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

annotate libinterp/parse-tree/oct-parse.in.yy @ 18927:09eb8a2ddb02

eliminate some unused parameter warnings in parser functions * parse.in.yy, parse.h (octave_base_parser::make_superclass_ref, octave_base_parser::make_meta_class_query): Eliminate unused line and column number parameters.

author	John W. Eaton <jwe@octave.org>
date	Wed, 16 Jul 2014 19:55:30 -0400
parents	f958e8cd6348
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
4813 fba5c6e96e0f [project @ 2004-03-03 23:35:43 by jwe] jwe parents: 4753 diff changeset	134 // Don't add spaces around the = here; it causes some versions of
fba5c6e96e0f [project @ 2004-03-03 23:35:43 by jwe] jwe parents: 4753 diff changeset	135 // bison to fail to properly recognize the directive.
fba5c6e96e0f [project @ 2004-03-03 23:35:43 by jwe] jwe parents: 4753 diff changeset	136
fba5c6e96e0f [project @ 2004-03-03 23:35:43 by jwe] jwe parents: 4753 diff changeset	137 %name-prefix="octave_"
4753 9f0ce1536368 [project @ 2004-02-13 17:55:24 by jwe] jwe parents: 4699 diff changeset	138
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	139 // 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	140 // 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	141 // 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	142 // 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	143 // 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	144 // 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	145 // 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	146 // 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	147
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	148 %define api.pure
16174 39096b290a2f check syntax used to enable bison push/pull parser John W. Eaton <jwe@octave.org> parents: 16167 diff changeset	149 %PUSH_PULL_DECL%
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	150 %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	151 %lex-param { void *scanner }
49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	152
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	153 %union
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	154 {
2891 1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	155 // 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	156 token *tok_val;
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	157
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	158 // 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	159 octave_comment_list *comment_type;
0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	160
2891 1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	161 // Types for the nonterminals we generate.
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	162 char sep_type;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	163 tree *tree_type;
1829 7d2982b55242 [project @ 1996-02-02 14:12:59 by jwe] jwe parents: 1826 diff changeset	164 tree_matrix *tree_matrix_type;
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	165 tree_cell *tree_cell_type;
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	166 tree_expression *tree_expression_type;
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	167 tree_constant *tree_constant_type;
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	168 tree_fcn_handle *tree_fcn_handle_type;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	169 tree_funcall *tree_funcall_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	170 tree_function_def *tree_function_def_type;
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5848 diff changeset	171 tree_anon_fcn_handle *tree_anon_fcn_handle_type;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	172 tree_identifier *tree_identifier_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	173 tree_index_expression *tree_index_expression_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	174 tree_colon_expression *tree_colon_expression_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	175 tree_argument_list *tree_argument_list_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	176 tree_parameter_list *tree_parameter_list_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	177 tree_command *tree_command_type;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	178 tree_if_command *tree_if_command_type;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	179 tree_if_clause *tree_if_clause_type;
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	180 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	181 tree_switch_command *tree_switch_command_type;
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	182 tree_switch_case *tree_switch_case_type;
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	183 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	184 tree_decl_elt *tree_decl_elt_type;
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	185 tree_decl_init_list *tree_decl_init_list_type;
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	186 tree_decl_command *tree_decl_command_type;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	187 tree_statement *tree_statement_type;
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	188 tree_statement_list *tree_statement_list_type;
2891 1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	189 octave_user_function *octave_user_function_type;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	190
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	191 tree_classdef *tree_classdef_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	192 tree_classdef_attribute* tree_classdef_attribute_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	193 tree_classdef_attribute_list* tree_classdef_attribute_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	194 tree_classdef_superclass* tree_classdef_superclass_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	195 tree_classdef_superclass_list* tree_classdef_superclass_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	196 tree_classdef_body* tree_classdef_body_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	197 tree_classdef_property* tree_classdef_property_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	198 tree_classdef_property_list* tree_classdef_property_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	199 tree_classdef_properties_block* tree_classdef_properties_block_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	200 tree_classdef_methods_list* tree_classdef_methods_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	201 tree_classdef_methods_block* tree_classdef_methods_block_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	202 tree_classdef_event* tree_classdef_event_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	203 tree_classdef_events_list* tree_classdef_events_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	204 tree_classdef_events_block* tree_classdef_events_block_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	205 tree_classdef_enum* tree_classdef_enum_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	206 tree_classdef_enum_list* tree_classdef_enum_list_type;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	207 tree_classdef_enum_block* tree_classdef_enum_block_type;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	208 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	209
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	210 // Tokens with line and column information.
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	211 %token <tok_val> '=' ':' '-' '+' '*' '/'
4018 a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	212 %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	213 %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	214 %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	215 %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	216 %token <tok_val> EXPR_AND EXPR_OR EXPR_NOT
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	217 %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	218 %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	219 %token <tok_val> HERMITIAN TRANSPOSE
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	220 %token <tok_val> PLUS_PLUS MINUS_MINUS POW EPOW
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	221 %token <tok_val> NUM IMAG_NUM
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	222 %token <tok_val> STRUCT_ELT
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	223 %token <tok_val> NAME
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	224 %token <tok_val> END
5279 bd32f770c09a [project @ 2005-04-12 21:55:31 by jwe] jwe parents: 5189 diff changeset	225 %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	226 %token <tok_val> FOR PARFOR WHILE DO UNTIL
1491 893b416bb919 [project @ 1995-09-29 04:03:01 by jwe] jwe parents: 1489 diff changeset	227 %token <tok_val> IF ELSEIF ELSE
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	228 %token <tok_val> SWITCH CASE OTHERWISE
1491 893b416bb919 [project @ 1995-09-29 04:03:01 by jwe] jwe parents: 1489 diff changeset	229 %token <tok_val> BREAK CONTINUE FUNC_RET
924 8b0920cc1d64 [project @ 1994-11-15 00:40:50 by jwe] jwe parents: 922 diff changeset	230 %token <tok_val> UNWIND CLEANUP
1489 3e705c864019 [project @ 1995-09-28 05:38:26 by jwe] jwe parents: 1371 diff changeset	231 %token <tok_val> TRY CATCH
14294 9e3983c8963c deprecate the static keyword John W. Eaton <jwe@octave.org> parents: 14293 diff changeset	232 %token <tok_val> GLOBAL PERSISTENT
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	233 %token <tok_val> FCN_HANDLE
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	234 %token <tok_val> CLASSDEF
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	235 %token <tok_val> PROPERTIES METHODS EVENTS ENUMERATION
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	236 %token <tok_val> METAQUERY
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	237 %token <tok_val> SUPERCLASSREF
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	238 %token <tok_val> FQ_IDENT
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	239 %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	240 %token <tok_val> FCN
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	241
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	242 // Other tokens.
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	243 %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	244 %token INPUT_FILE
7587 1f662945c2be handle varargin and varargout without keywords John W. Eaton <jwe@octave.org> parents: 7562 diff changeset	245 // %token VARARGIN VARARGOUT
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	246
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	247 // Nonterminals we construct.
16644 856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	248 %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	249 %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	250 %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	251 %type <tree_type> input
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5848 diff changeset	252 %type <tree_constant_type> string constant magic_colon
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5848 diff changeset	253 %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	254 %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	255 %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	256 %type <tree_cell_type> cell_rows
5102 b04b30d30c66 [project @ 2004-12-28 01:59:05 by jwe] jwe parents: 5013 diff changeset	257 %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	258 %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	259 %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	260 %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	261 %type <tree_funcall_type> superclass_identifier meta_identifier
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	262 %type <octave_user_function_type> function1 function2
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	263 %type <tree_index_expression_type> word_list_cmd
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	264 %type <tree_colon_expression_type> colon_expr1
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	265 %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	266 %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	267 %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	268 %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	269 %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	270 %type <tree_command_type> jump_command except_command
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	271 %type <tree_function_def_type> function
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	272 %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	273 %type <tree_command_type> file
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	274 %type <tree_if_command_type> if_command
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	275 %type <tree_if_clause_type> elseif_clause else_clause
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	276 %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	277 %type <tree_switch_command_type> switch_command
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	278 %type <tree_switch_case_type> switch_case default_case
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	279 %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	280 %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	281 %type <tree_decl_init_list_type> decl1
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	282 %type <tree_decl_command_type> declaration
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	283 %type <tree_statement_type> statement function_end
627 739d16c30481 [project @ 1994-08-19 13:23:14 by jwe] jwe parents: 620 diff changeset	284 %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	285 %type <tree_statement_list_type> opt_list
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	286 %type <tree_classdef_attribute_type> attr
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	287 %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	288 %type <tree_classdef_superclass_type> superclass
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	289 %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	290 %type <tree_classdef_body_type> class_body
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	291 %type <tree_classdef_property_type> class_property
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	292 %type <tree_classdef_property_list_type> property_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	293 %type <tree_classdef_properties_block_type> properties_block
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	294 %type <tree_classdef_methods_list_type> methods_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	295 %type <tree_classdef_methods_block_type> methods_block
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	296 %type <tree_classdef_event_type> class_event
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	297 %type <tree_classdef_events_list_type> events_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	298 %type <tree_classdef_events_block_type> events_block
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	299 %type <tree_classdef_enum_type> class_enum
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	300 %type <tree_classdef_enum_list_type> enum_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	301 %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	302 %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	303 %type <octave_user_function_type> method_decl1
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	304
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	305 // Precedence and associativity.
4018 a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	306 %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	307 %left EXPR_OR_OR
ef3caf27cb9c [project @ 2002-08-07 06:54:41 by jwe] jwe parents: 4018 diff changeset	308 %left EXPR_AND_AND
ef3caf27cb9c [project @ 2002-08-07 06:54:41 by jwe] jwe parents: 4018 diff changeset	309 %left EXPR_OR
ef3caf27cb9c [project @ 2002-08-07 06:54:41 by jwe] jwe parents: 4018 diff changeset	310 %left EXPR_AND
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	311 %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	312 %left LSHIFT RSHIFT
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	313 %left ':'
1276 cbdf7db98554 [project @ 1995-04-24 15:31:24 by jwe] jwe parents: 1266 diff changeset	314 %left '-' '+' EPLUS EMINUS
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	315 %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	316 %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	317 %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	318 %right PLUS_PLUS MINUS_MINUS
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	319 %left '(' '.' '{'
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	320
17629 1e8f8900a041 clean up partially constructed parse tree objects on parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17622 diff changeset	321 // 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	322 // 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	323 // 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	324 // 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	325 // 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	326 // here).
