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

annotate libinterp/parse-tree/oct-parse.in.yy @ 18976:dcb260e7a648

maint: Periodic merge of gui-release to default.

author	John W. Eaton <jwe@octave.org>
date	Fri, 01 Aug 2014 12:10:05 -0400
parents	09eb8a2ddb02 c59745865c7f
children

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
17744 d63878346099 maint: Update copyright notices for release. John W. Eaton <jwe@octave.org> parents: 17743 diff changeset	3 Copyright (C) 1993-2013 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
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	6
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	7 This file is part of Octave.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	8
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	9 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	10 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	11 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	12 option) any later version.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	13
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	14 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	15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	16 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	17 for more details.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	18
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	19 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	20 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	21 <http://www.gnu.org/licenses/>.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	22
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 // Parser for Octave.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	26
767 42731861ee09 [project @ 1994-10-05 21:26:54 by jwe] jwe parents: 751 diff changeset	27 // C decarations.
42731861ee09 [project @ 1994-10-05 21:26:54 by jwe] jwe parents: 751 diff changeset	28
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	29 %{
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	30 #define YYDEBUG 1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	31
240 a99f28f5e351 [project @ 1993-11-30 20:24:36 by jwe] jwe parents: 206 diff changeset	32 #ifdef HAVE_CONFIG_H
1229 7d7c3eaa1d3b [project @ 1995-04-10 01:04:13 by jwe] jwe parents: 1162 diff changeset	33 #include <config.h>
240 a99f28f5e351 [project @ 1993-11-30 20:24:36 by jwe] jwe parents: 206 diff changeset	34 #endif
a99f28f5e351 [project @ 1993-11-30 20:24:36 by jwe] jwe parents: 206 diff changeset	35
3178 09a3064a3a17 [project @ 1998-06-23 03:46:42 by jwe] jwe parents: 3165 diff changeset	36 #include <cassert>
10463 bbe99b2a5ba7 undo recent gnulib-related changes John W. Eaton <jwe@octave.org> parents: 10447 diff changeset	37 #include <cstdio>
bbe99b2a5ba7 undo recent gnulib-related changes John W. Eaton <jwe@octave.org> parents: 10447 diff changeset	38 #include <cstdlib>
2427 2f50b24ce84f [project @ 1996-10-25 06:15:28 by jwe] jwe parents: 2375 diff changeset	39
8950 d865363208d6 include <iosfwd> instead of <iostream> in header files John W. Eaton <jwe@octave.org> parents: 8920 diff changeset	40 #include <iostream>
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	41 #include <map>
5765 7ba9ad1fec11 [project @ 2006-04-17 05:05:15 by jwe] jwe parents: 5760 diff changeset	42 #include <sstream>
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	43
3928 e8627dc4bdf2 [project @ 2002-05-03 19:56:01 by jwe] jwe parents: 3903 diff changeset	44 #include "Cell.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	45 #include "Matrix.h"
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	46 #include "cmd-edit.h"
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	47 #include "cmd-hist.h"
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	48 #include "file-ops.h"
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	49 #include "file-stat.h"
4243 7e4d5b5520e5 [project @ 2002-12-27 05:30:59 by jwe] jwe parents: 4240 diff changeset	50 #include "oct-env.h"
3712 7066a8065e7e [project @ 2000-08-22 06:21:20 by jwe] jwe parents: 3665 diff changeset	51 #include "oct-time.h"
4171 04694e5b4239 [project @ 2002-11-12 20:27:24 by jwe] jwe parents: 4131 diff changeset	52 #include "quit.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	53
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	54 #include "comment-list.h"
4243 7e4d5b5520e5 [project @ 2002-12-27 05:30:59 by jwe] jwe parents: 4240 diff changeset	55 #include "defaults.h"
2166 d68119516779 [project @ 1996-05-13 13:41:55 by jwe] jwe parents: 2124 diff changeset	56 #include "defun.h"
4243 7e4d5b5520e5 [project @ 2002-12-27 05:30:59 by jwe] jwe parents: 4240 diff changeset	57 #include "dirfns.h"
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	58 #include "dynamic-ld.h"
1351 8256c4c57419 [project @ 1995-09-05 08:02:08 by jwe] jwe parents: 1315 diff changeset	59 #include "error.h"
8256c4c57419 [project @ 1995-09-05 08:02:08 by jwe] jwe parents: 1315 diff changeset	60 #include "input.h"
8256c4c57419 [project @ 1995-09-05 08:02:08 by jwe] jwe parents: 1315 diff changeset	61 #include "lex.h"
5832 5e41e06f6a78 [project @ 2006-05-26 21:41:32 by jwe] jwe parents: 5823 diff changeset	62 #include "load-path.h"
1743 ab8612a09449 [project @ 1996-01-12 11:25:30 by jwe] jwe parents: 1740 diff changeset	63 #include "oct-hist.h"
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	64 #include "oct-map.h"
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	65 #include "ov-classdef.h"
4935 4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	66 #include "ov-fcn-handle.h"
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	67 #include "ov-usr-fcn.h"
8150 283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	68 #include "ov-null-mat.h"
1670 6708c53892c1 [project @ 1995-12-27 04:33:00 by jwe] jwe parents: 1623 diff changeset	69 #include "toplev.h"
1351 8256c4c57419 [project @ 1995-09-05 08:02:08 by jwe] jwe parents: 1315 diff changeset	70 #include "pager.h"
8256c4c57419 [project @ 1995-09-05 08:02:08 by jwe] jwe parents: 1315 diff changeset	71 #include "parse.h"
2987 ae20b3f37f5e [project @ 1997-05-16 07:05:15 by jwe] jwe parents: 2982 diff changeset	72 #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	73 #include "pt-eval.h"
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	74 #include "pt-funcall.h"
1351 8256c4c57419 [project @ 1995-09-05 08:02:08 by jwe] jwe parents: 1315 diff changeset	75 #include "symtab.h"
8256c4c57419 [project @ 1995-09-05 08:02:08 by jwe] jwe parents: 1315 diff changeset	76 #include "token.h"
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	77 #include "unwind-prot.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	78 #include "utils.h"
1351 8256c4c57419 [project @ 1995-09-05 08:02:08 by jwe] jwe parents: 1315 diff changeset	79 #include "variables.h"
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	80
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	81 // 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	82 #include <oct-parse.h>
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	83
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	84 extern int octave_lex (YYSTYPE , void );
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	85
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	86 // Global access to currently active lexer.
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	87 // FIXME -- to be removed after more parser+lexer refactoring.
16293 57e87ddfee14 create base class for lexer John W. Eaton <jwe@octave.org> parents: 16288 diff changeset	88 octave_base_lexer *LEXER = 0;
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	89
10426 4db7beace28e oct-parse.yy, lex.ll: use symbols via gnulib namespace John W. Eaton <jwe@octave.org> parents: 10411 diff changeset	90 #if defined (GNULIB_NAMESPACE)
4db7beace28e oct-parse.yy, lex.ll: use symbols via gnulib namespace John W. Eaton <jwe@octave.org> parents: 10411 diff changeset	91 // Calls to the following functions appear in the generated output from
4db7beace28e oct-parse.yy, lex.ll: use symbols via gnulib namespace John W. Eaton <jwe@octave.org> parents: 10411 diff changeset	92 // Bison without the namespace tag. Redefine them so we will use them
4db7beace28e oct-parse.yy, lex.ll: use symbols via gnulib namespace John W. Eaton <jwe@octave.org> parents: 10411 diff changeset	93 // via the gnulib namespace.
4db7beace28e oct-parse.yy, lex.ll: use symbols via gnulib namespace John W. Eaton <jwe@octave.org> parents: 10411 diff changeset	94 #define fclose GNULIB_NAMESPACE::fclose
4db7beace28e oct-parse.yy, lex.ll: use symbols via gnulib namespace John W. Eaton <jwe@octave.org> parents: 10411 diff changeset	95 #define fprintf GNULIB_NAMESPACE::fprintf
4db7beace28e oct-parse.yy, lex.ll: use symbols via gnulib namespace John W. Eaton <jwe@octave.org> parents: 10411 diff changeset	96 #define malloc GNULIB_NAMESPACE::malloc
4db7beace28e oct-parse.yy, lex.ll: use symbols via gnulib namespace John W. Eaton <jwe@octave.org> parents: 10411 diff changeset	97 #endif
4db7beace28e oct-parse.yy, lex.ll: use symbols via gnulib namespace John W. Eaton <jwe@octave.org> parents: 10411 diff changeset	98
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	99 // TRUE means we printed messages about reading startup files.
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	100 bool reading_startup_message_printed = false;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	101
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	102 // List of autoloads (function -> file mapping).
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	103 static std::map<std::string, std::string> autoload_map;
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	104
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	105 // 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	106 // the file.
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	107
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	108 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	109
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	110 #define ABORT_PARSE \
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	111 do \
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	112 { \
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	113 yyerrok; \
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	114 if ((interactive \|\| forced_interactive) \
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	115 && ! lexer.input_from_eval_string ()) \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	116 YYACCEPT; \
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	117 else \
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	118 YYABORT; \
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	119 } \
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	120 while (0)
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	121
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	122 #define lexer parser.lexer
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	123 #define scanner lexer.scanner
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	124
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	125 %}
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	126
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	127 // Bison declarations.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	128
17743 af5ad573c665 oct-parse.in.yy: Add %expect declaration. John W. Eaton <jwe@octave.org> parents: 17731 diff changeset	129 // 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	130 // we notice if that number changes.
af5ad573c665 oct-parse.in.yy: Add %expect declaration. John W. Eaton <jwe@octave.org> parents: 17731 diff changeset	131
af5ad573c665 oct-parse.in.yy: Add %expect declaration. John W. Eaton <jwe@octave.org> parents: 17731 diff changeset	132 %expect 14
af5ad573c665 oct-parse.in.yy: Add %expect declaration. John W. Eaton <jwe@octave.org> parents: 17731 diff changeset	133
18974 d8abf813c69f handle changes in bison 3.x John W. Eaton <jwe@octave.org> parents: 18531 diff changeset	134 %API_PREFIX_DECL%
4753 9f0ce1536368 [project @ 2004-02-13 17:55:24 by jwe] jwe parents: 4699 diff changeset	135
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	136 // 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	137 // 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	138 // 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	139 // 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	140 // 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	141 // 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	142 // 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	143 // 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	144
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	145 %define api.pure
16174 39096b290a2f check syntax used to enable bison push/pull parser John W. Eaton <jwe@octave.org> parents: 16167 diff changeset	146 %PUSH_PULL_DECL%
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	147 %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	148 %lex-param { void *scanner }
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	149
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	150 %union
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	151 {
2891 1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	152 // 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	153 token *tok_val;
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	154
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	155 // 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	156 octave_comment_list *comment_type;
0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	157
2891 1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	158 // Types for the nonterminals we generate.
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	159 char sep_type;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	160 tree *tree_type;
1829 7d2982b55242 [project @ 1996-02-02 14:12:59 by jwe] jwe parents: 1826 diff changeset	161 tree_matrix *tree_matrix_type;
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	162 tree_cell *tree_cell_type;
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	163 tree_expression *tree_expression_type;
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	164 tree_constant *tree_constant_type;
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	165 tree_fcn_handle *tree_fcn_handle_type;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	166 tree_funcall *tree_funcall_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	167 tree_function_def *tree_function_def_type;
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5848 diff changeset	168 tree_anon_fcn_handle *tree_anon_fcn_handle_type;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	169 tree_identifier *tree_identifier_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	170 tree_index_expression *tree_index_expression_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	171 tree_colon_expression *tree_colon_expression_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	172 tree_argument_list *tree_argument_list_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	173 tree_parameter_list *tree_parameter_list_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	174 tree_command *tree_command_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	175 tree_if_command *tree_if_command_type;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	176 tree_if_clause *tree_if_clause_type;
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	177 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	178 tree_switch_command *tree_switch_command_type;
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	179 tree_switch_case *tree_switch_case_type;
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	180 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	181 tree_decl_elt *tree_decl_elt_type;
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	182 tree_decl_init_list *tree_decl_init_list_type;
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	183 tree_decl_command *tree_decl_command_type;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	184 tree_statement *tree_statement_type;
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	185 tree_statement_list *tree_statement_list_type;
2891 1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	186 octave_user_function *octave_user_function_type;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	187
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	188 tree_classdef *tree_classdef_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	189 tree_classdef_attribute* tree_classdef_attribute_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	190 tree_classdef_attribute_list* tree_classdef_attribute_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	191 tree_classdef_superclass* tree_classdef_superclass_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	192 tree_classdef_superclass_list* tree_classdef_superclass_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	193 tree_classdef_body* tree_classdef_body_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	194 tree_classdef_property* tree_classdef_property_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	195 tree_classdef_property_list* tree_classdef_property_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	196 tree_classdef_properties_block* tree_classdef_properties_block_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	197 tree_classdef_methods_list* tree_classdef_methods_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	198 tree_classdef_methods_block* tree_classdef_methods_block_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	199 tree_classdef_event* tree_classdef_event_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	200 tree_classdef_events_list* tree_classdef_events_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	201 tree_classdef_events_block* tree_classdef_events_block_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	202 tree_classdef_enum* tree_classdef_enum_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	203 tree_classdef_enum_list* tree_classdef_enum_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	204 tree_classdef_enum_block* tree_classdef_enum_block_type;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	205 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	206
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	207 // Tokens with line and column information.
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	208 %token <tok_val> '=' ':' '-' '+' '*' '/'
4018 a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	209 %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	210 %token <tok_val> EMUL_EQ EDIV_EQ ELEFTDIV_EQ EPOW_EQ AND_EQ OR_EQ
2899 0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	211 %token <tok_val> LSHIFT_EQ RSHIFT_EQ LSHIFT RSHIFT
428 fa0453b25410 [project @ 1994-05-25 01:06:28 by jwe] jwe parents: 341 diff changeset	212 %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	213 %token <tok_val> EXPR_AND EXPR_OR EXPR_NOT
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	214 %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	215 %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	216 %token <tok_val> HERMITIAN TRANSPOSE
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	217 %token <tok_val> PLUS_PLUS MINUS_MINUS POW EPOW
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	218 %token <tok_val> NUM IMAG_NUM
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	219 %token <tok_val> STRUCT_ELT
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	220 %token <tok_val> NAME
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	221 %token <tok_val> END
5279 bd32f770c09a [project @ 2005-04-12 21:55:31 by jwe] jwe parents: 5189 diff changeset	222 %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	223 %token <tok_val> FOR PARFOR WHILE DO UNTIL
1491 893b416bb919 [project @ 1995-09-29 04:03:01 by jwe] jwe parents: 1489 diff changeset	224 %token <tok_val> IF ELSEIF ELSE
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	225 %token <tok_val> SWITCH CASE OTHERWISE
1491 893b416bb919 [project @ 1995-09-29 04:03:01 by jwe] jwe parents: 1489 diff changeset	226 %token <tok_val> BREAK CONTINUE FUNC_RET
924 8b0920cc1d64 [project @ 1994-11-15 00:40:50 by jwe] jwe parents: 922 diff changeset	227 %token <tok_val> UNWIND CLEANUP
1489 3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1371 diff changeset	228 %token <tok_val> TRY CATCH
14294 9e3983c8963c deprecate the static keyword John W. Eaton <jwe@octave.org> parents: 14293 diff changeset	229 %token <tok_val> GLOBAL PERSISTENT
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	230 %token <tok_val> FCN_HANDLE
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	231 %token <tok_val> CLASSDEF
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	232 %token <tok_val> PROPERTIES METHODS EVENTS ENUMERATION
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	233 %token <tok_val> METAQUERY
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	234 %token <tok_val> SUPERCLASSREF
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	235 %token <tok_val> FQ_IDENT
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	236 %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	237 %token <tok_val> FCN
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	238
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	239 // Other tokens.
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	240 %token END_OF_INPUT LEXICAL_ERROR
16644 856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	241 %token INPUT_FILE
7587 1f662945c2be handle varargin and varargout without keywords John W. Eaton <jwe@octave.org> parents: 7562 diff changeset	242 // %token VARARGIN VARARGOUT
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	243
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	244 // Nonterminals we construct.
16644 856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	245 %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	246 %type <tok_val> function_beg classdef_beg
16238 38bd5ae8463b new opt_semi non-terminal for parser; use opt_comma in cell_or_matrix_row John W. Eaton <jwe@octave.org> parents: 16237 diff changeset	247 %type <sep_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	248 %type <tree_type> input
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5848 diff changeset	249 %type <tree_constant_type> string constant magic_colon
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5848 diff changeset	250 %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	251 %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	252 %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	253 %type <tree_cell_type> cell_rows
5102 b04b30d30c66 [project @ 2004-12-28 01:59:05 by jwe] jwe parents: 5013 diff changeset	254 %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	255 %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	256 %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	257 %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	258 %type <tree_funcall_type> superclass_identifier meta_identifier
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	259 %type <octave_user_function_type> function1 function2
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	260 %type <tree_index_expression_type> word_list_cmd
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	261 %type <tree_colon_expression_type> colon_expr1
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	262 %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	263 %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	264 %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	265 %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	266 %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	267 %type <tree_command_type> jump_command except_command
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	268 %type <tree_function_def_type> function
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	269 %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	270 %type <tree_command_type> file
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	271 %type <tree_if_command_type> if_command
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	272 %type <tree_if_clause_type> elseif_clause else_clause
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	273 %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	274 %type <tree_switch_command_type> switch_command
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	275 %type <tree_switch_case_type> switch_case default_case
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	276 %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	277 %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	278 %type <tree_decl_init_list_type> decl1
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	279 %type <tree_decl_command_type> declaration
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	280 %type <tree_statement_type> statement function_end
627 739d16c30481 [project @ 1994-08-19 13:23:14 by jwe] jwe parents: 620 diff changeset	281 %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	282 %type <tree_statement_list_type> opt_list
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	283 %type <tree_classdef_attribute_type> attr
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	284 %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	285 %type <tree_classdef_superclass_type> superclass
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	286 %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	287 %type <tree_classdef_body_type> class_body
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	288 %type <tree_classdef_property_type> class_property
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	289 %type <tree_classdef_property_list_type> property_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	290 %type <tree_classdef_properties_block_type> properties_block
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	291 %type <tree_classdef_methods_list_type> methods_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	292 %type <tree_classdef_methods_block_type> methods_block
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	293 %type <tree_classdef_event_type> class_event
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	294 %type <tree_classdef_events_list_type> events_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	295 %type <tree_classdef_events_block_type> events_block
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	296 %type <tree_classdef_enum_type> class_enum
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	297 %type <tree_classdef_enum_list_type> enum_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	298 %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	299 %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	300 %type <octave_user_function_type> method_decl1
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	301
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	302 // Precedence and associativity.
4018 a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	303 %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 LSHIFT_EQ RSHIFT_EQ
4023 ef3caf27cb9c [project @ 2002-08-07 06:54:41 by jwe] jwe parents: 4018 diff changeset	304 %left EXPR_OR_OR
ef3caf27cb9c [project @ 2002-08-07 06:54:41 by jwe] jwe parents: 4018 diff changeset	305 %left EXPR_AND_AND
ef3caf27cb9c [project @ 2002-08-07 06:54:41 by jwe] jwe parents: 4018 diff changeset	306 %left EXPR_OR
ef3caf27cb9c [project @ 2002-08-07 06:54:41 by jwe] jwe parents: 4018 diff changeset	307 %left EXPR_AND
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	308 %left EXPR_LT EXPR_LE EXPR_EQ EXPR_NE EXPR_GE EXPR_GT
2899 0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	309 %left LSHIFT RSHIFT
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	310 %left ':'
1276 cbdf7db98554 [project @ 1995-04-24 15:31:24 by jwe] jwe parents: 1266 diff changeset	311 %left '-' '+' EPLUS EMINUS
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	312 %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	313 %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	314 %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	315 %right PLUS_PLUS MINUS_MINUS
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	316 %left '(' '.' '{'
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	317
17629 1e8f8900a041 clean up partially constructed parse tree objects on parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17622 diff changeset	318 // 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	319 // 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	320 // 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	321 // 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	322 // 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	323 // here).
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	324
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	325 %destructor { } <sep_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	326 %destructor { } <tok_val>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	327 %destructor { } <comment_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	328 %destructor { } <dummy_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	329 %destructor { } <>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	330
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	331 %destructor { delete $$; } <tree_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	332 %destructor { delete $$; } <tree_matrix_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	333 %destructor { delete $$; } <tree_cell_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	334 %destructor { delete $$; } <tree_expression_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	335 %destructor { delete $$; } <tree_constant_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	336 %destructor { delete $$; } <tree_fcn_handle_type>
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	337 %destructor { delete $$; } <tree_funcall>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	338 %destructor { delete $$; } <tree_function_def>
17658 0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	339 %destructor { delete $$; } <tree_anon_fcn_handle_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	340 %destructor { delete $$; } <tree_identifier_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	341 %destructor { delete $$; } <tree_index_expression_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	342 %destructor { delete $$; } <tree_colon_expression_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	343 %destructor { delete $$; } <tree_argument_list_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	344 %destructor { delete $$; } <tree_parameter_list_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	345 %destructor { delete $$; } <tree_command_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	346 %destructor { delete $$; } <tree_if_command_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	347 %destructor { delete $$; } <tree_if_clause_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	348 %destructor { delete $$; } <tree_if_command_list_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	349 %destructor { delete $$; } <tree_switch_command_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	350 %destructor { delete $$; } <tree_switch_case_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	351 %destructor { delete $$; } <tree_switch_case_list_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	352 %destructor { delete $$; } <tree_decl_elt_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	353 %destructor { delete $$; } <tree_decl_init_list_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	354 %destructor { delete $$; } <tree_decl_command_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	355 %destructor { delete $$; } <tree_statement_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	356 %destructor { delete $$; } <tree_statement_list_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	357 %destructor { delete $$; } <octave_user_function_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	358
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	359 %destructor { delete $$; } <tree_classdef_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	360 %destructor { delete $$; } <tree_classdef_attribute_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	361 %destructor { delete $$; } <tree_classdef_attribute_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	362 %destructor { delete $$; } <tree_classdef_superclass_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	363 %destructor { delete $$; } <tree_classdef_superclass_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	364 %destructor { delete $$; } <tree_classdef_body_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	365 %destructor { delete $$; } <tree_classdef_property_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	366 %destructor { delete $$; } <tree_classdef_property_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	367 %destructor { delete $$; } <tree_classdef_properties_block_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	368 %destructor { delete $$; } <tree_classdef_methods_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	369 %destructor { delete $$; } <tree_classdef_methods_block_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	370 %destructor { delete $$; } <tree_classdef_event_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	371 %destructor { delete $$; } <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	372 %destructor { delete $$; } <tree_classdef_events_block_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	373 %destructor { delete $$; } <tree_classdef_enum_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	374 %destructor { delete $$; } <tree_classdef_enum_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	375 %destructor { delete $$; } <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	376
17658 0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	377 %destructor {
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	378 warning_with_id
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	379 ("Octave:parser-destructor",
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	380 "possible memory leak in cleanup following parse error");
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	381 } <*>
17629 1e8f8900a041 clean up partially constructed parse tree objects on parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17622 diff changeset	382
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	383 // Where to start.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	384 %start input
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	385
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	386 %%
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	387
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	388 // ==============================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	389 // Statements and statement lists
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	390 // ==============================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	391
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	392 input : simple_list '\n'
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	393 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	394 parser.stmt_list = $1;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	395 YYACCEPT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	396 }
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	397 \| simple_list END_OF_INPUT
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	398 {
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	399 lexer.end_of_input = true;
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	400 parser.stmt_list = $1;
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	401 YYACCEPT;
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	402 }
17326 f444e4cef9b9 avoid exiting Octave on parse error (bug #39862) John W. Eaton <jwe@octave.org> parents: 17322 diff changeset	403 \| parse_error
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	404 { ABORT_PARSE; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	405 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	406
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	407 simple_list : opt_sep_no_nl
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	408 { $$ = 0; }
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	409 \| simple_list1 opt_sep_no_nl
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	410 { $$ = 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	411 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	412
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	413 simple_list1 : statement
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	414 { $$ = parser.make_statement_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	415 \| simple_list1 sep_no_nl statement
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	416 { $$ = 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	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 opt_list : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	420 { $$ = new tree_statement_list (); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	421 \| list
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	422 { $$ = $1; }
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 list : list1 opt_sep
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	426 { $$ = parser.set_stmt_print_flag ($1, $2, true); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	427 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	428
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	429 list1 : statement
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	430 { $$ = parser.make_statement_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	431 \| list1 sep statement
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	432 { $$ = parser.append_statement_list ($1, $2, $3, true); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	433 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	434
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	435 statement : expression
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	436 { $$ = parser.make_statement ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	437 \| command
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	438 { $$ = parser.make_statement ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	439 \| word_list_cmd
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	440 { $$ = parser.make_statement ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	441 ;
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	442
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	443 // =================
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	444 // Word-list command
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	445 // =================
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	446
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	447 // 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	448 // 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	449 // WHILE, etc.
