl_elt ($1)); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1382 \| return_list1 ',' identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1383 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1384 $1->append (new tree_decl_elt ($3));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1385 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1386 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1387 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1388
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1389 // =======================
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1390 // Script or function file
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1391 // =======================
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1392
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1393 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	1394 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1395 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1396
17618 77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1397 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	1398 {
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1399 // 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	1400 // 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	1401 // 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	1402 // 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	1403 // 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	1404
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1405 delete $3;
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1406 }
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1407 else
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1408 {
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1409 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	1410 = 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	1411 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	1412 lexer.current_input_column);
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1413
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1414 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	1415 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1416
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1417 $$ = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1418 }
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1419 \| 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	1420 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1421 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1422 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1423
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1424 if (lexer.reading_classdef_file)
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1425 parser.classdef_object = $3;
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1426
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1427 $$ = 0;
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1428 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1429 ;
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	1430
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1431 // ===================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1432 // Function definition
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1433 // ===================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1434
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1435 function_beg : push_fcn_symtab FCN
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1436 {
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1437 $$ = $2;
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1438 if (lexer.reading_classdef_file
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1439 \|\| lexer.parsing_classdef)
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1440 lexer.maybe_classdef_get_set_method = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1441 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1442 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1443
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	1444 function : function_beg stash_comment function1
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1445 {
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	1446 $$ = parser.finish_function (0, $3, $2, $1->line (),
de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1447 $1->column ());
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1448 parser.recover_from_parsing_function ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1449 }
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1450 \| function_beg stash_comment return_list '=' function1
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1451 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1452 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1453
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1454 $$ = 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	1455 $1->column ());
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1456 parser.recover_from_parsing_function ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1457 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1458 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1459
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1460 fcn_name : identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1461 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1462 std::string id_name = $1->name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1463
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1464 lexer.parsed_function_name.top () = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1465 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	1466
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1467 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1468 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1469 \| GET '.' identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1470 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1471 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1472
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1473 lexer.parsed_function_name.top () = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1474 lexer.maybe_classdef_get_set_method = false;
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1475 lexer.parsing_classdef_get_method = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1476 $$ = $3;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1477 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1478 \| SET '.' identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1479 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1480 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1481
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1482 lexer.parsed_function_name.top () = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1483 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	1484 lexer.parsing_classdef_set_method = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1485 $$ = $3;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1486 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1487 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1488
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1489 function1 : fcn_name function2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1490 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1491 std::string fname = $1->name ();
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 delete $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1494
16698 13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1495 if (lexer.parsing_classdef_get_method)
13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1496 fname.insert (0, "get.");
13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1497 else if (lexer.parsing_classdef_set_method)
13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1498 fname.insert (0, "set.");
13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1499
18395 2319bf776fa2 Fix parsing of classdef property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 18341 diff changeset	1500 lexer.parsing_classdef_get_method = false;
2319bf776fa2 Fix parsing of classdef property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 18341 diff changeset	1501 lexer.parsing_classdef_set_method = false;
2319bf776fa2 Fix parsing of classdef property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 18341 diff changeset	1502
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1503 $$ = parser.frob_function (fname, $2);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1504 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1505 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1506
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1507 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	1508 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1509 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1510
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1511 $$ = parser.start_function ($1, $3, $4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1512 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1513 \| opt_sep opt_list function_end
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1514 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1515 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1516
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1517 $$ = parser.start_function (0, $2, $3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1518 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1519 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1520
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1521 function_end : END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1522 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1523 parser.endfunction_found = true;
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	1524
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1525 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	1526 $$ = 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	1527 $1->line (), $1->column ());
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1528 else
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	1529 {
f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	1530 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	1531 YYABORT;
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	1532 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1533 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1534 \| END_OF_INPUT
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1535 {
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	1536 // 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	1537 // if (lexer.reading_script_file)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1538 // {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1539 // 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	1540 // YYABORT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1541 // }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1542
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1543 if (parser.endfunction_found)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1544 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1545 parser.bison_error ("inconsistent function endings -- "
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1546 "if one function is explicitly ended, "
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1547 "so must all the others");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1548 YYABORT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1549 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1550
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1551 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	1552 \|\| lexer.input_from_eval_string ()))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1553 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1554 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	1555 YYABORT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1556 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1557
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1558 if (lexer.reading_classdef_file)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1559 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1560 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	1561 YYABORT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1562 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1563
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	1564 $$ = 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	1565 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	1566 lexer.current_input_column);
10315 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 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1569
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1570 // ========
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1571 // Classdef
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1572 // ========
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1573
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1574 classdef_beg : CLASSDEF
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1575 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1576 if (! lexer.reading_classdef_file)
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1577 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1578 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	1579 YYABORT;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1580 }
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1581
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1582 lexer.parsing_classdef = true;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1583 $$ = $1;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1584 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1585 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1586
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1587 classdef : classdef_beg stash_comment opt_attr_list identifier opt_superclass_list opt_sep class_body opt_sep END
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1588 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1589 YYUSE ($6);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1590 YYUSE ($8);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1591
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1592 lexer.parsing_classdef = false;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1593
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1594 if (! ($$ = 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	1595 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1596 // 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	1597 YYABORT;
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1598 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1599 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1600 \| 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	1601 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1602 YYUSE ($6);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1603
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1604 lexer.parsing_classdef = false;
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1605
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1606 if (! ($$ = parser.make_classdef ($1, $3, $4, $5, 0, $7, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1607 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1608 // make_classdef deleted $3, $4, and $5.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1609 YYABORT;
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1610 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1611 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1612 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1613
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1614 opt_attr_list : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1615 { $$ = 0; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1616 \| '(' attr_list ')'
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1617 { $$ = $2; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1618 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1619
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1620 attr_list : attr
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1621 { $$ = new tree_classdef_attribute_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1622 \| attr_list ',' attr
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1623 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1624 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1625 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1626 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1627 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1628
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1629 attr : identifier
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1630 { $$ = new tree_classdef_attribute ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1631 \| identifier '=' decl_param_init expression
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1632 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1633 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1634
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1635 lexer.looking_at_initializer_expression = false;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1636 $$ = new tree_classdef_attribute ($1, $4);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1637 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1638 \| EXPR_NOT identifier
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1639 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1640 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1641
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1642 $$ = new tree_classdef_attribute ($2, false);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1643 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1644 ;
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1645
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1646 opt_superclass_list
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1647 : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1648 { $$ = 0; }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1649 \| superclass_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1650 { $$ = $1; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1651 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1652
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1653 superclass_list : EXPR_LT
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1654 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1655 YYUSE ($1);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1656
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1657 lexer.enable_fq_identifier ();
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1658 }
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1659 superclass
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1660 { $$ = new tree_classdef_superclass_list ($3); }
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1661 \| superclass_list EXPR_AND
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1662 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1663 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1664
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1665 lexer.enable_fq_identifier ();
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1666 }
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1667 superclass
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1668 {
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1669 $1->append ($4);
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1670 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1671 }
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1672 ;
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 superclass : FQ_IDENT
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1675 { $$ = new tree_classdef_superclass ($1->text ()); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1676 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1677
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1678 class_body : properties_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1679 { $$ = new tree_classdef_body ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1680 \| methods_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1681 { $$ = new tree_classdef_body ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1682 \| events_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1683 { $$ = new tree_classdef_body ($1); }
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1684 \| enum_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1685 { $$ = new tree_classdef_body ($1); }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1686 \| class_body opt_sep properties_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1687 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1688 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1689
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1690 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1691 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1692 }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1693 \| class_body opt_sep methods_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1694 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1695 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1696
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1697 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1698 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1699 }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1700 \| class_body opt_sep events_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1701 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1702 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1703
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1704 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1705 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1706 }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1707 \| class_body opt_sep enum_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1708 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1709 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1710
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1711 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1712 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1713 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1714 ;
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1715
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1716 properties_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1717 : PROPERTIES stash_comment opt_attr_list opt_sep property_list opt_sep END
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1718 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1719 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1720 YYUSE ($6);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1721
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1722 if (! ($$ = 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	1723 ($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	1724 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1725 // 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	1726 YYABORT;
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1727 }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1728 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1729 \| 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	1730 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1731 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1732
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1733 if (! ($$ = parser.make_classdef_properties_block
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1734 ($1, $3, 0, $5, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1735 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1736 // make_classdef_properties_block delete $3.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1737 YYABORT;
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1738 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1739 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1740 ;
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1741
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1742 property_list
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1743 : class_property
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1744 { $$ = new 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	1745 \| property_list sep class_property
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1746 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1747 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1748
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1749 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1750 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1751 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1752 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1753
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1754 class_property : identifier
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1755 { $$ = new 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	1756 \| identifier '=' decl_param_init expression
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1757 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1758 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1759
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1760 lexer.looking_at_initializer_expression = false;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1761 $$ = new tree_classdef_property ($1, $4);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1762 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1763 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1764
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1765 methods_block : METHODS stash_comment opt_attr_list opt_sep methods_list opt_sep END
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1766 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1767 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1768 YYUSE ($6);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1769
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1770 if (! ($$ = 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	1771 ($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	1772 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1773 // 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	1774 YYABORT;
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1775 }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1776 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1777 \| 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	1778 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1779 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1780
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1781 if (! ($$ = parser.make_classdef_methods_block
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1782 ($1, $3, 0, $5, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1783 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1784 // make_classdef_methods_block deleted $3.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1785 YYABORT;
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1786 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1787 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1788 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1789 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1790
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1791 method_decl1 : identifier
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1792 {
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1793 if (! ($$ = 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	1794 YYABORT;
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1795 }
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1796 \| identifier param_list
18341 02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1797 {
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1798 if (! ($$ = parser.start_classdef_external_method ($1, $2)))
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1799 YYABORT;
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1800 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1801 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1802
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1803 method_decl : stash_comment method_decl1
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1804 { $$ = 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	1805 \| stash_comment return_list '='
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1806 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1807 YYUSE ($3);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1808
18341 02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1809 lexer.defining_func++;
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1810 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	1811 }
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1812 method_decl1
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1813 {
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.pop ();
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1816 $$ = parser.finish_classdef_external_method ($5, $2, $1);
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1817 }
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1818 ;
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1819
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1820 method : method_decl
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1821 { $$ = $1; }
c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1822 \| function
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1823 { $$ = $1; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1824 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1825
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1826 methods_list : method
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1827 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1828 octave_value fcn;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1829 if ($1)
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1830 fcn = $1->function ();
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1831 delete $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1832 $$ = new tree_classdef_methods_list (fcn);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1833 }
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1834 \| methods_list opt_sep method
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1835 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1836 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1837
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1838 octave_value fcn;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1839 if ($3)
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1840 fcn = $3->function ();
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1841 delete $3;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1842
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1843 $1->append (fcn);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1844 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1845 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1846 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1847
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1848 events_block : EVENTS stash_comment opt_attr_list opt_sep events_list opt_sep END
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1849 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1850 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1851 YYUSE ($6);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1852
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1853 if (! ($$ = 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	1854 ($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	1855 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1856 // 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	1857 YYABORT;
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1858 }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1859 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1860 \| 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	1861 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1862 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1863
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1864 if (! ($$ = parser.make_classdef_events_block
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1865 ($1, $3, 0, $5, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1866 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1867 // make_classdef_events_block deleted $3.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1868 YYABORT;
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1869 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1870 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1871 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1872
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1873 events_list : class_event
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1874 { $$ = new 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	1875 \| events_list opt_sep class_event
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1876 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1877 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1878
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1879 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1880 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1881 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1882 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1883
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1884 class_event : identifier
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1885 { $$ = new tree_classdef_event ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1886 ;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1887
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1888 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	1889 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1890 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1891 YYUSE ($6);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1892
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1893 if (! ($$ = parser.make_classdef_enum_block
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1894 ($1, $3, $5, $7, $2)))
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1895 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1896 // make_classdef_enum_block deleted $3 and $5.