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	327
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	328 %destructor { } <sep_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	329 %destructor { } <tok_val>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	330 %destructor { } <comment_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	331 %destructor { } <dummy_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	332 %destructor { } <>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	333
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	334 %destructor { delete $$; } <tree_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	335 %destructor { delete $$; } <tree_matrix_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	336 %destructor { delete $$; } <tree_cell_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	337 %destructor { delete $$; } <tree_expression_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	338 %destructor { delete $$; } <tree_constant_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	339 %destructor { delete $$; } <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	340 %destructor { delete $$; } <tree_funcall>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	341 %destructor { delete $$; } <tree_function_def>
17658 0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	342 %destructor { delete $$; } <tree_anon_fcn_handle_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	343 %destructor { delete $$; } <tree_identifier_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	344 %destructor { delete $$; } <tree_index_expression_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	345 %destructor { delete $$; } <tree_colon_expression_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	346 %destructor { delete $$; } <tree_argument_list_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	347 %destructor { delete $$; } <tree_parameter_list_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	348 %destructor { delete $$; } <tree_command_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	349 %destructor { delete $$; } <tree_if_command_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	350 %destructor { delete $$; } <tree_if_clause_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	351 %destructor { delete $$; } <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	352 %destructor { delete $$; } <tree_switch_command_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	353 %destructor { delete $$; } <tree_switch_case_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	354 %destructor { delete $$; } <tree_switch_case_list_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	355 %destructor { delete $$; } <tree_decl_elt_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	356 %destructor { delete $$; } <tree_decl_init_list_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	357 %destructor { delete $$; } <tree_decl_command_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	358 %destructor { delete $$; } <tree_statement_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	359 %destructor { delete $$; } <tree_statement_list_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	360 %destructor { delete $$; } <octave_user_function_type>
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	361
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	362 %destructor { delete $$; } <tree_classdef_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	363 %destructor { delete $$; } <tree_classdef_attribute_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	364 %destructor { delete $$; } <tree_classdef_attribute_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	365 %destructor { delete $$; } <tree_classdef_superclass_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	366 %destructor { delete $$; } <tree_classdef_superclass_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 $$; } <tree_classdef_body_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	368 %destructor { delete $$; } <tree_classdef_property_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	369 %destructor { delete $$; } <tree_classdef_property_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	370 %destructor { delete $$; } <tree_classdef_properties_block_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	371 %destructor { delete $$; } <tree_classdef_methods_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	372 %destructor { delete $$; } <tree_classdef_methods_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 $$; } <tree_classdef_event_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	374 %destructor { delete $$; } <tree_classdef_events_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 $$; } <tree_classdef_events_block_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	376 %destructor { delete $$; } <tree_classdef_enum_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	377 %destructor { delete $$; } <tree_classdef_enum_list_type>
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	378 %destructor { delete $$; } <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	379
17658 0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	380 %destructor {
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	381 warning_with_id
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	382 ("Octave:parser-destructor",
0c5f50706ba3 attempt to catch possible memory leaks in parser cleanup John W. Eaton <jwe@octave.org> parents: 17632 diff changeset	383 "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	384 } <*>
17629 1e8f8900a041 clean up partially constructed parse tree objects on parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17622 diff changeset	385
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	386 // Where to start.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	387 %start input
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	388
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	389 %%
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	390
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	391 // ==============================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	392 // Statements and statement lists
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	393 // ==============================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	394
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	395 input : simple_list '\n'
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	396 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	397 parser.stmt_list = $1;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	398 YYACCEPT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	399 }
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	400 \| simple_list END_OF_INPUT
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	401 {
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	402 lexer.end_of_input = true;
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	403 parser.stmt_list = $1;
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	404 YYACCEPT;
4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	405 }
17326 f444e4cef9b9 avoid exiting Octave on parse error (bug #39862) John W. Eaton <jwe@octave.org> parents: 17322 diff changeset	406 \| parse_error
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	407 { ABORT_PARSE; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	408 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	409
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	410 simple_list : opt_sep_no_nl
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	411 { $$ = 0; }
17322 4c1ae06111c9 allow parser to accept empty statements (bug #37099) John W. Eaton <jwe@octave.org> parents: 17317 diff changeset	412 \| simple_list1 opt_sep_no_nl
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	413 { $$ = 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	414 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	415
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	416 simple_list1 : statement
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	417 { $$ = parser.make_statement_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	418 \| simple_list1 sep_no_nl statement
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	419 { $$ = 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	420 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	421
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	422 opt_list : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	423 { $$ = new tree_statement_list (); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	424 \| list
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	425 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	426 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	427
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	428 list : list1 opt_sep
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	429 { $$ = parser.set_stmt_print_flag ($1, $2, true); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	430 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	431
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	432 list1 : statement
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	433 { $$ = parser.make_statement_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	434 \| list1 sep statement
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	435 { $$ = parser.append_statement_list ($1, $2, $3, true); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	436 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	437
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	438 statement : expression
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	439 { $$ = parser.make_statement ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	440 \| command
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	441 { $$ = parser.make_statement ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	442 \| word_list_cmd
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	443 { $$ = parser.make_statement ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	444 ;
8746 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 // Word-list command
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	448 // =================
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	449
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	450 // 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	451 // 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	452 // WHILE, etc.
5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	453
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	454 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	455 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	456 $$ = parser.make_index_expression ($1, $2, '(');
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	457 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	458 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	459 // 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	460 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	461 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	462 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	463 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	464
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	465 word_list : string
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	466 { $$ = new tree_argument_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	467 \| word_list string
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	468 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	469 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	470 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	471 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	472 ;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	473
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	474 // ===========
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	475 // Expressions
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	476 // ===========
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	477
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	478 identifier : NAME
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 symbol_table::symbol_record *sr = $1->sym_rec ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	481 $$ = new tree_identifier (*sr, $1->line (), $1->column ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	482 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	483 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	484
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	485 superclass_identifier
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	486 : SUPERCLASSREF
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	487 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	488 std::string method_nm = $1->superclass_method_name ();
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	489 std::string class_nm = $1->superclass_class_name ();
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	490
18927 09eb8a2ddb02 eliminate some unused parameter warnings in parser functions John W. Eaton <jwe@octave.org> parents: 18537 diff changeset	491 $$ = parser.make_superclass_ref (method_nm, class_nm);
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	492 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	493 ;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	494
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	495 meta_identifier : METAQUERY
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	496 {
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	497 std::string class_nm = $1->text ();
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	498
18927 09eb8a2ddb02 eliminate some unused parameter warnings in parser functions John W. Eaton <jwe@octave.org> parents: 18537 diff changeset	499 $$ = parser.make_meta_class_query (class_nm);
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	500 }
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	501 ;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	502
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	503 string : DQ_STRING
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	504 { $$ = parser.make_constant (DQ_STRING, $1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	505 \| SQ_STRING
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	506 { $$ = parser.make_constant (SQ_STRING, $1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	507 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	508
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	509 constant : NUM
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	510 { $$ = parser.make_constant (NUM, $1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	511 \| IMAG_NUM
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	512 { $$ = parser.make_constant (IMAG_NUM, $1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	513 \| string
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	514 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	515 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	516
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	517 matrix : '[' matrix_rows ']'
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	518 { $$ = parser.finish_matrix ($2); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	519 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	520
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	521 matrix_rows : cell_or_matrix_row
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	522 { $$ = $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	523 \| matrix_rows ';' cell_or_matrix_row
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	524 {
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	525 if ($1)
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 if ($3)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	528 $1->append ($3);
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	529
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	530 $$ = $1;
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	531 }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	532 else
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	533 $$ = $3 ? new tree_matrix ($3) : 0;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	534 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	535 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	536
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	537 cell : '{' cell_rows '}'
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	538 { $$ = parser.finish_cell ($2); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	539 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	540
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	541 cell_rows : cell_or_matrix_row
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	542 { $$ = $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	543 \| cell_rows ';' cell_or_matrix_row
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	544 {
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	545 if ($1)
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 if ($3)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	548 $1->append ($3);
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	549
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	550 $$ = $1;
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	551 }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	552 else
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	553 $$ = $3 ? new tree_cell ($3) : 0;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	554 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	555 ;
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	556
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	557 // 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	558 // 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	559
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	560 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	561 : // empty
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	562 { $$ = 0; }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	563 \| ','
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	564 { $$ = 0; }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	565 \| arg_list
16257 db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	566 { $$ = $1; }
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	567 \| arg_list ','
16257 db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	568 { $$ = $1; }
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	569 \| ',' arg_list
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	570 { $$ = $2; }
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	571 \| ',' arg_list ','
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	572 { $$ = $2; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	573 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	574
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	575 fcn_handle : '@' FCN_HANDLE
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	576 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	577 $$ = parser.make_fcn_handle ($2);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	578 lexer.looking_at_function_handle--;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	579 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	580 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	581
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	582 anon_fcn_handle : '@' param_list stmt_begin statement
13237 1bfca2bbea8b fix parsing of anonymous functions inside cell array lists. John W. Eaton <jwe@octave.org> parents: 13125 diff changeset	583 {
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	584 $$ = 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	585 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	586 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	587 ;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	588
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	589 primary_expr : identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	590 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	591 \| constant
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	592 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	593 \| fcn_handle
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	594 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	595 \| matrix
16257 db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	596 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	597 lexer.looking_at_matrix_or_assign_lhs = false;
16257 db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	598 $$ = $1;
db7f07b22b9b 1/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16251 diff changeset	599 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	600 \| cell
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	601 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	602 \| meta_identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	603 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	604 \| superclass_identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	605 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	606 \| '(' expression ')'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	607 { $$ = $2->mark_in_parens (); }
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
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	610 magic_colon : ':'
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 octave_value tmp (octave_value::magic_colon_t);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	613 $$ = new tree_constant (tmp);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	614 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	615 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	616
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	617 magic_tilde : EXPR_NOT
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	618 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	619 $$ = new tree_black_hole ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	620 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	621 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	622
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	623 arg_list : expression
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	624 { $$ = new tree_argument_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	625 \| magic_colon
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	626 { $$ = new tree_argument_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	627 \| magic_tilde
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	628 { $$ = new tree_argument_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	629 \| arg_list ',' magic_colon
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	630 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	631 $1->append ($3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	632 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	633 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	634 \| arg_list ',' magic_tilde
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	635 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	636 $1->append ($3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	637 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	638 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	639 \| arg_list ',' expression
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	640 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	641 $1->append ($3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	642 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	643 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	644 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	645
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	646 indirect_ref_op : '.'