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	450
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	451 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	452 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	453 $$ = parser.make_index_expression ($1, $2, '(');
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	454 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	455 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	456 // make_index_expression deleted $1 and $2.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	457 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	458 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	459 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	460 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	461
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	462 word_list : string
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	463 { $$ = new tree_argument_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	464 \| word_list string
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	465 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	466 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	467 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	468 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	469 ;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	470
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	471 // ===========
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	472 // Expressions
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	473 // ===========
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	474
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	475 identifier : NAME
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	476 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	477 symbol_table::symbol_record *sr = $1->sym_rec ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	478 $$ = new tree_identifier (*sr, $1->line (), $1->column ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	479 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	480 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	481
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	482 superclass_identifier
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	483 : SUPERCLASSREF
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	484 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	485 std::string method_nm = $1->superclass_method_name ();
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	486 std::string class_nm = $1->superclass_class_name ();
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	487
18927 09eb8a2ddb02 eliminate some unused parameter warnings in parser functions John W. Eaton <jwe@octave.org> parents: 18537 diff changeset	488 $$ = parser.make_superclass_ref (method_nm, class_nm);
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	489 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	490 ;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	491
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	492 meta_identifier : METAQUERY
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	493 {
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	494 std::string class_nm = $1->text ();
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	495
18927 09eb8a2ddb02 eliminate some unused parameter warnings in parser functions John W. Eaton <jwe@octave.org> parents: 18537 diff changeset	496 $$ = parser.make_meta_class_query (class_nm);
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	497 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	498 ;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	499
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	500 string : DQ_STRING
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	501 { $$ = parser.make_constant (DQ_STRING, $1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	502 \| SQ_STRING
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	503 { $$ = parser.make_constant (SQ_STRING, $1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	504 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	505
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	506 constant : NUM
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	507 { $$ = parser.make_constant (NUM, $1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	508 \| IMAG_NUM
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	509 { $$ = parser.make_constant (IMAG_NUM, $1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	510 \| string
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	511 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	512 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	513
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	514 matrix : '[' matrix_rows ']'
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	515 { $$ = parser.finish_matrix ($2); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	516 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	517
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	518 matrix_rows : cell_or_matrix_row
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	519 { $$ = $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	520 \| matrix_rows ';' cell_or_matrix_row
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	521 {
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	522 if ($1)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	523 {
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	524 if ($3)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	525 $1->append ($3);
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	526
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	527 $$ = $1;
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	528 }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	529 else
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	530 $$ = $3 ? new tree_matrix ($3) : 0;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	531 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	532 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	533
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	534 cell : '{' cell_rows '}'
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	535 { $$ = parser.finish_cell ($2); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	536 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	537
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	538 cell_rows : cell_or_matrix_row
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	539 { $$ = $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	540 \| cell_rows ';' cell_or_matrix_row
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	541 {
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	542 if ($1)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	543 {
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	544 if ($3)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	545 $1->append ($3);
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	546
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	547 $$ = $1;
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	548 }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	549 else
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	550 $$ = $3 ? new tree_cell ($3) : 0;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	551 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	552 ;
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	553
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	554 // 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	555 // 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	556
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	557 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	558 : // empty
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	559 { $$ = 0; }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	560 \| ','
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	561 { $$ = 0; }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	562 \| arg_list
16257 db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	563 { $$ = $1; }
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	564 \| arg_list ','
16257 db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	565 { $$ = $1; }
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	566 \| ',' arg_list
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	567 { $$ = $2; }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	568 \| ',' arg_list ','
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	569 { $$ = $2; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	570 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	571
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	572 fcn_handle : '@' FCN_HANDLE
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	573 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	574 $$ = parser.make_fcn_handle ($2);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	575 lexer.looking_at_function_handle--;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	576 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	577 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	578
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	579 anon_fcn_handle : '@' param_list stmt_begin statement
13237 1bfca2bbea8b fix parsing of anonymous functions inside cell array lists. John W. Eaton <jwe@octave.org> parents: 13125 diff changeset	580 {
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	581 $$ = 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	582 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	583 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	584 ;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	585
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	586 primary_expr : identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	587 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	588 \| constant
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	589 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	590 \| fcn_handle
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	591 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	592 \| matrix
16257 db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	593 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	594 lexer.looking_at_matrix_or_assign_lhs = false;
16257 db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	595 $$ = $1;
db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	596 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	597 \| cell
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	598 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	599 \| meta_identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	600 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	601 \| superclass_identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	602 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	603 \| '(' expression ')'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	604 { $$ = $2->mark_in_parens (); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	605 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	606
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	607 magic_colon : ':'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	608 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	609 octave_value tmp (octave_value::magic_colon_t);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	610 $$ = new tree_constant (tmp);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	611 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	612 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	613
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	614 magic_tilde : EXPR_NOT
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	615 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	616 $$ = new tree_black_hole ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	617 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	618 ;
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 arg_list : expression
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	621 { $$ = new tree_argument_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	622 \| magic_colon
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	623 { $$ = new tree_argument_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	624 \| magic_tilde
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	625 { $$ = new tree_argument_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	626 \| arg_list ',' magic_colon
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	627 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	628 $1->append ($3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	629 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	630 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	631 \| arg_list ',' magic_tilde
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	632 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	633 $1->append ($3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	634 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	635 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	636 \| arg_list ',' expression
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	637 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	638 $1->append ($3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	639 $$ = $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 ;
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 indirect_ref_op : '.'
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	644 { lexer.looking_at_indirect_ref = true; }
10315 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
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	647 oper_expr : primary_expr
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	648 { $$ = $1; }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	649 \| oper_expr PLUS_PLUS
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	650 { $$ = 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	651 \| oper_expr MINUS_MINUS
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	652 { $$ = parser.make_postfix_op (MINUS_MINUS, $1, $2); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	653 \| oper_expr '(' ')'
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	654 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	655 $$ = 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	656 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	657 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	658 // make_index_expression deleted $1.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	659 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	660 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	661 }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	662 \| oper_expr '(' arg_list ')'
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	663 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	664 $$ = 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	665 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	666 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	667 // make_index_expression deleted $1 and $3.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	668 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	669 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	670 }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	671 \| oper_expr '{' '}'
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	672 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	673 $$ = 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	674 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	675 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	676 // make_index_expression deleted $1.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	677 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	678 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	679 }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	680 \| oper_expr '{' arg_list '}'
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	681 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	682 $$ = 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	683 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	684 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	685 // make_index_expression deleted $1 and $3.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	686 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	687 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	688 }
16284 09881dab3aaf * lex.ll, oct-parse.in.yy (HERMITIAN): Rename token from QUOTE. John W. Eaton <jwe@octave.org> parents: 16279 diff changeset	689 \| oper_expr HERMITIAN
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	690 { $$ = 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	691 \| oper_expr TRANSPOSE
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	692 { $$ = parser.make_postfix_op (TRANSPOSE, $1, $2); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	693 \| oper_expr indirect_ref_op STRUCT_ELT
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	694 { $$ = 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	695 \| 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	696 { $$ = parser.make_indirect_ref ($1, $4); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	697 \| PLUS_PLUS oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	698 { $$ = 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	699 \| 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	700 { $$ = parser.make_prefix_op (MINUS_MINUS, $2, $1); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	701 \| EXPR_NOT oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	702 { $$ = 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	703 \| '+' oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	704 { $$ = parser.make_prefix_op ('+', $2, $1); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	705 \| '-' oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	706 { $$ = parser.make_prefix_op ('-', $2, $1); }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	707 \| oper_expr POW power_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	708 { $$ = parser.make_binary_op (POW, $1, $2, $3); }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	709 \| oper_expr EPOW power_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	710 { $$ = 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	711 \| oper_expr '+' oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	712 { $$ = parser.make_binary_op ('+', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	713 \| oper_expr '-' oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	714 { $$ = parser.make_binary_op ('-', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	715 \| oper_expr '*' oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	716 { $$ = parser.make_binary_op ('*', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	717 \| oper_expr '/' oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	718 { $$ = parser.make_binary_op ('/', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	719 \| oper_expr EPLUS oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	720 { $$ = parser.make_binary_op ('+', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	721 \| oper_expr EMINUS oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	722 { $$ = parser.make_binary_op ('-', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	723 \| oper_expr EMUL oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	724 { $$ = parser.make_binary_op (EMUL, $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	725 \| oper_expr EDIV oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	726 { $$ = parser.make_binary_op (EDIV, $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	727 \| oper_expr LEFTDIV oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	728 { $$ = parser.make_binary_op (LEFTDIV, $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	729 \| oper_expr ELEFTDIV oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	730 { $$ = parser.make_binary_op (ELEFTDIV, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	731 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	732
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	733 power_expr : primary_expr
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	734 { $$ = $1; }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	735 \| power_expr PLUS_PLUS
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	736 { $$ = 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	737 \| power_expr MINUS_MINUS
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	738 { $$ = parser.make_postfix_op (MINUS_MINUS, $1, $2); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	739 \| power_expr '(' ')'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	740 {
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	741 $$ = 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	742 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	743 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	744 // make_index_expression deleted $1.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	745 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	746 }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	747 }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	748 \| power_expr '(' arg_list ')'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	749 {
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	750 $$ = 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	751 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	752 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	753 // make_index_expression deleted $1 and $3.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	754 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	755 }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	756 }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	757 \| power_expr '{' '}'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	758 {
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	759 $$ = 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	760 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	761 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	762 // make_index_expression deleted $1.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	763 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	764 }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	765 }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	766 \| power_expr '{' arg_list '}'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	767 {
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	768 $$ = 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	769 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	770 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	771 // make_index_expression deleted $1 and $3.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	772 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	773 }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	774 }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	775 \| power_expr indirect_ref_op STRUCT_ELT
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	776 { $$ = 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	777 \| 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	778 { $$ = parser.make_indirect_ref ($1, $4); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	779 \| PLUS_PLUS power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	780 { $$ = 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	781 \| 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	782 { $$ = parser.make_prefix_op (MINUS_MINUS, $2, $1); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	783 \| EXPR_NOT power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	784 { $$ = 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	785 \| '+' power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	786 { $$ = parser.make_prefix_op ('+', $2, $1); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	787 \| '-' power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	788 { $$ = parser.make_prefix_op ('-', $2, $1); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	789 ;
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	790
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	791 colon_expr : colon_expr1
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	792 { $$ = parser.finish_colon_expression ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	793 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	794
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	795 colon_expr1 : oper_expr
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	796 { $$ = 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	797 \| colon_expr1 ':' oper_expr
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	798 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	799 if (! ($$ = $1->append ($3)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	800 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	801 delete $1;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	802 delete $3;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	803 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	804 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	805 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	806 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	807
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	808 simple_expr : colon_expr
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	809 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	810 \| simple_expr LSHIFT simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	811 { $$ = parser.make_binary_op (LSHIFT, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	812 \| simple_expr RSHIFT simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	813 { $$ = parser.make_binary_op (RSHIFT, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	814 \| 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	815 { $$ = parser.make_binary_op (EXPR_LT, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	816 \| simple_expr EXPR_LE simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	817 { $$ = 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	818 \| 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	819 { $$ = parser.make_binary_op (EXPR_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	820 \| simple_expr EXPR_GE simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	821 { $$ = 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	822 \| 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	823 { $$ = parser.make_binary_op (EXPR_GT, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	824 \| simple_expr EXPR_NE simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	825 { $$ = 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	826 \| 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	827 { $$ = parser.make_binary_op (EXPR_AND, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	828 \| simple_expr EXPR_OR simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	829 { $$ = 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	830 \| 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	831 { $$ = parser.make_boolean_op (EXPR_AND_AND, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	832 \| simple_expr EXPR_OR_OR simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	833 { $$ = 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	834 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	835
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	836 assign_lhs : simple_expr
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	837 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	838 $$ = parser.validate_matrix_for_assignment ($1);
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	839
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	840 if ($$)
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	841 { 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	842 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	843 {
16277 8cb65fd72164 eliminate obsolete concepts of "pending local" and "forced" variables John W. Eaton <jwe@octave.org> parents: 16273 diff changeset	844 // validate_matrix_for_assignment deleted $1.
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	845 ABORT_PARSE;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	846 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	847 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	848 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	849
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	850 assign_expr : assign_lhs '=' expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	851 { $$ = parser.make_assign_op ('=', $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	852 \| assign_lhs ADD_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	853 { $$ = 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	854 \| assign_lhs SUB_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	855 { $$ = parser.make_assign_op (SUB_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	856 \| assign_lhs MUL_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	857 { $$ = parser.make_assign_op (MUL_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	858 \| assign_lhs DIV_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	859 { $$ = parser.make_assign_op (DIV_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	860 \| assign_lhs LEFTDIV_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	861 { $$ = parser.make_assign_op (LEFTDIV_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	862 \| assign_lhs POW_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	863 { $$ = parser.make_assign_op (POW_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	864 \| assign_lhs LSHIFT_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	865 { $$ = parser.make_assign_op (LSHIFT_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	866 \| assign_lhs RSHIFT_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	867 { $$ = parser.make_assign_op (RSHIFT_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	868 \| assign_lhs EMUL_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	869 { $$ = parser.make_assign_op (EMUL_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	870 \| assign_lhs EDIV_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	871 { $$ = parser.make_assign_op (EDIV_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	872 \| assign_lhs ELEFTDIV_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	873 { $$ = parser.make_assign_op (ELEFTDIV_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	874 \| assign_lhs EPOW_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	875 { $$ = parser.make_assign_op (EPOW_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	876 \| assign_lhs AND_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	877 { $$ = parser.make_assign_op (AND_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	878 \| assign_lhs OR_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	879 { $$ = parser.make_assign_op (OR_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	880 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	881
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	882 expression : simple_expr
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	883 {
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	884 if ($1 && ($1->is_matrix () \|\| $1->is_cell ()))
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	885 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	886 if (parser.validate_array_list ($1))
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	887 $$ = $1;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	888 else
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	889 {
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	890 delete $1;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	891 ABORT_PARSE;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	892 }
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	893 }
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	894 else
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	895 $$ = $1;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	896 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	897 \| assign_expr
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	898 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	899 \| anon_fcn_handle
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	900 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	901 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	902
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	903 // ================================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	904 // Commands, declarations, and function definitions
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	905 // ================================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	906
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	907 command : declaration
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	908 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	909 \| select_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	910 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	911 \| loop_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	912 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	913 \| jump_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	914 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	915 \| except_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	916 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	917 \| function
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	918 { $$ = $1; }
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	919 \| file
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	920 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	921 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	922
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	923 // =====================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	924 // Declaration statemnts
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	925 // =====================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	926
16263 9acb86e6ac90 4/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16259 diff changeset	927 declaration : GLOBAL decl1
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	928 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	929 $$ = parser.make_decl_command (GLOBAL, $1, $2);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	930 lexer.looking_at_decl_list = false;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	931 }
16263 9acb86e6ac90 4/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16259 diff changeset	932 \| PERSISTENT decl1
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	933 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	934 $$ = parser.make_decl_command (PERSISTENT, $1, $2);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	935 lexer.looking_at_decl_list = false;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	936 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	937 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	938
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	939 decl1 : decl2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	940 { $$ = new tree_decl_init_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	941 \| decl1 decl2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	942 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	943 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	944 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	945 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	946 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	947
7634 ae90e05ad299 fix parameter list initializer bug John W. Eaton <jwe@octave.org> parents: 7587 diff changeset	948 decl_param_init : // empty
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	949 { lexer.looking_at_initializer_expression = true; }
10315 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 decl2 : identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	952 { $$ = new tree_decl_elt ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	953 \| identifier '=' decl_param_init expression
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	954 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	955 lexer.looking_at_initializer_expression = false;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	956 $$ = new tree_decl_elt ($1, $4);
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
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	960 // ====================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	961 // Selection statements
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	962 // ====================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	963
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	964 select_command : if_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	965 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	966 \| switch_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	967 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	968 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	969
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	970 // ============
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	971 // If statement
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	972 // ============
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	973
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	974 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	975 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	976 if (! ($$ = parser.finish_if_command ($1, $3, $4, $2)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	977 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	978 // finish_if_command deleted $3.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	979 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	980 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	981 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	982 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	983
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	984 if_cmd_list : if_cmd_list1
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	985 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	986 \| if_cmd_list1 else_clause
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	987 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	988 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	989 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	990 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	991 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	992
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	993 if_cmd_list1 : expression stmt_begin opt_sep opt_list
11091 5677f3f7b5fa Matlab compatible short-circuit behavior for & and \| operators John W. Eaton <jwe@octave.org> parents: 11060 diff changeset	994 {
18127 d76f790b4eec enable do_braindead_shortcircuit_evaluation by default and deprecate John W. Eaton <jwe@octave.org> parents: 17796 diff changeset	995 $1->mark_braindead_shortcircuit ();
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	996
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	997 $$ = 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	998 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	999 \| if_cmd_list1 elseif_clause
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 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1002 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1003 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1004 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1005
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1006 elseif_clause : ELSEIF stash_comment opt_sep expression stmt_begin opt_sep opt_list
11091 5677f3f7b5fa Matlab compatible short-circuit behavior for & and \| operators John W. Eaton <jwe@octave.org> parents: 11060 diff changeset	1007 {
18127 d76f790b4eec enable do_braindead_shortcircuit_evaluation by default and deprecate John W. Eaton <jwe@octave.org> parents: 17796 diff changeset	1008 $4->mark_braindead_shortcircuit ();
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1009
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1010 $$ = 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	1011 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1012 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1013
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1014 else_clause : ELSE stash_comment opt_sep opt_list
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1015 { $$ = new tree_if_clause ($4, $2); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1016 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1017
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1018 // ================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1019 // Switch statement
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1020 // ================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1021
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1022 switch_command : SWITCH stash_comment expression opt_sep case_list END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1023 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1024 if (! ($$ = 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	1025 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1026 // finish_switch_command deleted $3 adn $5.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1027 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1028 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1029 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1030 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1031
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1032 case_list : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1033 { $$ = new tree_switch_case_list (); }
11317 2da532d0f41c accept otherwise clause in switch statement without preceding case statements John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1034 \| default_case
2da532d0f41c accept otherwise clause in switch statement without preceding case statements John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1035 { $$ = new tree_switch_case_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1036 \| case_list1
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1037 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1038 \| case_list1 default_case
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1039 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1040 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1041 $$ = $1;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1042 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1043 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1044
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1045 case_list1 : switch_case
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1046 { $$ = new tree_switch_case_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1047 \| case_list1 switch_case
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1048 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1049 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1050 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1051 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1052 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1053
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1054 switch_case : CASE stash_comment opt_sep expression stmt_begin opt_sep opt_list
d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1055 { $$ = parser.make_switch_case ($1, $4, $7, $2); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1056 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1057
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1058 default_case : OTHERWISE stash_comment opt_sep opt_list
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1059 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1060 $$ = new tree_switch_case ($4, $2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1061 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1062 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1063
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1064 // =======
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1065 // Looping
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1066 // =======
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1067
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1068 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	1069 {
18127 d76f790b4eec enable do_braindead_shortcircuit_evaluation by default and deprecate John W. Eaton <jwe@octave.org> parents: 17796 diff changeset	1070 $3->mark_braindead_shortcircuit ();
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1071
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1072 if (! ($$ = parser.make_while_command ($1, $3, $6, $7, $2)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1073 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1074 // make_while_command deleted $3 and $6.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1075 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1076 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1077 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1078 \| DO stash_comment opt_sep opt_list UNTIL expression
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1079 {
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1080 $$ = 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	1081 }
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1082 \| 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	1083 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1084 if (! ($$ = parser.make_for_command (FOR, $1, $3, $5, 0,
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1085 $8, $9, $2)))
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1086 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1087 // make_for_command deleted $3, $5, and $8.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1088 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1089 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1090 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1091 \| FOR stash_comment '(' assign_lhs '=' expression ')' opt_sep opt_list END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1092 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1093 if (! ($$ = 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	1094 $9, $10, $2)))
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1095 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1096 // make_for_command deleted $4, $6, and $9.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1097 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1098 }
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	1099 }
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1100 \| 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	1101 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1102 if (! ($$ = parser.make_for_command (PARFOR, $1, $3, $5,
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1103 0, $8, $9, $2)))
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1104 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1105 // make_for_command deleted $3, $5, and $8.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1106 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1107 }
13245 027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	1108 }
027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	1109 \| PARFOR stash_comment '(' assign_lhs '=' expression ',' expression ')' opt_sep opt_list END
027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	1110 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1111 if (! ($$ = 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	1112 $8, $11, $12, $2)))
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1113 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1114 // make_for_command deleted $4, $6, $8, and $11.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1115 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1116 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1117 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1118 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1119
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1120 // =======
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1121 // Jumping
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1122 // =======
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1123
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1124 jump_command : BREAK
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1125 { $$ = parser.make_break_command ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1126 \| CONTINUE
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1127 { $$ = parser.make_continue_command ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1128 \| FUNC_RET
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1129 { $$ = parser.make_return_command ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1130 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1131
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1132 // ==========
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1133 // Exceptions
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1134 // ==========
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1135
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1136 except_command : UNWIND stash_comment opt_sep opt_list CLEANUP
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1137 stash_comment opt_sep opt_list END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1138 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1139 if (! ($$ = 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	1140 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1141 // make_unwind_command deleted $4 and $8.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1142 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1143 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1144 }
17283 e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	1145 \| 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	1146 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	1147 {
17283 e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	1148 if (! ($$ = parser.make_try_command ($1, $4, $7, $8, $9, $2, $6)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1149 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1150 // make_try_command deleted $4 and $8.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1151 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1152 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1153 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1154 \| TRY stash_comment opt_sep opt_list END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1155 {
17249 923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 17170 diff changeset	1156 if (! ($$ = 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	1157 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1158 // make_try_command deleted $4.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1159 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1160 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1161 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1162 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1163
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1164 // ===========================================
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	1165 // Some 'subroutines' for function definitions
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1166 // ===========================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1167
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1168 push_fcn_symtab : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1169 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1170 parser.curr_fcn_depth++;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1171
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1172 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	1173 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	1174
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1175 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	1176
09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1177 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	1178 (lexer.symtab_context.curr_scope ());
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1179
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1180 if (! lexer.reading_script_file
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1181 && parser.curr_fcn_depth == 1
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1182 && ! parser.parsing_subfunctions)
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1183 parser.primary_fcn_scope
09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1184 = lexer.symtab_context.curr_scope ();
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1185
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1186 if (lexer.reading_script_file
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1187 && parser.curr_fcn_depth > 1)
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1188 parser.bison_error ("nested functions not implemented in this context");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1189 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1190 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1191
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1192 // ===========================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1193 // List of function parameters
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1194 // ===========================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1195
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1196 param_list_beg : '('
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1197 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1198 lexer.looking_at_parameter_list = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1199
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1200 if (lexer.looking_at_function_handle)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1201 {
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1202 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	1203 lexer.looking_at_function_handle--;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1204 lexer.looking_at_anon_fcn_args = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1205 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1206 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1207 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1208
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1209 param_list_end : ')'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1210 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1211 lexer.looking_at_parameter_list = false;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1212 lexer.looking_for_object_index = false;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1213 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1214 ;
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 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	1217 {
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1218 if ($2)
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1219 lexer.mark_as_variables ($2->variable_names ());
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1220
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1221 $$ = $2;
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1222 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1223 \| param_list_beg error
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1224 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1225 parser.bison_error ("invalid parameter list");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1226 $$ = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1227 ABORT_PARSE;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1228 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1229 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1230
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1231 param_list1 : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1232 { $$ = 0; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1233 \| param_list2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1234 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1235 $1->mark_as_formal_parameters ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1236 if ($1->validate (tree_parameter_list::in))
16360 11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1237 {
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1238 lexer.mark_as_variables ($1->variable_names ());
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1239 $$ = $1;
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1240 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1241 else
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1242 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1243 delete $1;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1244 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1245 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1246 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1247 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1248
17317 56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1249 param_list2 : param_list_elt
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1250 { $$ = new tree_parameter_list ($1); }
17317 56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1251 \| param_list2 ',' param_list_elt
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1252 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1253 $1->append ($3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1254 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1255 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1256 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1257
17317 56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1258 param_list_elt : decl2
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1259 { $$ = $1; }
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1260 \| magic_tilde
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1261 { $$ = new tree_decl_elt ($1); }
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1262 ;
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1263
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1264 // ===================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1265 // List of function return value names
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1266 // ===================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1267
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1268 return_list : '[' ']'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1269 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1270 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	1271
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1272 $$ = new tree_parameter_list ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1273 }
17316 8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1274 \| identifier
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1275 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1276 lexer.looking_at_return_list = false;
17316 8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1277
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1278 tree_parameter_list *tmp = new tree_parameter_list ($1);
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1279
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1280 // Even though this parameter list can contain only
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1281 // a single identifier, we still need to validate it
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1282 // to check for varargin or varargout.