21073 f7cc48f601d2 additional reworking of error handling in the parser (bug #46877) John W. Eaton <jwe@octave.org> parents: 21071 diff changeset	1897 YYABORT;
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1898 }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1899 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1900 \| ENUMERATION stash_comment opt_attr_list opt_sep END
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1901 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1902 YYUSE ($4);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1903
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1904 if (! ($$ = parser.make_classdef_enum_block
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1905 ($1, $3, 0, $5, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1906 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1907 // 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	1908 YYABORT;
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1909 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1910 }
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1911 ;
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1912
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1913 enum_list : class_enum
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1914 { $$ = new tree_classdef_enum_list ($1); }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1915 \| enum_list opt_sep class_enum
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1916 {
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1917 YYUSE ($2);
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1918
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1919 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1920 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1921 }
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1922 ;
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1923
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1924 class_enum : identifier '(' expression ')'
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1925 { $$ = new tree_classdef_enum ($1, $3); }
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1926 ;
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1927
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1928 // =============
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1929 // Miscellaneous
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1930 // =============
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1931
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1932 stmt_begin : // empty
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1933 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1934 $$ = 0;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1935 lexer.at_beginning_of_statement = true;
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 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 ;
d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1938
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1939 stash_comment : // empty
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	1940 { $$ = lexer.get_comment (); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1941 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1942
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1943 parse_error : LEXICAL_ERROR
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1944 {
bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1945 $$ = 0;
21064 a9f2c2d72892 handle lexical errors as parser errors (bug #46877) John W. Eaton <jwe@octave.org> parents: 21063 diff changeset	1946 std::string msg = $1->text ();
a9f2c2d72892 handle lexical errors as parser errors (bug #46877) John W. Eaton <jwe@octave.org> parents: 21063 diff changeset	1947 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	1948 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1949 \| error
19778 bf737d927707 eliminate bison warnings from oct-parse.yy John W. Eaton <jwe@octave.org> parents: 19709 diff changeset	1950 { $$ = 0; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1951 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1952
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1953 sep_no_nl : ','
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1954 { $$ = ','; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1955 \| ';'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1956 { $$ = ';'; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1957 \| sep_no_nl ','
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1958 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1959 \| sep_no_nl ';'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1960 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1961 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1962
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1963 opt_sep_no_nl : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1964 { $$ = 0; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1965 \| sep_no_nl
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1966 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1967 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1968
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1969 opt_nl : // empty
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1970 { $$ = 0; }
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1971 \| nl
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1972 { $$ = $1; }
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1973 ;
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1974
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1975 nl : '\n'
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1976 { $$ = '\n'; }
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1977 \| nl '\n'
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1978 { $$ = $1; }
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1979 ;
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1980
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1981 sep : ','
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1982 { $$ = ','; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1983 \| ';'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1984 { $$ = ';'; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1985 \| '\n'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1986 { $$ = '\n'; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1987 \| sep ','
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1988 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1989 \| sep ';'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1990 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1991 \| sep '\n'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1992 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1993 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1994
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1995 opt_sep : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1996 { $$ = 0; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1997 \| sep
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1998 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1999 ;
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	2000
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2001 %%
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2002
21023 ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	2003 #if defined (HAVE_PRAGMA_GCC_DIAGNOSTIC)
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	2004 // 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	2005 #pragma GCC diagnostic pop
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	2006 #endif
ec532a439c6f rework method of disabling warnings from GCC John W. Eaton <jwe@octave.org> parents: 21021 diff changeset	2007
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2008 // Generic error messages.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2009
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2010 #undef lexer
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	2011
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2012 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	2013 yyerror (octave::base_parser& parser, const char *s)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2014 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2015 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	2016 }
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	2017
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2018 namespace octave
16157 335041cc657a optionally use push parser interface John W. Eaton <jwe@octave.org> parents: 16153 diff changeset	2019 {
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2020 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	2021 : 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	2022 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	2023 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	2024 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	2025 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	2026 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	2027 { }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2028
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2029 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	2030 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2031 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	2032
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2033 delete &lexer;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2034
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2035 // 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	2036 // 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	2037 // 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	2038 // 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	2039 // 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	2040 // 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	2041 // 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	2042
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2043 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	2044 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2045
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2046 void
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2047 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	2048 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2049 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	2050 autoloading = false;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2051 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	2052 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	2053 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	2054 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	2055 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	2056 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	2057 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	2058 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	2059 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	2060 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	2061
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2062 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	2063 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	2064
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2065 lexer.reset ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2066
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2067 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	2068 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	2069 }
16138 284e2ca86ef7 execute parser using member function of octave_parser class John W. Eaton <jwe@octave.org> parents: 16136 diff changeset	2070 }
284e2ca86ef7 execute parser using member function of octave_parser class John W. Eaton <jwe@octave.org> parents: 16136 diff changeset	2071
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2072 // Error mesages for mismatched end tokens.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2073
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2074 static std::string
f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2075 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	2076 {
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2077 std::string retval = "<unknown>";
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2078
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2079 switch (ettype)
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2080 {
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2081 case token::simple_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2082 retval = "end";
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2083 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2084
20075 8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2085 case token::classdef_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2086 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	2087 break;
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2088
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2089 case token::enumeration_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2090 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	2091 break;
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2092
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2093 case token::events_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2094 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	2095 break;
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2096
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2097 case token::for_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2098 retval = "endfor";
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2099 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2100
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2101 case token::function_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2102 retval = "endfunction";
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2103 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2104
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2105 case token::if_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2106 retval = "endif";
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2107 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2108
20075 8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2109 case token::methods_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2110 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	2111 break;
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2112
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2113 case token::parfor_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2114 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	2115 break;
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2116
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2117 case token::properties_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2118 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	2119 break;
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2120
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3216 diff changeset	2121 case token::switch_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2122 retval = "endswitch";
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3216 diff changeset	2123 break;
98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3216 diff changeset	2124
5400 c7e3cf2fce3e [project @ 2005-07-05 15:01:32 by jwe] jwe parents: 5397 diff changeset	2125 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	2126 retval = "end_try_catch";
5400 c7e3cf2fce3e [project @ 2005-07-05 15:01:32 by jwe] jwe parents: 5397 diff changeset	2127 break;
c7e3cf2fce3e [project @ 2005-07-05 15:01:32 by jwe] jwe parents: 5397 diff changeset	2128
1371 766af9ca8edb [project @ 1995-09-06 21:36:02 by jwe] jwe parents: 1351 diff changeset	2129 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	2130 retval = "end_unwind_protect";
1371 766af9ca8edb [project @ 1995-09-06 21:36:02 by jwe] jwe parents: 1351 diff changeset	2131 break;
766af9ca8edb [project @ 1995-09-06 21:36:02 by jwe] jwe parents: 1351 diff changeset	2132
20075 8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2133 case token::while_end:
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2134 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	2135 break;
8aa424ffc076 handle all end token types when reporting parse errors (bug #44824) John W. Eaton <jwe@octave.org> parents: 19849 diff changeset	2136
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2137 default:
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2138 panic_impossible ();
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2139 break;
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2140 }
21071 f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2141
f25c14056b7c overhaul parser error handling for end token mismatch John W. Eaton <jwe@octave.org> parents: 21066 diff changeset	2142 return retval;
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2143 }
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	2144
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2145 namespace octave
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2146 {
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2147 void
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2148 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	2149 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2150 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	2151 + "' 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	2152 + 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	2153
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2154 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	2155 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2156
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2157 // 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	2158
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2159 bool
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2160 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	2161 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2162 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	2163
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2164 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	2165 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2166
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2167 // 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	2168 // 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	2169
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2170 void
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2171 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	2172 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2173 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	2174 && 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	2175 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2176 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	2177 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	2178 ("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	2179 "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	2180 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2181 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	2182 ("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	2183 "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	2184 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	2185 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2186 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2187
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2188 // 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	2189
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2190 void
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2191 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	2192 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2193 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	2194 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2195 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	2196 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	2197 "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	2198 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2199 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	2200 ("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	2201 "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	2202 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	2203 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2204 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2205
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2206 // 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	2207
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2208 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2209 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	2210 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2211 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	2212
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2213 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	2214
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2215 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	2216 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	2217
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2218 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	2219 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	2220
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2221 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	2222 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	2223 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	2224
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2225 if (base)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2226 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2227 if (limit)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2228 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2229 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	2230 && (! 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	2231 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2232 try
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2233 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2234 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	2235
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2236 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	2237 = 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	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::ostringstream buf;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2240
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2241 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	2242
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2243 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	2244
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2245 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	2246
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2247 delete e;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2248
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2249 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	2250 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	2251 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	2252 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2253 recover_from_exception ();
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 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2257 else
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 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	2260 delete e;
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 retval = base;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2263 }
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
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2266 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2267 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2268
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2269 // 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	2270
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2271 tree_constant *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2272 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	2273 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2274 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	2275 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	2276
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2277 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	2278
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2279 switch (op)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2280 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2281 case NUM:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2282 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2283 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	2284 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	2285 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	2286 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2287 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2288
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2289 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	2290 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2291 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	2292 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	2293 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	2294 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2295 break;
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 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	2298 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	2299 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2300 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	2301
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2302 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	2303 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	2304
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2305 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	2306 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2307 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	2308 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	2309 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2310 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	2311 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2312
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2313 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	2314
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2315 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	2316 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	2317
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2318 // 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	2319 // 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	2320 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	2321 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2322 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2323
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2324 default:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2325 panic_impossible ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2326 break;
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
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2329 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2330 }
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 // 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	2333
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2334 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	2335 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	2336 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2337 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	2338 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	2339
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2340 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	2341
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2342 return retval;
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 // 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	2346
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2347 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	2348 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	2349 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	2350 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2351 // 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	2352 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	2353 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	2354
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2355 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	2356
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2357 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	2358
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2359 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	2360
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2361 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	2362
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2363 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	2364
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2365 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	2366
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2367 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	2368 = 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	2369 // 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	2370 // 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	2371 //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	2372
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2373 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2374 }
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 // 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	2377
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2378 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2379 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	2380 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	2381 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2382 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	2383
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2384 switch (op)
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 POW:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2387 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	2388 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2389
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2390 case EPOW:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2391 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	2392 break;
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 case '+':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2395 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	2396 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2397
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2398 case '-':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2399 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	2400 break;
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 case '*':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2403 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	2404 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2405
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2406 case '/':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2407 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	2408 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2409
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2410 case EMUL:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2411 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	2412 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2413
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2414 case EDIV:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2415 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	2416 break;
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 case LEFTDIV:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2419 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	2420 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2421
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2422 case ELEFTDIV:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2423 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	2424 break;
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 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	2427 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	2428 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2429
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2430 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	2431 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	2432 break;
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 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	2435 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	2436 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2437
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2438 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	2439 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	2440 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2441
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2442 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	2443 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	2444 break;
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 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	2447 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	2448 break;
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 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	2451 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	2452 break;
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 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	2455 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	2456 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2457
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2458 default:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2459 panic_impossible ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2460 break;
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
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2463 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	2464 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	2465
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2466 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	2467 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2468
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2469 // 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	2470
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2471 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2472 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	2473 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	2474 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2475 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	2476
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2477 switch (op)
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 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	2480 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	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 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	2484 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	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 default:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2488 panic_impossible ();
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
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2492 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	2493 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	2494
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2495 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	2496 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2497
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2498 // 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	2499
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2500 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2501 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	2502 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2503 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	2504
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2505 switch (op)
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 EXPR_NOT:
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_not;
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 '+':
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_uplus;
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 '-':
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_uminus;
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 PLUS_PLUS:
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_incr;
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 MINUS_MINUS:
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_decr;
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 default:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2528 panic_impossible ();
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
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2532 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	2533 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	2534
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2535 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	2536 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2537
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2538 // 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	2539
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2540 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2541 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	2542 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2543 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	2544
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2545 switch (op)
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 case HERMITIAN:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2548 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	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 case TRANSPOSE:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2552 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	2553 break;
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 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	2556 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	2557 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2558
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2559 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	2560 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	2561 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2562
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2563 default:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2564 panic_impossible ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2565 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2566 }
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 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	2569 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	2570
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2571 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	2572 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2573
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2574 // 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	2575
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2576 tree_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2577 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	2578 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	2579 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	2580 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	2581 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	2582 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	2583 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2584 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	2585
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2586 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	2587 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2588 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	2589
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2590 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	2591 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	2592
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2593 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	2594 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	2595 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2596 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2597 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2598 delete body;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2599 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	2600
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2601 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	2602 }
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 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2605 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2606
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2607 // 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	2608
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2609 tree_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2610 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	2611 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	2612 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	2613 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	2614 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	2615 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	2616 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	2617 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2618 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	2619
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2620 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	2621 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2622 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	2623
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2624 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	2625 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	2626
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2627 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	2628
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2629 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	2630 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2631 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	2632
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2633 if (stmt)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2634 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2635 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	2636
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2637 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	2638 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2639 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	2640
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2641 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	2642
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2643 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	2644 delete stmt;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2645 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2646 }
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
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2649 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	2650 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	2651 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2652 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2653 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2654 delete body;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2655 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	2656
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2657 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	2658 }
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 retval;
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 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	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_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	2667 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	2668 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	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 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2672 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	2673
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2674 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	2675
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2676 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	2677 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2678 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	2679
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2680 lexer.looping--;
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 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	2683 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	2684
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2685 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	2686 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2687 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2688 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2689 delete expr;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2690 delete body;
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 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	2693 }
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 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2696 }
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 // 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	2699
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2700 tree_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2701 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	2702 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	2703 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	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 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2706 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	2707
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2708 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	2709
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2710 lexer.looping--;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2711
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2712 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	2713 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	2714
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2715 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	2716 }