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	647 { lexer.looking_at_indirect_ref = true; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	648 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	649
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	650 oper_expr : primary_expr
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	651 { $$ = $1; }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	652 \| oper_expr PLUS_PLUS
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	653 { $$ = 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	654 \| oper_expr MINUS_MINUS
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	655 { $$ = parser.make_postfix_op (MINUS_MINUS, $1, $2); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	656 \| oper_expr '(' ')'
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	657 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	658 $$ = 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	659 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	660 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	661 // make_index_expression deleted $1.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	662 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	663 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	664 }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	665 \| oper_expr '(' arg_list ')'
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	666 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	667 $$ = 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	668 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	669 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	670 // make_index_expression deleted $1 and $3.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	671 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	672 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	673 }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	674 \| oper_expr '{' '}'
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	675 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	676 $$ = 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	677 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	678 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	679 // make_index_expression deleted $1.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	680 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	681 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	682 }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	683 \| oper_expr '{' arg_list '}'
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	684 {
a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	685 $$ = 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	686 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	687 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	688 // make_index_expression deleted $1 and $3.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	689 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	690 }
16302 a4af67e0d22c oct-parse.in.yy: a{~}.b segfaults the interpreter (bug #37804) Max Brister <max@2bass.com> parents: 16294 diff changeset	691 }
16284 09881dab3aaf * lex.ll, oct-parse.in.yy (HERMITIAN): Rename token from QUOTE. John W. Eaton <jwe@octave.org> parents: 16279 diff changeset	692 \| oper_expr HERMITIAN
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	693 { $$ = 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	694 \| oper_expr TRANSPOSE
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	695 { $$ = parser.make_postfix_op (TRANSPOSE, $1, $2); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	696 \| oper_expr indirect_ref_op STRUCT_ELT
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	697 { $$ = 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	698 \| 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	699 { $$ = parser.make_indirect_ref ($1, $4); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	700 \| PLUS_PLUS oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	701 { $$ = 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	702 \| 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	703 { $$ = parser.make_prefix_op (MINUS_MINUS, $2, $1); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	704 \| EXPR_NOT oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	705 { $$ = 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	706 \| '+' oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	707 { $$ = parser.make_prefix_op ('+', $2, $1); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	708 \| '-' oper_expr %prec UNARY
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	709 { $$ = 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	710 \| oper_expr POW power_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	711 { $$ = parser.make_binary_op (POW, $1, $2, $3); }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	712 \| oper_expr EPOW power_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	713 { $$ = 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	714 \| oper_expr '+' oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	715 { $$ = parser.make_binary_op ('+', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	716 \| oper_expr '-' oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	717 { $$ = 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	718 \| oper_expr '*' oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	719 { $$ = parser.make_binary_op ('*', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	720 \| oper_expr '/' oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	721 { $$ = parser.make_binary_op ('/', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	722 \| oper_expr EPLUS oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	723 { $$ = parser.make_binary_op ('+', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	724 \| oper_expr EMINUS oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	725 { $$ = parser.make_binary_op ('-', $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	726 \| oper_expr EMUL oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	727 { $$ = parser.make_binary_op (EMUL, $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	728 \| oper_expr EDIV oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	729 { $$ = parser.make_binary_op (EDIV, $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	730 \| oper_expr LEFTDIV oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	731 { $$ = parser.make_binary_op (LEFTDIV, $1, $2, $3); }
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	732 \| oper_expr ELEFTDIV oper_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	733 { $$ = parser.make_binary_op (ELEFTDIV, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	734 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	735
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	736 power_expr : primary_expr
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	737 { $$ = $1; }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	738 \| power_expr PLUS_PLUS
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	739 { $$ = 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	740 \| power_expr MINUS_MINUS
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	741 { $$ = parser.make_postfix_op (MINUS_MINUS, $1, $2); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	742 \| power_expr '(' ')'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	743 {
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	744 $$ = 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	745 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	746 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	747 // make_index_expression deleted $1.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	748 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	749 }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	750 }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	751 \| power_expr '(' arg_list ')'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	752 {
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	753 $$ = 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	754 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	755 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	756 // make_index_expression deleted $1 and $3.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	757 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	758 }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	759 }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	760 \| power_expr '{' '}'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	761 {
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	762 $$ = 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	763 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	764 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	765 // make_index_expression deleted $1.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	766 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	767 }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	768 }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	769 \| power_expr '{' arg_list '}'
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	770 {
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	771 $$ = 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	772 if (! $$)
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	773 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	774 // make_index_expression deleted $1 and $3.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	775 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	776 }
17622 fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	777 }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	778 \| power_expr indirect_ref_op STRUCT_ELT
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	779 { $$ = 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	780 \| 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	781 { $$ = parser.make_indirect_ref ($1, $4); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	782 \| PLUS_PLUS power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	783 { $$ = 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	784 \| 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	785 { $$ = parser.make_prefix_op (MINUS_MINUS, $2, $1); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	786 \| EXPR_NOT power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	787 { $$ = 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	788 \| '+' power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	789 { $$ = parser.make_prefix_op ('+', $2, $1); }
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	790 \| '-' power_expr %prec POW
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	791 { $$ = 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	792 ;
fd712a12fe53 compatibility for power operator precedence and direction (bug #33304) Axel Mathéi <axel.mathei@gmail.com> parents: 17618 diff changeset	793
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	794 colon_expr : colon_expr1
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	795 { $$ = parser.finish_colon_expression ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	796 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	797
12627 002948ae5bc0 fix precedence level of transpose operators (bug #32533) John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	798 colon_expr1 : oper_expr
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	799 { $$ = 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	800 \| colon_expr1 ':' oper_expr
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	801 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	802 if (! ($$ = $1->append ($3)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	803 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	804 delete $1;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	805 delete $3;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	806 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	807 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	808 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	809 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	810
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	811 simple_expr : colon_expr
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	812 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	813 \| simple_expr LSHIFT simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	814 { $$ = parser.make_binary_op (LSHIFT, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	815 \| simple_expr RSHIFT simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	816 { $$ = 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	817 \| 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	818 { $$ = parser.make_binary_op (EXPR_LT, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	819 \| simple_expr EXPR_LE simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	820 { $$ = 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	821 \| 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	822 { $$ = parser.make_binary_op (EXPR_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	823 \| simple_expr EXPR_GE simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	824 { $$ = 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	825 \| 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	826 { $$ = parser.make_binary_op (EXPR_GT, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	827 \| simple_expr EXPR_NE simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	828 { $$ = 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	829 \| 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	830 { $$ = parser.make_binary_op (EXPR_AND, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	831 \| simple_expr EXPR_OR simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	832 { $$ = 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	833 \| 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	834 { $$ = parser.make_boolean_op (EXPR_AND_AND, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	835 \| simple_expr EXPR_OR_OR simple_expr
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	836 { $$ = 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	837 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	838
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	839 assign_lhs : simple_expr
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	840 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	841 $$ = parser.validate_matrix_for_assignment ($1);
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	842
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	843 if ($$)
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	844 { 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	845 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	846 {
16277 8cb65fd72164 eliminate obsolete concepts of "pending local" and "forced" variables John W. Eaton <jwe@octave.org> parents: 16273 diff changeset	847 // validate_matrix_for_assignment deleted $1.
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	848 ABORT_PARSE;
10315 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 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	851 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	852
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	853 assign_expr : assign_lhs '=' expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	854 { $$ = parser.make_assign_op ('=', $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	855 \| assign_lhs ADD_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	856 { $$ = 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	857 \| assign_lhs SUB_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	858 { $$ = parser.make_assign_op (SUB_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	859 \| assign_lhs MUL_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	860 { $$ = 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	861 \| assign_lhs DIV_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	862 { $$ = parser.make_assign_op (DIV_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	863 \| assign_lhs LEFTDIV_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	864 { $$ = parser.make_assign_op (LEFTDIV_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	865 \| assign_lhs POW_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	866 { $$ = parser.make_assign_op (POW_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	867 \| assign_lhs LSHIFT_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	868 { $$ = parser.make_assign_op (LSHIFT_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	869 \| assign_lhs RSHIFT_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	870 { $$ = parser.make_assign_op (RSHIFT_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	871 \| assign_lhs EMUL_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	872 { $$ = parser.make_assign_op (EMUL_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	873 \| assign_lhs EDIV_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	874 { $$ = parser.make_assign_op (EDIV_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	875 \| assign_lhs ELEFTDIV_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	876 { $$ = parser.make_assign_op (ELEFTDIV_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	877 \| assign_lhs EPOW_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	878 { $$ = parser.make_assign_op (EPOW_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	879 \| assign_lhs AND_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	880 { $$ = parser.make_assign_op (AND_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	881 \| assign_lhs OR_EQ expression
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	882 { $$ = parser.make_assign_op (OR_EQ, $1, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	883 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	884
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	885 expression : simple_expr
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	886 {
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	887 if ($1 && ($1->is_matrix () \|\| $1->is_cell ()))
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	888 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	889 if (parser.validate_array_list ($1))
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	890 $$ = $1;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	891 else
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 delete $1;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	894 ABORT_PARSE;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	895 }
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	896 }
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	897 else
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	898 $$ = $1;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	899 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	900 \| assign_expr
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	901 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	902 \| anon_fcn_handle
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	903 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	904 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	905
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	906 // ================================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	907 // Commands, declarations, and function definitions
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	908 // ================================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	909
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	910 command : declaration
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	911 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	912 \| select_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	913 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	914 \| loop_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	915 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	916 \| jump_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	917 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	918 \| except_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	919 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	920 \| function
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	921 { $$ = $1; }
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	922 \| file
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	923 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	924 ;
2970 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 // =====================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	927 // Declaration statemnts
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	928 // =====================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	929
16263 9acb86e6ac90 4/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16259 diff changeset	930 declaration : GLOBAL decl1
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	931 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	932 $$ = parser.make_decl_command (GLOBAL, $1, $2);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	933 lexer.looking_at_decl_list = false;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	934 }
16263 9acb86e6ac90 4/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16259 diff changeset	935 \| PERSISTENT decl1
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	936 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	937 $$ = 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	938 lexer.looking_at_decl_list = false;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	939 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	940 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	941
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	942 decl1 : decl2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	943 { $$ = new tree_decl_init_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	944 \| decl1 decl2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	945 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	946 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	947 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	948 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	949 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	950
7634 ae90e05ad299 fix parameter list initializer bug John W. Eaton <jwe@octave.org> parents: 7587 diff changeset	951 decl_param_init : // empty
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	952 { lexer.looking_at_initializer_expression = true; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	953
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	954 decl2 : identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	955 { $$ = new tree_decl_elt ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	956 \| identifier '=' decl_param_init expression
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	957 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	958 lexer.looking_at_initializer_expression = false;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	959 $$ = new tree_decl_elt ($1, $4);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	960 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	961 ;
2970 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 // ====================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	964 // Selection statements
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	965 // ====================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	966