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1283
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1284 if (tmp->validate (tree_parameter_list::out))
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1285 $$ = tmp;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1286 else
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1287 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1288 delete tmp;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1289 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1290 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1291 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1292 \| '[' return_list1 ']'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1293 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1294 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	1295
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1296 // Check for duplicate parameter names, varargin,
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1297 // or varargout.
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1298
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1299 if ($2->validate (tree_parameter_list::out))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1300 $$ = $2;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1301 else
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1302 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1303 delete $2;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1304 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1305 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1306 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1307 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1308
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1309 return_list1 : identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1310 { $$ = 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	1311 \| return_list1 ',' identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1312 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1313 $1->append (new tree_decl_elt ($3));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1314 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1315 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1316 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1317
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1318 // =======================
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1319 // Script or function file
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1320 // =======================
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1321
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1322 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	1323 {
17618 77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1324 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	1325 {
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1326 // 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	1327 // 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	1328 // 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	1329 // been stored in the symbol table or in
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1330 // octave_base_parser::primary_fcn_ptr.
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1331
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1332 delete $3;
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1333 }
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1334 else
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1335 {
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1336 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	1337 = 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	1338 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	1339 lexer.current_input_column);
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1340
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1341 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	1342 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1343
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1344 $$ = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1345 }
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1346 \| 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	1347 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1348 if (lexer.reading_classdef_file)
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1349 parser.classdef_object = $3;
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1350
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1351 $$ = 0;
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1352 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1353 ;
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	1354
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1355 // ===================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1356 // Function definition
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1357 // ===================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1358
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1359 function_beg : push_fcn_symtab FCN
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1360 {
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1361 $$ = $2;
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1362 if (lexer.reading_classdef_file
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1363 \|\| lexer.parsing_classdef)
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1364 lexer.maybe_classdef_get_set_method = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1365 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1366 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1367
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	1368 function : function_beg stash_comment function1
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1369 {
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	1370 $$ = parser.finish_function (0, $3, $2, $1->line (),
de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1371 $1->column ());
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1372 parser.recover_from_parsing_function ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1373 }
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1374 \| function_beg stash_comment return_list '=' function1
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1375 {
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1376 $$ = 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	1377 $1->column ());
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1378 parser.recover_from_parsing_function ();
10315 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 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1381
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1382 fcn_name : 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 std::string id_name = $1->name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1385
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1386 lexer.parsed_function_name.top () = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1387 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	1388
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1389 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1390 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1391 \| GET '.' identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1392 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1393 lexer.parsed_function_name.top () = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1394 lexer.maybe_classdef_get_set_method = false;
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1395 lexer.parsing_classdef_get_method = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1396 $$ = $3;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1397 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1398 \| SET '.' identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1399 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1400 lexer.parsed_function_name.top () = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1401 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	1402 lexer.parsing_classdef_set_method = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1403 $$ = $3;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1404 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1405 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1406
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1407 function1 : fcn_name function2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1408 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1409 std::string fname = $1->name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1410
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1411 delete $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1412
16698 13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1413 if (lexer.parsing_classdef_get_method)
13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1414 fname.insert (0, "get.");
13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1415 else if (lexer.parsing_classdef_set_method)
13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1416 fname.insert (0, "set.");
13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1417
18395 2319bf776fa2 Fix parsing of classdef property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 18341 diff changeset	1418 lexer.parsing_classdef_get_method = false;
2319bf776fa2 Fix parsing of classdef property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 18341 diff changeset	1419 lexer.parsing_classdef_set_method = false;
2319bf776fa2 Fix parsing of classdef property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 18341 diff changeset	1420
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1421 $$ = parser.frob_function (fname, $2);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1422 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1423 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1424
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1425 function2 : param_list opt_sep opt_list function_end
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1426 { $$ = parser.start_function ($1, $3, $4); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1427 \| opt_sep opt_list function_end
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1428 { $$ = parser.start_function (0, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1429 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1430
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1431 function_end : END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1432 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1433 parser.endfunction_found = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1434 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	1435 $$ = 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	1436 $1->line (), $1->column ());
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1437 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1438 ABORT_PARSE;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1439 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1440 \| END_OF_INPUT
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1441 {
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	1442 // 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	1443 // if (lexer.reading_script_file)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1444 // {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1445 // 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	1446 // YYABORT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1447 // }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1448
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1449 if (parser.endfunction_found)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1450 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1451 parser.bison_error ("inconsistent function endings -- "
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1452 "if one function is explicitly ended, "
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1453 "so must all the others");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1454 YYABORT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1455 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1456
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1457 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	1458 \|\| lexer.input_from_eval_string ()))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1459 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1460 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	1461 YYABORT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1462 }
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 if (lexer.reading_classdef_file)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1465 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1466 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	1467 YYABORT;
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
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	1470 $$ = 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	1471 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	1472 lexer.current_input_column);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1473 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1474 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1475
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1476 // ========
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1477 // Classdef
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1478 // ========
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1479
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1480 classdef_beg : CLASSDEF
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1481 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1482 if (! lexer.reading_classdef_file)
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1483 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1484 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	1485 YYABORT;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1486 }
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1487
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1488 lexer.parsing_classdef = true;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1489 $$ = $1;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1490 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1491 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1492
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1493 classdef : classdef_beg stash_comment opt_attr_list identifier opt_superclass_list opt_sep class_body opt_sep END
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1494 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1495 lexer.parsing_classdef = false;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1496
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1497 if (! ($$ = 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	1498 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1499 // make_classdef deleted $3, $4, $5, and $7.
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1500 ABORT_PARSE;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1501 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1502 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1503 \| 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	1504 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1505 lexer.parsing_classdef = false;
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1506
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1507 if (! ($$ = parser.make_classdef ($1, $3, $4, $5, 0, $7, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1508 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1509 // make_classdef deleted $3, $4, and $5.
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1510 ABORT_PARSE;
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1511 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1512 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1513 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1514
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1515 opt_attr_list : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1516 { $$ = 0; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1517 \| '(' attr_list ')'
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1518 { $$ = $2; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1519 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1520
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1521 attr_list : attr
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1522 { $$ = new tree_classdef_attribute_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1523 \| attr_list ',' attr
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1524 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1525 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1526 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1527 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1528 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1529
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1530 attr : identifier
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1531 { $$ = new tree_classdef_attribute ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1532 \| identifier '=' decl_param_init expression
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1533 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1534 lexer.looking_at_initializer_expression = false;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1535 $$ = new tree_classdef_attribute ($1, $4);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1536 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1537 \| EXPR_NOT identifier
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1538 { $$ = new tree_classdef_attribute ($2, false); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1539 ;
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1540
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1541 opt_superclass_list
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1542 : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1543 { $$ = 0; }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1544 \| superclass_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1545 { $$ = $1; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1546 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1547
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1548 superclass_list : EXPR_LT
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1549 { lexer.enable_fq_identifier (); }
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1550 superclass
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1551 { $$ = new tree_classdef_superclass_list ($3); }
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1552 \| superclass_list EXPR_AND
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1553 { lexer.enable_fq_identifier (); }
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1554 superclass
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1555 {
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1556 $1->append ($4);
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1557 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1558 }
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1559 ;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1560
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1561 superclass : FQ_IDENT
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1562 { $$ = new tree_classdef_superclass ($1->text ()); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1563 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1564
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1565 class_body : properties_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1566 { $$ = new tree_classdef_body ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1567 \| methods_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1568 { $$ = new tree_classdef_body ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1569 \| events_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1570 { $$ = new tree_classdef_body ($1); }
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1571 \| enum_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1572 { $$ = new tree_classdef_body ($1); }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1573 \| class_body opt_sep properties_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1574 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1575 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1576 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1577 }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1578 \| class_body opt_sep methods_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1579 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1580 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1581 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1582 }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1583 \| class_body opt_sep events_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1584 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1585 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1586 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1587 }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1588 \| class_body opt_sep enum_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1589 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1590 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1591 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1592 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1593 ;
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1594
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1595 properties_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1596 : PROPERTIES stash_comment opt_attr_list opt_sep property_list opt_sep END
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1597 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1598 if (! ($$ = 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	1599 ($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	1600 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1601 // make_classdef_properties_block delete $3 and $5.
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1602 ABORT_PARSE;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1603 }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1604 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1605 \| 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	1606 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1607 if (! ($$ = parser.make_classdef_properties_block
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1608 ($1, $3, 0, $5, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1609 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1610 // make_classdef_properties_block delete $3.
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1611 ABORT_PARSE;
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1612 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1613 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1614 ;
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1615
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1616 property_list
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1617 : class_property
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1618 { $$ = new tree_classdef_property_list ($1); }
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1619 \| property_list opt_sep class_property
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1620 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1621 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1622 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1623 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1624 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1625
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1626 class_property : identifier
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1627 { $$ = new tree_classdef_property ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1628 \| identifier '=' decl_param_init expression ';'
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1629 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1630 lexer.looking_at_initializer_expression = false;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1631 $$ = new tree_classdef_property ($1, $4);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1632 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1633 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1634
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1635 methods_block : METHODS stash_comment opt_attr_list opt_sep methods_list opt_sep END
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1636 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1637 if (! ($$ = 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	1638 ($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	1639 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1640 // make_classdef_methods_block deleted $3 and $5.
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1641 ABORT_PARSE;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1642 }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1643 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1644 \| 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	1645 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1646 if (! ($$ = parser.make_classdef_methods_block
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1647 ($1, $3, 0, $5, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1648 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1649 // make_classdef_methods_block deleted $3.
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1650 ABORT_PARSE;
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1651 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1652 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1653 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1654 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1655
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1656 method_decl1 : identifier
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1657 {
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1658 if (! ($$ = parser.start_classdef_external_method ($1, 0)))
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1659 ABORT_PARSE;
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1660 }
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1661 \| identifier param_list
18341 02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1662 {
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1663 if (! ($$ = parser.start_classdef_external_method ($1, $2)))
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1664 ABORT_PARSE;
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1665 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1666 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1667
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1668 method_decl : stash_comment method_decl1
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1669 { $$ = 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	1670 \| stash_comment return_list '='
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1671 {
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1672 lexer.defining_func++;
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1673 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	1674 }
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1675 method_decl1
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1676 {
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1677 lexer.defining_func--;
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1678 lexer.parsed_function_name.pop ();
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1679 $$ = parser.finish_classdef_external_method ($5, $2, $1);
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1680 }
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1681 ;
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1682
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1683 method : method_decl
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1684 { $$ = $1; }
c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1685 \| function
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1686 { $$ = $1; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1687 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1688
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1689 methods_list : method
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1690 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1691 octave_value fcn;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1692 if ($1)
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1693 fcn = $1->function ();
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1694 delete $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1695 $$ = new tree_classdef_methods_list (fcn);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1696 }
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1697 \| methods_list opt_sep method
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1698 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1699 octave_value fcn;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1700 if ($3)
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1701 fcn = $3->function ();
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1702 delete $3;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1703
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1704 $1->append (fcn);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1705 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1706 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1707 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1708
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1709 events_block : EVENTS stash_comment opt_attr_list opt_sep events_list opt_sep END
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1710 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1711 if (! ($$ = 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	1712 ($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	1713 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1714 // make_classdef_events_block deleted $3 and $5.
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1715 ABORT_PARSE;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1716 }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1717 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1718 \| 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	1719 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1720 if (! ($$ = parser.make_classdef_events_block
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1721 ($1, $3, 0, $5, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1722 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1723 // make_classdef_events_block deleted $3.
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1724 ABORT_PARSE;
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1725 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1726 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1727 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1728
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1729 events_list : class_event
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1730 { $$ = 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	1731 \| events_list opt_sep class_event
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1732 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1733 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1734 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1735 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1736 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1737
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1738 class_event : identifier
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1739 { $$ = new tree_classdef_event ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1740 ;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1741
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1742 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	1743 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1744 if (! ($$ = parser.make_classdef_enum_block
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1745 ($1, $3, $5, $7, $2)))
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1746 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1747 // make_classdef_enum_block deleted $3 and $5.
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1748 ABORT_PARSE;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1749 }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1750 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1751 \| ENUMERATION stash_comment opt_attr_list opt_sep END
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1752 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1753 if (! ($$ = parser.make_classdef_enum_block
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1754 ($1, $3, 0, $5, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1755 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1756 // make_classdef_enum_block deleted $3.
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1757 ABORT_PARSE;
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1758 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1759 }
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1760 ;
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1761
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1762 enum_list : class_enum
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1763 { $$ = new tree_classdef_enum_list ($1); }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1764 \| enum_list opt_sep class_enum
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1765 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1766 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1767 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1768 }
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1769 ;
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1770
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1771 class_enum : identifier '(' expression ')'
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1772 { $$ = new tree_classdef_enum ($1, $3); }
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1773 ;
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1774
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1775 // =============
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1776 // Miscellaneous
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1777 // =============
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1778
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1779 stmt_begin : // empty
d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1780 { lexer.at_beginning_of_statement = true; }
d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1781 ;
d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1782
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1783 stash_comment : // empty
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	1784 { $$ = lexer.get_comment (); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1785 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1786
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1787 parse_error : LEXICAL_ERROR
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1788 { parser.bison_error ("parse error"); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1789 \| error
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1790 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1791
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1792 sep_no_nl : ','
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1793 { $$ = ','; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1794 \| ';'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1795 { $$ = ';'; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1796 \| sep_no_nl ','
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1797 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1798 \| sep_no_nl ';'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1799 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1800 ;
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 opt_sep_no_nl : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1803 { $$ = 0; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1804 \| sep_no_nl
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1805 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1806 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1807
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1808 opt_nl : // empty
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1809 { $$ = 0; }
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1810 \| nl
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1811 { $$ = $1; }
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1812 ;
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1813
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1814 nl : '\n'
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1815 { $$ = '\n'; }
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1816 \| nl '\n'
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1817 { $$ = $1; }
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1818 ;
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1819
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1820 sep : ','
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1821 { $$ = ','; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1822 \| ';'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1823 { $$ = ';'; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1824 \| '\n'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1825 { $$ = '\n'; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1826 \| sep ','
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1827 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1828 \| sep ';'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1829 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1830 \| sep '\n'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1831 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1832 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1833
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1834 opt_sep : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1835 { $$ = 0; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1836 \| sep
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1837 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1838 ;
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	1839
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1840 %%
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1841
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	1842 // Generic error messages.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	1843
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1844 #undef lexer
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	1845
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1846 static void
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1847 yyerror (octave_base_parser& parser, const char *s)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1848 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1849 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	1850 }
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	1851
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	1852 octave_base_parser::~octave_base_parser (void)
16157 335041cc657a optionally use push parser interface John W. Eaton <jwe@octave.org> parents: 16153 diff changeset	1853 {
16177 a7669b4d27f6 eliminate global global_command variable John W. Eaton <jwe@octave.org> parents: 16174 diff changeset	1854 delete stmt_list;
a7669b4d27f6 eliminate global global_command variable John W. Eaton <jwe@octave.org> parents: 16174 diff changeset	1855
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1856 delete &lexer;
16157 335041cc657a optionally use push parser interface John W. Eaton <jwe@octave.org> parents: 16153 diff changeset	1857 }
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	1858
16177 a7669b4d27f6 eliminate global global_command variable John W. Eaton <jwe@octave.org> parents: 16174 diff changeset	1859 void
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	1860 octave_base_parser::reset (void)
16177 a7669b4d27f6 eliminate global global_command variable John W. Eaton <jwe@octave.org> parents: 16174 diff changeset	1861 {
16574 b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1862 endfunction_found = false;
b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1863 autoloading = false;
b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1864 fcn_file_from_relative_lookup = false;
b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1865 parsing_subfunctions = false;
b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1866 max_fcn_depth = 0;
b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1867 curr_fcn_depth = 0;
b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1868 primary_fcn_scope = -1;
b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1869 curr_class_name = "";
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	1870 curr_package_name = "";
16574 b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1871 function_scopes.clear ();
b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1872 primary_fcn_ptr = 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	1873 subfunction_names.clear ();
16574 b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1874
16177 a7669b4d27f6 eliminate global global_command variable John W. Eaton <jwe@octave.org> parents: 16174 diff changeset	1875 delete stmt_list;
a7669b4d27f6 eliminate global global_command variable John W. Eaton <jwe@octave.org> parents: 16174 diff changeset	1876 stmt_list = 0;
a7669b4d27f6 eliminate global global_command variable John W. Eaton <jwe@octave.org> parents: 16174 diff changeset	1877
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1878 lexer.reset ();
16138 284e2ca86ef7 execute parser using member function of octave_parser class John W. Eaton <jwe@octave.org> parents: 16136 diff changeset	1879 }
284e2ca86ef7 execute parser using member function of octave_parser class John W. Eaton <jwe@octave.org> parents: 16136 diff changeset	1880
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	1881 // Error mesages for mismatched end tokens.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	1882
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	1883 void
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	1884 octave_base_parser::end_error (const char *type, token::end_tok_type ettype,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	1885 int l, int c)
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1886 {
2805 68e6d0c93fc8 [project @ 1997-03-11 04:52:44 by jwe] jwe parents: 2791 diff changeset	1887 static const char *fmt
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	1888 = "'%s' command matched by '%s' near line %d column %d";
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1889
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1890 switch (ettype)
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1891 {
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1892 case token::simple_end:
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1893 error (fmt, type, "end", l, c);
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1894 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	1895
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1896 case token::for_end:
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1897 error (fmt, type, "endfor", l, c);
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1898 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	1899
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1900 case token::function_end:
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1901 error (fmt, type, "endfunction", l, c);
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1902 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	1903
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1904 case token::classdef_end:
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1905 error (fmt, type, "endclassdef", l, c);
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1906 break;
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1907
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1908 case token::if_end:
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1909 error (fmt, type, "endif", l, c);
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1910 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	1911
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3216 diff changeset	1912 case token::switch_end:
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1913 error (fmt, type, "endswitch", l, c);
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3216 diff changeset	1914 break;
98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3216 diff changeset	1915
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1916 case token::while_end:
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1917 error (fmt, type, "endwhile", l, c);
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1918 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	1919
5400 c7e3cf2fce3e [project @ 2005-07-05 15:01:32 by jwe] jwe parents: 5397 diff changeset	1920 case token::try_catch_end:
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1921 error (fmt, type, "end_try_catch", l, c);
5400 c7e3cf2fce3e [project @ 2005-07-05 15:01:32 by jwe] jwe parents: 5397 diff changeset	1922 break;
c7e3cf2fce3e [project @ 2005-07-05 15:01:32 by jwe] jwe parents: 5397 diff changeset	1923
1371 766af9ca8edb [project @ 1995-09-06 21:36:02 by jwe] jwe parents: 1351 diff changeset	1924 case token::unwind_protect_end:
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1925 error (fmt, type, "end_unwind_protect", l, c);
1371 766af9ca8edb [project @ 1995-09-06 21:36:02 by jwe] jwe parents: 1351 diff changeset	1926 break;
766af9ca8edb [project @ 1995-09-06 21:36:02 by jwe] jwe parents: 1351 diff changeset	1927
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1928 default:
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1929 panic_impossible ();
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1930 break;
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1931 }
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1932 }
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1933
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	1934 // Check to see that end tokens are properly matched.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	1935
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	1936 bool
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	1937 octave_base_parser::end_token_ok (token *tok, token::end_tok_type expected)
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	1938 {
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	1939 bool retval = true;
5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	1940
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	1941 token::end_tok_type ettype = tok->ettype ();
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	1942
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	1943 if (ettype != expected && ettype != token::simple_end)
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	1944 {
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	1945 retval = false;
5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	1946
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	1947 bison_error ("parse error");
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	1948
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	1949 int l = tok->line ();
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	1950 int c = tok->column ();
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	1951
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	1952 switch (expected)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1953 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1954 case token::classdef_end:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1955 end_error ("classdef", ettype, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1956 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1957
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1958 case token::for_end:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1959 end_error ("for", ettype, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1960 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1961
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1962 case token::enumeration_end:
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1963 end_error ("enumeration", ettype, l, c);
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1964 break;
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1965
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1966 case token::function_end:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1967 end_error ("function", ettype, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1968 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1969
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1970 case token::if_end:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1971 end_error ("if", ettype, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1972 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1973
13246 0c69a564f2be additional parfor changes John W. Eaton <jwe@octave.org> parents: 13245 diff changeset	1974 case token::parfor_end:
0c69a564f2be additional parfor changes John W. Eaton <jwe@octave.org> parents: 13245 diff changeset	1975 end_error ("parfor", ettype, l, c);
0c69a564f2be additional parfor changes John W. Eaton <jwe@octave.org> parents: 13245 diff changeset	1976 break;
0c69a564f2be additional parfor changes John W. Eaton <jwe@octave.org> parents: 13245 diff changeset	1977
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1978 case token::try_catch_end:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1979 end_error ("try", ettype, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1980 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1981
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1982 case token::switch_end:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1983 end_error ("switch", ettype, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1984 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1985
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1986 case token::unwind_protect_end:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1987 end_error ("unwind_protect", ettype, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1988 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1989
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1990 case token::while_end:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1991 end_error ("while", ettype, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1992 break;
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 default:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1995 panic_impossible ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1996 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1997 }
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	1998 }
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	1999
5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	2000 return retval;
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	2001 }
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	2002
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2003 // Maybe print a warning if an assignment expression is used as the
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2004 // test in a logical expression.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2005
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2006 void
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2007 octave_base_parser::maybe_warn_assign_as_truth_value (tree_expression *expr)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2008 {
5781 faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2009 if (expr->is_assignment_expression ()
2961 8a77d52c9d02 [project @ 1997-05-12 01:36:04 by jwe] jwe parents: 2960 diff changeset	2010 && expr->paren_count () < 2)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2011 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2012 if (lexer.fcn_file_full_name.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2013 warning_with_id
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2014 ("Octave:assign-as-truth-value",
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2015 "suggest parenthesis around assignment used as truth value");
8974 fde2a916b2ac include line and file info in parser warnings John W. Eaton <jwe@octave.org> parents: 8950 diff changeset	2016 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2017 warning_with_id
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2018 ("Octave:assign-as-truth-value",
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	2019 "suggest parenthesis around assignment used as truth value near line %d, column %d in file '%s'",
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2020 expr->line (), expr->column (), lexer.fcn_file_full_name.c_str ());
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2021 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2022 }
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2023
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2024 // Maybe print a warning about switch labels that aren't constants.