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 // 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	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_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2721 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	2722 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	2723 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	2724 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	2725 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	2726 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	2727 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	2728 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2729 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	2730
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2731 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	2732
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2733 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	2734 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2735 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	2736
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2737 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	2738
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2739 lexer.looping--;
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 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	2742 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	2743
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2744 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	2745 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2746 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	2747
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2748 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	2749 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	2750
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2751 delete lhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2752 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2753 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2754 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2755 if (parfor)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2756 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2757 delete lhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2758 delete expr;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2759 delete maxproc;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2760 delete body;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2761
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2762 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	2763 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2764 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2765 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	2766 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	2767 }
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 else
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 delete lhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2772 delete expr;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2773 delete maxproc;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2774 delete body;
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 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	2777 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2778
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2779 return retval;
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
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2782 // 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	2783
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2784 tree_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2785 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	2786 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2787 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	2788 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	2789
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2790 return new tree_break_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	2791 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2792
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2793 // 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	2794
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2795 tree_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2796 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	2797 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2798 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	2799 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	2800
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2801 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	2802 }
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 // 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	2805
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2806 tree_command *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2807 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	2808 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2809 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	2810 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	2811
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2812 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	2813 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2814
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2815 // 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	2816
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2817 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	2818 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	2819 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	2820 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2821 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	2822
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2823 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	2824
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2825 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	2826 }
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 // 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	2829
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2830 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	2831 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	2832 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	2833 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	2834 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	2835 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2836 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	2837
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2838 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	2839 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2840 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	2841
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2842 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	2843 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	2844
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2845 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	2846 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2847 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	2848
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2849 if (elt)
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 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	2852 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	2853 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2854 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2855
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2856 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	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 list;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2861
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2862 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	2863 }
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 return retval;
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 // 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	2869
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2870 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	2871 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	2872 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	2873 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	2874 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	2875 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2876 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	2877
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2878 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	2879 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	2880
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2881 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	2882 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2883
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2884 // 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	2885
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2886 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	2887 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	2888 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	2889 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	2890 token *end_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2891 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	2892 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2893 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	2894
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2895 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	2896 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2897 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	2898
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2899 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	2900 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	2901
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2902 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	2903 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2904 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	2905
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2906 if (elt)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2907 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2908 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	2909 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	2910 }
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
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2913 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	2914 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2915 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2916 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2917 delete expr;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2918 delete 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 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	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 return retval;
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
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2926 // 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	2927
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2928 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	2929 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	2930 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	2931 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	2932 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	2933 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2934 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	2935
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2936 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	2937 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	2938
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2939 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	2940 }
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 // 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	2943
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2944 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2945 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	2946 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	2947 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2948 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	2949
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2950 switch (op)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2951 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2952 case '=':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2953 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	2954 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2955
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2956 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	2957 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	2958 break;
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 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	2961 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	2962 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2963
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2964 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	2965 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	2966 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2967
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2968 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	2969 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	2970 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2971
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2972 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	2973 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	2974 break;
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 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	2977 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	2978 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2979
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2980 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	2981 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	2982 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2983
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2984 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	2985 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	2986 break;
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 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	2989 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	2990 break;
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 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	2993 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	2994 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2995
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2996 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	2997 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	2998 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	2999
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3000 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	3001 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	3002 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3003
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3004 default:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3005 panic_impossible ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3006 break;
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
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3009 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	3010 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	3011
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3012 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	3013 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3014 // 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	3015 // '=', not '+=', etc.
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 delete lhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3018 delete rhs;
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 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	3021
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3022 return 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3023 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3024
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3025 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	3026 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3027 // 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	3028
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3029 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	3030
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3031 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	3032 && 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	3033 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3034 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	3035
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3036 delete tmp;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3037 delete lhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3038 delete rhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3039
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3040 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	3041
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3042 return 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3043 }
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 delete lhs;
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 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	3048 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3049 else
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 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	3052
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3053 for (std::list<std::string>::const_iterator it = names.begin ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3054 it != names.end (); it++)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3055 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3056 std::string kw = *it;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3057
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3058 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	3059 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3060 delete lhs;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3061 delete rhs;
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 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	3064 l, c);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3065
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3066 return 0;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3067 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3068 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3069
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3070 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	3071 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3072 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3073
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3074 // 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	3075
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3076 void
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3077 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	3078 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	3079 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3080 if (! cmds)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3081 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	3082
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3083 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	3084
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3085 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	3086 = 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	3087 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	3088 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	3089
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3090 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	3091
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3092 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	3093
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3094 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	3095
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3096 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	3097 }
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 // 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	3100
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3101 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	3102 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	3103 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	3104 tree_statement *end_fcn_stmt)
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3105 {
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3106 // 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	3107
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3108 if (! body)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3109 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	3110
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3111 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	3112
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3113 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	3114 = 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	3115 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	3116
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3117 if (fcn)
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 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	3120
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3121 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	3122 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	3123 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	3124 }
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 return fcn;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3127 }
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 tree_statement *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3130 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	3131 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3132 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	3133 }
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 // 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	3136
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3137 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	3138 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	3139 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	3140 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3141 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	3142
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3143 // 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	3144 // 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	3145 // 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	3146 // name).
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3147 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	3148 && 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	3149 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3150 // 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	3151 // 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	3152 // 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	3153
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3154 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	3155
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3156 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	3157
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3158 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	3159 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	3160
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3161 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	3162 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3163 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	3164 ("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	3165 "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	3166 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	3167
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3168 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	3169 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3170 }
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 (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	3173 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3174 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	3175
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3176 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	3177 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	3178 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	3179
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3180 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	3181 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	3182
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3183 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	3184 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3185 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	3186
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3187 if (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	3188 fcn->stash_parent_fcn_scope (function_scopes[function_scopes.size ()-2]);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3189 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3190 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	3191 }
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 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	3194 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3195 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	3196 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	3197 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3198 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	3199
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3200 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	3201 }
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 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	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::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	3206
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3207 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	3208 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	3209 "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	3210 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3211 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	3212 && ! 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	3213 && 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	3214 && 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	3215 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3216 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	3217 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	3218 }
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 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	3221
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3222 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	3223 && ! parsing_subfunctions)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3224 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3225 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	3226
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3227 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	3228 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3229
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3230 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	3231 && ! parsing_subfunctions)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3232 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	3233
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3234 return fcn;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3235 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3236
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3237 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	3238 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	3239 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	3240 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	3241 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	3242 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3243 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	3244
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3245 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	3246 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	3247
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3248 if (fcn)
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 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	3251 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	3252
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3253 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	3254 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	3255 tmp += ": " + file;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3256
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3257 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	3258
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3259 if (lc)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3260 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	3261
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3262 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	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 (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	3265 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3266 fcn->mark_as_subfunction ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3267 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	3268
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3269 subfunction_names.push_back (nm);
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3270
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3271 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	3272 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3273 symbol_table::scope_id pscope
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3274 = function_scopes[function_scopes.size ()-2];
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3275
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3276 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	3277 pscope);
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 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3280 symbol_table::install_subfunction (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	3281 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	3282 }
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 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	3285 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	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 (! 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	3288 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3289 // 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	3290 // 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	3291 // 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	3292 // 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	3293 // 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	3294 // 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	3295 // 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	3296 // 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	3297 // 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	3298
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3299 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	3300 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3301 }
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 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3304 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3305
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3306 void
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3307 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	3308 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3309 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	3310
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3311 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	3312 && ! parsing_subfunctions)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3313 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	3314
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3315 curr_fcn_depth--;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3316 function_scopes.pop_back ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3317
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3318 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	3319 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	3320 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	3321 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	3322 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3323
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3324 tree_funcall *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3325 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	3326 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	3327 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3328 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	3329
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3330 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	3331 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	3332
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3333 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	3334 = 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	3335
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3336 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	3337 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3338
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3339 tree_funcall *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3340 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	3341 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3342 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	3343
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3344 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	3345
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3346 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	3347 = 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	3348
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3349 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	3350 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3351
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3352 // 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	3353 // 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	3354 // 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	3355 // 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	3356 // 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	3357
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3358 tree_classdef *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3359 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	3360 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	3361 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	3362 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	3363 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	3364 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	3365 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3366 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	3367
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3368 std::string cls_name = id->name ();
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3369
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3370 std::string nm = lexer.fcn_file_name;
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3371
21733 cb0fdd941d84 use namespace for system file_ops class John W. Eaton <jwe@octave.org> parents: 21732 diff changeset	3372 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	3373
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3374 if (pos != std::string::npos)
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3375 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	3376
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3377 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	3378 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3379 delete a;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3380 delete id;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3381 delete sc;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3382 delete body;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3383
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3384 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	3385
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3386 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3387 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3388 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3389 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	3390 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3391 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	3392
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3393 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	3394 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	3395
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3396 if (! body)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3397 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	3398
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3399 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	3400 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	3401 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3402 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3403 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3404 delete a;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3405 delete id;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3406 delete sc;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3407 delete body;
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 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	3410 }
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
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3413 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3414 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3415
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3416 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	3417 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	3418 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	3419 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	3420 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	3421 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	3422 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3423 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	3424
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3425 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	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_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	3428
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3429 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	3430 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	3431
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3432 if (! plist)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3433 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	3434
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3435 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	3436 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3437 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3438 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3439 delete a;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3440 delete plist;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3441
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3442 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	3443 }
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 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3446 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3447
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3448 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	3449 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	3450 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	3451 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	3452 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	3453 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	3454 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3455 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	3456
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3457 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	3458 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3459 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	3460
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3461 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	3462 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	3463
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3464 if (! mlist)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3465 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	3466
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3467 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	3468 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3469 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3470 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3471 delete a;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3472 delete mlist;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3473
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3474 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	3475 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3476
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3477 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3478 }
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 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	3481 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	3482 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	3483 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	3484 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	3485 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	3486 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3487 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	3488
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3489 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	3490 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3491 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	3492
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3493 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	3494 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	3495
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3496 if (! elist)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3497 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	3498
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3499 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	3500 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3501 else
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 delete a;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3504 delete elist;
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 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	3507 }
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 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3510 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3511
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_enum_block *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3513 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	3514 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	3515 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	3516 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	3517 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	3518 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3519 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	3520
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3521 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	3522 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3523 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	3524
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3525 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	3526 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	3527
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3528 if (! elist)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3529 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	3530
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3531 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	3532 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3533 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3534 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3535 delete a;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3536 delete elist;
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 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	3539 }
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 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3542 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3543
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3544 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	3545 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	3546 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	3547 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3548 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	3549
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3550 // 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	3551 // 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	3552
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3553 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	3554 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3555
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3556 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	3557
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3558 // 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	3559 // - 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	3560 // - class constructor
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3561 // - `delete'
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 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	3564 && mname != "delete"
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3565 && 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	3566 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3567 // 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	3568 // is loaded.