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	967 select_command : if_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	968 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	969 \| switch_command
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	970 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	971 ;
2970 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 // ============
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	974 // If statement
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	975 // ============
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	976
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	977 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	978 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	979 if (! ($$ = parser.finish_if_command ($1, $3, $4, $2)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	980 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	981 // finish_if_command deleted $3.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	982 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	983 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	984 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	985 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	986
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	987 if_cmd_list : if_cmd_list1
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	988 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	989 \| if_cmd_list1 else_clause
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 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	992 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	993 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	994 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	995
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	996 if_cmd_list1 : expression stmt_begin opt_sep opt_list
11091 5677f3f7b5fa Matlab compatible short-circuit behavior for & and \| operators John W. Eaton <jwe@octave.org> parents: 11060 diff changeset	997 {
18127 d76f790b4eec enable do_braindead_shortcircuit_evaluation by default and deprecate John W. Eaton <jwe@octave.org> parents: 17796 diff changeset	998 $1->mark_braindead_shortcircuit ();
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	999
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1000 $$ = 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	1001 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1002 \| if_cmd_list1 elseif_clause
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 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1005 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1006 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1007 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1008
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1009 elseif_clause : ELSEIF stash_comment opt_sep expression stmt_begin opt_sep opt_list
11091 5677f3f7b5fa Matlab compatible short-circuit behavior for & and \| operators John W. Eaton <jwe@octave.org> parents: 11060 diff changeset	1010 {
18127 d76f790b4eec enable do_braindead_shortcircuit_evaluation by default and deprecate John W. Eaton <jwe@octave.org> parents: 17796 diff changeset	1011 $4->mark_braindead_shortcircuit ();
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1012
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1013 $$ = 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	1014 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1015 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1016
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1017 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	1018 { $$ = new tree_if_clause ($4, $2); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1019 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1020
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1021 // ================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1022 // Switch statement
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1023 // ================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1024
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1025 switch_command : SWITCH stash_comment expression opt_sep case_list END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1026 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1027 if (! ($$ = 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	1028 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1029 // 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	1030 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1031 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1032 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1033 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1034
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1035 case_list : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1036 { $$ = new tree_switch_case_list (); }
11317 2da532d0f41c accept otherwise clause in switch statement without preceding case statements John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1037 \| default_case
2da532d0f41c accept otherwise clause in switch statement without preceding case statements John W. Eaton <jwe@octave.org> parents: 11258 diff changeset	1038 { $$ = new tree_switch_case_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1039 \| case_list1
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1040 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1041 \| case_list1 default_case
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1042 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1043 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1044 $$ = $1;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1045 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1046 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1047
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1048 case_list1 : switch_case
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1049 { $$ = new tree_switch_case_list ($1); }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1050 \| case_list1 switch_case
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1051 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1052 $1->append ($2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1053 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1054 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1055 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1056
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1057 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	1058 { $$ = parser.make_switch_case ($1, $4, $7, $2); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1059 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1060
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1061 default_case : OTHERWISE stash_comment opt_sep opt_list
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1062 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1063 $$ = new tree_switch_case ($4, $2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1064 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1065 ;
2970 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 // =======
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1068 // Looping
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1069 // =======
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1070
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1071 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	1072 {
18127 d76f790b4eec enable do_braindead_shortcircuit_evaluation by default and deprecate John W. Eaton <jwe@octave.org> parents: 17796 diff changeset	1073 $3->mark_braindead_shortcircuit ();
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1074
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1075 if (! ($$ = parser.make_while_command ($1, $3, $6, $7, $2)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1076 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1077 // make_while_command deleted $3 and $6.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1078 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1079 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1080 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1081 \| DO stash_comment opt_sep opt_list UNTIL expression
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1082 {
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1083 $$ = 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	1084 }
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1085 \| 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	1086 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1087 if (! ($$ = parser.make_for_command (FOR, $1, $3, $5, 0,
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1088 $8, $9, $2)))
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1089 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1090 // make_for_command deleted $3, $5, and $8.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1091 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1092 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1093 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1094 \| FOR stash_comment '(' assign_lhs '=' expression ')' opt_sep opt_list END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1095 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1096 if (! ($$ = 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	1097 $9, $10, $2)))
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1098 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1099 // 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	1100 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1101 }
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	1102 }
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1103 \| 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	1104 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1105 if (! ($$ = parser.make_for_command (PARFOR, $1, $3, $5,
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1106 0, $8, $9, $2)))
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1107 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1108 // make_for_command deleted $3, $5, and $8.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1109 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1110 }
13245 027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	1111 }
027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	1112 \| PARFOR stash_comment '(' assign_lhs '=' expression ',' expression ')' opt_sep opt_list END
027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	1113 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1114 if (! ($$ = 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	1115 $8, $11, $12, $2)))
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1116 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1117 // 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	1118 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1119 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1120 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1121 ;
2970 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 // =======
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1124 // Jumping
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1125 // =======
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1126
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1127 jump_command : BREAK
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1128 { $$ = parser.make_break_command ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1129 \| CONTINUE
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1130 { $$ = parser.make_continue_command ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1131 \| FUNC_RET
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1132 { $$ = parser.make_return_command ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1133 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1134
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1135 // ==========
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1136 // Exceptions
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1137 // ==========
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1138
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1139 except_command : UNWIND stash_comment opt_sep opt_list CLEANUP
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1140 stash_comment opt_sep opt_list END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1141 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1142 if (! ($$ = 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	1143 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1144 // 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	1145 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1146 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1147 }
17283 e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	1148 \| 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	1149 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	1150 {
17283 e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	1151 if (! ($$ = parser.make_try_command ($1, $4, $7, $8, $9, $2, $6)))
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1152 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1153 // make_try_command deleted $4 and $8.
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1154 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1155 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1156 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1157 \| TRY stash_comment opt_sep opt_list END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1158 {
17249 923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 17170 diff changeset	1159 if (! ($$ = 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	1160 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1161 // 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	1162 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1163 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1164 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1165 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1166
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1167 // ===========================================
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	1168 // Some 'subroutines' for function definitions
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1169 // ===========================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1170
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1171 push_fcn_symtab : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1172 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1173 parser.curr_fcn_depth++;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1174
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1175 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	1176 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	1177
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1178 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	1179
09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1180 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	1181 (lexer.symtab_context.curr_scope ());
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1182
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1183 if (! lexer.reading_script_file
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1184 && parser.curr_fcn_depth == 1
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1185 && ! parser.parsing_subfunctions)
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1186 parser.primary_fcn_scope
09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1187 = lexer.symtab_context.curr_scope ();
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1188
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1189 if (lexer.reading_script_file
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1190 && parser.curr_fcn_depth > 1)
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1191 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	1192 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1193 ;
2970 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 // ===========================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1196 // List of function parameters
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1197 // ===========================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1198
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1199 param_list_beg : '('
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1200 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1201 lexer.looking_at_parameter_list = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1202
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1203 if (lexer.looking_at_function_handle)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1204 {
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	1205 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	1206 lexer.looking_at_function_handle--;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1207 lexer.looking_at_anon_fcn_args = true;
10315 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 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1210 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1211
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1212 param_list_end : ')'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1213 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1214 lexer.looking_at_parameter_list = false;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1215 lexer.looking_for_object_index = false;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1216 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1217 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1218
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1219 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	1220 {
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1221 if ($2)
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1222 lexer.mark_as_variables ($2->variable_names ());
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1223
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1224 $$ = $2;
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1225 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1226 \| param_list_beg error
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1227 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1228 parser.bison_error ("invalid parameter list");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1229 $$ = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1230 ABORT_PARSE;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1231 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1232 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1233
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1234 param_list1 : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1235 { $$ = 0; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1236 \| param_list2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1237 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1238 $1->mark_as_formal_parameters ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1239 if ($1->validate (tree_parameter_list::in))
16360 11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1240 {
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1241 lexer.mark_as_variables ($1->variable_names ());
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1242 $$ = $1;
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	1243 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1244 else
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1245 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1246 delete $1;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1247 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1248 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1249 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1250 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1251
17317 56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1252 param_list2 : param_list_elt
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1253 { $$ = new tree_parameter_list ($1); }
17317 56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1254 \| param_list2 ',' param_list_elt
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1255 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1256 $1->append ($3);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1257 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1258 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1259 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1260
17317 56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1261 param_list_elt : decl2
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1262 { $$ = $1; }
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1263 \| magic_tilde
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1264 { $$ = new tree_decl_elt ($1); }
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1265 ;
56fe31b248de disallow ~ in global and persistent declaration lists John W. Eaton <jwe@octave.org> parents: 17316 diff changeset	1266
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1267 // ===================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1268 // List of function return value names
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1269 // ===================================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1270
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1271 return_list : '[' ']'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1272 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1273 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	1274
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1275 $$ = new tree_parameter_list ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1276 }
17316 8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1277 \| identifier
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1278 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1279 lexer.looking_at_return_list = false;
17316 8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1280
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1281 tree_parameter_list *tmp = new tree_parameter_list ($1);
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1282
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1283 // Even though this parameter list can contain only
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1284 // a single identifier, we still need to validate it
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1285 // to check for varargin or varargout.
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1286
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1287 if (tmp->validate (tree_parameter_list::out))
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1288 $$ = tmp;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1289 else
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1290 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1291 delete tmp;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1292 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1293 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1294 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1295 \| '[' return_list1 ']'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1296 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1297 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	1298
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1299 // Check for duplicate parameter names, varargin,
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1300 // or varargout.