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2025
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2026 void
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2027 octave_base_parser::maybe_warn_variable_switch_label (tree_expression *expr)
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2028 {
5781 faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2029 if (! expr->is_constant ())
8974 fde2a916b2ac include line and file info in parser warnings John W. Eaton <jwe@octave.org> parents: 8950 diff changeset	2030 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2031 if (lexer.fcn_file_full_name.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2032 warning_with_id ("Octave:variable-switch-label",
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2033 "variable switch label");
8974 fde2a916b2ac include line and file info in parser warnings John W. Eaton <jwe@octave.org> parents: 8950 diff changeset	2034 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2035 warning_with_id
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2036 ("Octave:variable-switch-label",
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	2037 "variable switch label near line %d, column %d in file '%s'",
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2038 expr->line (), expr->column (), lexer.fcn_file_full_name.c_str ());
8974 fde2a916b2ac include line and file info in parser warnings John W. Eaton <jwe@octave.org> parents: 8950 diff changeset	2039 }
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2040 }
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2041
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2042 // Finish building a range.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2043
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2044 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2045 octave_base_parser::finish_colon_expression (tree_colon_expression *e)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2046 {
3110 fe2d1ae8926b [project @ 1997-11-21 02:11:19 by jwe] jwe parents: 3099 diff changeset	2047 tree_expression *retval = e;
fe2d1ae8926b [project @ 1997-11-21 02:11:19 by jwe] jwe parents: 3099 diff changeset	2048
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	2049 unwind_protect frame;
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	2050
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	2051 frame.protect_var (error_state);
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	2052 frame.protect_var (warning_state);
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	2053
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	2054 frame.protect_var (discard_error_messages);
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	2055 frame.protect_var (discard_warning_messages);
4452 f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4426 diff changeset	2056
3815 c554ad71bafc [project @ 2001-04-19 19:50:52 by jwe] jwe parents: 3802 diff changeset	2057 discard_error_messages = true;
4452 f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4426 diff changeset	2058 discard_warning_messages = true;
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2059
2533 987e934bbb8c [project @ 1996-11-19 18:21:23 by jwe] jwe parents: 2525 diff changeset	2060 tree_expression *base = e->base ();
987e934bbb8c [project @ 1996-11-19 18:21:23 by jwe] jwe parents: 2525 diff changeset	2061 tree_expression *limit = e->limit ();
987e934bbb8c [project @ 1996-11-19 18:21:23 by jwe] jwe parents: 2525 diff changeset	2062 tree_expression *incr = e->increment ();
987e934bbb8c [project @ 1996-11-19 18:21:23 by jwe] jwe parents: 2525 diff changeset	2063
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2064 if (base)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2065 {
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2066 if (limit)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2067 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2068 if (base->is_constant () && limit->is_constant ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2069 && (! incr \|\| (incr && incr->is_constant ())))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2070 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2071 octave_value tmp = e->rvalue1 ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2072
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2073 if (! (error_state \|\| warning_state))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2074 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2075 tree_constant *tc_retval
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2076 = new tree_constant (tmp, base->line (), base->column ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2077
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2078 std::ostringstream buf;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2079
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2080 tree_print_code tpc (buf);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2081
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2082 e->accept (tpc);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2083
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2084 tc_retval->stash_original_text (buf.str ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2085
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2086 delete e;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2087
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2088 retval = tc_retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2089 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2090 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2091 }
2533 987e934bbb8c [project @ 1996-11-19 18:21:23 by jwe] jwe parents: 2525 diff changeset	2092 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2093 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2094 e->preserve_base ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2095 delete e;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2096
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2097 retval = base;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2098 }
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2099 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2100
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2101 return retval;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2102 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2103
1607 795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2104 // Make a constant.
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2105
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2106 tree_constant *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2107 octave_base_parser::make_constant (int op, token *tok_val)
1607 795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2108 {
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2109 int l = tok_val->line ();
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2110 int c = tok_val->column ();
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2111
3216 60a89a69a70a [project @ 1998-11-11 20:47:03 by jwe] jwe parents: 3208 diff changeset	2112 tree_constant *retval = 0;
1607 795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2113
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2114 switch (op)
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2115 {
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2116 case NUM:
2533 987e934bbb8c [project @ 1996-11-19 18:21:23 by jwe] jwe parents: 2525 diff changeset	2117 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2118 octave_value tmp (tok_val->number ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2119 retval = new tree_constant (tmp, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2120 retval->stash_original_text (tok_val->text_rep ());
2533 987e934bbb8c [project @ 1996-11-19 18:21:23 by jwe] jwe parents: 2525 diff changeset	2121 }
1607 795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2122 break;
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2123
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2124 case IMAG_NUM:
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2125 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2126 octave_value tmp (Complex (0.0, tok_val->number ()));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2127 retval = new tree_constant (tmp, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2128 retval->stash_original_text (tok_val->text_rep ());
1607 795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2129 }
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2130 break;
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2131
5279 bd32f770c09a [project @ 2005-04-12 21:55:31 by jwe] jwe parents: 5189 diff changeset	2132 case DQ_STRING:
bd32f770c09a [project @ 2005-04-12 21:55:31 by jwe] jwe parents: 5189 diff changeset	2133 case SQ_STRING:
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2134 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2135 std::string txt = tok_val->text ();
7699 27a5f578750c make_constant: handle escape sequences in dq-strings John W. Eaton <jwe@octave.org> parents: 7690 diff changeset	2136
8150 283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2137 char delim = op == DQ_STRING ? '"' : '\'';
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2138 octave_value tmp (txt, delim);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2139
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2140 if (txt.empty ())
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2141 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2142 if (op == DQ_STRING)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2143 tmp = octave_null_str::instance;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2144 else
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2145 tmp = octave_null_sq_str::instance;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2146 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2147
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2148 retval = new tree_constant (tmp, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2149
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2150 if (op == DQ_STRING)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2151 txt = undo_string_escapes (txt);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2152
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2153 // FIXME -- maybe this should also be handled by
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2154 // tok_val->text_rep () for character strings?
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2155 retval->stash_original_text (delim + txt + delim);
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2156 }
1607 795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2157 break;
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2158
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2159 default:
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2160 panic_impossible ();
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2161 break;
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2162 }
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2163
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2164 return retval;
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2165 }
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2166
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2167 // Make a function handle.
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2168
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2169 tree_fcn_handle *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2170 octave_base_parser::make_fcn_handle (token *tok_val)
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2171 {
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2172 int l = tok_val->line ();
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2173 int c = tok_val->column ();
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2174
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2175 tree_fcn_handle *retval = new tree_fcn_handle (tok_val->text (), l, c);
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2176
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2177 return retval;
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2178 }
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2179
4935 4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2180 // Make an anonymous function handle.
4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2181
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2182 tree_anon_fcn_handle *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2183 octave_base_parser::make_anon_fcn_handle (tree_parameter_list *param_list,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2184 tree_statement *stmt)
4935 4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2185 {
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5774 diff changeset	2186 // FIXME -- need to get these from the location of the @ symbol.
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2187 int l = lexer.input_line_number;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2188 int c = lexer.current_input_column;
4935 4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2189
4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2190 tree_parameter_list *ret_list = 0;
4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2191
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	2192 symbol_table::scope_id fcn_scope = lexer.symtab_context.curr_scope ();
09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	2193
09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	2194 lexer.symtab_context.pop ();
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5848 diff changeset	2195
7351 8470a6b0b769 [project @ 2008-01-07 17:57:24 by jwe] jwe parents: 7336 diff changeset	2196 stmt->set_print_flag (false);
4935 4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2197
4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2198 tree_statement_list *body = new tree_statement_list (stmt);
4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2199
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2200 body->mark_as_anon_function_body ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2201
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5848 diff changeset	2202 tree_anon_fcn_handle *retval
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	2203 = new tree_anon_fcn_handle (param_list, ret_list, body, fcn_scope, l, c);
13125 34a49d076155 Show row/column for anonymous functions in the profiler Daniel Kraft <d@domob.eu> parents: 13029 diff changeset	2204 // FIXME: Stash the filename. This does not work and produces
34a49d076155 Show row/column for anonymous functions in the profiler Daniel Kraft <d@domob.eu> parents: 13029 diff changeset	2205 // errors when executed.
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2206 //retval->stash_file_name (lexer.fcn_file_name);
4935 4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2207
4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2208 return retval;
4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2209 }
4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2210
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2211 // Build a binary expression.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2212
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2213 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2214 octave_base_parser::make_binary_op (int op, tree_expression *op1,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2215 token tok_val, tree_expression op2)
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2216 {
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2217 octave_value::binary_op t = octave_value::unknown_binary_op;
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2218
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2219 switch (op)
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2220 {
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2221 case POW:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2222 t = octave_value::op_pow;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2223 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2224
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2225 case EPOW:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2226 t = octave_value::op_el_pow;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2227 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2228
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2229 case '+':
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2230 t = octave_value::op_add;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2231 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2232
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2233 case '-':
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2234 t = octave_value::op_sub;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2235 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2236
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2237 case '*':
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2238 t = octave_value::op_mul;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2239 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2240
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2241 case '/':
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2242 t = octave_value::op_div;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2243 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2244
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2245 case EMUL:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2246 t = octave_value::op_el_mul;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2247 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2248
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2249 case EDIV:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2250 t = octave_value::op_el_div;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2251 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2252
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2253 case LEFTDIV:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2254 t = octave_value::op_ldiv;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2255 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2256
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2257 case ELEFTDIV:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2258 t = octave_value::op_el_ldiv;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2259 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2260
2899 0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2261 case LSHIFT:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2262 t = octave_value::op_lshift;
2899 0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2263 break;
0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2264
0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2265 case RSHIFT:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2266 t = octave_value::op_rshift;
2899 0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2267 break;
0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2268
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2269 case EXPR_LT:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2270 t = octave_value::op_lt;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2271 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2272
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2273 case EXPR_LE:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2274 t = octave_value::op_le;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2275 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2276
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2277 case EXPR_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2278 t = octave_value::op_eq;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2279 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2280
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2281 case EXPR_GE:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2282 t = octave_value::op_ge;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2283 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2284
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2285 case EXPR_GT:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2286 t = octave_value::op_gt;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2287 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2288
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2289 case EXPR_NE:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2290 t = octave_value::op_ne;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2291 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2292
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2293 case EXPR_AND:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2294 t = octave_value::op_el_and;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2295 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2296
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2297 case EXPR_OR:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2298 t = octave_value::op_el_or;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2299 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2300
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2301 default:
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2302 panic_impossible ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2303 break;
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2304 }
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2305
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2306 int l = tok_val->line ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2307 int c = tok_val->column ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2308
18158 bf638abc95de eliminate constant folding in parser John W. Eaton <jwe@octave.org> parents: 18132 diff changeset	2309 return maybe_compound_binary_expression (op1, op2, l, c, t);
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2310 }
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2311
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2312 // Build a boolean expression.
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2313
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2314 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2315 octave_base_parser::make_boolean_op (int op, tree_expression *op1,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2316 token tok_val, tree_expression op2)
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2317 {
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2318 tree_boolean_expression::type t;
7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2319
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2320 switch (op)
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2321 {
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2322 case EXPR_AND_AND:
2805 68e6d0c93fc8 [project @ 1997-03-11 04:52:44 by jwe] jwe parents: 2791 diff changeset	2323 t = tree_boolean_expression::bool_and;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2324 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2325
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2326 case EXPR_OR_OR:
2805 68e6d0c93fc8 [project @ 1997-03-11 04:52:44 by jwe] jwe parents: 2791 diff changeset	2327 t = tree_boolean_expression::bool_or;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2328 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2329
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2330 default:
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2331 panic_impossible ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2332 break;
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2333 }
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2334
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2335 int l = tok_val->line ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2336 int c = tok_val->column ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2337
18158 bf638abc95de eliminate constant folding in parser John W. Eaton <jwe@octave.org> parents: 18132 diff changeset	2338 return new tree_boolean_expression (op1, op2, l, c, t);
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2339 }
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2340
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2341 // Build a prefix expression.
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2342
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2343 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2344 octave_base_parser::make_prefix_op (int op, tree_expression *op1,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2345 token *tok_val)
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2346 {
3203 bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe] jwe parents: 3195 diff changeset	2347 octave_value::unary_op t = octave_value::unknown_unary_op;
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2348
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2349 switch (op)
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2350 {
2960 194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2351 case EXPR_NOT:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2352 t = octave_value::op_not;
2960 194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2353 break;
194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2354
4965 c0d8e8afa82f [project @ 2004-09-06 20:19:57 by jwe] jwe parents: 4935 diff changeset	2355 case '+':
c0d8e8afa82f [project @ 2004-09-06 20:19:57 by jwe] jwe parents: 4935 diff changeset	2356 t = octave_value::op_uplus;
c0d8e8afa82f [project @ 2004-09-06 20:19:57 by jwe] jwe parents: 4935 diff changeset	2357 break;
c0d8e8afa82f [project @ 2004-09-06 20:19:57 by jwe] jwe parents: 4935 diff changeset	2358
2960 194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2359 case '-':
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2360 t = octave_value::op_uminus;
2960 194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2361 break;
194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2362
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2363 case PLUS_PLUS:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2364 t = octave_value::op_incr;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2365 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2366
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2367 case MINUS_MINUS:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2368 t = octave_value::op_decr;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2369 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2370
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2371 default:
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2372 panic_impossible ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2373 break;
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2374 }
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2375
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2376 int l = tok_val->line ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2377 int c = tok_val->column ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2378
18158 bf638abc95de eliminate constant folding in parser John W. Eaton <jwe@octave.org> parents: 18132 diff changeset	2379 return new tree_prefix_expression (op1, l, c, t);
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2380 }
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2381
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2382 // Build a postfix expression.
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2383
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2384 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2385 octave_base_parser::make_postfix_op (int op, tree_expression *op1,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2386 token *tok_val)
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2387 {
3203 bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe] jwe parents: 3195 diff changeset	2388 octave_value::unary_op t = octave_value::unknown_unary_op;
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2389
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2390 switch (op)
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2391 {
16284 09881dab3aaf * lex.ll, oct-parse.in.yy (HERMITIAN): Rename token from QUOTE. John W. Eaton <jwe@octave.org> parents: 16279 diff changeset	2392 case HERMITIAN:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2393 t = octave_value::op_hermitian;
2960 194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2394 break;
194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2395
194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2396 case TRANSPOSE:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2397 t = octave_value::op_transpose;
2960 194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2398 break;
194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2399
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2400 case PLUS_PLUS:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2401 t = octave_value::op_incr;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2402 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2403
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2404 case MINUS_MINUS:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2405 t = octave_value::op_decr;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2406 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2407
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2408 default:
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2409 panic_impossible ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2410 break;
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2411 }
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2412
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2413 int l = tok_val->line ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2414 int c = tok_val->column ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2415
18158 bf638abc95de eliminate constant folding in parser John W. Eaton <jwe@octave.org> parents: 18132 diff changeset	2416 return new tree_postfix_expression (op1, l, c, t);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2417 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2418
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2419 // Build an unwind-protect command.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2420
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2421 tree_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2422 octave_base_parser::make_unwind_command (token *unwind_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2423 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	2424 tree_statement_list *cleanup_stmts,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2425 token *end_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2426 octave_comment_list *lc,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2427 octave_comment_list *mc)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2428 {
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2429 tree_command *retval = 0;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2430
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	2431 if (end_token_ok (end_tok, token::unwind_protect_end))
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2432 {
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	2433 octave_comment_list *tc = lexer.comment_buf.get_comment ();
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2434
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2435 int l = unwind_tok->line ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2436 int c = unwind_tok->column ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2437
16136 ed36d5543b27 don't declare octave_parser member functions static John W. Eaton <jwe@octave.org> parents: 16134 diff changeset	2438 retval = new tree_unwind_protect_command (body, cleanup_stmts,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2439 lc, mc, tc, l, c);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2440 }
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2441 else
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2442 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2443 delete body;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2444 delete cleanup_stmts;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2445 }
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2446
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2447 return retval;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2448 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2449
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2450 // Build a try-catch command.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2451
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2452 tree_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2453 octave_base_parser::make_try_command (token *try_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2454 tree_statement_list *body,
17283 e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2455 char catch_sep,
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2456 tree_statement_list *cleanup_stmts,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2457 token *end_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2458 octave_comment_list *lc,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2459 octave_comment_list *mc)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2460 {
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2461 tree_command *retval = 0;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2462
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	2463 if (end_token_ok (end_tok, token::try_catch_end))
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2464 {
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	2465 octave_comment_list *tc = lexer.comment_buf.get_comment ();
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2466
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2467 int l = try_tok->line ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2468 int c = try_tok->column ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2469
17283 e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2470 tree_identifier *id = 0;
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2471
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2472 if (! catch_sep && cleanup_stmts && ! cleanup_stmts->empty ())
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2473 {
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2474 tree_statement *stmt = cleanup_stmts->front ();
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2475
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2476 if (stmt)
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2477 {
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2478 tree_expression *expr = stmt->expression ();
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2479
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2480 if (expr && expr->is_identifier ())
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2481 {
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2482 id = dynamic_cast<tree_identifier *> (expr);
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2483
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2484 cleanup_stmts->pop_front ();
17673 9f6e4e5c2bac avoid memory leak in parser (bug #40231) John W. Eaton <jwe@octave.org> parents: 17658 diff changeset	2485
9f6e4e5c2bac avoid memory leak in parser (bug #40231) John W. Eaton <jwe@octave.org> parents: 17658 diff changeset	2486 stmt->set_expression (0);
9f6e4e5c2bac avoid memory leak in parser (bug #40231) John W. Eaton <jwe@octave.org> parents: 17658 diff changeset	2487 delete stmt;
17283 e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2488 }
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2489 }
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2490 }
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2491
17249 923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 17170 diff changeset	2492 retval = new tree_try_catch_command (body, cleanup_stmts, id,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2493 lc, mc, tc, l, c);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2494 }
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2495 else
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2496 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2497 delete body;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2498 delete cleanup_stmts;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2499 }
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2500
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2501 return retval;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2502 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2503
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2504 // Build a while command.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2505
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2506 tree_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2507 octave_base_parser::make_while_command (token *while_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2508 tree_expression *expr,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2509 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	2510 token *end_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2511 octave_comment_list *lc)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2512 {
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2513 tree_command *retval = 0;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2514
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2515 maybe_warn_assign_as_truth_value (expr);
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2516
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	2517 if (end_token_ok (end_tok, token::while_end))
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2518 {
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	2519 octave_comment_list *tc = lexer.comment_buf.get_comment ();
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2520
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2521 lexer.looping--;
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2522
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2523 int l = while_tok->line ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2524 int c = while_tok->column ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2525
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2526 retval = new tree_while_command (expr, body, lc, tc, l, c);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2527 }
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2528 else
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2529 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2530 delete expr;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2531 delete body;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2532 }
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2533
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2534 return retval;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2535 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2536
3484 8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2537 // Build a do-until command.
8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2538
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2539 tree_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2540 octave_base_parser::make_do_until_command (token *until_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2541 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	2542 tree_expression *expr,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2543 octave_comment_list *lc)
3484 8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2544 {
8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2545 maybe_warn_assign_as_truth_value (expr);
8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2546
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	2547 octave_comment_list *tc = lexer.comment_buf.get_comment ();
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2548
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2549 lexer.looping--;
3484 8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2550
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2551 int l = until_tok->line ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2552 int c = until_tok->column ();
3484 8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2553
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2554 return new tree_do_until_command (expr, body, lc, tc, l, c);
3484 8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2555 }
8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2556
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2557 // Build a for command.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2558
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2559 tree_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2560 octave_base_parser::make_for_command (int tok_id, token *for_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2561 tree_argument_list *lhs,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2562 tree_expression *expr,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2563 tree_expression *maxproc,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2564 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	2565 token *end_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2566 octave_comment_list *lc)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2567 {
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2568 tree_command *retval = 0;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2569
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	2570 bool parfor = tok_id == PARFOR;
027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	2571
027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	2572 if (end_token_ok (end_tok, parfor ? token::parfor_end : token::for_end))
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2573 {
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	2574 octave_comment_list *tc = lexer.comment_buf.get_comment ();
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2575
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2576 lexer.looping--;
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2577
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2578 int l = for_tok->line ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2579 int c = for_tok->column ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2580
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2581 if (lhs->length () == 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2582 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2583 tree_expression *tmp = lhs->remove_front ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2584
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	2585 retval = new tree_simple_for_command (parfor, tmp, expr, maxproc,
027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	2586 body, lc, tc, l, c);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2587
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2588 delete lhs;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2589 }
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2590 else
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	2591 {
027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	2592 if (parfor)
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	2593 bison_error ("invalid syntax for parfor statement");
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	2594 else
027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	2595 retval = new tree_complex_for_command (lhs, expr, body,
027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	2596 lc, tc, l, c);
027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	2597 }
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2598 }
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2599 else
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2600 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2601 delete lhs;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2602 delete expr;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2603 delete maxproc;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2604 delete body;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2605 }
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2606
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2607 return retval;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2608 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2609
4207 fa3482b34599 [project @ 2002-12-03 18:22:05 by jwe] jwe parents: 4186 diff changeset	2610 // Build a break command.
fa3482b34599 [project @ 2002-12-03 18:22:05 by jwe] jwe parents: 4186 diff changeset	2611
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2612 tree_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2613 octave_base_parser::make_break_command (token *break_tok)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2614 {
2620 5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2615 int l = break_tok->line ();
5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2616 int c = break_tok->column ();
5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2617
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2618 return new tree_break_command (l, c);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2619 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2620
4207 fa3482b34599 [project @ 2002-12-03 18:22:05 by jwe] jwe parents: 4186 diff changeset	2621 // Build a continue command.
fa3482b34599 [project @ 2002-12-03 18:22:05 by jwe] jwe parents: 4186 diff changeset	2622
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2623 tree_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2624 octave_base_parser::make_continue_command (token *continue_tok)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2625 {
2620 5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2626 int l = continue_tok->line ();
5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2627 int c = continue_tok->column ();
5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2628
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2629 return new tree_continue_command (l, c);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2630 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2631
4207 fa3482b34599 [project @ 2002-12-03 18:22:05 by jwe] jwe parents: 4186 diff changeset	2632 // Build a return command.
fa3482b34599 [project @ 2002-12-03 18:22:05 by jwe] jwe parents: 4186 diff changeset	2633
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2634 tree_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2635 octave_base_parser::make_return_command (token *return_tok)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2636 {
2620 5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2637 int l = return_tok->line ();
5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2638 int c = return_tok->column ();
5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2639
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2640 return new tree_return_command (l, c);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2641 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2642
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2643 // Start an if command.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2644
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2645 tree_if_command_list *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2646 octave_base_parser::start_if_command (tree_expression *expr,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2647 tree_statement_list *list)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2648 {
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2649 maybe_warn_assign_as_truth_value (expr);
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2650
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2651 tree_if_clause *t = new tree_if_clause (expr, list);
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2652
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2653 return new tree_if_command_list (t);
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2654 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2655
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2656 // Finish an if command.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2657
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2658 tree_if_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2659 octave_base_parser::finish_if_command (token *if_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2660 tree_if_command_list *list,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2661 token *end_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2662 octave_comment_list *lc)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2663 {
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2664 tree_if_command *retval = 0;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2665
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	2666 if (end_token_ok (end_tok, token::if_end))
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2667 {
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	2668 octave_comment_list *tc = lexer.comment_buf.get_comment ();
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2669
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2670 int l = if_tok->line ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2671 int c = if_tok->column ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2672
8842 be7b30a24938 line/column info for switch and if statements John W. Eaton <jwe@octave.org> parents: 8828 diff changeset	2673 if (list && ! list->empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2674 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2675 tree_if_clause *elt = list->front ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2676
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2677 if (elt)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2678 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2679 elt->line (l);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2680 elt->column (c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2681 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2682 }
8842 be7b30a24938 line/column info for switch and if statements John W. Eaton <jwe@octave.org> parents: 8828 diff changeset	2683
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2684 retval = new tree_if_command (list, lc, tc, l, c);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2685 }
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2686 else
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2687 delete list;
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2688
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2689 return retval;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2690 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2691
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2692 // Build an elseif clause.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2693
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2694 tree_if_clause *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2695 octave_base_parser::make_elseif_clause (token *elseif_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2696 tree_expression *expr,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2697 tree_statement_list *list,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2698 octave_comment_list *lc)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2699 {
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2700 maybe_warn_assign_as_truth_value (expr);
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2701
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2702 int l = elseif_tok->line ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2703 int c = elseif_tok->column ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2704
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2705 return new tree_if_clause (expr, list, lc, l, c);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2706 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2707
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2708 // Finish a switch command.