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 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	3571
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3572 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	3573
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3574 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	3575 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	3576
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3577 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	3578 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3579 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3580 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	3581 "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	3582 "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	3583 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3584 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3585 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	3586
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3587 if (! retval)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3588 delete id;
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 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3591 }
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 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	3594 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	3595 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	3596 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	3597 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3598 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	3599 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	3600
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3601 if (cl)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3602 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	3603
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3604 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	3605 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	3606
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3607 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	3608 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3609
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3610 // 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	3611
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3612 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	3613 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	3614 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	3615 char type)
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 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	3618
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3619 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	3620 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3621 delete expr;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3622 delete args;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3623
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3624 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	3625 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3626 else
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3627 {
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3628 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	3629 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	3630
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3631 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	3632 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	3633
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3634 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	3635 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3636 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	3637 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	3638
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3639 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	3640
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3641 retval = tmp;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3642 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3643 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3644 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	3645 }
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 return retval;
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 // 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	3651
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3652 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	3653 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	3654 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	3655 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3656 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	3657
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3658 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	3659 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	3660
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3661 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	3662 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	3663
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3664 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	3665 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3666 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	3667
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3668 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	3669
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3670 retval = tmp;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3671 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3672 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3673 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	3674
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3675 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	3676
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3677 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3678 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3679
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3680 // 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	3681
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3682 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	3683 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	3684 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	3685 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3686 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	3687
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3688 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	3689 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	3690
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3691 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	3692 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	3693
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3694 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	3695 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3696 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	3697
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3698 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	3699
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3700 retval = tmp;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3701 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3702 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3703 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	3704
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3705 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	3706
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3707 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3708 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3709
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3710 // 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	3711
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3712 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	3713 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	3714 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	3715 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3716 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	3717
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3718 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	3719 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	3720
24213 d2cfaaa57677 tag global and persistent symbols as variables when parsing (bug #52363) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	3721 std::list<std::string> names;
d2cfaaa57677 tag global and persistent symbols as variables when parsing (bug #52363) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	3722 for (tree_decl_init_list::iterator p = lst->begin ();
d2cfaaa57677 tag global and persistent symbols as variables when parsing (bug #52363) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	3723 p != lst->end (); p++)
d2cfaaa57677 tag global and persistent symbols as variables when parsing (bug #52363) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	3724 {
d2cfaaa57677 tag global and persistent symbols as variables when parsing (bug #52363) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	3725 tree_decl_elt elt = p;
d2cfaaa57677 tag global and persistent symbols as variables when parsing (bug #52363) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	3726
d2cfaaa57677 tag global and persistent symbols as variables when parsing (bug #52363) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	3727 std::string nm = elt->name ();
d2cfaaa57677 tag global and persistent symbols as variables when parsing (bug #52363) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	3728 if (! nm.empty ())
d2cfaaa57677 tag global and persistent symbols as variables when parsing (bug #52363) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	3729 names.push_back (nm);
d2cfaaa57677 tag global and persistent symbols as variables when parsing (bug #52363) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	3730 }
d2cfaaa57677 tag global and persistent symbols as variables when parsing (bug #52363) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	3731 lexer.mark_as_variables (names);
d2cfaaa57677 tag global and persistent symbols as variables when parsing (bug #52363) John W. Eaton <jwe@octave.org> parents: 23219 diff changeset	3732
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3733 switch (tok)
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 case GLOBAL:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3736 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	3737 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3738
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3739 case PERSISTENT:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3740 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	3741 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	3742 else
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 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	3745 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	3746 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	3747 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3748 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	3749 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3750 break;
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 default:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3753 panic_impossible ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3754 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3755 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3756
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3757 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3758 }
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 bool
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3761 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	3762 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3763 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	3764
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3765 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	3766
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3767 for (tree_array_list::iterator i = al->begin (); i != al->end (); i++)
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 tree_argument_list row = i;
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 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	3772 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3773 retval = false;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3774
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3775 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	3776 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	3777 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3778 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	3779
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3780 break;
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 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3783
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3784 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3785 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3786
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3787 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	3788 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	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_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	3791
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3792 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	3793 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3794 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	3795
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3796 delete e;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3797
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3798 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	3799 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	3800 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3801 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	3802 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3803 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3804 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3805 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	3806
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3807 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	3808
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3809 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	3810 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3811 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	3812
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3813 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	3814 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3815 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	3816 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	3817 delete e;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3818 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	3819 }
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 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3822 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	3823
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3824 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	3825 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3826 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	3827 retval = tmp;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3828 }
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 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3831 delete tmp;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3832
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3833 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	3834 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3835
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3836 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	3837 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	3838 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3839
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3840 return retval;
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
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3843 // 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	3844
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3845 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3846 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	3847 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3848 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	3849
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3850 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	3851
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3852 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	3853 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	3854
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3855 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	3856 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	3857
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3858 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	3859 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3860 try
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 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	3863
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3864 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	3865 = 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	3866 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	3867
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3868 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	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_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	3871
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3872 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	3873
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3874 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	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 array_list;
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 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	3879 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	3880 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	3881 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3882 recover_from_exception ();
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3883 }
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
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3886 return retval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3887 }
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 // 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	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_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3892 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	3893 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3894 return (m
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3895 ? 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	3896 : 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	3897 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3898
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3899 // 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	3900
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3901 tree_expression *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3902 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	3903 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3904 return (c
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3905 ? 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	3906 : 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	3907 }
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 void
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3910 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	3911 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3912 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	3913 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3914 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	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 (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	3917 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	3918 ("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	3919 "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	3920 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	3921 }
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3922 }
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3923
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3924 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	3925 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	3926 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	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_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	3929
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3930 switch (sep)
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 case ';':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3933 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	3934 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3935
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3936 case 0:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3937 case ',':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3938 case '\n':
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3939 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	3940 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	3941 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	3942 break;
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 default:
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3945 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	3946 break;
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
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3949 // 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	3950 // 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	3951
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3952 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	3953 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3954 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	3955 delete tmp;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3956 }
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 return list;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3959 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3960
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3961 // 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	3962 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	3963 tree_statement *
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3964 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	3965 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3966 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	3967
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3968 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	3969 }
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_statement_list *
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::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	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 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	3975 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3976
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3977 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	3978 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	3979 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	3980 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	3981 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3982 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	3983
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3984 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	3985
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3986 return list;
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::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	3991 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3992 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	3993 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	3994
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3995 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	3996
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	3997 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	3998 \|\| 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	3999 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	4000 << " 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	4001 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4002 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	4003
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4004 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	4005 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	4006
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4007 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	4008
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4009 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	4010
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4011 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	4012 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4013 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	4014
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4015 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	4016 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	4017
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4018 // 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	4019
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4020 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	4021
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4022 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	4023 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	4024
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4025 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	4026 output_buf << " ";
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 output_buf << "^";
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4029 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4030
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4031 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	4032
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4033 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	4034 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4035
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4036 int
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4037 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	4038 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4039 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	4040
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4041 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	4042
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4043 try
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4044 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4045 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	4046 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	4047 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	4048 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4049 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	4050
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4051 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	4052 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	4053 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4054 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	4055 }
23049 7351f2c93389 rethrow octave::exit_exception (bug #49304) Olaf Till <i7tiol@t-online.de> parents: 22879 diff changeset	4056 catch (const octave::exit_exception&)
7351f2c93389 rethrow octave::exit_exception (bug #49304) Olaf Till <i7tiol@t-online.de> parents: 22879 diff changeset	4057 {
7351f2c93389 rethrow octave::exit_exception (bug #49304) Olaf Till <i7tiol@t-online.de> parents: 22879 diff changeset	4058 throw;
7351f2c93389 rethrow octave::exit_exception (bug #49304) Olaf Till <i7tiol@t-online.de> parents: 22879 diff changeset	4059 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	4060 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	4061 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4062 throw;
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 catch (...)
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 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	4067
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4068 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	4069 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	4070 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4071 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	4072 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4073
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4074 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	4075 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	4076
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4077 return status;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4078 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4079
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4080 // 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	4081 // 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	4082
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4083 int
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4084 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	4085 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4086 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	4087
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4088 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	4089
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4090 do
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4091 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4092 YYSTYPE lval;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4093
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4094 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	4095
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4096 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	4097 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4098 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	4099 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4100 status = -1;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4101 break;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4102 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4103 }
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 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	4106
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4107 try
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4108 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4109 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	4110 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	4111 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	4112 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4113 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	4114
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4115 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	4116 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	4117 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4118 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	4119 }
23049 7351f2c93389 rethrow octave::exit_exception (bug #49304) Olaf Till <i7tiol@t-online.de> parents: 22879 diff changeset	4120 catch (const octave::exit_exception&)
7351f2c93389 rethrow octave::exit_exception (bug #49304) Olaf Till <i7tiol@t-online.de> parents: 22879 diff changeset	4121 {
7351f2c93389 rethrow octave::exit_exception (bug #49304) Olaf Till <i7tiol@t-online.de> parents: 22879 diff changeset	4122 throw;
7351f2c93389 rethrow octave::exit_exception (bug #49304) Olaf Till <i7tiol@t-online.de> parents: 22879 diff changeset	4123 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	4124 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	4125 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4126 throw;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4127 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4128 catch (...)
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4129 {
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4130 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	4131
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4132 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	4133 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	4134 else
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4135 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	4136 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4137 }
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4138 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	4139
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4140 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	4141 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	4142
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4143 return status;
dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4144 }
16294 0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	4145 }
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	4146
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4147 static void
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	4148 safe_fclose (FILE *f)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4149 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4150 if (f)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4151 fclose (static_cast<FILE *> (f));
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4152 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4153
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4154 static octave_function *
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4155 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	4156 const std::string& dispatch_type,
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4157 const std::string& package_name,
19593 446c46af4b42 strip trailing whitespace from most source files John W. Eaton <jwe@octave.org> parents: 18974 diff changeset	4158 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	4159 bool relative_lookup, const std::string& warn_for)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4160 {
21743 f4d7d0eb5b0c use namespace for unwind_protect class John W. Eaton <jwe@octave.org> parents: 21740 diff changeset	4161 octave::unwind_protect frame;
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4162
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4163 octave_function *fcn_ptr = 0;
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4164
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4165 // Open function file and parse.
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4166
21748 176536b15d68 use namespace for command_editor and command_history classes John W. Eaton <jwe@octave.org> parents: 21743 diff changeset	4167 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	4168
176536b15d68 use namespace for command_editor and command_history classes John W. Eaton <jwe@octave.org> parents: 21743 diff changeset	4169 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	4170
176536b15d68 use namespace for command_editor and command_history classes John W. Eaton <jwe@octave.org> parents: 21743 diff changeset	4171 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	4172 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	4173
176536b15d68 use namespace for command_editor and command_history classes John W. Eaton <jwe@octave.org> parents: 21743 diff changeset	4174 octave::command_history::ignore_entries ();
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4175
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	4176 FILE *ffile = 0;
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	4177
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4178 if (! full_file.empty ())
21942 aab79a1885cc limit gnulib headers to liboctave/wrappers directory John W. Eaton <jwe@octave.org> parents: 21861 diff changeset	4179 ffile = std::fopen (full_file.c_str (), "rb");
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4180
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4181 if (ffile)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4182 {
19709 5cfb3ccbf24a style fixes for resource management John W. Eaton <jwe@octave.org> parents: 19697 diff changeset	4183 frame.add_fcn (safe_fclose, ffile);
5cfb3ccbf24a style fixes for resource management John W. Eaton <jwe@octave.org> parents: 19697 diff changeset	4184
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4185 // octave::base_parser constructor sets this for us.
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4186 frame.protect_var (LEXER);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4187
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4188 octave::parser parser (ffile);
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4189
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4190 parser.curr_class_name = dispatch_type;
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4191 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	4192 parser.autoloading = autoload;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4193 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	4194
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4195 parser.lexer.force_script = force_script;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4196 parser.lexer.prep_for_file ();
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4197 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	4198
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4199 parser.lexer.fcn_file_name = file;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4200 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	4201
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4202 int status = parser.run ();
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4203
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4204 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	4205
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	4206 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	4207 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	4208 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	4209 && 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	4210 {
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	4211 // 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	4212 // 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	4213 // table?). Return pointer to constructor?