8e2906e2fb26 avoid reduce/reduce conflict in parser rules John W. Eaton <jwe@octave.org> parents: 17283 diff changeset	1301
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1302 if ($2->validate (tree_parameter_list::out))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1303 $$ = $2;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1304 else
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1305 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1306 delete $2;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1307 ABORT_PARSE;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1308 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1309 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1310 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1311
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1312 return_list1 : identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1313 { $$ = 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	1314 \| return_list1 ',' identifier
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 $1->append (new tree_decl_elt ($3));
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1317 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1318 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1319 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1320
16203 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 // Script or function file
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1323 // =======================
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1324
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1325 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	1326 {
17618 77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1327 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	1328 {
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1329 // 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	1330 // 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	1331 // 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	1332 // 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	1333 // 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	1334
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1335 delete $3;
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1336 }
77eff9c6fb09 avoid memory leak when parsing function files (bug #40218) John W. Eaton <jwe@octave.org> parents: 17377 diff changeset	1337 else
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1338 {
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1339 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	1340 = 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	1341 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	1342 lexer.current_input_column);
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1343
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1344 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	1345 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1346
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1347 $$ = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1348 }
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1349 \| 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	1350 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1351 if (lexer.reading_classdef_file)
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1352 parser.classdef_object = $3;
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1353
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1354 $$ = 0;
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	1355 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1356 ;
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	1357
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1358 // ===================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1359 // Function definition
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1360 // ===================
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1361
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1362 function_beg : push_fcn_symtab FCN
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1363 {
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1364 $$ = $2;
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1365 if (lexer.reading_classdef_file
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1366 \|\| lexer.parsing_classdef)
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1367 lexer.maybe_classdef_get_set_method = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1368 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1369 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1370
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	1371 function : function_beg stash_comment function1
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1372 {
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	1373 $$ = parser.finish_function (0, $3, $2, $1->line (),
de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1374 $1->column ());
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1375 parser.recover_from_parsing_function ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1376 }
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1377 \| function_beg stash_comment return_list '=' function1
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1378 {
16627 de91b1621260 adjust location of eof marker for files with subfunctions but no explicit end statements John W. Eaton <jwe@octave.org> parents: 16574 diff changeset	1379 $$ = 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	1380 $1->column ());
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1381 parser.recover_from_parsing_function ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1382 }
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
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1385 fcn_name : identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1386 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1387 std::string id_name = $1->name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1388
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1389 lexer.parsed_function_name.top () = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1390 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	1391
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1392 $$ = $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1393 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1394 \| GET '.' identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1395 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1396 lexer.parsed_function_name.top () = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1397 lexer.maybe_classdef_get_set_method = false;
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1398 lexer.parsing_classdef_get_method = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1399 $$ = $3;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1400 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1401 \| SET '.' identifier
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1402 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1403 lexer.parsed_function_name.top () = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1404 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	1405 lexer.parsing_classdef_set_method = true;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1406 $$ = $3;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1407 }
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
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1410 function1 : fcn_name function2
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1411 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1412 std::string fname = $1->name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1413
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1414 delete $1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1415
16698 13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1416 if (lexer.parsing_classdef_get_method)
13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1417 fname.insert (0, "get.");
13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1418 else if (lexer.parsing_classdef_set_method)
13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1419 fname.insert (0, "set.");
13b3b92ea99c Implement property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 16683 diff changeset	1420
18395 2319bf776fa2 Fix parsing of classdef property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 18341 diff changeset	1421 lexer.parsing_classdef_get_method = false;
2319bf776fa2 Fix parsing of classdef property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 18341 diff changeset	1422 lexer.parsing_classdef_set_method = false;
2319bf776fa2 Fix parsing of classdef property accessors. Michael Goffioul <michael.goffioul@gmail.com> parents: 18341 diff changeset	1423
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	1424 $$ = parser.frob_function (fname, $2);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1425 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1426 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1427
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1428 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	1429 { $$ = parser.start_function ($1, $3, $4); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1430 \| opt_sep opt_list function_end
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1431 { $$ = parser.start_function (0, $2, $3); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1432 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1433
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1434 function_end : END
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1435 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1436 parser.endfunction_found = true;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1437 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	1438 $$ = 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	1439 $1->line (), $1->column ());
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1440 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1441 ABORT_PARSE;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1442 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1443 \| END_OF_INPUT
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1444 {
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	1445 // 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	1446 // if (lexer.reading_script_file)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1447 // {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1448 // 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	1449 // YYABORT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1450 // }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1451
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1452 if (parser.endfunction_found)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1453 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1454 parser.bison_error ("inconsistent function endings -- "
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1455 "if one function is explicitly ended, "
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1456 "so must all the others");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1457 YYABORT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1458 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1459
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1460 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	1461 \|\| lexer.input_from_eval_string ()))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1462 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1463 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	1464 YYABORT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1465 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1466
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1467 if (lexer.reading_classdef_file)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1468 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1469 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	1470 YYABORT;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1471 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1472
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	1473 $$ = 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	1474 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	1475 lexer.current_input_column);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1476 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1477 ;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1478
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1479 // ========
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1480 // Classdef
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1481 // ========
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1482
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1483 classdef_beg : CLASSDEF
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1484 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1485 if (! lexer.reading_classdef_file)
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1486 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1487 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	1488 YYABORT;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1489 }
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1490
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1491 lexer.parsing_classdef = true;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1492 $$ = $1;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1493 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1494 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1495
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1496 classdef : classdef_beg stash_comment opt_attr_list identifier opt_superclass_list opt_sep class_body opt_sep END
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1497 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1498 lexer.parsing_classdef = false;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1499
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1500 if (! ($$ = 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	1501 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1502 // 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	1503 ABORT_PARSE;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1504 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1505 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1506 \| 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	1507 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1508 lexer.parsing_classdef = false;
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1509
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1510 if (! ($$ = parser.make_classdef ($1, $3, $4, $5, 0, $7, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1511 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1512 // make_classdef deleted $3, $4, and $5.
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1513 ABORT_PARSE;
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1514 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1515 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1516 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1517
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1518 opt_attr_list : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1519 { $$ = 0; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1520 \| '(' attr_list ')'
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1521 { $$ = $2; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1522 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1523
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1524 attr_list : attr
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1525 { $$ = new tree_classdef_attribute_list ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1526 \| attr_list ',' attr
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1527 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1528 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1529 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1530 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1531 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1532
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1533 attr : identifier
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1534 { $$ = new tree_classdef_attribute ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1535 \| identifier '=' decl_param_init expression
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1536 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1537 lexer.looking_at_initializer_expression = false;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1538 $$ = new tree_classdef_attribute ($1, $4);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1539 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1540 \| EXPR_NOT identifier
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1541 { $$ = new tree_classdef_attribute ($2, false); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1542 ;
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1543
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1544 opt_superclass_list
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1545 : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1546 { $$ = 0; }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1547 \| superclass_list
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1548 { $$ = $1; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1549 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1550
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1551 superclass_list : EXPR_LT
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1552 { lexer.enable_fq_identifier (); }
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1553 superclass
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1554 { $$ = new tree_classdef_superclass_list ($3); }
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1555 \| superclass_list EXPR_AND
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1556 { lexer.enable_fq_identifier (); }
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1557 superclass
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1558 {
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1559 $1->append ($4);
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1560 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1561 }
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1562 ;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1563
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1564 superclass : FQ_IDENT
932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	1565 { $$ = new tree_classdef_superclass ($1->text ()); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1566 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1567
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1568 class_body : properties_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1569 { $$ = new tree_classdef_body ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1570 \| methods_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1571 { $$ = new tree_classdef_body ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1572 \| events_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1573 { $$ = new tree_classdef_body ($1); }
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1574 \| enum_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1575 { $$ = new tree_classdef_body ($1); }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1576 \| class_body opt_sep properties_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1577 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1578 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1579 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1580 }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1581 \| class_body opt_sep methods_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1582 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1583 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1584 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1585 }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1586 \| class_body opt_sep events_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1587 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1588 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1589 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1590 }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1591 \| class_body opt_sep enum_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1592 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1593 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1594 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1595 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1596 ;
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1597
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1598 properties_block
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1599 : PROPERTIES stash_comment opt_attr_list opt_sep property_list opt_sep END
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1600 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1601 if (! ($$ = 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	1602 ($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	1603 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1604 // 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	1605 ABORT_PARSE;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1606 }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1607 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1608 \| 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	1609 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1610 if (! ($$ = parser.make_classdef_properties_block
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1611 ($1, $3, 0, $5, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1612 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1613 // make_classdef_properties_block delete $3.
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1614 ABORT_PARSE;
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1615 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1616 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1617 ;
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1618
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1619 property_list
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1620 : class_property
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1621 { $$ = new tree_classdef_property_list ($1); }
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1622 \| property_list opt_sep class_property
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1623 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1624 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1625 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1626 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1627 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1628
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1629 class_property : identifier
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1630 { $$ = new tree_classdef_property ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1631 \| identifier '=' decl_param_init expression ';'
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1632 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1633 lexer.looking_at_initializer_expression = false;
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1634 $$ = new tree_classdef_property ($1, $4);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1635 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1636 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1637
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1638 methods_block : METHODS stash_comment opt_attr_list opt_sep methods_list opt_sep END
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1639 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1640 if (! ($$ = 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	1641 ($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	1642 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1643 // 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	1644 ABORT_PARSE;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1645 }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1646 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1647 \| 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	1648 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1649 if (! ($$ = parser.make_classdef_methods_block
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1650 ($1, $3, 0, $5, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1651 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1652 // make_classdef_methods_block deleted $3.
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1653 ABORT_PARSE;
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1654 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1655 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1656 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1657 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1658
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1659 method_decl1 : identifier
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1660 {
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1661 if (! ($$ = 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	1662 ABORT_PARSE;
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1663 }
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1664 \| identifier param_list
18341 02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1665 {
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1666 if (! ($$ = parser.start_classdef_external_method ($1, $2)))
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1667 ABORT_PARSE;
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1668 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1669 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1670
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1671 method_decl : stash_comment method_decl1
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1672 { $$ = 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	1673 \| stash_comment return_list '='
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 lexer.defining_func++;
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1676 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	1677 }
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1678 method_decl1
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1679 {
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1680 lexer.defining_func--;
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1681 lexer.parsed_function_name.pop ();
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1682 $$ = parser.finish_classdef_external_method ($5, $2, $1);
02b349ccf0ec Allow "end" method declaration/definition in classde files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18308 diff changeset	1683 }
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1684 ;
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1685
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1686 method : method_decl
18308 c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1687 { $$ = $1; }
c1baf94184af * oct-parse.in.yy: Suppress TAB characters. Michael Goffioul <michael.goffioul@gmail.com> parents: 18304 diff changeset	1688 \| function
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1689 { $$ = $1; }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1690 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1691
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1692 methods_list : method
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1693 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1694 octave_value fcn;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1695 if ($1)
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1696 fcn = $1->function ();
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1697 delete $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1698 $$ = new tree_classdef_methods_list (fcn);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1699 }
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	1700 \| methods_list opt_sep method
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1701 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1702 octave_value fcn;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1703 if ($3)
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1704 fcn = $3->function ();
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1705 delete $3;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1706
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1707 $1->append (fcn);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1708 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1709 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1710 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1711
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1712 events_block : EVENTS stash_comment opt_attr_list opt_sep events_list opt_sep END
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1713 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1714 if (! ($$ = 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	1715 ($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	1716 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1717 // 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	1718 ABORT_PARSE;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1719 }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1720 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1721 \| 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	1722 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1723 if (! ($$ = parser.make_classdef_events_block
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1724 ($1, $3, 0, $5, $2)))
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1725 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1726 // make_classdef_events_block deleted $3.
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1727 ABORT_PARSE;
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1728 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1729 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1730 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1731
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1732 events_list : class_event
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1733 { $$ = 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	1734 \| events_list opt_sep class_event
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1735 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1736 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1737 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1738 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1739 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1740
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1741 class_event : identifier
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1742 { $$ = new tree_classdef_event ($1); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1743 ;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1744
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1745 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	1746 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	1747 if (! ($$ = parser.make_classdef_enum_block
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1748 ($1, $3, $5, $7, $2)))
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1749 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1750 // make_classdef_enum_block deleted $3 and $5.