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2709
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2710 tree_switch_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2711 octave_base_parser::finish_switch_command (token *switch_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2712 tree_expression *expr,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2713 tree_switch_case_list *list,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2714 token *end_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2715 octave_comment_list *lc)
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2716 {
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2717 tree_switch_command *retval = 0;
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2718
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	2719 if (end_token_ok (end_tok, token::switch_end))
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2720 {
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	2721 octave_comment_list *tc = lexer.comment_buf.get_comment ();
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2722
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2723 int l = switch_tok->line ();
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2724 int c = switch_tok->column ();
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2725
8842 be7b30a24938 line/column info for switch and if statements John W. Eaton <jwe@octave.org> parents: 8828 diff changeset	2726 if (list && ! list->empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2727 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2728 tree_switch_case *elt = list->front ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2729
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2730 if (elt)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2731 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2732 elt->line (l);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2733 elt->column (c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2734 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2735 }
8842 be7b30a24938 line/column info for switch and if statements John W. Eaton <jwe@octave.org> parents: 8828 diff changeset	2736
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2737 retval = new tree_switch_command (expr, list, lc, tc, l, c);
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2738 }
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2739 else
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2740 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2741 delete expr;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2742 delete list;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2743 }
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2744
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2745 return retval;
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2746 }
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2747
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2748 // Build a switch case.
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2749
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2750 tree_switch_case *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2751 octave_base_parser::make_switch_case (token *case_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2752 tree_expression *expr,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2753 tree_statement_list *list,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2754 octave_comment_list *lc)
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2755 {
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2756 maybe_warn_variable_switch_label (expr);
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2757
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2758 int l = case_tok->line ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2759 int c = case_tok->column ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2760
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2761 return new tree_switch_case (expr, list, lc, l, c);
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2762 }
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2763
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2764 // Build an assignment to a variable.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2765
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2766 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2767 octave_base_parser::make_assign_op (int op, tree_argument_list *lhs,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2768 token eq_tok, tree_expression rhs)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2769 {
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2770 tree_expression *retval = 0;
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2771
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2772 octave_value::assign_op t = octave_value::unknown_assign_op;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2773
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2774 switch (op)
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2775 {
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2776 case '=':
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2777 t = octave_value::op_asn_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2778 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2779
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2780 case ADD_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2781 t = octave_value::op_add_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2782 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2783
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2784 case SUB_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2785 t = octave_value::op_sub_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2786 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2787
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2788 case MUL_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2789 t = octave_value::op_mul_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2790 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2791
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2792 case DIV_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2793 t = octave_value::op_div_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2794 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2795
3204 81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3203 diff changeset	2796 case LEFTDIV_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2797 t = octave_value::op_ldiv_eq;
3204 81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3203 diff changeset	2798 break;
81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3203 diff changeset	2799
4018 a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	2800 case POW_EQ:
a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	2801 t = octave_value::op_pow_eq;
a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	2802 break;
a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	2803
2899 0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2804 case LSHIFT_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2805 t = octave_value::op_lshift_eq;
2899 0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2806 break;
0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2807
0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2808 case RSHIFT_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2809 t = octave_value::op_rshift_eq;
2899 0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2810 break;
0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2811
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2812 case EMUL_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2813 t = octave_value::op_el_mul_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2814 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2815
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2816 case EDIV_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2817 t = octave_value::op_el_div_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2818 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2819
3204 81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3203 diff changeset	2820 case ELEFTDIV_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2821 t = octave_value::op_el_ldiv_eq;
3204 81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3203 diff changeset	2822 break;
81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3203 diff changeset	2823
4018 a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	2824 case EPOW_EQ:
a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	2825 t = octave_value::op_el_pow_eq;
a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	2826 break;
a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	2827
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2828 case AND_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2829 t = octave_value::op_el_and_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2830 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2831
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2832 case OR_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2833 t = octave_value::op_el_or_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2834 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2835
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2836 default:
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2837 panic_impossible ();
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2838 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2839 }
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2840
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2841 int l = eq_tok->line ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2842 int c = eq_tok->column ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2843
5841 fb4dea2184bf [project @ 2006-06-05 20:59:25 by jwe] jwe parents: 5832 diff changeset	2844 if (lhs->is_simple_assign_lhs ())
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2845 {
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2846 tree_expression *tmp = lhs->remove_front ();
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2847
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2848 retval = new tree_simple_assignment (tmp, rhs, false, l, c, t);
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2849
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2850 delete lhs;
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2851 }
10230 0a5a769b8fc0 disallow computed multiple assignment Jaroslav Hajek <highegg@gmail.com> parents: 10207 diff changeset	2852 else if (t == octave_value::op_asn_eq)
0a5a769b8fc0 disallow computed multiple assignment Jaroslav Hajek <highegg@gmail.com> parents: 10207 diff changeset	2853 return new tree_multi_assignment (lhs, rhs, false, l, c);
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2854 else
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	2855 bison_error ("computed multiple assignment not allowed");
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2856
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2857 return retval;
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2858 }
751 c9f3cb77478d [project @ 1994-09-30 18:46:17 by jwe] jwe parents: 723 diff changeset	2859
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2860 // Define a script.
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2861
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2862 void
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2863 octave_base_parser::make_script (tree_statement_list *cmds,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2864 tree_statement *end_script)
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2865 {
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2866 if (! cmds)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2867 cmds = new tree_statement_list ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2868
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2869 cmds->append (end_script);
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2870
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2871 octave_user_script *script
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2872 = new octave_user_script (lexer.fcn_file_full_name,
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2873 lexer.fcn_file_name,
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2874 cmds, lexer.help_text);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2875
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2876 lexer.help_text = "";
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2877
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2878 octave_time now;
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2879
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2880 script->stash_fcn_file_time (now);
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2881
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2882 primary_fcn_ptr = script;
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2883 }
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2884
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2885 // Begin defining a function.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2886
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2887 octave_user_function *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2888 octave_base_parser::start_function (tree_parameter_list *param_list,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2889 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	2890 tree_statement *end_fcn_stmt)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2891 {
2891 1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	2892 // We'll fill in the return list later.
1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	2893
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2894 if (! body)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2895 body = new tree_statement_list ();
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2896
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2897 body->append (end_fcn_stmt);
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2898
2891 1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	2899 octave_user_function *fcn
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	2900 = new octave_user_function (lexer.symtab_context.curr_scope (),
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2901 param_list, 0, body);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2902
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2903 if (fcn)
0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2904 {
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	2905 octave_comment_list *tc = lexer.comment_buf.get_comment ();
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2906
0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2907 fcn->stash_trailing_comment (tc);
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	2908 fcn->stash_fcn_end_location (end_fcn_stmt->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	2909 end_fcn_stmt->column ());
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2910 }
0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2911
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2912 return fcn;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2913 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2914
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2915 tree_statement *
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	2916 octave_base_parser::make_end (const std::string& type, bool eof, int l, int c)
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2917 {
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	2918 return make_statement (new tree_no_op_command (type, eof, l, c));
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2919 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2920
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2921 // Do most of the work for defining a function.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2922
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2923 octave_user_function *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2924 octave_base_parser::frob_function (const std::string& fname,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2925 octave_user_function *fcn)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2926 {
4872 fe71c458f438 [project @ 2004-04-21 20:09:32 by jwe] jwe parents: 4844 diff changeset	2927 std::string id_name = fname;
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2928
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2929 // If input is coming from a file, issue a warning if the name of
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2930 // the file does not match the name of the function stated in the
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2931 // file. Matlab doesn't provide a diagnostic (it ignores the stated
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2932 // name).
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2933 if (! autoloading && lexer.reading_fcn_file
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	2934 && curr_fcn_depth == 1 && ! parsing_subfunctions)
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2935 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2936 // FIXME -- should lexer.fcn_file_name already be
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2937 // preprocessed when we get here? It seems to only be a
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2938 // problem with relative file names.
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2939
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2940 std::string nm = lexer.fcn_file_name;
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2941
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2942 size_t pos = nm.find_last_of (file_ops::dir_sep_chars ());
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2943
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2944 if (pos != std::string::npos)
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2945 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	2946
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2947 if (nm != id_name)
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2948 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2949 warning_with_id
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2950 ("Octave:function-name-clash",
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	2951 "function name '%s' does not agree with function file name '%s'",
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2952 id_name.c_str (), lexer.fcn_file_full_name.c_str ());
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2953
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2954 id_name = nm;
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2955 }
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2956 }
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2957
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2958 if (lexer.reading_fcn_file \|\| lexer.reading_classdef_file \|\| autoloading)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2959 {
3712 7066a8065e7e [project @ 2000-08-22 06:21:20 by jwe] jwe parents: 3665 diff changeset	2960 octave_time now;
3162 7c96e85c76db [project @ 1998-04-08 18:19:35 by jwe] jwe parents: 3156 diff changeset	2961
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2962 fcn->stash_fcn_file_name (lexer.fcn_file_full_name);
3162 7c96e85c76db [project @ 1998-04-08 18:19:35 by jwe] jwe parents: 3156 diff changeset	2963 fcn->stash_fcn_file_time (now);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2964 fcn->mark_as_system_fcn_file ();
3162 7c96e85c76db [project @ 1998-04-08 18:19:35 by jwe] jwe parents: 3156 diff changeset	2965
6323 ea65de49e18e [project @ 2007-02-17 02:51:02 by jwe] jwe parents: 6238 diff changeset	2966 if (fcn_file_from_relative_lookup)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2967 fcn->mark_relative ();
6323 ea65de49e18e [project @ 2007-02-17 02:51:02 by jwe] jwe parents: 6238 diff changeset	2968
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	2969 if (curr_fcn_depth > 1 \|\| parsing_subfunctions)
7968 0d607e8dbbfa eliminate curr_parent_function; fix subfunction lookup John W. Eaton <jwe@octave.org> parents: 7903 diff changeset	2970 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2971 fcn->stash_parent_fcn_name (lexer.fcn_file_name);
14544 be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	2972
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	2973 if (curr_fcn_depth > 1)
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	2974 fcn->stash_parent_fcn_scope (function_scopes[function_scopes.size ()-2]);
14544 be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	2975 else
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	2976 fcn->stash_parent_fcn_scope (primary_fcn_scope);
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2977 }
6323 ea65de49e18e [project @ 2007-02-17 02:51:02 by jwe] jwe parents: 6238 diff changeset	2978
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2979 if (lexer.parsing_class_method)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2980 {
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	2981 if (curr_class_name == id_name)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2982 fcn->mark_as_class_constructor ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2983 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2984 fcn->mark_as_class_method ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2985
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	2986 fcn->stash_dispatch_class (curr_class_name);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2987 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	2988
5781 faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2989 std::string nm = fcn->fcn_file_name ();
faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2990
faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2991 file_stat fs (nm);
faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2992
faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2993 if (fs && fs.is_newer (now))
faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2994 warning_with_id ("Octave:future-time-stamp",
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	2995 "time stamp for '%s' is in the future", nm.c_str ());
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2996 }
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	2997 else if (! input_from_tmp_history_file
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2998 && ! lexer.force_script
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2999 && lexer.reading_script_file
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3000 && lexer.fcn_file_name == id_name)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3001 {
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	3002 warning ("function '%s' defined within script file '%s'",
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3003 id_name.c_str (), lexer.fcn_file_full_name.c_str ());
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3004 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3005
4872 fe71c458f438 [project @ 2004-04-21 20:09:32 by jwe] jwe parents: 4844 diff changeset	3006 fcn->stash_function_name (id_name);
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3007
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3008 if (! lexer.help_text.empty () && curr_fcn_depth == 1
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3009 && ! parsing_subfunctions)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	3010 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3011 fcn->document (lexer.help_text);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3012
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3013 lexer.help_text = "";
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	3014 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	3015
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3016 if (lexer.reading_fcn_file && curr_fcn_depth == 1
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3017 && ! parsing_subfunctions)
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3018 primary_fcn_ptr = fcn;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	3019
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3020 return fcn;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3021 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3022
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3023 tree_function_def *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3024 octave_base_parser::finish_function (tree_parameter_list *ret_list,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3025 octave_user_function *fcn,
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	3026 octave_comment_list *lc,
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	3027 int l, int c)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3028 {
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3029 tree_function_def *retval = 0;
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3030
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3031 if (ret_list)
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3032 ret_list->mark_as_formal_parameters ();
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3033
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3034 if (fcn)
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3035 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7755 diff changeset	3036 std::string nm = fcn->name ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7755 diff changeset	3037 std::string file = fcn->fcn_file_name ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7755 diff changeset	3038
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7755 diff changeset	3039 std::string tmp = nm;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7755 diff changeset	3040 if (! file.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3041 tmp += ": " + file;
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7755 diff changeset	3042
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7755 diff changeset	3043 symbol_table::cache_name (fcn->scope (), tmp);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7755 diff changeset	3044
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3045 if (lc)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3046 fcn->stash_leading_comment (lc);
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3047
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3048 fcn->define_ret_list (ret_list);
7755 ea9cb4d68dbf avoid installing subfunctions twice John W. Eaton <jwe@octave.org> parents: 7750 diff changeset	3049
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	3050 if (curr_fcn_depth > 1 \|\| parsing_subfunctions)
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3051 {
11461 2b8531a6a3c9 Change mentions of "nested function" to the less misleading "subfunction" David Grundberg <individ@acc.umu.se> parents: 11388 diff changeset	3052 fcn->mark_as_subfunction ();
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	3053 fcn->stash_fcn_location (l, c);
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	3054
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	3055 subfunction_names.push_back (nm);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3056
14544 be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3057 if (endfunction_found && function_scopes.size () > 1)
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3058 {
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3059 symbol_table::scope_id pscope
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	3060 = function_scopes[function_scopes.size ()-2];
14544 be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3061
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3062 symbol_table::install_nestfunction (nm, octave_value (fcn),
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3063 pscope);
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3064 }
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3065 else
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3066 symbol_table::install_subfunction (nm, octave_value (fcn),
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3067 primary_fcn_scope);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3068 }
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3069
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	3070 if (curr_fcn_depth == 1 && fcn)
14544 be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3071 symbol_table::update_nest (fcn->scope ());
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3072
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3073 if (! lexer.reading_fcn_file && curr_fcn_depth == 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3074 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3075 // We are either reading a script file or defining a function
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3076 // at the command line, so this definition creates a
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3077 // tree_function object that is placed in the parse tree.
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3078 // Otherwise, it is just inserted in the symbol table,
14512 e0d66b8b0c63 Avoid double delete for nested functions in commandline Max Brister <max@2bass.com> parents: 14507 diff changeset	3079 // either as a subfunction or nested function (see above),
e0d66b8b0c63 Avoid double delete for nested functions in commandline Max Brister <max@2bass.com> parents: 14507 diff changeset	3080 // or as the primary function for the file, via
e0d66b8b0c63 Avoid double delete for nested functions in commandline Max Brister <max@2bass.com> parents: 14507 diff changeset	3081 // primary_fcn_ptr (see also load_fcn_from_file,,
e0d66b8b0c63 Avoid double delete for nested functions in commandline Max Brister <max@2bass.com> parents: 14507 diff changeset	3082 // parse_fcn_file, and
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3083 // symbol_table::fcn_info::fcn_info_rep::find_user_function).
9761 5f8971be8e12 parse.y (finish_function): retrun function object unless parsing function file John W. Eaton <jwe@octave.org> parents: 9506 diff changeset	3084
5f8971be8e12 parse.y (finish_function): retrun function object unless parsing function file John W. Eaton <jwe@octave.org> parents: 9506 diff changeset	3085 retval = new tree_function_def (fcn);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3086 }
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3087 }
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3088
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3089 return retval;
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3090 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3091
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3092 void
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3093 octave_base_parser::recover_from_parsing_function (void)
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	3094 {
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	3095 lexer.symtab_context.pop ();
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	3096
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3097 if (lexer.reading_fcn_file && curr_fcn_depth == 1
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3098 && ! parsing_subfunctions)
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3099 parsing_subfunctions = true;
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3100
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	3101 curr_fcn_depth--;
14544 be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3102 function_scopes.pop_back ();
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3103
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3104 lexer.defining_func--;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3105 lexer.parsed_function_name.pop ();
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3106 lexer.looking_at_return_list = false;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3107 lexer.looking_at_parameter_list = false;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	3108 }
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	3109
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3110 tree_funcall *
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3111 octave_base_parser::make_superclass_ref (const std::string& method_nm,
18927 09eb8a2ddb02 eliminate some unused parameter warnings in parser functions John W. Eaton <jwe@octave.org> parents: 18537 diff changeset	3112 const std::string& class_nm)
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3113 {
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3114 octave_value_list args;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3115
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	3116 args(1) = class_nm;
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3117 args(0) = method_nm;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3118
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3119 octave_value fcn
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3120 = symbol_table::find_built_in_function ("__superclass_reference__");
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3121
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3122 return new tree_funcall (fcn, args);
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3123 }
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3124
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3125 tree_funcall *
18927 09eb8a2ddb02 eliminate some unused parameter warnings in parser functions John W. Eaton <jwe@octave.org> parents: 18537 diff changeset	3126 octave_base_parser::make_meta_class_query (const std::string& class_nm)
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3127 {
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3128 octave_value_list args;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3129
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	3130 args(0) = class_nm;
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3131
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3132 octave_value fcn
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3133 = symbol_table::find_built_in_function ("__meta_class_query__");
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3134
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3135 return new tree_funcall (fcn, args);
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3136 }
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3137
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3138 // A CLASSDEF block defines a class that has a constructor and other
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3139 // methods, but it is not an executable command. Parsing the block
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3140 // makes some changes in the symbol table (inserting the constructor
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3141 // and methods, and adding to the list of known objects) and creates
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3142 // a parse tree containing meta information about the class.
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3143
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3144 tree_classdef *
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3145 octave_base_parser::make_classdef (token *tok_val,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3146 tree_classdef_attribute_list *a,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3147 tree_identifier *id,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3148 tree_classdef_superclass_list *sc,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3149 tree_classdef_body body, token end_tok,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3150 octave_comment_list *lc)
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3151 {
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3152 tree_classdef *retval = 0;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3153
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3154 std::string cls_name = id->name ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3155
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3156 std::string nm = lexer.fcn_file_name;
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3157
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3158 size_t pos = nm.find_last_of (file_ops::dir_sep_chars ());
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3159
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3160 if (pos != std::string::npos)
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3161 nm = lexer.fcn_file_name.substr (pos+1);
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3162
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3163 if (nm != cls_name)
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3164 bison_error ("invalid classdef definition, the class name must match the file name");
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3165 else if (end_token_ok (end_tok, token::classdef_end))
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3166 {
17745 93b3d03b05e7 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 17735 17744 diff changeset	3167 octave_comment_list *tc = lexer.comment_buf.get_comment ();
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3168
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3169 int l = tok_val->line ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3170 int c = tok_val->column ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3171
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3172 if (! body)
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3173 body = new tree_classdef_body ();
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3174
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3175 retval = new tree_classdef (a, id, sc, body, lc, tc,
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3176 curr_package_name, l, c);
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3177 }
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3178
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3179 if (! retval)
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3180 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3181 delete a;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3182 delete id;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3183 delete sc;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3184 delete body;
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3185 }
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3186
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3187 return retval;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3188 }
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3189
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3190 tree_classdef_properties_block *
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3191 octave_base_parser::make_classdef_properties_block (token *tok_val,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3192 tree_classdef_attribute_list *a,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3193 tree_classdef_property_list *plist,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3194 token *end_tok,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3195 octave_comment_list *lc)
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3196 {
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3197 tree_classdef_properties_block *retval = 0;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3198
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3199 if (end_token_ok (end_tok, token::properties_end))
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3200 {
17745 93b3d03b05e7 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 17735 17744 diff changeset	3201 octave_comment_list *tc = lexer.comment_buf.get_comment ();
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3202
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3203 int l = tok_val->line ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3204 int c = tok_val->column ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3205
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3206 if (! plist)
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3207 plist = new tree_classdef_property_list ();
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3208
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3209 retval = new tree_classdef_properties_block (a, plist, lc, tc, l, c);
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3210 }
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3211 else
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3212 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3213 delete a;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3214 delete plist;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3215 }
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3216
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3217 return retval;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3218 }
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3219
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3220 tree_classdef_methods_block *
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3221 octave_base_parser::make_classdef_methods_block (token *tok_val,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3222 tree_classdef_attribute_list *a,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3223 tree_classdef_methods_list *mlist,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3224 token *end_tok,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3225 octave_comment_list *lc)
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3226 {
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3227 tree_classdef_methods_block *retval = 0;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3228
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3229 if (end_token_ok (end_tok, token::methods_end))
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3230 {
17745 93b3d03b05e7 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 17735 17744 diff changeset	3231 octave_comment_list *tc = lexer.comment_buf.get_comment ();
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3232
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3233 int l = tok_val->line ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3234 int c = tok_val->column ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3235
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3236 if (! mlist)
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3237 mlist = new tree_classdef_methods_list ();
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3238
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3239 retval = new tree_classdef_methods_block (a, mlist, lc, tc, l, c);
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3240 }
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3241 else
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3242 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3243 delete a;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3244 delete mlist;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3245 }
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3246
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3247 return retval;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3248 }
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3249
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3250 tree_classdef_events_block *
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3251 octave_base_parser::make_classdef_events_block (token *tok_val,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3252 tree_classdef_attribute_list *a,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3253 tree_classdef_events_list *elist,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3254 token *end_tok,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3255 octave_comment_list *lc)
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3256 {
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3257 tree_classdef_events_block *retval = 0;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3258
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3259 if (end_token_ok (end_tok, token::events_end))
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3260 {
17745 93b3d03b05e7 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 17735 17744 diff changeset	3261 octave_comment_list *tc = lexer.comment_buf.get_comment ();
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3262
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3263 int l = tok_val->line ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3264 int c = tok_val->column ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3265
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3266 if (! elist)
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3267 elist = new tree_classdef_events_list ();
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3268
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3269 retval = new tree_classdef_events_block (a, elist, lc, tc, l, c);
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3270 }
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3271 else
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3272 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3273 delete a;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3274 delete elist;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3275 }
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3276
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3277 return retval;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3278 }
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3279
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3280 tree_classdef_enum_block *
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3281 octave_base_parser::make_classdef_enum_block (token *tok_val,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3282 tree_classdef_attribute_list *a,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3283 tree_classdef_enum_list *elist,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3284 token *end_tok,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3285 octave_comment_list *lc)
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3286 {
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3287 tree_classdef_enum_block *retval = 0;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3288
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3289 if (end_token_ok (end_tok, token::enumeration_end))
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3290 {
17745 93b3d03b05e7 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 17735 17744 diff changeset	3291 octave_comment_list *tc = lexer.comment_buf.get_comment ();
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3292
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3293 int l = tok_val->line ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3294 int c = tok_val->column ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3295
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3296 if (! elist)
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3297 elist = new tree_classdef_enum_list ();
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3298
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3299 retval = new tree_classdef_enum_block (a, elist, lc, tc, l, c);
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3300 }
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3301 else
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3302 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3303 delete a;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3304 delete elist;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3305 }
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3306
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3307 return retval;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	3308 }
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	3309
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3310 octave_user_function*
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3311 octave_base_parser::start_classdef_external_method (tree_identifier *id,
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	3312 tree_parameter_list *pl)
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3313 {
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3314 octave_user_function* retval = 0;
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3315
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3316 // External methods are only allowed within @-folders. In this case,
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3317 // curr_class_name will be non-empty.