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	4214
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	4215 if (fcn_ptr)
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	4216 panic_impossible ();
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	4217
18263 b5be1a2aa5ab Initial implementation for classdef methods in separate files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18262 diff changeset	4218 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	4219
b5be1a2aa5ab Initial implementation for classdef methods in separate files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18262 diff changeset	4220 fcn_ptr =
b5be1a2aa5ab Initial implementation for classdef methods in separate files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18262 diff changeset	4221 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	4222
ad90fb5a139f eliminate memory leaks from classdef parse tree (bug #47372) John W. Eaton <jwe@octave.org> parents: 21581 diff changeset	4223 delete (parser.classdef_object);
ad90fb5a139f eliminate memory leaks from classdef parse tree (bug #47372) John W. Eaton <jwe@octave.org> parents: 21581 diff changeset	4224
ad90fb5a139f eliminate memory leaks from classdef parse tree (bug #47372) John W. Eaton <jwe@octave.org> parents: 21581 diff changeset	4225 parser.classdef_object = 0;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	4226 }
16644 856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4227 else if (fcn_ptr)
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4228 {
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4229 fcn_ptr->maybe_relocate_end ();
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4230
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4231 if (parser.parsing_subfunctions)
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4232 {
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4233 if (! parser.endfunction_found)
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4234 parser.subfunction_names.reverse ();
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4235
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	4236 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	4237 }
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	4238 }
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	4239 }
10872 988d16d5ae34 correctly .m files that are empty or contain only comments John W. Eaton <jwe@octave.org> parents: 10659 diff changeset	4240 else
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4241 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	4242 }
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4243 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	4244 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	4245 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	4246 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	4247 full_file.c_str ());
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4248
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4249 return fcn_ptr;
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4250 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4251
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4252 std::string
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4253 get_help_from_file (const std::string& nm, bool& symbol_found,
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4254 std::string& full_file)
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4255 {
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4256 std::string retval;
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 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 full_file = fcn_file_in_path (nm);
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4259
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4260 std::string file = full_file;
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4261
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4262 size_t file_len = file.length ();
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4263
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4264 if ((file_len > 4 && file.substr (file_len-4) == ".oct")
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4265 \|\| (file_len > 4 && file.substr (file_len-4) == ".mex")
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4266 \|\| (file_len > 2 && file.substr (file_len-2) == ".m"))
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4267 {
21732 6a1eded90355 use namespace for system env class John W. Eaton <jwe@octave.org> parents: 21730 diff changeset	4268 file = octave::sys::env::base_pathname (file);
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4269 file = file.substr (0, file.find_last_of ('.'));
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4270
21733 cb0fdd941d84 use namespace for system file_ops class John W. Eaton <jwe@octave.org> parents: 21732 diff changeset	4271 size_t pos = file.find_last_of (octave::sys::file_ops::dir_sep_str ());
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4272 if (pos != std::string::npos)
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4273 file = file.substr (pos+1);
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4274 }
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4275
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4276 if (! file.empty ())
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4277 {
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4278 symbol_found = true;
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4279
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4280 octave_function *fcn
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4281 = parse_fcn_file (full_file, file, "", "", true, false, false, false,
7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4282 "");
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4283
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4284 if (fcn)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4285 {
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4286 retval = fcn->doc_string ();
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4287
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4288 delete fcn;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4289 }
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4290 }
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4291
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4292 return retval;
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4293 }
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4294
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4295 std::string
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4296 get_help_from_file (const std::string& nm, bool& symbol_found)
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4297 {
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4298 std::string file;
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4299 return get_help_from_file (nm, symbol_found, file);
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4300 }
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4301
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4302 std::string
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4303 lookup_autoload (const std::string& nm)
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4304 {
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4305 std::string retval;
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4306
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4307 typedef std::map<std::string, std::string>::const_iterator am_iter;
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4308
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4309 am_iter p = autoload_map.find (nm);
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4310
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4311 if (p != autoload_map.end ())
6323 ea65de49e18e [project @ 2007-02-17 02:51:02 by jwe] jwe parents: 6238 diff changeset	4312 retval = load_path::find_file (p->second);
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4313
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4314 return retval;
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4315 }
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4316
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	4317 string_vector
5592 61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4318 autoloaded_functions (void)
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4319 {
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14584 diff changeset	4320 string_vector names (autoload_map.size ());
5592 61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4321
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4322 octave_idx_type i = 0;
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4323 typedef std::map<std::string, std::string>::const_iterator am_iter;
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4324 for (am_iter p = autoload_map.begin (); p != autoload_map.end (); p++)
5592 61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4325 names[i++] = p->first;
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4326
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4327 return names;
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4328 }
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4329
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4330 string_vector
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4331 reverse_lookup_autoload (const std::string& nm)
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4332 {
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4333 string_vector names;
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4334
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4335 typedef std::map<std::string, std::string>::const_iterator am_iter;
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4336 for (am_iter p = autoload_map.begin (); p != autoload_map.end (); p++)
5592 61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4337 if (nm == p->second)
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4338 names.append (p->first);
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4339
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4340 return names;
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4341 }
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4342
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4343 octave_function *
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4344 load_fcn_from_file (const std::string& file_name, const std::string& dir_name,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4345 const std::string& dispatch_type,
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4346 const std::string& package_name,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4347 const std::string& fcn_name, bool autoload)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4348 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4349 octave_function *retval = 0;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4350
21743 f4d7d0eb5b0c use namespace for unwind_protect class John W. Eaton <jwe@octave.org> parents: 21740 diff changeset	4351 octave::unwind_protect frame;
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4352
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4353 std::string nm = file_name;
6238 3ecd8d2c5654 [project @ 2007-01-10 21:13:21 by jwe] jwe parents: 6235 diff changeset	4354
3ecd8d2c5654 [project @ 2007-01-10 21:13:21 by jwe] jwe parents: 6235 diff changeset	4355 size_t nm_len = nm.length ();
5472 e2f85b298a74 [project @ 2005-09-23 21:10:36 by jwe] jwe parents: 5400 diff changeset	4356
e2f85b298a74 [project @ 2005-09-23 21:10:36 by jwe] jwe parents: 5400 diff changeset	4357 std::string file;
e2f85b298a74 [project @ 2005-09-23 21:10:36 by jwe] jwe parents: 5400 diff changeset	4358
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4359 bool relative_lookup = false;
6323 ea65de49e18e [project @ 2007-02-17 02:51:02 by jwe] jwe parents: 6238 diff changeset	4360
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4361 file = nm;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4362
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4363 if ((nm_len > 4 && nm.substr (nm_len-4) == ".oct")
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4364 \|\| (nm_len > 4 && nm.substr (nm_len-4) == ".mex")
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4365 \|\| (nm_len > 2 && nm.substr (nm_len-2) == ".m"))
5472 e2f85b298a74 [project @ 2005-09-23 21:10:36 by jwe] jwe parents: 5400 diff changeset	4366 {
21732 6a1eded90355 use namespace for system env class John W. Eaton <jwe@octave.org> parents: 21730 diff changeset	4367 nm = octave::sys::env::base_pathname (file);
6238 3ecd8d2c5654 [project @ 2007-01-10 21:13:21 by jwe] jwe parents: 6235 diff changeset	4368 nm = nm.substr (0, nm.find_last_of ('.'));
11136 a51ac4198e1c oct-parse.yy (load_fcn_from_file): also strip directory when computing function name from filename John W. Eaton <jwe@octave.org> parents: 11091 diff changeset	4369
21733 cb0fdd941d84 use namespace for system file_ops class John W. Eaton <jwe@octave.org> parents: 21732 diff changeset	4370 size_t pos = nm.find_last_of (octave::sys::file_ops::dir_sep_str ());
11136 a51ac4198e1c oct-parse.yy (load_fcn_from_file): also strip directory when computing function name from filename John W. Eaton <jwe@octave.org> parents: 11091 diff changeset	4371 if (pos != std::string::npos)
11138 40206fe759db oct-parse.yy: fix typo in previous change John W. Eaton <jwe@octave.org> parents: 11136 diff changeset	4372 nm = nm.substr (pos+1);
5472 e2f85b298a74 [project @ 2005-09-23 21:10:36 by jwe] jwe parents: 5400 diff changeset	4373 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4374
21732 6a1eded90355 use namespace for system env class John W. Eaton <jwe@octave.org> parents: 21730 diff changeset	4375 relative_lookup = ! octave::sys::env::absolute_pathname (file);
6a1eded90355 use namespace for system env class John W. Eaton <jwe@octave.org> parents: 21730 diff changeset	4376
6a1eded90355 use namespace for system env class John W. Eaton <jwe@octave.org> parents: 21730 diff changeset	4377 file = octave::sys::env::make_absolute (file);
4243 7e4d5b5520e5 [project @ 2002-12-27 05:30:59 by jwe] jwe parents: 4240 diff changeset	4378
7e4d5b5520e5 [project @ 2002-12-27 05:30:59 by jwe] jwe parents: 4240 diff changeset	4379 int len = file.length ();
7e4d5b5520e5 [project @ 2002-12-27 05:30:59 by jwe] jwe parents: 4240 diff changeset	4380
4244 189df16144fc [project @ 2002-12-28 02:00:05 by jwe] jwe parents: 4243 diff changeset	4381 if (len > 4 && file.substr (len-4, len-1) == ".oct")
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4382 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4383 if (autoload && ! fcn_name.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4384 nm = fcn_name;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4385
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4386 retval = octave_dynamic_loader::load_oct (nm, file, relative_lookup);
5864 e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe] jwe parents: 5861 diff changeset	4387 }
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe] jwe parents: 5861 diff changeset	4388 else if (len > 4 && file.substr (len-4, len-1) == ".mex")
10570 a61d7248627c When loading a mex-file temporarily load the m-file version to get the help string (bug #29427) David Bateman <dbateman@free.fr> parents: 10521 diff changeset	4389 {
a61d7248627c When loading a mex-file temporarily load the m-file version to get the help string (bug #29427) David Bateman <dbateman@free.fr> parents: 10521 diff changeset	4390 // Temporarily load m-file version of mex-file, if it exists,
a61d7248627c When loading a mex-file temporarily load the m-file version to get the help string (bug #29427) David Bateman <dbateman@free.fr> parents: 10521 diff changeset	4391 // to get the help-string to use.