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1751 ABORT_PARSE;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	1752 }
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1753 }
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1754 \| ENUMERATION stash_comment opt_attr_list opt_sep END
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1755 {
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1756 if (! ($$ = parser.make_classdef_enum_block
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1757 ($1, $3, 0, $5, $2)))
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 // make_classdef_enum_block deleted $3.
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1760 ABORT_PARSE;
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1761 }
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	1762 }
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1763 ;
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1764
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1765 enum_list : class_enum
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1766 { $$ = new tree_classdef_enum_list ($1); }
13250 f6bbdea030b2 use opt_sep instead of literal '\n' in parser rules for classdef John W. Eaton <jwe@octave.org> parents: 13249 diff changeset	1767 \| enum_list opt_sep class_enum
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1768 {
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1769 $1->append ($3);
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1770 $$ = $1;
56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1771 }
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1772 ;
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 class_enum : identifier '(' expression ')'
15037 56b8eb7c9c04 improvements in parsing classdef John W. Eaton <jwe@octave.org> parents: 14846 diff changeset	1775 { $$ = new tree_classdef_enum ($1, $3); }
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1776 ;
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1777
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1778 // =============
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1779 // Miscellaneous
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1780 // =============
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	1781
16681 d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1782 stmt_begin : // empty
d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1783 { lexer.at_beginning_of_statement = true; }
d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1784 ;
d3619d4d267c recognize character string at beginning of statement (bug #38926, #38958) John W. Eaton <jwe@octave.org> parents: 16627 diff changeset	1785
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1786 stash_comment : // empty
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	1787 { $$ = lexer.get_comment (); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1788 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1789
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1790 parse_error : LEXICAL_ERROR
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1791 { parser.bison_error ("parse error"); }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1792 \| error
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 sep_no_nl : ','
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1796 { $$ = ','; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1797 \| ';'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1798 { $$ = ';'; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1799 \| sep_no_nl ','
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1800 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1801 \| sep_no_nl ';'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1802 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1803 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1804
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1805 opt_sep_no_nl : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1806 { $$ = 0; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1807 \| sep_no_nl
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1808 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1809 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1810
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1811 opt_nl : // empty
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1812 { $$ = 0; }
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1813 \| nl
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1814 { $$ = $1; }
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1815 ;
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1816
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1817 nl : '\n'
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1818 { $$ = '\n'; }
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1819 \| nl '\n'
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1820 { $$ = $1; }
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1821 ;
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	1822
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1823 sep : ','
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1824 { $$ = ','; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1825 \| ';'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1826 { $$ = ';'; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1827 \| '\n'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1828 { $$ = '\n'; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1829 \| sep ','
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1830 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1831 \| sep ';'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1832 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1833 \| sep '\n'
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1834 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1835 ;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1836
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1837 opt_sep : // empty
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1838 { $$ = 0; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1839 \| sep
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1840 { $$ = $1; }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1841 ;
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	1842
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1843 %%
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1844
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	1845 // Generic error messages.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	1846
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1847 #undef lexer
16149 49dfba4fd3c5 use pure parser and reentrant lexer interfaces John W. Eaton <jwe@octave.org> parents: 16147 diff changeset	1848
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1849 static void
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1850 yyerror (octave_base_parser& parser, const char *s)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1851 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1852 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	1853 }
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	1854
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	1855 octave_base_parser::~octave_base_parser (void)
16157 335041cc657a optionally use push parser interface John W. Eaton <jwe@octave.org> parents: 16153 diff changeset	1856 {
16177 a7669b4d27f6 eliminate global global_command variable John W. Eaton <jwe@octave.org> parents: 16174 diff changeset	1857 delete stmt_list;
a7669b4d27f6 eliminate global global_command variable John W. Eaton <jwe@octave.org> parents: 16174 diff changeset	1858
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1859 delete &lexer;
16157 335041cc657a optionally use push parser interface John W. Eaton <jwe@octave.org> parents: 16153 diff changeset	1860 }
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	1861
16177 a7669b4d27f6 eliminate global global_command variable John W. Eaton <jwe@octave.org> parents: 16174 diff changeset	1862 void
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	1863 octave_base_parser::reset (void)
16177 a7669b4d27f6 eliminate global global_command variable John W. Eaton <jwe@octave.org> parents: 16174 diff changeset	1864 {
16574 b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1865 endfunction_found = false;
b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1866 autoloading = false;
b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1867 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	1868 parsing_subfunctions = false;
b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1869 max_fcn_depth = 0;
b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1870 curr_fcn_depth = 0;
b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1871 primary_fcn_scope = -1;
b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1872 curr_class_name = "";
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	1873 curr_package_name = "";
16574 b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1874 function_scopes.clear ();
b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1875 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	1876 subfunction_names.clear ();
16574 b678d2d10e53 reset parser state on parse error (bug #38840) John W. Eaton <jwe@octave.org> parents: 16442 diff changeset	1877
16177 a7669b4d27f6 eliminate global global_command variable John W. Eaton <jwe@octave.org> parents: 16174 diff changeset	1878 delete stmt_list;
a7669b4d27f6 eliminate global global_command variable John W. Eaton <jwe@octave.org> parents: 16174 diff changeset	1879 stmt_list = 0;
a7669b4d27f6 eliminate global global_command variable John W. Eaton <jwe@octave.org> parents: 16174 diff changeset	1880
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	1881 lexer.reset ();
16138 284e2ca86ef7 execute parser using member function of octave_parser class John W. Eaton <jwe@octave.org> parents: 16136 diff changeset	1882 }
284e2ca86ef7 execute parser using member function of octave_parser class John W. Eaton <jwe@octave.org> parents: 16136 diff changeset	1883
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	1884 // Error mesages for mismatched end tokens.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	1885
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	1886 void
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	1887 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	1888 int l, int c)
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1889 {
2805 68e6d0c93fc8 [project @ 1997-03-11 04:52:44 by jwe] jwe parents: 2791 diff changeset	1890 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	1891 = "'%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	1892
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1893 switch (ettype)
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1894 {
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1895 case token::simple_end:
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1896 error (fmt, type, "end", l, c);
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1897 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	1898
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1899 case token::for_end:
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1900 error (fmt, type, "endfor", l, c);
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1901 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	1902
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1903 case token::function_end:
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1904 error (fmt, type, "endfunction", l, c);
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1905 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	1906
9476 d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1907 case token::classdef_end:
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1908 error (fmt, type, "endclassdef", l, c);
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1909 break;
d9b25c5b8ee5 handle classdef syntax in lexer and parser Ryan Rusaw parents: 9474 diff changeset	1910
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1911 case token::if_end:
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1912 error (fmt, type, "endif", l, c);
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1913 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	1914
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3216 diff changeset	1915 case token::switch_end:
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1916 error (fmt, type, "endswitch", l, c);
3233 98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3216 diff changeset	1917 break;
98d0ee053ba4 [project @ 1999-01-27 20:23:40 by jwe] jwe parents: 3216 diff changeset	1918
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1919 case token::while_end:
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1920 error (fmt, type, "endwhile", l, c);
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1921 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	1922
5400 c7e3cf2fce3e [project @ 2005-07-05 15:01:32 by jwe] jwe parents: 5397 diff changeset	1923 case token::try_catch_end:
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1924 error (fmt, type, "end_try_catch", l, c);
5400 c7e3cf2fce3e [project @ 2005-07-05 15:01:32 by jwe] jwe parents: 5397 diff changeset	1925 break;
c7e3cf2fce3e [project @ 2005-07-05 15:01:32 by jwe] jwe parents: 5397 diff changeset	1926
1371 766af9ca8edb [project @ 1995-09-06 21:36:02 by jwe] jwe parents: 1351 diff changeset	1927 case token::unwind_protect_end:
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1928 error (fmt, type, "end_unwind_protect", l, c);
1371 766af9ca8edb [project @ 1995-09-06 21:36:02 by jwe] jwe parents: 1351 diff changeset	1929 break;
766af9ca8edb [project @ 1995-09-06 21:36:02 by jwe] jwe parents: 1351 diff changeset	1930
496 e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1931 default:
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1932 panic_impossible ();
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1933 break;
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1934 }
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1935 }
e7c5b23b34d3 [project @ 1994-07-06 15:02:26 by jwe] jwe parents: 482 diff changeset	1936
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	1937 // Check to see that end tokens are properly matched.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	1938
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	1939 bool
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	1940 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	1941 {
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	1942 bool retval = true;
5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	1943
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	1944 token::end_tok_type ettype = tok->ettype ();
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	1945
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	1946 if (ettype != expected && ettype != token::simple_end)
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	1947 {
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	1948 retval = false;
5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	1949
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	1950 bison_error ("parse error");
143 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 int l = tok->line ();
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	1953 int c = tok->column ();
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	1954
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	1955 switch (expected)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1956 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1957 case token::classdef_end:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1958 end_error ("classdef", ettype, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1959 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1960
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1961 case token::for_end:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1962 end_error ("for", ettype, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1963 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1964
13249 7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1965 case token::enumeration_end:
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1966 end_error ("enumeration", ettype, l, c);
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1967 break;
7861a5fd3479 accept enumeration keyword John W. Eaton <jwe@octave.org> parents: 13246 diff changeset	1968
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1969 case token::function_end:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1970 end_error ("function", ettype, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1971 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1972
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1973 case token::if_end:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1974 end_error ("if", ettype, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1975 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1976
13246 0c69a564f2be additional parfor changes John W. Eaton <jwe@octave.org> parents: 13245 diff changeset	1977 case token::parfor_end:
0c69a564f2be additional parfor changes John W. Eaton <jwe@octave.org> parents: 13245 diff changeset	1978 end_error ("parfor", ettype, l, c);
0c69a564f2be additional parfor changes John W. Eaton <jwe@octave.org> parents: 13245 diff changeset	1979 break;
0c69a564f2be additional parfor changes John W. Eaton <jwe@octave.org> parents: 13245 diff changeset	1980
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1981 case token::try_catch_end:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1982 end_error ("try", ettype, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1983 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1984
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1985 case token::switch_end:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1986 end_error ("switch", ettype, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1987 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1988
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1989 case token::unwind_protect_end:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1990 end_error ("unwind_protect", ettype, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1991 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1992
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1993 case token::while_end:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1994 end_error ("while", ettype, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1995 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1996
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1997 default:
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1998 panic_impossible ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	1999 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2000 }
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	2001 }
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	2002
5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	2003 return retval;
143 7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	2004 }
7849db4b6dbc [project @ 1993-10-04 02:36:45 by jwe] jwe parents: 118 diff changeset	2005
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2006 // 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	2007 // test in a logical expression.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2008
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2009 void
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2010 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	2011 {
5781 faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2012 if (expr->is_assignment_expression ()
2961 8a77d52c9d02 [project @ 1997-05-12 01:36:04 by jwe] jwe parents: 2960 diff changeset	2013 && expr->paren_count () < 2)
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2014 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2015 if (lexer.fcn_file_full_name.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2016 warning_with_id
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2017 ("Octave:assign-as-truth-value",
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2018 "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	2019 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2020 warning_with_id
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2021 ("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	2022 "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	2023 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	2024 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2025 }
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2026
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2027 // 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	2028
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2029 void
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2030 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	2031 {
5781 faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2032 if (! expr->is_constant ())
8974 fde2a916b2ac include line and file info in parser warnings John W. Eaton <jwe@octave.org> parents: 8950 diff changeset	2033 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2034 if (lexer.fcn_file_full_name.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2035 warning_with_id ("Octave:variable-switch-label",
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2036 "variable switch label");