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3318
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3319 if (! curr_class_name.empty ())
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3320 {
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3321
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3322 std::string mname = id->name ();
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3323
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3324 // Methods that cannot be declared outside the classdef file:
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3325 // - methods with '.' character (e.g. property accessors)
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3326 // - class constructor
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3327 // - `delete'
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3328
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3329 if (mname.find_first_of (".") == std::string::npos
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3330 && mname != "delete"
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3331 && mname != curr_class_name)
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3332 {
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3333 // Create a dummy function that is used until the real method
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3334 // is loaded.
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3335
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3336 retval = new octave_user_function (-1, pl);
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3337
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3338 retval->stash_function_name (mname);
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3339
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3340 int l = id->line ();
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3341 int c = id->column ();
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3342
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3343 retval->stash_fcn_location (l, c);
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3344 }
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3345 else
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3346 bison_error ("invalid external method declaration, an external "
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3347 "method cannot be the class constructor, `delete' "
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3348 "or have a dot (.) character in its name");
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3349 }
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3350 else
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3351 bison_error ("external methods are only allowed in @-folders");
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3352
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3353 if (! retval)
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3354 delete id;
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3355
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3356 return retval;
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3357 }
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3358
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3359 tree_function_def *
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3360 octave_base_parser::finish_classdef_external_method (octave_user_function *fcn,
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	3361 tree_parameter_list *ret_list,
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3362 octave_comment_list *cl)
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3363 {
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3364 if (ret_list)
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3365 fcn->define_ret_list (ret_list);
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3366
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3367 if (cl)
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3368 fcn->stash_leading_comment (cl);
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3369
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3370 int l = fcn->beginning_line ();
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3371 int c = fcn->beginning_column ();
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3372
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3373 return new tree_function_def (fcn, l, c);
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3374 }
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3375
2846 52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3376 // Make an index expression.
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3377
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3378 tree_index_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3379 octave_base_parser::make_index_expression (tree_expression *expr,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3380 tree_argument_list *args,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3381 char type)
751 c9f3cb77478d [project @ 1994-09-30 18:46:17 by jwe] jwe parents: 723 diff changeset	3382 {
c9f3cb77478d [project @ 1994-09-30 18:46:17 by jwe] jwe parents: 723 diff changeset	3383 tree_index_expression *retval = 0;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	3384
10206 37a08e0ce2dc support Matlab-style empty output/input arguments Jaroslav Hajek <highegg@gmail.com> parents: 10188 diff changeset	3385 if (args && args->has_magic_tilde ())
37a08e0ce2dc support Matlab-style empty output/input arguments Jaroslav Hajek <highegg@gmail.com> parents: 10188 diff changeset	3386 {
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	3387 bison_error ("invalid use of empty argument (~) in index expression");
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	3388
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	3389 delete expr;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	3390 delete args;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	3391
10206 37a08e0ce2dc support Matlab-style empty output/input arguments Jaroslav Hajek <highegg@gmail.com> parents: 10188 diff changeset	3392 return retval;
37a08e0ce2dc support Matlab-style empty output/input arguments Jaroslav Hajek <highegg@gmail.com> parents: 10188 diff changeset	3393 }
751 c9f3cb77478d [project @ 1994-09-30 18:46:17 by jwe] jwe parents: 723 diff changeset	3394
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3395 int l = expr->line ();
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3396 int c = expr->column ();
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3397
15954 46ca8488de92 Re-engineer tree_expression postfix handling to make it more flexible. Michael Goffioul <michael.goffioul@gmail.com> parents: 15895 diff changeset	3398 if (! expr->is_postfix_indexed ())
46ca8488de92 Re-engineer tree_expression postfix handling to make it more flexible. Michael Goffioul <michael.goffioul@gmail.com> parents: 15895 diff changeset	3399 expr->set_postfix_index (type);
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3400
3933 f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3401 if (expr->is_index_expression ())
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3402 {
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3403 tree_index_expression tmp = static_cast<tree_index_expression > (expr);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3404
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3405 tmp->append (args, type);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3406
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3407 retval = tmp;
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3408 }
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3409 else
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3410 retval = new tree_index_expression (expr, args, l, c, type);
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3411
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3412 return retval;
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3413 }
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3414
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3415 // Make an indirect reference expression.
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3416
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3417 tree_index_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3418 octave_base_parser::make_indirect_ref (tree_expression *expr,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3419 const std::string& elt)
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3420 {
3930 61d4427c016e [project @ 2002-05-07 00:47:31 by jwe] jwe parents: 3929 diff changeset	3421 tree_index_expression *retval = 0;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3422
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3423 int l = expr->line ();
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3424 int c = expr->column ();
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3425
15954 46ca8488de92 Re-engineer tree_expression postfix handling to make it more flexible. Michael Goffioul <michael.goffioul@gmail.com> parents: 15895 diff changeset	3426 if (! expr->is_postfix_indexed ())
46ca8488de92 Re-engineer tree_expression postfix handling to make it more flexible. Michael Goffioul <michael.goffioul@gmail.com> parents: 15895 diff changeset	3427 expr->set_postfix_index ('.');
46ca8488de92 Re-engineer tree_expression postfix handling to make it more flexible. Michael Goffioul <michael.goffioul@gmail.com> parents: 15895 diff changeset	3428
3933 f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3429 if (expr->is_index_expression ())
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3430 {
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3431 tree_index_expression tmp = static_cast<tree_index_expression > (expr);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3432
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3433 tmp->append (elt);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3434
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3435 retval = tmp;
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3436 }
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3437 else
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3438 retval = new tree_index_expression (expr, elt, l, c);
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3439
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3440 lexer.looking_at_indirect_ref = false;
751 c9f3cb77478d [project @ 1994-09-30 18:46:17 by jwe] jwe parents: 723 diff changeset	3441
c9f3cb77478d [project @ 1994-09-30 18:46:17 by jwe] jwe parents: 723 diff changeset	3442 return retval;
c9f3cb77478d [project @ 1994-09-30 18:46:17 by jwe] jwe parents: 723 diff changeset	3443 }
1511 74f9e88a2c12 [project @ 1995-10-03 10:49:31 by jwe] jwe parents: 1491 diff changeset	3444
4131 597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3445 // Make an indirect reference expression with dynamic field name.
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3446
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3447 tree_index_expression *
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3448 octave_base_parser::make_indirect_ref (tree_expression *expr,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3449 tree_expression *elt)
4131 597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3450 {
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3451 tree_index_expression *retval = 0;
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3452
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3453 int l = expr->line ();
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3454 int c = expr->column ();
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3455
15954 46ca8488de92 Re-engineer tree_expression postfix handling to make it more flexible. Michael Goffioul <michael.goffioul@gmail.com> parents: 15895 diff changeset	3456 if (! expr->is_postfix_indexed ())
46ca8488de92 Re-engineer tree_expression postfix handling to make it more flexible. Michael Goffioul <michael.goffioul@gmail.com> parents: 15895 diff changeset	3457 expr->set_postfix_index ('.');
46ca8488de92 Re-engineer tree_expression postfix handling to make it more flexible. Michael Goffioul <michael.goffioul@gmail.com> parents: 15895 diff changeset	3458
4131 597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3459 if (expr->is_index_expression ())
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3460 {
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3461 tree_index_expression tmp = static_cast<tree_index_expression > (expr);
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3462
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3463 tmp->append (elt);
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3464
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3465 retval = tmp;
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3466 }
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3467 else
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3468 retval = new tree_index_expression (expr, elt, l, c);
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3469
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3470 lexer.looking_at_indirect_ref = false;
4131 597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3471
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3472 return retval;
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3473 }
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3474
2846 52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3475 // Make a declaration command.
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3476
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3477 tree_decl_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3478 octave_base_parser::make_decl_command (int tok, token *tok_val,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3479 tree_decl_init_list *lst)
2846 52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3480 {
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3481 tree_decl_command *retval = 0;
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3482
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3483 int l = tok_val->line ();
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3484 int c = tok_val->column ();
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3485
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3486 switch (tok)
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3487 {
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3488 case GLOBAL:
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3489 retval = new tree_global_command (lst, l, c);
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3490 break;
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3491
14294 9e3983c8963c deprecate the static keyword John W. Eaton <jwe@octave.org> parents: 14293 diff changeset	3492 case PERSISTENT:
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	3493 if (curr_fcn_depth > 0)
14294 9e3983c8963c deprecate the static keyword John W. Eaton <jwe@octave.org> parents: 14293 diff changeset	3494 retval = new tree_persistent_command (lst, l, c);
2846 52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3495 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3496 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3497 if (lexer.reading_script_file)
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	3498 warning ("ignoring persistent declaration near line %d of file '%s'",
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3499 l, lexer.fcn_file_full_name.c_str ());
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3500 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3501 warning ("ignoring persistent declaration near line %d", l);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3502 }
2846 52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3503 break;
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3504
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3505 default:
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3506 panic_impossible ();
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3507 break;
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3508 }
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3509
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3510 return retval;
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3511 }
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3512
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3513 bool
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3514 octave_base_parser::validate_array_list (tree_expression *e)
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3515 {
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3516 bool retval = true;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3517
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3518 tree_array_list al = dynamic_cast<tree_array_list > (e);
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3519
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3520 for (tree_array_list::iterator i = al->begin (); i != al->end (); i++)
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3521 {
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3522 tree_argument_list row = i;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3523
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3524 if (row && row->has_magic_tilde ())
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3525 {
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3526 retval = false;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3527 if (e->is_matrix ())
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3528 bison_error ("invalid use of tilde (~) in matrix expression");
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3529 else
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3530 bison_error ("invalid use of tilde (~) in cell expression");
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3531 break;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3532 }
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3533 }
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3534
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3535 return retval;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3536 }
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3537
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3538 tree_argument_list *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3539 octave_base_parser::validate_matrix_for_assignment (tree_expression *e)
10207 76a880a588ce error when using ~ in matrix expression Jaroslav Hajek <highegg@gmail.com> parents: 10206 diff changeset	3540 {
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3541 tree_argument_list *retval = 0;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3542
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3543 if (e->is_constant ())
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3544 {
16285 3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3545 octave_value ov = e->rvalue1 ();
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3546
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3547 if (ov.is_empty ())
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3548 bison_error ("invalid empty left hand side of assignment");
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3549 else
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3550 bison_error ("invalid constant left hand side of assignment");
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3551
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3552 delete e;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3553 }
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3554 else
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3555 {
16285 3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3556 bool is_simple_assign = true;
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3557
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3558 tree_argument_list *tmp = 0;
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3559
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3560 if (e->is_matrix ())
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3561 {
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3562 tree_matrix mat = dynamic_cast<tree_matrix > (e);
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3563
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3564 if (mat && mat->size () == 1)
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3565 {
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3566 tmp = mat->front ();
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3567 mat->pop_front ();
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3568 delete e;
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3569 is_simple_assign = false;
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3570 }
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3571 }
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3572 else
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3573 tmp = new tree_argument_list (e);
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3574
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3575 if (tmp && tmp->is_valid_lvalue_list ())
16360 11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	3576 {
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	3577 lexer.mark_as_variables (tmp->variable_names ());
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	3578 retval = tmp;
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	3579 }
16285 3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3580 else
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3581 {
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3582 bison_error ("invalid left hand side of assignment");
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3583 delete tmp;
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3584 }
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3585
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3586 if (retval && is_simple_assign)
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3587 retval->mark_as_simple_assign_lhs ();
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3588 }
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3589
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3590 return retval;
10207 76a880a588ce error when using ~ in matrix expression Jaroslav Hajek <highegg@gmail.com> parents: 10206 diff changeset	3591 }
76a880a588ce error when using ~ in matrix expression Jaroslav Hajek <highegg@gmail.com> parents: 10206 diff changeset	3592
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3593 // Finish building an array_list.
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3594
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3595 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3596 octave_base_parser::finish_array_list (tree_array_list *array_list)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3597 {
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3598 tree_expression *retval = array_list;
3110 fe2d1ae8926b [project @ 1997-11-21 02:11:19 by jwe] jwe parents: 3099 diff changeset	3599
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3600 unwind_protect frame;
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3601
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3602 frame.protect_var (error_state);
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3603 frame.protect_var (warning_state);
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3604
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3605 frame.protect_var (discard_error_messages);
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3606 frame.protect_var (discard_warning_messages);
4452 f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4426 diff changeset	3607
3815 c554ad71bafc [project @ 2001-04-19 19:50:52 by jwe] jwe parents: 3802 diff changeset	3608 discard_error_messages = true;
4452 f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4426 diff changeset	3609 discard_warning_messages = true;
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3610
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3611 if (array_list->all_elements_are_constant ())
1829 7d2982b55242 [project @ 1996-02-02 14:12:59 by jwe] jwe parents: 1826 diff changeset	3612 {
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3613 octave_value tmp = array_list->rvalue1 ();
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3614
3489 cbee5fbb696d [project @ 2000-01-28 09:14:32 by jwe] jwe parents: 3485 diff changeset	3615 if (! (error_state \|\| warning_state))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3616 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3617 tree_constant *tc_retval
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3618 = new tree_constant (tmp, array_list->line (),
70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3619 array_list->column ());
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3620
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3621 std::ostringstream buf;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3622
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3623 tree_print_code tpc (buf);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3624
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3625 array_list->accept (tpc);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3626
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3627 tc_retval->stash_original_text (buf.str ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3628
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3629 delete array_list;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3630
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3631 retval = tc_retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3632 }
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3633 }
3110 fe2d1ae8926b [project @ 1997-11-21 02:11:19 by jwe] jwe parents: 3099 diff changeset	3634
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3635 return retval;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3636 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3637
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3638 // Finish building a matrix list.
70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3639
70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3640 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3641 octave_base_parser::finish_matrix (tree_matrix *m)
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3642 {
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	3643 return (m
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	3644 ? finish_array_list (m)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	3645 : new tree_constant (octave_null_matrix::instance));
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3646 }
70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3647
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	3648 // Finish building a cell list.
8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	3649
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3650 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3651 octave_base_parser::finish_cell (tree_cell *c)
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	3652 {
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	3653 return (c
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	3654 ? finish_array_list (c)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	3655 : new tree_constant (octave_value (Cell ())));
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	3656 }
8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	3657
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3658 void
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3659 octave_base_parser::maybe_warn_missing_semi (tree_statement_list *t)
1511 74f9e88a2c12 [project @ 1995-10-03 10:49:31 by jwe] jwe parents: 1491 diff changeset	3660 {
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	3661 if (curr_fcn_depth > 0)
1511 74f9e88a2c12 [project @ 1995-10-03 10:49:31 by jwe] jwe parents: 1491 diff changeset	3662 {
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	3663 tree_statement *tmp = t->back ();
1607 795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	3664
1511 74f9e88a2c12 [project @ 1995-10-03 10:49:31 by jwe] jwe parents: 1491 diff changeset	3665 if (tmp->is_expression ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3666 warning_with_id
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3667 ("Octave:missing-semicolon",
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	3668 "missing semicolon near line %d, column %d in file '%s'",
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3669 tmp->line (), tmp->column (), lexer.fcn_file_full_name.c_str ());
1511 74f9e88a2c12 [project @ 1995-10-03 10:49:31 by jwe] jwe parents: 1491 diff changeset	3670 }
74f9e88a2c12 [project @ 1995-10-03 10:49:31 by jwe] jwe parents: 1491 diff changeset	3671 }
1994 c2d20f365b84 [project @ 1996-03-03 01:19:32 by jwe] jwe parents: 1884 diff changeset	3672
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3673 tree_statement_list *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3674 octave_base_parser::set_stmt_print_flag (tree_statement_list *list,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3675 char sep, bool warn_missing_semi)
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3676 {
8471 02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3677 tree_statement *tmp = list->back ();
02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3678
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3679 switch (sep)
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3680 {
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3681 case ';':
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	3682 tmp->set_print_flag (false);
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3683 break;
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3684
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3685 case 0:
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3686 case ',':
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3687 case '\n':
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	3688 tmp->set_print_flag (true);
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3689 if (warn_missing_semi)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3690 maybe_warn_missing_semi (list);
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3691 break;
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3692
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3693 default:
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3694 warning ("unrecognized separator type!");
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3695 break;
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3696 }
8471 02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3697
02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3698 // Even if a statement is null, we add it to the list then remove it
02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3699 // here so that the print flag is applied to the correct statement.
02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3700
02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3701 if (tmp->is_null_statement ())
02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3702 {
02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3703 list->pop_back ();
02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3704 delete tmp;
02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3705 }
02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3706
02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3707 return list;
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3708 }
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3709
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3710 // Finish building a statement.
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3711 template <class T>
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3712 tree_statement *
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3713 octave_base_parser::make_statement (T *arg)
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3714 {
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3715 octave_comment_list *comment = lexer.get_comment ();
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3716
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3717 return new tree_statement (arg, comment);
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3718 }
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3719
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3720 tree_statement_list *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3721 octave_base_parser::make_statement_list (tree_statement *stmt)
8448 d6c0d5f208de parse.y: avoid storing null statements in statement lists John W. Eaton <jwe@octave.org> parents: 8447 diff changeset	3722 {
8471 02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3723 return new tree_statement_list (stmt);
8448 d6c0d5f208de parse.y: avoid storing null statements in statement lists John W. Eaton <jwe@octave.org> parents: 8447 diff changeset	3724 }
d6c0d5f208de parse.y: avoid storing null statements in statement lists John W. Eaton <jwe@octave.org> parents: 8447 diff changeset	3725
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3726 tree_statement_list *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3727 octave_base_parser::append_statement_list (tree_statement_list *list,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3728 char sep, tree_statement *stmt,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3729 bool warn_missing_semi)
8448 d6c0d5f208de parse.y: avoid storing null statements in statement lists John W. Eaton <jwe@octave.org> parents: 8447 diff changeset	3730 {
8471 02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3731 set_stmt_print_flag (list, sep, warn_missing_semi);
02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3732
02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3733 list->append (stmt);
02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3734
02de6775f1fe parse.y: always append statements to list, but remove null statements after seeing separator John W. Eaton <jwe@octave.org> parents: 8448 diff changeset	3735 return list;
8448 d6c0d5f208de parse.y: avoid storing null statements in statement lists John W. Eaton <jwe@octave.org> parents: 8447 diff changeset	3736 }
d6c0d5f208de parse.y: avoid storing null statements in statement lists John W. Eaton <jwe@octave.org> parents: 8447 diff changeset	3737
16145 edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3738 void
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3739 octave_base_parser::bison_error (const char *s)
16145 edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3740 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3741 int err_col = lexer.current_input_column - 1;
16145 edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3742
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3743 std::ostringstream output_buf;
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3744
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3745 if (lexer.reading_fcn_file \|\| lexer.reading_script_file \|\| lexer.reading_classdef_file)
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3746 output_buf << "parse error near line " << lexer.input_line_number
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3747 << " of file " << lexer.fcn_file_full_name;
16145 edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3748 else
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3749 output_buf << "parse error:";
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3750
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3751 if (s && strcmp (s, "parse error") != 0)
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3752 output_buf << "\n\n " << s;
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3753
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3754 output_buf << "\n\n";
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3755
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3756 std::string curr_line = lexer.current_input_line;
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	3757
0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	3758 if (! curr_line.empty ())
16145 edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3759 {
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	3760 size_t len = curr_line.length ();
0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	3761
0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	3762 if (curr_line[len-1] == '\n')
0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	3763 curr_line.resize (len-1);
16145 edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3764
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3765 // Print the line, maybe with a pointer near the error token.
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3766
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	3767 output_buf << ">>> " << curr_line << "\n";
16145 edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3768
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3769 if (err_col == 0)
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3770 err_col = len;
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3771
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3772 for (int i = 0; i < err_col + 3; i++)
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3773 output_buf << " ";
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3774
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3775 output_buf << "^";
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3776 }
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3777
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3778 output_buf << "\n";
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3779
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3780 std::string msg = output_buf.str ();
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3781
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3782 parse_error ("%s", msg.c_str ());
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3783 }
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3784
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3785 int
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3786 octave_parser::run (void)
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3787 {
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3788 return octave_parse (*this);
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3789 }
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3790
16294 0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3791 octave_push_parser::~octave_push_parser (void)
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3792 {
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3793 yypstate_delete (static_cast<yypstate *> (parser_state));
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3794 }
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3795
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3796 void
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3797 octave_push_parser::init (void)
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3798 {
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3799 parser_state = yypstate_new ();
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3800 }
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3801
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3802 // Parse input from INPUT. Pass TRUE for EOF if the end of INPUT should
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3803 // finish the parse.
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3804
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3805 int
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3806 octave_push_parser::run (const std::string& input, bool eof)
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3807 {
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3808 int status = -1;
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3809
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3810 dynamic_cast<octave_push_lexer&> (lexer).append_input (input, eof);
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3811
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3812 do
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3813 {
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3814 YYSTYPE lval;
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3815
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3816 int token = octave_lex (&lval, scanner);
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3817
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3818 if (token < 0)
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3819 {
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3820 if (! eof && lexer.at_end_of_buffer ())
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3821 {
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3822 status = -1;
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3823 break;
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3824 }
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3825 }
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3826
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3827 yypstate pstate = static_cast<yypstate > (parser_state);
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3828
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3829 status = octave_push_parse (pstate, token, &lval, *this);
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3830 }
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3831 while (status == YYPUSH_MORE);
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3832
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3833 return status;
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3834 }
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3835
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3836 static void
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3837 safe_fclose (FILE *f)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3838 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3839 if (f)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3840 fclose (static_cast<FILE *> (f));
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3841 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3842
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	3843 static octave_function *
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3844 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	3845 const std::string& dispatch_type,
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	3846 const std::string& package_name,
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	3847 bool require_file, bool force_script, bool autoload,
a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	3848 bool relative_lookup, const std::string& warn_for)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3849 {
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3850 unwind_protect frame;
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3851
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	3852 octave_function *fcn_ptr = 0;
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3853
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3854 // Open function file and parse.