a61d7248627c When loading a mex-file temporarily load the m-file version to get the help string (bug #29427) David Bateman <dbateman@free.fr> parents: 10521 diff changeset	4392
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	4393 octave_function *tmpfcn = parse_fcn_file (file.substr (0, len - 2),
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4394 nm, dispatch_type,
7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4395 package_name, false,
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4396 autoload, autoload,
a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4397 relative_lookup, "");
a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4398
a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4399 retval = octave_dynamic_loader::load_mex (nm, file, relative_lookup);
10570 a61d7248627c When loading a mex-file temporarily load the m-file version to get the help string (bug #29427) David Bateman <dbateman@free.fr> parents: 10521 diff changeset	4400
a61d7248627c When loading a mex-file temporarily load the m-file version to get the help string (bug #29427) David Bateman <dbateman@free.fr> parents: 10521 diff changeset	4401 if (tmpfcn)
a61d7248627c When loading a mex-file temporarily load the m-file version to get the help string (bug #29427) David Bateman <dbateman@free.fr> parents: 10521 diff changeset	4402 retval->document (tmpfcn->doc_string ());
a61d7248627c When loading a mex-file temporarily load the m-file version to get the help string (bug #29427) David Bateman <dbateman@free.fr> parents: 10521 diff changeset	4403 delete tmpfcn;
a61d7248627c When loading a mex-file temporarily load the m-file version to get the help string (bug #29427) David Bateman <dbateman@free.fr> parents: 10521 diff changeset	4404 }
4244 189df16144fc [project @ 2002-12-28 02:00:05 by jwe] jwe parents: 4243 diff changeset	4405 else if (len > 2)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4406 {
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4407 retval = parse_fcn_file (file, nm, dispatch_type, package_name, true,
7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4408 autoload, autoload, relative_lookup, "");
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4409 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4410
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4411 if (retval)
8819 96d87674b818 also stash directory name for subfunctions John W. Eaton <jwe@octave.org> parents: 8812 diff changeset	4412 {
96d87674b818 also stash directory name for subfunctions John W. Eaton <jwe@octave.org> parents: 8812 diff changeset	4413 retval->stash_dir_name (dir_name);
18304 b0e8cc676396 Fix out-of-date status check for package functions. Michael Goffioul <michael.goffioul@gmail.com> parents: 18263 diff changeset	4414 retval->stash_package_name (package_name);
8819 96d87674b818 also stash directory name for subfunctions John W. Eaton <jwe@octave.org> parents: 8812 diff changeset	4415
96d87674b818 also stash directory name for subfunctions John W. Eaton <jwe@octave.org> parents: 8812 diff changeset	4416 if (retval->is_user_function ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4417 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4418 symbol_table::scope_id id = retval->scope ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4419
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4420 symbol_table::stash_dir_name_for_subfunctions (id, dir_name);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4421 }
8819 96d87674b818 also stash directory name for subfunctions John W. Eaton <jwe@octave.org> parents: 8812 diff changeset	4422 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4423
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4424 return retval;
5312 80c1aa832cb2 [project @ 2005-04-28 01:54:46 by jwe] jwe parents: 5309 diff changeset	4425 }
80c1aa832cb2 [project @ 2005-04-28 01:54:46 by jwe] jwe parents: 5309 diff changeset	4426
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	4427 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	4428 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	4429 @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	4430 @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	4431 @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	4432 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	4433
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4434 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	4435 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	4436 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	4437 path.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4438
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4439 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	4440 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	4441 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	4442 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	4443
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4444 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4445 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	4446 @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	4447
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4448 @noindent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4449 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	4450 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	4451
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4452 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4453 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	4454 @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	4455
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4456 @noindent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4457 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	4458
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4459 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	4460
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4461 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	4462 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	4463
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4464 @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	4465 @end deftypefn */)
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4466 {
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4467 octave_value retval;
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4468
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4469 int nargin = args.length ();
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4470
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4471 if (nargin == 1 \|\| nargin > 3)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4472 print_usage ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4473
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4474 if (nargin == 0)
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4475 {
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	4476 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	4477 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	4478
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4479 octave_idx_type i = 0;
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4480 typedef std::map<std::string, std::string>::const_iterator am_iter;
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4481 for (am_iter p = autoload_map.begin (); p != autoload_map.end (); p++)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4482 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4483 func_names(i) = p->first;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4484 file_names(i) = p->second;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4485
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4486 i++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4487 }
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4488
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	4489 octave_map m;
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4490
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4491 m.assign ("function", func_names);
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4492 m.assign ("file", file_names);
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4493
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4494 retval = m;
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4495 }
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4496 else
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4497 {
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4498 string_vector argv = args.make_argv ("autoload");
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4499
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4500 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	4501
21732 6a1eded90355 use namespace for system env class John W. Eaton <jwe@octave.org> parents: 21730 diff changeset	4502 if (! octave::sys::env::absolute_pathname (nm))
6380 ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4503 {
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4504 octave_user_code *fcn = octave_call_stack::caller_user_code ();
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4505
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4506 bool found = false;
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4507
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4508 if (fcn)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4509 {
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4510 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	4511
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4512 if (! fname.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4513 {
21732 6a1eded90355 use namespace for system env class John W. Eaton <jwe@octave.org> parents: 21730 diff changeset	4514 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	4515 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	4516
21736 0504351a45e6 use namespace for file_stat classes John W. Eaton <jwe@octave.org> parents: 21733 diff changeset	4517 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	4518
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4519 if (fs.exists ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4520 {
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4521 nm = fname + nm;
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4522 found = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4523 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4524 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4525 }
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4526 if (! found)
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4527 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	4528 "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	4529 nm.c_str ());
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4530 }
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4531 if (nargin == 2)
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4532 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	4533 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	4534 {
21021 a5b99b09f8fd maint: Use comparison operators rather than compare() for strings. Rik <rik@octave.org> parents: 20957 diff changeset	4535 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	4536 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	4537 "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	4538
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4539 // 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	4540 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	4541 autoload_map.erase (argv[1]);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4542 }
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4543 }
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4544
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4545 return retval;
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
4486 6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4548 void
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4549 source_file (const std::string& file_name, const std::string& context,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4550 bool verbose, bool require_file, const std::string& warn_for)
4486 6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4551 {
10578 cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4552 // Map from absolute name of script file to recursion level. We
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4553 // use a map instead of simply placing a limit on recursion in the
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4554 // source_file function so that two mutually recursive scripts
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4555 // written as
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4556 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4557 // foo1.m:
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4558 // ------
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4559 // foo2
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4560 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4561 // foo2.m:
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4562 // ------
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4563 // foo1
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4564 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4565 // and called with
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4566 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4567 // foo1
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4568 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4569 // (for example) will behave the same if they are written as
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4570 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4571 // foo1.m:
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4572 // ------
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4573 // source ("foo2.m")
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4574 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4575 // foo2.m:
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4576 // ------
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4577 // source ("foo1.m")
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4578 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4579 // and called with
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4580 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4581 // source ("foo1.m")
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4582 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4583 // (for example).
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4584
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4585 static std::map<std::string, int> source_call_depth;
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4586
21733 cb0fdd941d84 use namespace for system file_ops class John W. Eaton <jwe@octave.org> parents: 21732 diff changeset	4587 std::string file_full_name = octave::sys::file_ops::tilde_expand (file_name);
4486 6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4588
21732 6a1eded90355 use namespace for system env class John W. Eaton <jwe@octave.org> parents: 21730 diff changeset	4589 file_full_name = octave::sys::env::make_absolute (file_full_name);
10578 cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4590
21743 f4d7d0eb5b0c use namespace for unwind_protect class John W. Eaton <jwe@octave.org> parents: 21740 diff changeset	4591 octave::unwind_protect frame;
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	4592
10578 cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4593 if (source_call_depth.find (file_full_name) == source_call_depth.end ())
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4594 source_call_depth[file_full_name] = -1;
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4595
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4596 frame.protect_var (source_call_depth[file_full_name]);
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4597
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4598 source_call_depth[file_full_name]++;
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4599
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4600 if (source_call_depth[file_full_name] >= Vmax_recursion_depth)
20957 9db35d2042be maint: eliminate special cases of statements after error. Rik <rik@octave.org> parents: 20895 diff changeset	4601 error ("max_recursion_depth exceeded");
10578 cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4602
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4603 if (! context.empty ())
e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4604 {
e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4605 if (context == "caller")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4606 octave_call_stack::goto_caller_frame ();
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4607 else if (context == "base")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4608 octave_call_stack::goto_base_frame ();
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4609 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4610 error ("source: context must be \"caller\" or \"base\"");
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4611
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4612 frame.add_fcn (octave_call_stack::pop);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	4613 }
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4614
20555 f90c8372b7ba eliminate many more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20550 diff changeset	4615 octave_function *fcn = 0;
21707 4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4616 // Don't delete a function already in symbol_table
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4617 bool delete_fcn = false;
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4618
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4619 // Find symbol name that would be in symbol_table, if it were loaded.
21733 cb0fdd941d84 use namespace for system file_ops class John W. Eaton <jwe@octave.org> parents: 21732 diff changeset	4620 size_t dir_end = file_name.find_last_of (octave::sys::file_ops::dir_sep_chars ());
21707 4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4621 dir_end = (dir_end == std::string::npos) ? 0 : dir_end + 1;
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4622
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4623 size_t extension = file_name.find_last_of ('.');
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4624 if (extension == std::string::npos)
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4625 extension = file_name.length ();
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4626
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4627 std::string symbol = file_name.substr (dir_end, extension - dir_end);
21733 cb0fdd941d84 use namespace for system file_ops class John W. Eaton <jwe@octave.org> parents: 21732 diff changeset	4628 std::string full_name = octave::sys::canonicalize_file_name (file_name);
21707 4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4629
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4630 // Check if this file is already loaded (or in the path)
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4631 octave_value loaded_sym = symbol_table::find (symbol);
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4632 if (loaded_sym.is_function ())
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4633 {
21707 4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4634 fcn = loaded_sym.function_value ();
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4635 if (fcn)
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4636 {
21733 cb0fdd941d84 use namespace for system file_ops class John W. Eaton <jwe@octave.org> parents: 21732 diff changeset	4637 if (octave::sys::canonicalize_file_name (fcn->fcn_file_name ())
21740 767c81fe30ba Fix memory bug in source() from cset 4c080cbc4ef9 (bug #47938) Lachlan Andrew <lachlanbis@gmail.com> parents: 21736 diff changeset	4638 != full_name)
767c81fe30ba Fix memory bug in source() from cset 4c080cbc4ef9 (bug #47938) Lachlan Andrew <lachlanbis@gmail.com> parents: 21736 diff changeset	4639 {
767c81fe30ba Fix memory bug in source() from cset 4c080cbc4ef9 (bug #47938) Lachlan Andrew <lachlanbis@gmail.com> parents: 21736 diff changeset	4640 fcn = 0; // wrong file, so load it below
767c81fe30ba Fix memory bug in source() from cset 4c080cbc4ef9 (bug #47938) Lachlan Andrew <lachlanbis@gmail.com> parents: 21736 diff changeset	4641 delete_fcn = true; // and delete it when done.
767c81fe30ba Fix memory bug in source() from cset 4c080cbc4ef9 (bug #47938) Lachlan Andrew <lachlanbis@gmail.com> parents: 21736 diff changeset	4642 }
21707 4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4643 }
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4644 }
21707 4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4645
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4646 // If no symbol of this name, or the symbol is for a different file, load
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4647 if (! fcn)
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4648 {
21707 4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4649 try
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4650 {
21707 4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4651 fcn = parse_fcn_file (file_full_name, file_name, "", "",
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4652 require_file, true, false, false, warn_for);
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4653 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	4654 catch (octave::execution_exception& e)
21707 4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4655 {
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4656 error (e, "source: error sourcing file '%s'",
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4657 file_full_name.c_str ());
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4658 }
21707 4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4659 }
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4660
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4661 // Return or error if we don't have a valid script
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4662 if (! fcn)
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4663 return;
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4664
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4665 if (! fcn->is_user_code ())
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4666 {
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4667 if (delete_fcn)
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4668 delete fcn;
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4669 error ("source: %s is not a script", full_name.c_str ());
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4670 }
21707 4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4671
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4672 // Parameter checking is over. Now run.
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4673 octave_value_list args;
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4674
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4675 if (verbose)
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4676 {
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4677 std::cout << "executing commands from " << full_name << " ... ";
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4678 reading_startup_message_printed = true;
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4679 std::cout.flush ();
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4680 }
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4681
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4682 fcn->do_multi_index_op (0, args);
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4683
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4684 if (verbose)
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4685 std::cout << "done." << std::endl;
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4686
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4687 // Delete scripts not on the path, so they don't shadow ones that are.
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4688 if (delete_fcn)
4c080cbc4ef9 Make source() not re-parse a file if it is already loaded (bug #33411). Lachlan Andrew <lachlanbis@gmail.com> parents: 21589 diff changeset	4689 delete fcn;
4486 6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4690 }
6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4691
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4692 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	4693 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	4694 @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	4695 @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	4696 @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	4697 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	4698
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4699 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	4700
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4701 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	4702 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	4703
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4704 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	4705 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	4706 @end deftypefn */)
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4707 {
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4708 octave_value retval;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4709
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4710 int nargin = args.length ();
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4711
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4712 if (nargin > 1)
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4713 print_usage ();
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4714
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4715 std::string arg;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4716
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4717 if (nargin == 1)
21861 a55f1fa2c94a oct-parse.in.yy: Shorten lines to < 80 characters where possible. Rik <rik@octave.org> parents: 21748 diff changeset	4718 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	4719
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4720 std::string fname;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4721
7719 87eda1f8faaa octave_user_code: new base class for octave_user_script and octave_user_function John W. Eaton <jwe@octave.org> parents: 7715 diff changeset	4722 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	4723
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4724 if (fcn)
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4725 {
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4726 fname = fcn->fcn_file_name ();
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4727
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4728 if (fname.empty ())
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4729 fname = fcn->name ();
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4730 }
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4731
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4732 if (arg == "fullpathext")
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4733 retval = fname;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4734 else
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4735 {
21733 cb0fdd941d84 use namespace for system file_ops class John W. Eaton <jwe@octave.org> parents: 21732 diff changeset	4736 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	4737 size_t epos = fname.rfind ('.');
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5744 diff changeset	4738
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5744 diff changeset	4739 if (epos <= dpos)
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	4740 epos = std::string::npos;
85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	4741
85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	4742 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	4743
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4744 if (arg == "fullpath")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4745 retval = fname;
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4746 else
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	4747 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	4748 }
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4749
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4750 return retval;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4751 }
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4752
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4753 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	4754 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	4755 @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	4756 @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	4757 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	4758
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4759 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	4760 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	4761 @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	4762
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4763 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	4764 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	4765 (@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	4766 @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	4767 @end deftypefn */)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4768 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4769 octave_value_list retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4770
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4771 int nargin = args.length ();
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4772
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4773 if (nargin < 1 \|\| nargin > 2)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4774 print_usage ();
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4775
21861 a55f1fa2c94a oct-parse.in.yy: Shorten lines to < 80 characters where possible. Rik <rik@octave.org> parents: 21748 diff changeset	4776 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	4777
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4778 std::string context;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4779
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4780 if (nargin == 2)
21861 a55f1fa2c94a oct-parse.in.yy: Shorten lines to < 80 characters where possible. Rik <rik@octave.org> parents: 21748 diff changeset	4781 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	4782
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4783 source_file (file_name, context);
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4784
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4785 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4786 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4787
22298 18535a29a8e8 doc: improve documentation on oct-parse.in.yy(feval) (patch #9082) Ernst Reissner <rei3ner@arcor.de> parents: 22196 diff changeset	4788 /*!