8974 fde2a916b2ac include line and file info in parser warnings John W. Eaton <jwe@octave.org> parents: 8950 diff changeset	2037 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2038 warning_with_id
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2039 ("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	2040 "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	2041 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	2042 }
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2043 }
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2044
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2045 // Finish building a range.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2046
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2047 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2048 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	2049 {
3110 fe2d1ae8926b [project @ 1997-11-21 02:11:19 by jwe] jwe parents: 3099 diff changeset	2050 tree_expression *retval = e;
fe2d1ae8926b [project @ 1997-11-21 02:11:19 by jwe] jwe parents: 3099 diff changeset	2051
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	2052 unwind_protect frame;
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 (error_state);
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	2055 frame.protect_var (warning_state);
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	2056
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	2057 frame.protect_var (discard_error_messages);
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	2058 frame.protect_var (discard_warning_messages);
4452 f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4426 diff changeset	2059
3815 c554ad71bafc [project @ 2001-04-19 19:50:52 by jwe] jwe parents: 3802 diff changeset	2060 discard_error_messages = true;
4452 f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4426 diff changeset	2061 discard_warning_messages = true;
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2062
2533 987e934bbb8c [project @ 1996-11-19 18:21:23 by jwe] jwe parents: 2525 diff changeset	2063 tree_expression *base = e->base ();
987e934bbb8c [project @ 1996-11-19 18:21:23 by jwe] jwe parents: 2525 diff changeset	2064 tree_expression *limit = e->limit ();
987e934bbb8c [project @ 1996-11-19 18:21:23 by jwe] jwe parents: 2525 diff changeset	2065 tree_expression *incr = e->increment ();
987e934bbb8c [project @ 1996-11-19 18:21:23 by jwe] jwe parents: 2525 diff changeset	2066
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2067 if (base)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2068 {
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2069 if (limit)
10315 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 if (base->is_constant () && limit->is_constant ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2072 && (! incr \|\| (incr && incr->is_constant ())))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2073 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2074 octave_value tmp = e->rvalue1 ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2075
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2076 if (! (error_state \|\| warning_state))
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 tree_constant *tc_retval
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2079 = new tree_constant (tmp, base->line (), base->column ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2080
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2081 std::ostringstream buf;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2082
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2083 tree_print_code tpc (buf);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2084
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2085 e->accept (tpc);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2086
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2087 tc_retval->stash_original_text (buf.str ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2088
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2089 delete e;
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 retval = tc_retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2092 }
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 }
2533 987e934bbb8c [project @ 1996-11-19 18:21:23 by jwe] jwe parents: 2525 diff changeset	2095 else
10315 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 e->preserve_base ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2098 delete e;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2099
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2100 retval = base;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2101 }
1623 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
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2104 return retval;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2105 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2106
1607 795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2107 // Make a constant.
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2108
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2109 tree_constant *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2110 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	2111 {
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2112 int l = tok_val->line ();
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2113 int c = tok_val->column ();
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2114
3216 60a89a69a70a [project @ 1998-11-11 20:47:03 by jwe] jwe parents: 3208 diff changeset	2115 tree_constant *retval = 0;
1607 795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2116
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2117 switch (op)
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2118 {
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2119 case NUM:
2533 987e934bbb8c [project @ 1996-11-19 18:21:23 by jwe] jwe parents: 2525 diff changeset	2120 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2121 octave_value tmp (tok_val->number ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2122 retval = new tree_constant (tmp, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2123 retval->stash_original_text (tok_val->text_rep ());
2533 987e934bbb8c [project @ 1996-11-19 18:21:23 by jwe] jwe parents: 2525 diff changeset	2124 }
1607 795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2125 break;
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2126
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2127 case IMAG_NUM:
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2128 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2129 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	2130 retval = new tree_constant (tmp, l, c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2131 retval->stash_original_text (tok_val->text_rep ());
1607 795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2132 }
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2133 break;
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2134
5279 bd32f770c09a [project @ 2005-04-12 21:55:31 by jwe] jwe parents: 5189 diff changeset	2135 case DQ_STRING:
bd32f770c09a [project @ 2005-04-12 21:55:31 by jwe] jwe parents: 5189 diff changeset	2136 case SQ_STRING:
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2137 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2138 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	2139
8150 283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2140 char delim = op == DQ_STRING ? '"' : '\'';
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2141 octave_value tmp (txt, delim);
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2142
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2143 if (txt.empty ())
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2144 {
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2145 if (op == DQ_STRING)
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2146 tmp = octave_null_str::instance;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2147 else
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2148 tmp = octave_null_sq_str::instance;
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2149 }
283989f2da9b make null assignment matlab compatible Jaroslav Hajek <highegg@gmail.com> parents: 8064 diff changeset	2150
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2151 retval = new tree_constant (tmp, l, c);
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 if (op == DQ_STRING)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2154 txt = undo_string_escapes (txt);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2155
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2156 // FIXME -- maybe this should also be handled by
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2157 // tok_val->text_rep () for character strings?
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2158 retval->stash_original_text (delim + txt + delim);
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2159 }
1607 795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2160 break;
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2161
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2162 default:
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2163 panic_impossible ();
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2164 break;
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
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2167 return retval;
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2168 }
795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	2169
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2170 // Make a function handle.
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2171
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2172 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	2173 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	2174 {
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2175 int l = tok_val->line ();
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2176 int c = tok_val->column ();
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2177
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2178 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	2179
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2180 return retval;
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2181 }
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	2182
4935 4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2183 // Make an anonymous function handle.
4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2184
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2185 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	2186 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	2187 tree_statement *stmt)
4935 4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2188 {
5775 ace8d8d26933 [project @ 2006-04-24 19:13:06 by jwe] jwe parents: 5774 diff changeset	2189 // 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	2190 int l = lexer.input_line_number;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2191 int c = lexer.current_input_column;
4935 4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2192
4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2193 tree_parameter_list *ret_list = 0;
4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2194
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	2195 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	2196
09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	2197 lexer.symtab_context.pop ();
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5848 diff changeset	2198
7351 8470a6b0b769 [project @ 2008-01-07 17:57:24 by jwe] jwe parents: 7336 diff changeset	2199 stmt->set_print_flag (false);
4935 4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2200
4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2201 tree_statement_list *body = new tree_statement_list (stmt);
4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2202
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2203 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	2204
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5848 diff changeset	2205 tree_anon_fcn_handle *retval
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	2206 = 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	2207 // 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	2208 // errors when executed.
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2209 //retval->stash_file_name (lexer.fcn_file_name);
4935 4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2210
4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2211 return retval;
4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2212 }
4fc993a4e072 [project @ 2004-08-06 03:17:12 by jwe] jwe parents: 4930 diff changeset	2213
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2214 // Build a binary expression.
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2215
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2216 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2217 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	2218 token tok_val, tree_expression op2)
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2219 {
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2220 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	2221
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2222 switch (op)
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2223 {
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2224 case POW:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2225 t = octave_value::op_pow;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2226 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2227
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2228 case EPOW:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2229 t = octave_value::op_el_pow;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2230 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2231
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2232 case '+':
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2233 t = octave_value::op_add;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2234 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2235
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2236 case '-':
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2237 t = octave_value::op_sub;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2238 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2239
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2240 case '*':
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2241 t = octave_value::op_mul;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2242 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2243
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2244 case '/':
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2245 t = octave_value::op_div;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2246 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2247
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2248 case EMUL:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2249 t = octave_value::op_el_mul;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2250 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2251
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2252 case EDIV:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2253 t = octave_value::op_el_div;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2254 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2255
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2256 case LEFTDIV:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2257 t = octave_value::op_ldiv;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2258 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2259
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2260 case ELEFTDIV:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2261 t = octave_value::op_el_ldiv;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2262 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2263
2899 0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2264 case LSHIFT:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2265 t = octave_value::op_lshift;
2899 0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2266 break;
0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2267
0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2268 case RSHIFT:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2269 t = octave_value::op_rshift;
2899 0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2270 break;
0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2271
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2272 case EXPR_LT:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2273 t = octave_value::op_lt;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2274 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2275
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2276 case EXPR_LE:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2277 t = octave_value::op_le;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2278 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2279
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2280 case EXPR_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2281 t = octave_value::op_eq;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2282 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2283
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2284 case EXPR_GE:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2285 t = octave_value::op_ge;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2286 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2287
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2288 case EXPR_GT:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2289 t = octave_value::op_gt;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2290 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2291
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2292 case EXPR_NE:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2293 t = octave_value::op_ne;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2294 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2295
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2296 case EXPR_AND:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2297 t = octave_value::op_el_and;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2298 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2299
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2300 case EXPR_OR:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2301 t = octave_value::op_el_or;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2302 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2303
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2304 default:
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2305 panic_impossible ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2306 break;
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2307 }
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2308
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2309 int l = tok_val->line ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2310 int c = tok_val->column ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2311
18158 bf638abc95de eliminate constant folding in parser John W. Eaton <jwe@octave.org> parents: 18132 diff changeset	2312 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	2313 }
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2314
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2315 // Build a boolean expression.
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2316
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2317 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2318 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	2319 token tok_val, tree_expression op2)
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2320 {
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2321 tree_boolean_expression::type t;
7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2322
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2323 switch (op)
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2324 {
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2325 case EXPR_AND_AND:
2805 68e6d0c93fc8 [project @ 1997-03-11 04:52:44 by jwe] jwe parents: 2791 diff changeset	2326 t = tree_boolean_expression::bool_and;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2327 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2328
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2329 case EXPR_OR_OR:
2805 68e6d0c93fc8 [project @ 1997-03-11 04:52:44 by jwe] jwe parents: 2791 diff changeset	2330 t = tree_boolean_expression::bool_or;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2331 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2332
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2333 default:
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2334 panic_impossible ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2335 break;
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2336 }
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2337
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2338 int l = tok_val->line ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2339 int c = tok_val->column ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2340
18158 bf638abc95de eliminate constant folding in parser John W. Eaton <jwe@octave.org> parents: 18132 diff changeset	2341 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	2342 }
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2343
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2344 // Build a prefix expression.