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3855
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3856 FILE *in_stream = command_editor::get_input_stream ();
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3857
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3858 frame.add_fcn (command_editor::set_input_stream, in_stream);
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3859
12989 00235a6446da eliminate duplication of internal variables controlling command history John W. Eaton <jwe@octave.org> parents: 12973 diff changeset	3860 frame.add_fcn (command_history::ignore_entries,
00235a6446da eliminate duplication of internal variables controlling command history John W. Eaton <jwe@octave.org> parents: 12973 diff changeset	3861 command_history::ignoring_entries ());
00235a6446da eliminate duplication of internal variables controlling command history John W. Eaton <jwe@octave.org> parents: 12973 diff changeset	3862
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3863 command_history::ignore_entries ();
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3864
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	3865 FILE *ffile = 0;
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	3866
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3867 if (! full_file.empty ())
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3868 ffile = gnulib::fopen (full_file.c_str (), "rb");
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3869
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3870 frame.add_fcn (safe_fclose, ffile);
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3871
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3872 if (ffile)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3873 {
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3874 // 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	3875 frame.protect_var (LEXER);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3876
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3877 octave_parser parser (ffile);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3878
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3879 parser.curr_class_name = dispatch_type;
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	3880 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	3881 parser.autoloading = autoload;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3882 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	3883
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3884 parser.lexer.force_script = force_script;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3885 parser.lexer.prep_for_file ();
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3886 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	3887
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3888 parser.lexer.fcn_file_name = file;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3889 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	3890
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3891 int status = parser.run ();
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3892
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3893 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	3894
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	3895 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	3896 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3897 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	3898 && 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	3899 {
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	3900 // 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	3901 // 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	3902 // table?). Return pointer to constructor?
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	3903
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	3904 if (fcn_ptr)
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	3905 panic_impossible ();
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	3906
18263 b5be1a2aa5ab Initial implementation for classdef methods in separate files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18262 diff changeset	3907 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	3908
b5be1a2aa5ab Initial implementation for classdef methods in separate files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18262 diff changeset	3909 fcn_ptr =
b5be1a2aa5ab Initial implementation for classdef methods in separate files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18262 diff changeset	3910 parser.classdef_object->make_meta_class (is_at_folder);
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	3911 }
16644 856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3912 else if (fcn_ptr)
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3913 {
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3914 fcn_ptr->maybe_relocate_end ();
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3915
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3916 if (parser.parsing_subfunctions)
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3917 {
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3918 if (! parser.endfunction_found)
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3919 parser.subfunction_names.reverse ();
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3920
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3921 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	3922 }
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	3923 }
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	3924 }
10872 988d16d5ae34 correctly .m files that are empty or contain only comments John W. Eaton <jwe@octave.org> parents: 10659 diff changeset	3925 else
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3926 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	3927 }
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3928 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	3929 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	3930 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	3931 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	3932 full_file.c_str ());
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3933
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	3934 return fcn_ptr;
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3935 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3936
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	3937 std::string
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3938 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	3939 std::string& full_file)
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3940 {
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3941 std::string retval;
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3942
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3943 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	3944
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3945 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	3946
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3947 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	3948
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3949 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	3950 \|\| (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	3951 \|\| (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	3952 {
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3953 file = octave_env::base_pathname (file);
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3954 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	3955
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3956 size_t pos = file.find_last_of (file_ops::dir_sep_str ());
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3957 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	3958 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	3959 }
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3960
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3961 if (! file.empty ())
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3962 {
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3963 symbol_found = true;
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3964
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3965 octave_function *fcn
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	3966 = 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	3967 "");
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3968
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3969 if (fcn)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3970 {
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3971 retval = fcn->doc_string ();
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3972
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3973 delete fcn;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3974 }
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3975 }
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3976
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3977 return retval;
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3978 }
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3979
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3980 std::string
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3981 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	3982 {
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3983 std::string file;
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3984 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	3985 }
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3986
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3987 std::string
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	3988 lookup_autoload (const std::string& nm)
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	3989 {
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	3990 std::string retval;
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	3991
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	3992 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	3993
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	3994 am_iter p = autoload_map.find (nm);
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	3995
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	3996 if (p != autoload_map.end ())
6323 ea65de49e18e [project @ 2007-02-17 02:51:02 by jwe] jwe parents: 6238 diff changeset	3997 retval = load_path::find_file (p->second);
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	3998
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	3999 return retval;
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4000 }
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4001
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	4002 string_vector
5592 61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4003 autoloaded_functions (void)
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4004 {
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	4005 string_vector names (autoload_map.size ());
5592 61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4006
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4007 octave_idx_type i = 0;
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4008 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	4009 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	4010 names[i++] = p->first;
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4011
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4012 return names;
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4013 }
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4014
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4015 string_vector
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4016 reverse_lookup_autoload (const std::string& nm)
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4017 {
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4018 string_vector names;
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4019
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4020 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	4021 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	4022 if (nm == p->second)
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4023 names.append (p->first);
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4024
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4025 return names;
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4026 }
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4027
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4028 octave_function *
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4029 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	4030 const std::string& dispatch_type,
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4031 const std::string& package_name,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4032 const std::string& fcn_name, bool autoload)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4033 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4034 octave_function *retval = 0;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4035
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	4036 unwind_protect frame;
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4037
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4038 std::string nm = file_name;
6238 3ecd8d2c5654 [project @ 2007-01-10 21:13:21 by jwe] jwe parents: 6235 diff changeset	4039
3ecd8d2c5654 [project @ 2007-01-10 21:13:21 by jwe] jwe parents: 6235 diff changeset	4040 size_t nm_len = nm.length ();
5472 e2f85b298a74 [project @ 2005-09-23 21:10:36 by jwe] jwe parents: 5400 diff changeset	4041
e2f85b298a74 [project @ 2005-09-23 21:10:36 by jwe] jwe parents: 5400 diff changeset	4042 std::string file;
e2f85b298a74 [project @ 2005-09-23 21:10:36 by jwe] jwe parents: 5400 diff changeset	4043
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4044 bool relative_lookup = false;
6323 ea65de49e18e [project @ 2007-02-17 02:51:02 by jwe] jwe parents: 6238 diff changeset	4045
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4046 file = nm;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4047
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4048 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	4049 \|\| (nm_len > 4 && nm.substr (nm_len-4) == ".mex")
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4050 \|\| (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	4051 {
6238 3ecd8d2c5654 [project @ 2007-01-10 21:13:21 by jwe] jwe parents: 6235 diff changeset	4052 nm = octave_env::base_pathname (file);
3ecd8d2c5654 [project @ 2007-01-10 21:13:21 by jwe] jwe parents: 6235 diff changeset	4053 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	4054
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	4055 size_t pos = nm.find_last_of (file_ops::dir_sep_str ());
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	4056 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	4057 nm = nm.substr (pos+1);
5472 e2f85b298a74 [project @ 2005-09-23 21:10:36 by jwe] jwe parents: 5400 diff changeset	4058 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4059
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4060 relative_lookup = ! octave_env::absolute_pathname (file);
7749 14e05160b99f reference counting for functions loaded from shared libraries John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	4061
10250 2d47356a7a1a use gnulib getcwd module John W. Eaton <jwe@octave.org> parents: 10230 diff changeset	4062 file = octave_env::make_absolute (file);
4243 7e4d5b5520e5 [project @ 2002-12-27 05:30:59 by jwe] jwe parents: 4240 diff changeset	4063
7e4d5b5520e5 [project @ 2002-12-27 05:30:59 by jwe] jwe parents: 4240 diff changeset	4064 int len = file.length ();
7e4d5b5520e5 [project @ 2002-12-27 05:30:59 by jwe] jwe parents: 4240 diff changeset	4065
4244 189df16144fc [project @ 2002-12-28 02:00:05 by jwe] jwe parents: 4243 diff changeset	4066 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	4067 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4068 if (autoload && ! fcn_name.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4069 nm = fcn_name;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4070
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4071 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	4072 }
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe] jwe parents: 5861 diff changeset	4073 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	4074 {
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	4075 // 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	4076 // 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	4077
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	4078 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	4079 nm, dispatch_type,
7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4080 package_name, false,
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4081 autoload, autoload,
a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4082 relative_lookup, "");
a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4083
a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4084 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	4085
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	4086 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	4087 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	4088 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	4089 }
4244 189df16144fc [project @ 2002-12-28 02:00:05 by jwe] jwe parents: 4243 diff changeset	4090 else if (len > 2)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4091 {
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4092 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	4093 autoload, autoload, relative_lookup, "");
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4094 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4095
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4096 if (retval)
8819 96d87674b818 also stash directory name for subfunctions John W. Eaton <jwe@octave.org> parents: 8812 diff changeset	4097 {
96d87674b818 also stash directory name for subfunctions John W. Eaton <jwe@octave.org> parents: 8812 diff changeset	4098 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	4099 retval->stash_package_name (package_name);
8819 96d87674b818 also stash directory name for subfunctions John W. Eaton <jwe@octave.org> parents: 8812 diff changeset	4100
96d87674b818 also stash directory name for subfunctions John W. Eaton <jwe@octave.org> parents: 8812 diff changeset	4101 if (retval->is_user_function ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4102 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4103 symbol_table::scope_id id = retval->scope ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4104
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4105 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	4106 }
8819 96d87674b818 also stash directory name for subfunctions John W. Eaton <jwe@octave.org> parents: 8812 diff changeset	4107 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4108
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4109 return retval;
5312 80c1aa832cb2 [project @ 2005-04-28 01:54:46 by jwe] jwe parents: 5309 diff changeset	4110 }
80c1aa832cb2 [project @ 2005-04-28 01:54:46 by jwe] jwe parents: 5309 diff changeset	4111
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	4112 DEFUN (autoload, args, ,
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4113 "-- texinfo --\n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4114 @deftypefn {Built-in Function} {@var{autoload_map} =} autoload ()\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4115 @deftypefnx {Built-in Function} {} autoload (@var{function}, @var{file})\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4116 @deftypefnx {Built-in Function} {} autoload (@dots{}, \"remove\")\n\
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4117 Define @var{function} to autoload from @var{file}.\n\
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4118 \n\
6926 c05fbb1b7e1f [project @ 2007-09-26 19:56:54 by dbateman] dbateman parents: 6657 diff changeset	4119 The second argument, @var{file}, should be an absolute file name or\n\
c05fbb1b7e1f [project @ 2007-09-26 19:56:54 by dbateman] dbateman parents: 6657 diff changeset	4120 a file name in the same directory as the function or script from which\n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4121 the autoload command was run. @var{file} @emph{should not} depend on the\n\
6926 c05fbb1b7e1f [project @ 2007-09-26 19:56:54 by dbateman] dbateman parents: 6657 diff changeset	4122 Octave load path.\n\
6380 ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4123 \n\
ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4124 Normally, calls to @code{autoload} appear in PKG_ADD script files that\n\
16789 2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4125 are evaluated when a directory is added to Octave's load path. To\n\
6926 c05fbb1b7e1f [project @ 2007-09-26 19:56:54 by dbateman] dbateman parents: 6657 diff changeset	4126 avoid having to hardcode directory names in @var{file}, if @var{file}\n\
c05fbb1b7e1f [project @ 2007-09-26 19:56:54 by dbateman] dbateman parents: 6657 diff changeset	4127 is in the same directory as the PKG_ADD script then\n\
6380 ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4128 \n\
ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4129 @example\n\
6926 c05fbb1b7e1f [project @ 2007-09-26 19:56:54 by dbateman] dbateman parents: 6657 diff changeset	4130 autoload (\"foo\", \"bar.oct\");\n\
6380 ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4131 @end example\n\
ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4132 \n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	4133 @noindent\n\
9038 fca0dc2fb042 Cleanup documentation files stmt.texi and func.texi Rik <rdrider0-list@yahoo.com> parents: 8974 diff changeset	4134 will load the function @code{foo} from the file @code{bar.oct}. The above\n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4135 usage when @code{bar.oct} is not in the same directory, or usages such as\n\
6380 ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4136 \n\
ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4137 @example\n\
6637 c18ed0e7ee41 [project @ 2007-05-21 19:12:46 by jwe] jwe parents: 6431 diff changeset	4138 autoload (\"foo\", file_in_loadpath (\"bar.oct\"))\n\
6380 ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4139 @end example\n\
ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4140 \n\
ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4141 @noindent\n\
16789 2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4142 are strongly discouraged, as their behavior may be unpredictable.\n\
6380 ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4143 \n\
6637 c18ed0e7ee41 [project @ 2007-05-21 19:12:46 by jwe] jwe parents: 6431 diff changeset	4144 With no arguments, return a structure containing the current autoload map.\n\
16848 77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4145 \n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4146 If a third argument @qcode{\"remove\"} is given, the function is cleared and\n\
16848 77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4147 not loaded anymore during the current Octave session.\n\
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4148 \n\
6380 ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4149 @seealso{PKG_ADD}\n\
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4150 @end deftypefn")
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4151 {
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4152 octave_value retval;
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4153
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4154 int nargin = args.length ();
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4155
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4156 if (nargin == 0)
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4157 {
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	4158 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	4159 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	4160
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4161 octave_idx_type i = 0;
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4162 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	4163 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	4164 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4165 func_names(i) = p->first;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4166 file_names(i) = p->second;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4167
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4168 i++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4169 }
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4170
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	4171 octave_map m;
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4172
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4173 m.assign ("function", func_names);
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4174 m.assign ("file", file_names);
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4175
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4176 retval = m;
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4177 }
16848 77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4178 else if (nargin == 2 \|\| nargin == 3)
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4179 {
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4180 string_vector argv = args.make_argv ("autoload");
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4181
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4182 if (! error_state)
6380 ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4183 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4184 std::string nm = argv[2];
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4185
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4186 if (! octave_env::absolute_pathname (nm))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4187 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4188 octave_user_code *fcn = octave_call_stack::caller_user_code ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4189
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4190 bool found = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4191
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4192 if (fcn)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4193 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4194 std::string fname = fcn->fcn_file_name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4195
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4196 if (! fname.empty ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4197 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4198 fname = octave_env::make_absolute (fname);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4199 fname = fname.substr (0, fname.find_last_of (file_ops::dir_sep_str ()) + 1);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4200
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4201 file_stat fs (fname + nm);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4202
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4203 if (fs.exists ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4204 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4205 nm = fname + nm;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4206 found = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4207 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4208 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4209 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4210 if (! found)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4211 warning_with_id ("Octave:autoload-relative-file-name",
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	4212 "autoload: '%s' is not an absolute file name",
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4213 nm.c_str ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4214 }
16848 77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4215 if (nargin == 2)
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4216 autoload_map[argv[1]] = nm;
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4217 else if (nargin == 3)
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4218 {
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4219 if (argv[3].compare ("remove") != 0)
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4220 error_with_id ("Octave:invalid-input-arg",
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4221 "autoload: third argument can only be 'remove'");
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4222
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4223 // Remove function from symbol table and autoload map.
16850 ec2ac2300ac8 oct-parse-in.yy: Fix error compiling code in cset 77c8aae15908. Rik <rik@octave.org> parents: 16848 diff changeset	4224 symbol_table::clear_dld_function (argv[1]);
16848 77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4225 autoload_map.erase (argv[1]);
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4226 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4227 }
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4228 }
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4229 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4230 print_usage ();
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4231
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4232 return retval;
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4233 }
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4234
4486 6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4235 void
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4236 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	4237 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	4238 {
10578 cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4239 // 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	4240 // 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	4241 // 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	4242 // written as
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4243 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4244 // foo1.m:
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4245 // ------
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4246 // foo2
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4247 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4248 // foo2.m:
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4249 // ------
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4250 // foo1
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4251 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4252 // and called with
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4253 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4254 // foo1
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4255 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4256 // (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	4257 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4258 // foo1.m:
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4259 // ------
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4260 // source ("foo2.m")
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4261 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4262 // foo2.m:
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4263 // ------
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4264 // source ("foo1.m")
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4265 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4266 // and called with
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4267 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4268 // source ("foo1.m")
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4269 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4270 // (for example).
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4271
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4272 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	4273
4486 6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4274 std::string file_full_name = file_ops::tilde_expand (file_name);
6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4275
10578 cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4276 file_full_name = octave_env::make_absolute (file_full_name);
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4277
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	4278 unwind_protect frame;
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	4279
10578 cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4280 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	4281 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	4282
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4283 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	4284
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4285 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	4286
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4287 if (source_call_depth[file_full_name] >= Vmax_recursion_depth)
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4288 {
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4289 error ("max_recursion_depth exceeded");
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4290 return;
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4291 }
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4292
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4293 if (! context.empty ())
e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4294 {
e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4295 if (context == "caller")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4296 octave_call_stack::goto_caller_frame ();
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4297 else if (context == "base")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4298 octave_call_stack::goto_base_frame ();
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4299 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4300 error ("source: context must be \"caller\" or \"base\"");
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4301
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4302 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4303 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	4304 }
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4305
e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4306 if (! error_state)
e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4307 {
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4308 octave_function *fcn = parse_fcn_file (file_full_name, file_name,
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4309 "", "", require_file, true,
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4310 false, false, warn_for);
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4311
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4312 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4313 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4314 if (fcn && fcn->is_user_script ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4315 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4316 octave_value_list args;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4317
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4318 if (verbose)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4319 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4320 std::cout << "executing commands from " << file_full_name << " ... ";
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4321 reading_startup_message_printed = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4322 std::cout.flush ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4323 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4324
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4325 fcn->do_multi_index_op (0, args);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4326
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4327 if (verbose)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4328 std::cout << "done." << std::endl;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4329
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4330 delete fcn;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4331 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4332 }
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4333 else
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	4334 error ("source: error sourcing file '%s'",
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4335 file_full_name.c_str ());
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4336 }
4486 6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4337 }
6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4338
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4339 DEFUN (mfilename, args, ,
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4340 "-- texinfo --\n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	4341 @deftypefn {Built-in Function} {} mfilename ()\n\
12719 7b5bfd6a8e28 doc: Don't use @code macro within @deftypefn macro Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	4342 @deftypefnx {Built-in Function} {} mfilename (\"fullpath\")\n\
7b5bfd6a8e28 doc: Don't use @code macro within @deftypefn macro Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	4343 @deftypefnx {Built-in Function} {} mfilename (\"fullpathext\")\n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4344 Return the name of the currently executing file.\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4345 \n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4346 When called from outside an m-file return the empty string. Given the\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4347 argument @qcode{\"fullpath\"}, include the directory part of the file name,\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4348 but not the extension. Given the argument @qcode{\"fullpathext\"}, include\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4349 the directory part of the file name and the extension.\n\
5774 e7af222e98b0 [project @ 2006-04-24 17:45:31 by jwe] jwe parents: 5765 diff changeset	4350 @end deftypefn")
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4351 {
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4352 octave_value retval;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4353
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4354 int nargin = args.length ();
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4355
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4356 if (nargin > 1)
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4357 {
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4358 print_usage ();
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4359 return retval;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4360 }
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4361
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4362 std::string arg;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4363
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4364 if (nargin == 1)
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4365 {
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4366 arg = args(0).string_value ();
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4367
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4368 if (error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4369 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4370 error ("mfilename: expecting argument to be a character string");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4371 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4372 }
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4373 }
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4374
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4375 std::string fname;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4376
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	4377 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	4378
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4379 if (fcn)
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4380 {
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4381 fname = fcn->fcn_file_name ();
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4382
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4383 if (fname.empty ())
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4384 fname = fcn->name ();
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4385 }
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4386
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4387 if (arg == "fullpathext")
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4388 retval = fname;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4389 else
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4390 {
8007 a2ab20ba78f7 make file_ops a proper singleton class John W. Eaton <jwe@octave.org> parents: 8001 diff changeset	4391 size_t dpos = fname.rfind (file_ops::dir_sep_char ());
5747 b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5744 diff changeset	4392 size_t epos = fname.rfind ('.');
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5744 diff changeset	4393
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5744 diff changeset	4394 if (epos <= dpos)
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	4395 epos = std::string::npos;
85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	4396
85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	4397 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	4398
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4399 if (arg == "fullpath")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4400 retval = fname;
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4401 else
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	4402 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	4403 }
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4404
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4405 return retval;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4406 }
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4407
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4408 DEFUN (source, args, ,
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4409 "-- texinfo --\n\
86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4410 @deftypefn {Built-in Function} {} source (@var{file})\n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4411 Parse and execute the contents of @var{file}.\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4412 \n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4413 This is equivalent to executing commands from a script file, but without\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4414 requiring the file to be named @file{@var{file}.m}.\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4415 @seealso{run}\n\
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4416 @end deftypefn")
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4417 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4418 octave_value_list retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4419
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4420 int nargin = args.length ();
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4421
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4422 if (nargin == 1 \|\| nargin == 2)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4423 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3489 diff changeset	4424 std::string file_name = args(0).string_value ();
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4425
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4426 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4427 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4428 std::string context;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4429
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4430 if (nargin == 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4431 context = args(1).string_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4432
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4433 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4434 source_file (file_name, context);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4435 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4436 error ("source: expecting context to be character string");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4437 }
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4438 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4439 error ("source: expecting file name as argument");
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4440 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4441 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4442 print_usage ();
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4443
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4444 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4445 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4446
3726 b7d997d593d9 [project @ 2000-10-27 17:51:21 by jwe] jwe parents: 3712 diff changeset	4447 // Evaluate an Octave function (built-in or interpreted) and return
3844 87f85453b6b7 [project @ 2001-07-23 20:07:45 by jwe] jwe parents: 3815 diff changeset	4448 // the list of result values. NAME is the name of the function to
87f85453b6b7 [project @ 2001-07-23 20:07:45 by jwe] jwe parents: 3815 diff changeset	4449 // call. ARGS are the arguments to the function. NARGOUT is the
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	4450 // number of output arguments expected.