18535a29a8e8 doc: improve documentation on oct-parse.in.yy(feval) (patch #9082) Ernst Reissner <rei3ner@arcor.de> parents: 22196 diff changeset	4789 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	4790 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	4791
22300 aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4792 @param name The name of the function to call.
aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4793 @param args The arguments to the function.
aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4794 @param nargout The number of output arguments expected.
aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4795 @return A list of output values. The length of the list is not
aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4796 necessarily the same as @c nargout.
aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4797
22298 18535a29a8e8 doc: improve documentation on oct-parse.in.yy(feval) (patch #9082) Ernst Reissner <rei3ner@arcor.de> parents: 22196 diff changeset	4798 */
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4799 octave_value_list
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3489 diff changeset	4800 feval (const std::string& name, const octave_value_list& args, int nargout)
3156 a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4801 {
a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4802 octave_value_list retval;
a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4803
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4804 octave_value fcn = symbol_table::find_function (name, args);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4805
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4806 if (fcn.is_defined ())
22300 aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4807 retval = fcn.do_multi_index_op (nargout, args);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4808 else
22712 e07fa946f763 Fix regression in feval and emit an error when function does not exist (bug #49516). Rik <rik@octave.org> parents: 22504 diff changeset	4809 error ("feval: function '%s' not found", name.c_str ());
3156 a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4810
a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4811 return retval;
a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4812 }
a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4813
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4814 octave_value_list
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4815 feval (octave_function *fcn, const octave_value_list& args, int nargout)
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4816 {
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4817 octave_value_list retval;
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4818
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4819 if (fcn)
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4820 retval = fcn->do_multi_index_op (nargout, args);
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4821
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4822 return retval;
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4823 }
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4824
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4825 static octave_value_list
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4826 get_feval_args (const octave_value_list& args)
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4827 {
10659 8baff2aceabc fix slicing value lists with name tags (bug #29960) Jaroslav Hajek <highegg@gmail.com> parents: 10578 diff changeset	4828 return args.slice (1, args.length () - 1, true);
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4829 }
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4830
22298 18535a29a8e8 doc: improve documentation on oct-parse.in.yy(feval) (patch #9082) Ernst Reissner <rei3ner@arcor.de> parents: 22196 diff changeset	4831 /*!
18535a29a8e8 doc: improve documentation on oct-parse.in.yy(feval) (patch #9082) Ernst Reissner <rei3ner@arcor.de> parents: 22196 diff changeset	4832 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	4833 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	4834
22300 aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4835 @param args The first element of @c args is the function to call.
aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4836 It may be the name of the function as a string, a function
aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4837 handle, or an inline function. The remaining arguments are
aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4838 passed to the function.
aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4839 @param nargout The number of output arguments expected.
aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4840 @return A list of output values. The length of the list is not
aa5360a5cd3b doc fix John W. Eaton <jwe@octave.org> parents: 22298 diff changeset	4841 necessarily the same as @c nargout.
22298 18535a29a8e8 doc: improve documentation on oct-parse.in.yy(feval) (patch #9082) Ernst Reissner <rei3ner@arcor.de> parents: 22196 diff changeset	4842 */
3156 a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4843 octave_value_list
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4844 feval (const octave_value_list& args, int nargout)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4845 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4846 octave_value_list retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4847
20818 cef0448a6ed2 eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20798 diff changeset	4848 if (args.length () > 0)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4849 {
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4850 octave_value f_arg = args(0);
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4851
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4852 if (f_arg.is_string ())
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4853 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4854 std::string name = f_arg.string_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4855
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4856 octave_value_list tmp_args = get_feval_args (args);
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4857
52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	4858 retval = feval (name, tmp_args, nargout);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4859 }
13241 2a8dcb5b3a00 improve default indexing for objects John W. Eaton <jwe@octave.org> parents: 13237 diff changeset	4860 else if (f_arg.is_function_handle ()
2a8dcb5b3a00 improve default indexing for objects John W. Eaton <jwe@octave.org> parents: 13237 diff changeset	4861 \|\| f_arg.is_anonymous_function ()
2a8dcb5b3a00 improve default indexing for objects John W. Eaton <jwe@octave.org> parents: 13237 diff changeset	4862 \|\| f_arg.is_inline_function ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4863 {
10492 a6b64a7a3769 make feval work with overloaded handles Jaroslav Hajek <highegg@gmail.com> parents: 10463 diff changeset	4864 const octave_value_list tmp_args = get_feval_args (args);
a6b64a7a3769 make feval work with overloaded handles Jaroslav Hajek <highegg@gmail.com> parents: 10463 diff changeset	4865
a6b64a7a3769 make feval work with overloaded handles Jaroslav Hajek <highegg@gmail.com> parents: 10463 diff changeset	4866 retval = f_arg.do_multi_index_op (nargout, tmp_args);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4867 }
10492 a6b64a7a3769 make feval work with overloaded handles Jaroslav Hajek <highegg@gmail.com> parents: 10463 diff changeset	4868 else
21861 a55f1fa2c94a oct-parse.in.yy: Shorten lines to < 80 characters where possible. Rik <rik@octave.org> parents: 21748 diff changeset	4869 error ("feval: first argument must be a string, inline function, or a function handle");
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4870 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4871
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4872 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4873 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4874
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4875 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	4876 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	4877 @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	4878 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	4879
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4880 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	4881 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	4882
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4883 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4884 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4885 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	4886 @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	4887 @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	4888 @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	4889
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4890 @noindent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4891 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	4892
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4893 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	4894 (@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	4895 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	4896 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	4897
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4898 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4899 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4900 @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	4901 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	4902 @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	4903 @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	4904 @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	4905 @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	4906 @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	4907
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4908 @noindent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4909 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	4910 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	4911 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	4912 instead.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4913 @end deftypefn */)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4914 {
20818 cef0448a6ed2 eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20798 diff changeset	4915 if (args.length () == 0)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4916 print_usage ();
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4917
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4918 return feval (args, nargout);
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4919 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4920
11225 8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4921 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	4922 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	4923 @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	4924 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	4925 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	4926
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4927 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	4928 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	4929 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	4930
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4931 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	4932 @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	4933
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4934 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4935 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	4936 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	4937 @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	4938 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	4939 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	4940 @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	4941 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	4942 @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	4943 @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	4944 @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	4945 @end deftypefn */)
11225 8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4946 {
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	4947 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	4948
20818 cef0448a6ed2 eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20798 diff changeset	4949 if (args.length () == 0)
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4950 print_usage ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4951
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4952 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	4953
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4954 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	4955
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4956 if (fcn.is_defined ())
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4957 retval = 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	4958 else
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	4959 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	4960
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4961 return retval;
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4962 }
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4963
3099 8ce6fed79320 [project @ 1997-11-14 09:49:28 by jwe] jwe parents: 3095 diff changeset	4964 octave_value_list
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	4965 eval_string (const std::string& eval_str, bool silent,
b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	4966 int& parse_status, int nargout)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4967 {
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4968 octave_value_list retval;
55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4969
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	4970 octave::parser parser (eval_str);
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	4971
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4972 do
55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4973 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4974 parser.reset ();
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4975
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4976 parse_status = parser.run ();
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4977
3883 69b6bd271277 [project @ 2002-04-02 21:05:10 by jwe] jwe parents: 3881 diff changeset	4978 if (parse_status == 0)
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4979 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4980 if (parser.stmt_list)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4981 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4982 tree_statement *stmt = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4983
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4984 if (parser.stmt_list->length () == 1
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4985 && (stmt = parser.stmt_list->front ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4986 && stmt->is_expression ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4987 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4988 tree_expression *expr = stmt->expression ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4989
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4990 if (silent)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4991 expr->set_print_flag (false);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4992
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4993 bool do_bind_ans = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4994
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4995 if (expr->is_identifier ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4996 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4997 tree_identifier *id
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4998 = dynamic_cast<tree_identifier *> (expr);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4999
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5000 do_bind_ans = (! id->is_variable ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5001 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5002 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5003 do_bind_ans = (! expr->is_assignment_expression ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5004
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5005 retval = expr->rvalue (nargout);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5006
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	5007 if (do_bind_ans && ! retval.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5008 bind_ans (retval(0), expr->print_result ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5009
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5010 if (nargout == 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5011 retval = octave_value_list ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5012 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5013 else if (nargout == 0)
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	5014 parser.stmt_list->accept (*octave::current_evaluator);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5015 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5016 error ("eval: invalid use of statement list");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5017
20547 52ce821a52fd eliminate simple uses of error_state in parser and lexer John W. Eaton <jwe@octave.org> parents: 20535 diff changeset	5018 if (tree_return_command::returning
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5019 \|\| tree_break_command::breaking
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5020 \|\| tree_continue_command::continuing)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5021 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5022 }
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	5023 else if (parser.lexer.end_of_input)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5024 break;
3883 69b6bd271277 [project @ 2002-04-02 21:05:10 by jwe] jwe parents: 3881 diff changeset	5025 }
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	5026 }
55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	5027 while (parse_status == 0);
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5028
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5029 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5030 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5031
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5032 octave_value
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	5033 eval_string (const std::string& eval_str, bool silent, int& parse_status)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5034 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5035 octave_value retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5036
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	5037 octave_value_list tmp = eval_string (eval_str, silent, parse_status, 1);
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5038
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5039 if (! tmp.empty ())
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5040 retval = tmp(0);
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5041
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5042 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5043 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5044
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5045 static octave_value_list
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5046 eval_string (const octave_value& arg, bool silent, int& parse_status,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	5047 int nargout)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5048 {
20700 68e3a747ca02 rename octave_value value extractors that accept error message args John W. Eaton <jwe@octave.org> parents: 20666 diff changeset	5049 std::string s = arg.xstring_value ("eval: expecting std::string argument");
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5050
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5051 return eval_string (s, silent, parse_status, nargout);
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5052 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5053
13970 c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	5054 void
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	5055 cleanup_statement_list (tree_statement_list **lst)
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	5056 {
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	5057 if (*lst)
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	5058 {
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	5059 delete *lst;
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	5060 *lst = 0;
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	5061 }
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	5062 }
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	5063
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5064 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	5065 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	5066 @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	5067 @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	5068 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	5069 program.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5070
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5071 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	5072
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5073 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	5074 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	5075
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5076 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	5077 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	5078
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5079 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5080 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	5081 @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	5082
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5083 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	5084 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	5085
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5086 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5087 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5088 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	5089 '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	5090 @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	5091 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	5092 @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	5093 @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	5094
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5095 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	5096 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	5097 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	5098 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	5099 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	5100 does.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5101 @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	5102 @end deftypefn */)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5103 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5104 octave_value_list retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5105
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5106 int nargin = args.length ();
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5107
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5108 if (nargin == 0)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5109 print_usage ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5110
21743 f4d7d0eb5b0c use namespace for unwind_protect class John W. Eaton <jwe@octave.org> parents: 21740 diff changeset	5111 octave::unwind_protect frame;
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5112
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5113 if (nargin > 1)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5114 {
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5115 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	5116 buffer_error_messages++;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5117 }
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5118
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5119 int parse_status = 0;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5120
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5121 bool execution_error = false;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5122
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5123 octave_value_list tmp;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5124
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5125 try
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5126 {
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5127 tmp = eval_string (args(0), nargout > 0, parse_status, nargout);
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5128 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	5129 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	5130 {
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5131 recover_from_exception ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5132
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5133 execution_error = true;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5134 }
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5135
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5136 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	5137 {
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5138 // 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	5139 // 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	5140
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5141 buffer_error_messages--;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5142
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5143 tmp = eval_string (args(1), nargout > 0, parse_status, nargout);
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5144
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5145 if (nargout > 0)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5146 retval = tmp;
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5147 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5148 else
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5149 {
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5150 if (nargout > 0)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5151 retval = tmp;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5152
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5153 // 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	5154 // 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	5155 if (execution_error)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5156 octave_throw_execution_exception ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5157 }
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5158
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5159 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5160 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	5161
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5162 /*
c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5163
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5164 %!shared x
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5165 %! x = 1;
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5166
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5167 %!assert (eval ("x"), 1)
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5168 %!assert (eval ("x;"))
21317 a4faec57f4c8 maint: remove semicolon after %!assert tests to follow Octave conventions. Rik <rik@octave.org> parents: 21301 diff changeset	5169 %!assert (eval ("x;"), 1)
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5170
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5171 %!test
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5172 %! y = eval ("x");
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5173 %! assert (y, 1);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5174
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5175 %!test
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5176 %! y = eval ("x;");
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5177 %! assert (y, 1);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5178
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5179 %!test
21580 ecce63c99c3f maint: Add semicolons to terminate code in %! blocks. Rik <rik@octave.org> parents: 21416 diff changeset	5180 %! eval ("x = 1;");
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5181 %! assert (x,1);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5182
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5183 %!test
c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5184 %! eval ("flipud = 2;");
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5185 %! assert (flipud, 2);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5186
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5187 %!function y = __f ()
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5188 %! eval ("flipud = 2;");
c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5189 %! y = flipud;
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5190 %!endfunction
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	5191 %!assert (__f(), 2)
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5192
14533 e6aa044253eb Allow comma at the end of an assignment list (bug #35645) Max Brister <max@2bass.com> parents: 14512 diff changeset	5193 % bug #35645
e6aa044253eb Allow comma at the end of an assignment list (bug #35645) Max Brister <max@2bass.com> parents: 14512 diff changeset	5194 %!test
e6aa044253eb Allow comma at the end of an assignment list (bug #35645) Max Brister <max@2bass.com> parents: 14512 diff changeset	5195 %! [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	5196 %! [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	5197
21581 6fab85c1538f maint: Follow Octave conventions for use of semicolon in BIST tests. Rik <rik@octave.org> parents: 21580 diff changeset	5198 %!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	5199
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5200 */
c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	5201
4661 12b6fbd57436 [project @ 2003-11-25 05:41:35 by jwe] jwe parents: 4615 diff changeset	5202 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	5203 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	5204 @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	5205 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	5206 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	5207 @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	5208 @end deftypefn */)
4297 59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	5209 {
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	5210 octave_value_list retval;
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	5211
20818 cef0448a6ed2 eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20798 diff changeset	5212 if (args.length () != 3)
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5213 print_usage ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5214
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5215 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	5216
21743 f4d7d0eb5b0c use namespace for unwind_protect class John W. Eaton <jwe@octave.org> parents: 21740 diff changeset	5217 octave::unwind_protect frame;
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5218
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5219 if (context == "caller")
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5220 octave_call_stack::goto_caller_frame ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5221 else if (context == "base")
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5222 octave_call_stack::goto_base_frame ();
4297 59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	5223 else
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5224 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	5225
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5226 frame.add_fcn (octave_call_stack::pop);
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5227
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5228 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	5229
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5230 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	5231 {
105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5232 // 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	5233 // 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	5234 // already been checked.