3726 b7d997d593d9 [project @ 2000-10-27 17:51:21 by jwe] jwe parents: 3712 diff changeset	4451
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4452 octave_value_list
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3489 diff changeset	4453 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	4454 {
a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4455 octave_value_list retval;
a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4456
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4457 octave_value fcn = symbol_table::find_function (name, args);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4458
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4459 if (fcn.is_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4460 retval = fcn.do_multi_index_op (nargout, args);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4461 else
10443 34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10426 diff changeset	4462 {
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10426 diff changeset	4463 maybe_missing_function_hook (name);
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10426 diff changeset	4464 if (! error_state)
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	4465 error ("feval: function '%s' not found", name.c_str ());
10443 34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10426 diff changeset	4466 }
3156 a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4467
a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4468 return retval;
a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4469 }
a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4470
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4471 octave_value_list
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4472 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	4473 {
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4474 octave_value_list retval;
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4475
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4476 if (fcn)
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4477 retval = fcn->do_multi_index_op (nargout, args);
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4478
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4479 return retval;
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4480 }
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4481
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4482 static octave_value_list
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4483 get_feval_args (const octave_value_list& args)
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4484 {
10659 8baff2aceabc fix slicing value lists with name tags (bug #29960) Jaroslav Hajek <highegg@gmail.com> parents: 10578 diff changeset	4485 return args.slice (1, args.length () - 1, true);
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4486 }
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4487
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4488
3726 b7d997d593d9 [project @ 2000-10-27 17:51:21 by jwe] jwe parents: 3712 diff changeset	4489 // Evaluate an Octave function (built-in or interpreted) and return
b7d997d593d9 [project @ 2000-10-27 17:51:21 by jwe] jwe parents: 3712 diff changeset	4490 // the list of result values. The first element of ARGS should be a
b7d997d593d9 [project @ 2000-10-27 17:51:21 by jwe] jwe parents: 3712 diff changeset	4491 // string containing the name of the function to call, then the rest
b7d997d593d9 [project @ 2000-10-27 17:51:21 by jwe] jwe parents: 3712 diff changeset	4492 // are the actual arguments to the function. NARGOUT is the number of
b7d997d593d9 [project @ 2000-10-27 17:51:21 by jwe] jwe parents: 3712 diff changeset	4493 // output arguments expected.
b7d997d593d9 [project @ 2000-10-27 17:51:21 by jwe] jwe parents: 3712 diff changeset	4494
3156 a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4495 octave_value_list
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4496 feval (const octave_value_list& args, int nargout)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4497 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4498 octave_value_list retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4499
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4500 int nargin = args.length ();
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4501
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4502 if (nargin > 0)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4503 {
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4504 octave_value f_arg = args(0);
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4505
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4506 if (f_arg.is_string ())
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4507 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4508 std::string name = f_arg.string_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4509
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4510 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4511 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4512 octave_value_list tmp_args = get_feval_args (args);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4513
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4514 retval = feval (name, tmp_args, nargout);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4515 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4516 }
13241 2a8dcb5b3a00 improve default indexing for objects John W. Eaton <jwe@octave.org> parents: 13237 diff changeset	4517 else if (f_arg.is_function_handle ()
2a8dcb5b3a00 improve default indexing for objects John W. Eaton <jwe@octave.org> parents: 13237 diff changeset	4518 \|\| f_arg.is_anonymous_function ()
2a8dcb5b3a00 improve default indexing for objects John W. Eaton <jwe@octave.org> parents: 13237 diff changeset	4519 \|\| f_arg.is_inline_function ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4520 {
10492 a6b64a7a3769 make feval work with overloaded handles Jaroslav Hajek <highegg@gmail.com> parents: 10463 diff changeset	4521 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	4522
a6b64a7a3769 make feval work with overloaded handles Jaroslav Hajek <highegg@gmail.com> parents: 10463 diff changeset	4523 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	4524 }
10492 a6b64a7a3769 make feval work with overloaded handles Jaroslav Hajek <highegg@gmail.com> parents: 10463 diff changeset	4525 else
a6b64a7a3769 make feval work with overloaded handles Jaroslav Hajek <highegg@gmail.com> parents: 10463 diff changeset	4526 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	4527 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4528
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4529 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4530 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4531
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4532 DEFUN (feval, args, nargout,
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4533 "-- texinfo --\n\
86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4534 @deftypefn {Built-in Function} {} feval (@var{name}, @dots{})\n\
86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4535 Evaluate the function named @var{name}. Any arguments after the first\n\
16789 2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4536 are passed as inputs to the named function. For example,\n\
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4537 \n\
86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4538 @example\n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	4539 @group\n\
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4540 feval (\"acos\", -1)\n\
86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4541 @result{} 3.1416\n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	4542 @end group\n\
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4543 @end example\n\
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4544 \n\
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4545 @noindent\n\
86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4546 calls the function @code{acos} with the argument @samp{-1}.\n\
86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4547 \n\
12946 8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4548 The function @code{feval} can also be used with function handles of\n\
13019 1653d3a86fca doc: Fix warnings and errors in Texinfo required for building docs on stable branch. Rik <octave@nomad.inbox5.com> parents: 12946 diff changeset	4549 any sort (@pxref{Function Handles}). Historically, @code{feval} was\n\
12946 8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4550 the only way to call user-supplied functions in strings, but\n\
8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4551 function handles are now preferred due to the cleaner syntax they\n\
13019 1653d3a86fca doc: Fix warnings and errors in Texinfo required for building docs on stable branch. Rik <octave@nomad.inbox5.com> parents: 12946 diff changeset	4552 offer. For example,\n\
12946 8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4553 \n\
8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4554 @example\n\
8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4555 @group\n\
8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4556 @var{f} = @@exp;\n\
8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4557 feval (@var{f}, 1)\n\
14360 97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14329 diff changeset	4558 @result{} 2.7183\n\
12946 8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4559 @var{f} (1)\n\
14360 97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14329 diff changeset	4560 @result{} 2.7183\n\
12946 8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4561 @end group\n\
8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4562 @end example\n\
8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4563 \n\
8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4564 @noindent\n\
13019 1653d3a86fca doc: Fix warnings and errors in Texinfo required for building docs on stable branch. Rik <octave@nomad.inbox5.com> parents: 12946 diff changeset	4565 are equivalent ways to call the function referred to by @var{f}. If it\n\
16789 2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4566 cannot be predicted beforehand whether @var{f} is a function handle,\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4567 function name in a string, or inline function then @code{feval} can be used\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4568 instead.\n\
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4569 @end deftypefn")
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4570 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4571 octave_value_list retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4572
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4573 int nargin = args.length ();
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4574
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4575 if (nargin > 0)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4576 retval = feval (args, nargout);
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4577 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4578 print_usage ();
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4579
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4580 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4581 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4582
11225 8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4583 DEFUN (builtin, args, nargout,
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4584 "-- texinfo --\n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4585 @deftypefn {Built-in Function} {[@dots{}] =} builtin (@var{f}, @dots{})\n\
11225 8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4586 Call the base function @var{f} even if @var{f} is overloaded to\n\
11388 027fbc389898 Remove seealso reference to deprecated function dispatch. Rik <octave@nomad.inbox5.com> parents: 11367 diff changeset	4587 another function for the given type signature.\n\
16789 2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4588 \n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4589 This is normally useful when doing object-oriented programming and there\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4590 is a requirement to call one of Octave's base functions rather than\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4591 the overloaded one of a new class.\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4592 \n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4593 A trivial example which redefines the @code{sin} function to be the\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4594 @code{cos} function shows how @code{builtin} works.\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4595 \n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4596 @example\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4597 @group\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4598 sin (0)\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4599 @result{} 0\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4600 function y = sin (x), y = cos (x); endfunction\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4601 sin (0)\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4602 @result{} 1\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4603 builtin (\"sin\", 0)\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4604 @result{} 0\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4605 @end group\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4606 @end example\n\
11225 8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4607 @end deftypefn")
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4608 {
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	4609 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	4610
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4611 int nargin = args.length ();
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4612
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4613 if (nargin > 0)
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4614 {
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4615 const std::string name (args(0).string_value ());
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	4616
11225 8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4617 if (! error_state)
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4618 {
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4619 octave_value fcn = symbol_table::builtin_find (name);
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4620
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4621 if (fcn.is_defined ())
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4622 retval = feval (fcn.function_value (), args.splice (0, 1),
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4623 nargout);
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4624 else
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	4625 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	4626 }
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4627 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12400 diff changeset	4628 error ("builtin: function name (F) must be a string");
11225 8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4629 }
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4630 else
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4631 print_usage ();
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4632
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4633 return retval;
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4634 }
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4635
3099 8ce6fed79320 [project @ 1997-11-14 09:49:28 by jwe] jwe parents: 3095 diff changeset	4636 octave_value_list
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	4637 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	4638 int& parse_status, int nargout)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4639 {
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4640 octave_value_list retval;
55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4641
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4642 octave_parser parser (eval_str);
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	4643
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4644 do
55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4645 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4646 parser.reset ();
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4647
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4648 parse_status = parser.run ();
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4649
3883 69b6bd271277 [project @ 2002-04-02 21:05:10 by jwe] jwe parents: 3881 diff changeset	4650 if (parse_status == 0)
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4651 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4652 if (parser.stmt_list)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4653 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4654 tree_statement *stmt = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4655
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4656 if (parser.stmt_list->length () == 1
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4657 && (stmt = parser.stmt_list->front ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4658 && stmt->is_expression ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4659 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4660 tree_expression *expr = stmt->expression ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4661
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4662 if (silent)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4663 expr->set_print_flag (false);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4664
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4665 bool do_bind_ans = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4666
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4667 if (expr->is_identifier ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4668 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4669 tree_identifier *id
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4670 = dynamic_cast<tree_identifier *> (expr);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4671
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4672 do_bind_ans = (! id->is_variable ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4673 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4674 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4675 do_bind_ans = (! expr->is_assignment_expression ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4676
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4677 retval = expr->rvalue (nargout);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4678
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4679 if (do_bind_ans && ! (error_state \|\| retval.empty ()))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4680 bind_ans (retval(0), expr->print_result ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4681
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4682 if (nargout == 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4683 retval = octave_value_list ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4684 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4685 else if (nargout == 0)
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4686 parser.stmt_list->accept (*current_evaluator);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4687 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4688 error ("eval: invalid use of statement list");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4689
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4690 if (error_state
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4691 \|\| tree_return_command::returning
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4692 \|\| tree_break_command::breaking
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4693 \|\| tree_continue_command::continuing)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4694 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4695 }
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4696 else if (parser.lexer.end_of_input)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4697 break;
3883 69b6bd271277 [project @ 2002-04-02 21:05:10 by jwe] jwe parents: 3881 diff changeset	4698 }
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4699 }
55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4700 while (parse_status == 0);
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4701
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4702 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4703 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4704
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4705 octave_value
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	4706 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	4707 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4708 octave_value retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4709
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	4710 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	4711
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4712 if (! tmp.empty ())
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4713 retval = tmp(0);
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4714
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4715 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4716 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4717
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4718 static octave_value_list
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4719 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	4720 int nargout)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4721 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3489 diff changeset	4722 std::string s = arg.string_value ();
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4723
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4724 if (error_state)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4725 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3489 diff changeset	4726 error ("eval: expecting std::string argument");
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4219 diff changeset	4727 return octave_value (-1);
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4728 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4729
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4730 return eval_string (s, silent, parse_status, nargout);
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4731 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4732
13970 c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4733 void
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4734 cleanup_statement_list (tree_statement_list **lst)
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4735 {
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4736 if (*lst)
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4737 {
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4738 delete *lst;
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4739 *lst = 0;
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4740 }
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4741 }
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4742
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4743 DEFUN (eval, args, nargout,
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4744 "-- texinfo --\n\
14172 cba1c681f1b7 doc: Update seealso references for eval family of functions. Rik <octave@nomad.inbox5.com> parents: 14153 diff changeset	4745 @deftypefn {Built-in Function} {} eval (@var{try})\n\
cba1c681f1b7 doc: Update seealso references for eval family of functions. Rik <octave@nomad.inbox5.com> parents: 14153 diff changeset	4746 @deftypefnx {Built-in Function} {} eval (@var{try}, @var{catch})\n\
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4747 Parse the string @var{try} and evaluate it as if it were an Octave\n\
6643 6a7fc4105bcc [project @ 2007-05-21 20:37:43 by jwe] jwe parents: 6637 diff changeset	4748 program. If that fails, evaluate the optional string @var{catch}.\n\
4463 322453495d75 [project @ 2003-07-12 05:03:33 by jwe] jwe parents: 4452 diff changeset	4749 The string @var{try} is evaluated in the current context,\n\
322453495d75 [project @ 2003-07-12 05:03:33 by jwe] jwe parents: 4452 diff changeset	4750 so any results remain available after @code{eval} returns.\n\
6643 6a7fc4105bcc [project @ 2007-05-21 20:37:43 by jwe] jwe parents: 6637 diff changeset	4751 \n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4752 The following example creates the variable @var{A} with the approximate\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4753 value of 3.1416 in the current workspace.\n\
6643 6a7fc4105bcc [project @ 2007-05-21 20:37:43 by jwe] jwe parents: 6637 diff changeset	4754 \n\
6a7fc4105bcc [project @ 2007-05-21 20:37:43 by jwe] jwe parents: 6637 diff changeset	4755 @example\n\
16789 2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4756 eval (\"A = acos(-1);\");\n\
6643 6a7fc4105bcc [project @ 2007-05-21 20:37:43 by jwe] jwe parents: 6637 diff changeset	4757 @end example\n\
6a7fc4105bcc [project @ 2007-05-21 20:37:43 by jwe] jwe parents: 6637 diff changeset	4758 \n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4759 If an error occurs during the evaluation of @var{try} then the @var{catch}\n\
8828 8463d1a2e544 Doc fixes. Brian Gough <bjg@network-theory.co.uk> parents: 8819 diff changeset	4760 string is evaluated, as the following example shows:\n\
6643 6a7fc4105bcc [project @ 2007-05-21 20:37:43 by jwe] jwe parents: 6637 diff changeset	4761 \n\
6a7fc4105bcc [project @ 2007-05-21 20:37:43 by jwe] jwe parents: 6637 diff changeset	4762 @example\n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	4763 @group\n\
6643 6a7fc4105bcc [project @ 2007-05-21 20:37:43 by jwe] jwe parents: 6637 diff changeset	4764 eval ('error (\"This is a bad example\");',\n\
8015 30629059b72d Update the manual to reflect the changes in error output sh@sh-laptop parents: 8007 diff changeset	4765 'printf (\"This error occurred:\\n%s\\n\", lasterr ());');\n\
7001 8b0cfeb06365 [project @ 2007-10-10 18:02:59 by jwe] jwe parents: 6926 diff changeset	4766 @print{} This error occurred:\n\
8015 30629059b72d Update the manual to reflect the changes in error output sh@sh-laptop parents: 8007 diff changeset	4767 This is a bad example\n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	4768 @end group\n\
6643 6a7fc4105bcc [project @ 2007-05-21 20:37:43 by jwe] jwe parents: 6637 diff changeset	4769 @end example\n\
14172 cba1c681f1b7 doc: Update seealso references for eval family of functions. Rik <octave@nomad.inbox5.com> parents: 14153 diff changeset	4770 \n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4771 Programming Note: if you are only using @code{eval} as an error-capturing\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4772 mechanism, rather than for the execution of arbitrary code strings,\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4773 Consider using try/catch blocks or unwind_protect/unwind_protect_cleanup\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4774 blocks instead. These techniques have higher performance and don't introduce\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4775 the security considerations that the evaluation of arbitrary code does.\n\
14172 cba1c681f1b7 doc: Update seealso references for eval family of functions. Rik <octave@nomad.inbox5.com> parents: 14153 diff changeset	4776 @seealso{evalin}\n\
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4777 @end deftypefn")
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4778 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4779 octave_value_list retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4780
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4781 int nargin = args.length ();
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4782
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4783 if (nargin > 0)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4784 {
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	4785 unwind_protect frame;
3021 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 if (nargin > 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4788 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4789 frame.protect_var (buffer_error_messages);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4790 buffer_error_messages++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4791 }
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4792
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4793 int parse_status = 0;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4794
4463 322453495d75 [project @ 2003-07-12 05:03:33 by jwe] jwe parents: 4452 diff changeset	4795 octave_value_list tmp = eval_string (args(0), nargout > 0,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4796 parse_status, nargout);
4463 322453495d75 [project @ 2003-07-12 05:03:33 by jwe] jwe parents: 4452 diff changeset	4797
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4798 if (nargin > 1 && (parse_status != 0 \|\| error_state))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4799 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4800 error_state = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4801
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4802 // Set up for letting the user print any messages from
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4803 // errors that occurred in the first part of this eval().
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4804
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4805 buffer_error_messages--;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4806
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4807 tmp = eval_string (args(1), nargout > 0, parse_status, nargout);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4808
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4809 if (nargout > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4810 retval = tmp;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4811 }
8033 2ad5ba320b93 parse.y (Feval): Return value produced by evaluating CATCH string John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	4812 else if (nargout > 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4813 retval = tmp;
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4814 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4815 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4816 print_usage ();
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4817
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4818 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4819 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4820
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4821 /*
c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4822
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4823 %!shared x
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4824 %! x = 1;
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4825
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4826 %!assert (eval ("x"), 1)
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4827 %!assert (eval ("x;"))
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4828 %!assert (eval ("x;"), 1);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4829
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4830 %!test
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4831 %! y = eval ("x");
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4832 %! assert (y, 1);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4833
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4834 %!test
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4835 %! y = eval ("x;");
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4836 %! assert (y, 1);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4837
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4838 %!test
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4839 %! eval ("x = 1;")
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4840 %! assert (x,1);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4841
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4842 %!test
c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4843 %! eval ("flipud = 2;");
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4844 %! assert (flipud, 2);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4845
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4846 %!function y = __f ()
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4847 %! eval ("flipud = 2;");
c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4848 %! y = flipud;
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4849 %!endfunction
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4850 %!assert (__f(), 2)
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4851
14533 e6aa044253eb Allow comma at the end of an assignment list (bug #35645) Max Brister <max@2bass.com> parents: 14512 diff changeset	4852 % bug #35645
e6aa044253eb Allow comma at the end of an assignment list (bug #35645) Max Brister <max@2bass.com> parents: 14512 diff changeset	4853 %!test
e6aa044253eb Allow comma at the end of an assignment list (bug #35645) Max Brister <max@2bass.com> parents: 14512 diff changeset	4854 %! [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	4855 %! [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	4856
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4857 */
c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4858
4661 12b6fbd57436 [project @ 2003-11-25 05:41:35 by jwe] jwe parents: 4615 diff changeset	4859 DEFUN (assignin, args, ,
4297 59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4860 "-- texinfo --\n\
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4861 @deftypefn {Built-in Function} {} assignin (@var{context}, @var{varname}, @var{value})\n\
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4862 Assign @var{value} to @var{varname} in context @var{context}, which\n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17249 diff changeset	4863 may be either @qcode{\"base\"} or @qcode{\"caller\"}.\n\
14172 cba1c681f1b7 doc: Update seealso references for eval family of functions. Rik <octave@nomad.inbox5.com> parents: 14153 diff changeset	4864 @seealso{evalin}\n\
4297 59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4865 @end deftypefn")
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4866 {
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4867 octave_value_list retval;
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4868
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4869 int nargin = args.length ();
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4870
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4871 if (nargin == 3)
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4872 {
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4873 std::string context = args(0).string_value ();
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4874
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4875 if (! error_state)
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4876 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4877 unwind_protect frame;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4878
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4879 if (context == "caller")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4880 octave_call_stack::goto_caller_frame ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4881 else if (context == "base")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4882 octave_call_stack::goto_base_frame ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4883 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12400 diff changeset	4884 error ("assignin: CONTEXT must be \"caller\" or \"base\"");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4885
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4886 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4887 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4888 frame.add_fcn (octave_call_stack::pop);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4889
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4890 std::string nm = args(1).string_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4891
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4892 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4893 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4894 if (valid_identifier (nm))
16442 302157614308 deprecate symbol_table::varref functions John W. Eaton <jwe@octave.org> parents: 16360 diff changeset	4895 symbol_table::assign (nm, args(2));
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4896 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12400 diff changeset	4897 error ("assignin: invalid variable name in argument VARNAME");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4898 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4899 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12400 diff changeset	4900 error ("assignin: VARNAME must be a string");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4901 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4902 }
4297 59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4903 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12400 diff changeset	4904 error ("assignin: CONTEXT must be a string");
4297 59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4905 }
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4906 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4907 print_usage ();
4297 59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4908
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4909 return retval;
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4910 }
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4911
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4912 DEFUN (evalin, args, nargout,
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4913 "-- texinfo --\n\
14172 cba1c681f1b7 doc: Update seealso references for eval family of functions. Rik <octave@nomad.inbox5.com> parents: 14153 diff changeset	4914 @deftypefn {Built-in Function} {} evalin (@var{context}, @var{try})\n\
cba1c681f1b7 doc: Update seealso references for eval family of functions. Rik <octave@nomad.inbox5.com> parents: 14153 diff changeset	4915 @deftypefnx {Built-in Function} {} evalin (@var{context}, @var{try}, @var{catch})\n\
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4916 Like @code{eval}, except that the expressions are evaluated in the\n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17249 diff changeset	4917 context @var{context}, which may be either @qcode{\"caller\"} or\n\
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17249 diff changeset	4918 @qcode{\"base\"}.\n\
14172 cba1c681f1b7 doc: Update seealso references for eval family of functions. Rik <octave@nomad.inbox5.com> parents: 14153 diff changeset	4919 @seealso{eval, assignin}\n\
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4920 @end deftypefn")
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4921 {
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4922 octave_value_list retval;
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4923
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4924 int nargin = args.length ();
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4925
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4926 if (nargin > 1)
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4927 {
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4928 std::string context = args(0).string_value ();
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4929
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4930 if (! error_state)
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4931 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4932 unwind_protect frame;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4933
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4934 if (context == "caller")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4935 octave_call_stack::goto_caller_frame ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4936 else if (context == "base")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4937 octave_call_stack::goto_base_frame ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4938 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12400 diff changeset	4939 error ("evalin: CONTEXT must be \"caller\" or \"base\"");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4940
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4941 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4942 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4943 frame.add_fcn (octave_call_stack::pop);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4944
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4945 if (nargin > 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4946 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4947 frame.protect_var (buffer_error_messages);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4948 buffer_error_messages++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4949 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4950
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4951 int parse_status = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4952
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4953 octave_value_list tmp = eval_string (args(1), nargout > 0,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4954 parse_status, nargout);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4955
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4956 if (nargout > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4957 retval = tmp;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4958
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4959 if (nargin > 2 && (parse_status != 0 \|\| error_state))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4960 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4961 error_state = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4962
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4963 // Set up for letting the user print any messages from
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4964 // errors that occurred in the first part of this eval().
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4965
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4966 buffer_error_messages--;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4967
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4968 tmp = eval_string (args(2), nargout > 0,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4969 parse_status, nargout);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4970
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4971 retval = (nargout > 0) ? tmp : octave_value_list ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4972 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4973 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4974 }
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4975 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12400 diff changeset	4976 error ("evalin: CONTEXT must be a string");
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4977 }
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4978 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4979 print_usage ();
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4980
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4981 return retval;
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4982 }
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4983
8311 7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	4984 DEFUN (__parser_debug_flag__, args, nargout,
8812 7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8746 diff changeset	4985 "-- texinfo --\n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4986 @deftypefn {Built-in Function} {@var{val} =} __parser_debug_flag__ ()\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4987 @deftypefnx {Built-in Function} {@var{old_val} =} __parser_debug_flag__ (@var{new_val})\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4988 Query or set the internal flag that determines whether Octave's parser prints\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4989 debug information as it processes an expression.\n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4990 @seealso{__lexer_debug_flag__}\n\
8812 7d48766c21a5 use consistent format for doc strings of internal functions John W. Eaton <jwe@octave.org> parents: 8746 diff changeset	4991 @end deftypefn")
8311 7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	4992 {
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	4993 octave_value retval;
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	4994
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	4995 bool debug_flag = octave_debug;
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	4996
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	4997 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	4998 "__parser_debug_flag__");
8311 7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	4999
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5000 octave_debug = debug_flag;
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5001
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5002 return retval;
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5003 }
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	5004
17377 15e2ad6372f7 maint: Tweaks to remove compiler warnings. Rik <rik@octave.org> parents: 17342 diff changeset	5005 DEFUN (__parse_file__, args, ,
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	5006 "-- texinfo --\n\
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5007 @deftypefn {Built-in Function} {} __parse_file__ (@var{file}, @var{verbose})\n\
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5008 Undocumented internal function.\n\
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5009 @end deftypefn")
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5010 {
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5011 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	5012
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5013 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	5014
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5015 if (nargin == 1 \|\| nargin == 2)
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5016 {
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5017 std::string file = args(0).string_value ();
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5018
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5019 std::string full_file = octave_env::make_absolute (file);
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5020
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5021 size_t file_len = file.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	5022
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5023 if ((file_len > 4 && file.substr (file_len-4) == ".oct")
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5024 \|\| (file_len > 4 && file.substr (file_len-4) == ".mex")
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5025 \|\| (file_len > 2 && file.substr (file_len-2) == ".m"))
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5026 {
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5027 file = octave_env::base_pathname (file);
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5028 file = file.substr (0, file.find_last_of ('.'));
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5029
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5030 size_t pos = file.find_last_of (file_ops::dir_sep_str ());
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5031 if (pos != std::string::npos)
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5032 file = file.substr (pos+1);
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5033 }
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5034
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5035 if (! error_state)
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5036 {
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5037 if (nargin == 2)
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5038 octave_stdout << "parsing " << full_file << std::endl;
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5039
17577 c702371ff6df maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16896 17377 diff changeset	5040 octave_function *fcn = parse_fcn_file (full_file, file, "", "",
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	5041 true, false, false,
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5042 false, "__parse_file__");
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5043
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5044 if (fcn)
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5045 delete fcn;
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5046 }
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5047 else
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5048 error ("__parse_file__: expecting file name as argument");
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5049 }
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5050 else
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5051 print_usage ();
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5052
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5053 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	5054 }

Mercurial > octave-dspies

annotate libinterp/parse-tree/oct-parse.in.yy @ 18976:dcb260e7a648