105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5235
22196 dd992fd74fce put parser, lexer, and evaluator in namespace; interpreter now owns evaluator John W. Eaton <jwe@octave.org> parents: 22094 diff changeset	5236 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	5237 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	5238
105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5239 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	5240 }
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5241 else
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5242 error ("assignin: invalid variable name in argument VARNAME");
4297 59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	5243
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	5244 return retval;
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	5245 }
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	5246
21369 105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5247 /*
105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5248
21581 6fab85c1538f maint: Follow Octave conventions for use of semicolon in BIST tests. Rik <rik@octave.org> parents: 21580 diff changeset	5249 %!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	5250
105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5251 */
105224df2330 also disallow assignment to keywords in assignin (bug #46459) John W. Eaton <jwe@octave.org> parents: 21361 diff changeset	5252
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5253 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	5254 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	5255 @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	5256 @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	5257 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	5258 @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	5259 @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	5260 @end deftypefn */)
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5261 {
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5262 octave_value_list retval;
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5263
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5264 int nargin = args.length ();
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5265
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5266 if (nargin < 2)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5267 print_usage ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5268
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5269 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	5270
21743 f4d7d0eb5b0c use namespace for unwind_protect class John W. Eaton <jwe@octave.org> parents: 21740 diff changeset	5271 octave::unwind_protect frame;
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5272
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5273 if (context == "caller")
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5274 octave_call_stack::goto_caller_frame ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5275 else if (context == "base")
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5276 octave_call_stack::goto_base_frame ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5277 else
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5278 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	5279
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5280 frame.add_fcn (octave_call_stack::pop);
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5281
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5282 if (nargin > 2)
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5283 {
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5284 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	5285 buffer_error_messages++;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5286 }
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5287
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5288 int parse_status = 0;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5289
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5290 bool execution_error = false;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5291
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5292 octave_value_list tmp;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5293
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5294 try
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5295 {
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5296 tmp = eval_string (args(1), nargout > 0,
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5297 parse_status, nargout);
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5298 }
22327 d0562b3159c7 move more classes inside octave namespace John W. Eaton <jwe@octave.org> parents: 22323 diff changeset	5299 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	5300 {
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5301 recover_from_exception ();
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 execution_error = true;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5304 }
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5305
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5306 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	5307 {
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5308 // 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	5309 // 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	5310
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5311 buffer_error_messages--;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5312
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5313 tmp = eval_string (args(2), nargout > 0,
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5314 parse_status, nargout);
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 retval = (nargout > 0) ? tmp : octave_value_list ();
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5317 }
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5318 else
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5319 {
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5320 if (nargout > 0)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5321 retval = tmp;
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5322
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5323 // 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	5324 // 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	5325 // execution exception.
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5326 if (execution_error)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5327 octave_throw_execution_exception ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5328 }
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5329
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5330 return retval;
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5331 }
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	5332
22504 2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5333 static void
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5334 maybe_print_last_error_message (bool *doit)
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5335 {
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5336 if (doit && *doit)
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5337 // 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	5338 // 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	5339 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	5340 last_error_message ().c_str ());
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5341 }
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5342
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5343 static void
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5344 restore_octave_stdout (std::streambuf *buf)
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5345 {
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5346 octave_stdout.flush ();
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5347 octave_stdout.rdbuf (buf);
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5348 }
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5349
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5350 static void
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5351 restore_octave_stderr (std::streambuf *buf)
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5352 {
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5353 std::cerr.flush ();
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5354 std::cerr.rdbuf (buf);
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5355 }
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5356
21075 5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5357 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	5358 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	5359 @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	5360 @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	5361 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	5362 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	5363
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5364 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	5365
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5366 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	5367 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	5368 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	5369
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5370 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	5371 @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	5372 @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	5373 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	5374
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5375 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5376 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5377 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	5378 @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	5379
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21942 diff changeset	5380 @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	5381 @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	5382 @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	5383 @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	5384 @end deftypefn */)
21075 5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5385 {
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5386 int nargin = args.length ();
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5387
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5388 if (nargin == 0 \|\| nargin > 2)
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5389 print_usage ();
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5390
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5391 // redirect stdout/stderr to capturing buffer
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5392 std::ostringstream buffer;
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5393
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5394 std::ostream& out_stream = octave_stdout;
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5395 std::ostream& err_stream = std::cerr;
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5396
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5397 out_stream.flush ();
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5398 err_stream.flush ();
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5399
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5400 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	5401 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	5402
22504 2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5403 bool eval_error_occurred = true;
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5404
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5405 octave::unwind_protect frame;
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5406
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5407 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	5408 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	5409 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	5410
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5411 // call standard eval function
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5412 octave_value_list retval;
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5413 int eval_nargout = std::max (0, nargout - 1);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5414
22504 2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5415 retval = Feval (args, eval_nargout);
2aa9e8893ea9 Fix crash in evalc (bug #49057). Mike Miller <mtmiller@octave.org> parents: 22327 diff changeset	5416 eval_error_occurred = false;
21075 5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5417
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5418 retval.prepend (buffer.str ());
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5419 return retval;
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5420 }
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5421
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5422 /*
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5423
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5424 %!assert (evalc ("1"), "ans = 1\n")
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5425 %!assert (evalc ("1;"), "")
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5426
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5427 %!test
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5428 %! [s, y] = evalc ("1");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5429 %! assert (s, "");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5430 %! assert (y, 1);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5431
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5432 %!test
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5433 %! [s, y] = evalc ("1;");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5434 %! assert (s, "");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5435 %! assert (y, 1);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5436
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5437 %!test
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5438 %! assert (evalc ("y = 2"), "y = 2\n");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5439 %! assert (y, 2);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5440
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5441 %!test
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5442 %! assert (evalc ("y = 3;"), "");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5443 %! assert (y, 3);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5444
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5445 %!test
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5446 %! [s, a, b] = evalc ("deal (1, 2)");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5447 %! assert (s, "");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5448 %! assert (a, 1);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5449 %! assert (b, 2);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5450
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5451 %!function [a, b] = __f_evalc ()
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5452 %! printf ("foo");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5453 %! fprintf (stdout, "bar");
21580 ecce63c99c3f maint: Add semicolons to terminate code in %! blocks. Rik <rik@octave.org> parents: 21416 diff changeset	5454 %! disp (pi);
21075 5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5455 %! a = 1;
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5456 %! b = 2;
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5457 %!endfunction
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5458 %!test
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5459 %! [s, a, b] = evalc ("__f_evalc ()");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5460 %! assert (s, "foobar 3.1416\n");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5461 %! assert (a, 1);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5462 %! assert (b, 2);
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5463
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5464 %!error <foo> (evalc ("error ('foo')"))
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5465 %!error <bar> (evalc ("error ('foo')", "error ('bar')"))
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5466
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5467 %!test
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5468 %! warning ("off", "quiet", "local");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5469 %! assert (evalc ("warning ('foo')"), "warning: foo\n");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5470
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5471 %!test
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5472 %! warning ("off", "quiet", "local");
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5473 %! 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	5474
21581 6fab85c1538f maint: Follow Octave conventions for use of semicolon in BIST tests. Rik <rik@octave.org> parents: 21580 diff changeset	5475 %!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	5476
21075 5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5477 */
5ed379c8decd Add new function evalc to core. Oliver Heimlich <oheim@posteo.de> parents: 21073 diff changeset	5478
8311 7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5479 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	5480 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	5481 @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	5482 @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	5483 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	5484 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	5485 @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	5486 @end deftypefn */)
8311 7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5487 {
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5488 octave_value retval;
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5489
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5490 bool debug_flag = octave_debug;
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5491
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5492 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	5493 "__parser_debug_flag__");
8311 7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5494
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5495 octave_debug = debug_flag;
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5496
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5497 return retval;
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5498 }
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	5499
17377 15e2ad6372f7 maint: Tweaks to remove compiler warnings. Rik <rik@octave.org> parents: 17342 diff changeset	5500 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	5501 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	5502 @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	5503 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	5504 @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	5505 {
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5506 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	5507
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5508 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	5509
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5510 if (nargin < 1 \|\| nargin > 2)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5511 print_usage ();
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5512
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5513 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	5514
21732 6a1eded90355 use namespace for system env class John W. Eaton <jwe@octave.org> parents: 21730 diff changeset	5515 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	5516
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5517 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	5518
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5519 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	5520 \|\| (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	5521 \|\| (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	5522 {
21732 6a1eded90355 use namespace for system env class John W. Eaton <jwe@octave.org> parents: 21730 diff changeset	5523 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	5524 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	5525
21733 cb0fdd941d84 use namespace for system file_ops class John W. Eaton <jwe@octave.org> parents: 21732 diff changeset	5526 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	5527 if (pos != std::string::npos)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5528 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	5529 }
20798 bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5530
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5531 if (nargin == 2)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5532 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	5533
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5534 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	5535 true, false, false,
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5536 false, "__parse_file__");
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5537
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5538 if (fcn)
bb585db6dee2 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20785 diff changeset	5539 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	5540
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5541 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	5542 }

Mercurial > octave

annotate libinterp/parse-tree/oct-parse.in.yy @ 24213:d2cfaaa57677 stable