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2345
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2346 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2347 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	2348 token *tok_val)
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2349 {
3203 bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe] jwe parents: 3195 diff changeset	2350 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	2351
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2352 switch (op)
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2353 {
2960 194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2354 case EXPR_NOT:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2355 t = octave_value::op_not;
2960 194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2356 break;
194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2357
4965 c0d8e8afa82f [project @ 2004-09-06 20:19:57 by jwe] jwe parents: 4935 diff changeset	2358 case '+':
c0d8e8afa82f [project @ 2004-09-06 20:19:57 by jwe] jwe parents: 4935 diff changeset	2359 t = octave_value::op_uplus;
c0d8e8afa82f [project @ 2004-09-06 20:19:57 by jwe] jwe parents: 4935 diff changeset	2360 break;
c0d8e8afa82f [project @ 2004-09-06 20:19:57 by jwe] jwe parents: 4935 diff changeset	2361
2960 194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2362 case '-':
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2363 t = octave_value::op_uminus;
2960 194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2364 break;
194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2365
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2366 case PLUS_PLUS:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2367 t = octave_value::op_incr;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2368 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2369
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2370 case MINUS_MINUS:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2371 t = octave_value::op_decr;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2372 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2373
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2374 default:
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2375 panic_impossible ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2376 break;
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2377 }
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2378
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2379 int l = tok_val->line ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2380 int c = tok_val->column ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2381
18158 bf638abc95de eliminate constant folding in parser John W. Eaton <jwe@octave.org> parents: 18132 diff changeset	2382 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	2383 }
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2384
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2385 // Build a postfix expression.
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2386
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2387 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2388 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	2389 token *tok_val)
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2390 {
3203 bc61b0e8d60e [project @ 1998-10-30 20:26:27 by jwe] jwe parents: 3195 diff changeset	2391 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	2392
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2393 switch (op)
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2394 {
16284 09881dab3aaf * lex.ll, oct-parse.in.yy (HERMITIAN): Rename token from QUOTE. John W. Eaton <jwe@octave.org> parents: 16279 diff changeset	2395 case HERMITIAN:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2396 t = octave_value::op_hermitian;
2960 194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2397 break;
194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2398
194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2399 case TRANSPOSE:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2400 t = octave_value::op_transpose;
2960 194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2401 break;
194b50e4725b [project @ 1997-05-12 00:43:54 by jwe] jwe parents: 2899 diff changeset	2402
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2403 case PLUS_PLUS:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2404 t = octave_value::op_incr;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2405 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2406
2375 7ef24992e290 [project @ 1996-10-12 00:39:52 by jwe] jwe parents: 2200 diff changeset	2407 case MINUS_MINUS:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2408 t = octave_value::op_decr;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2409 break;
777 a2f9d3fd720c [project @ 1994-10-07 14:01:53 by jwe] jwe parents: 773 diff changeset	2410
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2411 default:
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2412 panic_impossible ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2413 break;
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2414 }
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2415
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2416 int l = tok_val->line ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2417 int c = tok_val->column ();
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 572 diff changeset	2418
18158 bf638abc95de eliminate constant folding in parser John W. Eaton <jwe@octave.org> parents: 18132 diff changeset	2419 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	2420 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2421
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2422 // Build an unwind-protect command.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2423
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2424 tree_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2425 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	2426 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	2427 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	2428 token *end_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2429 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	2430 octave_comment_list *mc)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2431 {
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2432 tree_command *retval = 0;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2433
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	2434 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	2435 {
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	2436 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	2437
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2438 int l = unwind_tok->line ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2439 int c = unwind_tok->column ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2440
16136 ed36d5543b27 don't declare octave_parser member functions static John W. Eaton <jwe@octave.org> parents: 16134 diff changeset	2441 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	2442 lc, mc, tc, l, c);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2443 }
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2444 else
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2445 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2446 delete body;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2447 delete cleanup_stmts;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2448 }
1623 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 return retval;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2451 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2452
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2453 // Build a try-catch command.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2454
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2455 tree_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2456 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	2457 tree_statement_list *body,
17283 e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2458 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	2459 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	2460 token *end_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2461 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	2462 octave_comment_list *mc)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2463 {
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2464 tree_command *retval = 0;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2465
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	2466 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	2467 {
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	2468 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	2469
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2470 int l = try_tok->line ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2471 int c = try_tok->column ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2472
17283 e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2473 tree_identifier *id = 0;
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2474
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2475 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	2476 {
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2477 tree_statement *stmt = cleanup_stmts->front ();
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2478
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2479 if (stmt)
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2480 {
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2481 tree_expression *expr = stmt->expression ();
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2482
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2483 if (expr && expr->is_identifier ())
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2484 {
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2485 id = dynamic_cast<tree_identifier *> (expr);
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2486
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2487 cleanup_stmts->pop_front ();
17673 9f6e4e5c2bac avoid memory leak in parser (bug #40231) John W. Eaton <jwe@octave.org> parents: 17658 diff changeset	2488
9f6e4e5c2bac avoid memory leak in parser (bug #40231) John W. Eaton <jwe@octave.org> parents: 17658 diff changeset	2489 stmt->set_expression (0);
9f6e4e5c2bac avoid memory leak in parser (bug #40231) John W. Eaton <jwe@octave.org> parents: 17658 diff changeset	2490 delete stmt;
17283 e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2491 }
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2492 }
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2493 }
e6c0ac8ce5b6 eliminate parse conflicts introduced by changeset 923ce8b42db2 John W. Eaton <jwe@octave.org> parents: 17281 diff changeset	2494
17249 923ce8b42db2 improve try-catch-statement to save exception to a variable (bug #33217) Stefan Mahr <dac922@gmx.de> parents: 17170 diff changeset	2495 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	2496 lc, mc, tc, l, c);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2497 }
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2498 else
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2499 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2500 delete body;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2501 delete cleanup_stmts;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2502 }
1623 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 return retval;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2505 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2506
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2507 // Build a while command.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2508
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2509 tree_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2510 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	2511 tree_expression *expr,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2512 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	2513 token *end_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2514 octave_comment_list *lc)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2515 {
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2516 tree_command *retval = 0;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2517
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2518 maybe_warn_assign_as_truth_value (expr);
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2519
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	2520 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	2521 {
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	2522 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	2523
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2524 lexer.looping--;
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2525
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2526 int l = while_tok->line ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2527 int c = while_tok->column ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2528
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2529 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	2530 }
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2531 else
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2532 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2533 delete expr;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2534 delete body;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2535 }
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2536
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2537 return retval;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2538 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2539
3484 8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2540 // Build a do-until command.
8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2541
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2542 tree_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2543 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	2544 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	2545 tree_expression *expr,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2546 octave_comment_list *lc)
3484 8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2547 {
8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2548 maybe_warn_assign_as_truth_value (expr);
8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2549
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	2550 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	2551
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2552 lexer.looping--;
3484 8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2553
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2554 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	2555 int c = until_tok->column ();
3484 8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2556
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2557 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	2558 }
8b1f46ac2b64 [project @ 2000-01-27 23:30:45 by jwe] jwe parents: 3446 diff changeset	2559
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2560 // Build a for command.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2561
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2562 tree_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2563 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	2564 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	2565 tree_expression *expr,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2566 tree_expression *maxproc,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2567 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	2568 token *end_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2569 octave_comment_list *lc)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2570 {
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2571 tree_command *retval = 0;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2572
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	2573 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	2574
027a2186cd90 parfor keyword and infrastructure, but handle parfor as normal for loop for now John W. Eaton <jwe@octave.org> parents: 13241 diff changeset	2575 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	2576 {
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	2577 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	2578
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2579 lexer.looping--;
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2580
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2581 int l = for_tok->line ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2582 int c = for_tok->column ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2583
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2584 if (lhs->length () == 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2585 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2586 tree_expression *tmp = lhs->remove_front ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2587
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	2588 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	2589 body, lc, tc, l, c);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2590
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2591 delete lhs;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2592 }
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2593 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	2594 {
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 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	2596 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	2597 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	2598 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	2599 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	2600 }
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2601 }
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2602 else
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2603 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2604 delete lhs;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2605 delete expr;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2606 delete maxproc;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2607 delete body;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2608 }
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2609
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2610 return retval;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2611 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2612
4207 fa3482b34599 [project @ 2002-12-03 18:22:05 by jwe] jwe parents: 4186 diff changeset	2613 // Build a break command.
fa3482b34599 [project @ 2002-12-03 18:22:05 by jwe] jwe parents: 4186 diff changeset	2614
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2615 tree_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2616 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	2617 {
2620 5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2618 int l = break_tok->line ();
5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2619 int c = break_tok->column ();
5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2620
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2621 return new tree_break_command (l, c);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2622 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2623
4207 fa3482b34599 [project @ 2002-12-03 18:22:05 by jwe] jwe parents: 4186 diff changeset	2624 // Build a continue command.
fa3482b34599 [project @ 2002-12-03 18:22:05 by jwe] jwe parents: 4186 diff changeset	2625
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2626 tree_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2627 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	2628 {
2620 5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2629 int l = continue_tok->line ();
5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2630 int c = continue_tok->column ();
5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2631
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2632 return new tree_continue_command (l, c);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2633 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2634
4207 fa3482b34599 [project @ 2002-12-03 18:22:05 by jwe] jwe parents: 4186 diff changeset	2635 // Build a return command.
fa3482b34599 [project @ 2002-12-03 18:22:05 by jwe] jwe parents: 4186 diff changeset	2636
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2637 tree_command *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2638 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	2639 {
2620 5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2640 int l = return_tok->line ();
5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2641 int c = return_tok->column ();
5c773d4745d6 [project @ 1997-01-23 16:26:25 by jwe] jwe parents: 2542 diff changeset	2642
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2643 return new tree_return_command (l, c);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2644 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2645
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2646 // Start an if command.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2647
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2648 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	2649 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	2650 tree_statement_list *list)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2651 {
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2652 maybe_warn_assign_as_truth_value (expr);
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2653
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2654 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	2655
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2656 return new tree_if_command_list (t);
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2657 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2658
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2659 // Finish an if command.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2660
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2661 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	2662 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	2663 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	2664 token *end_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2665 octave_comment_list *lc)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2666 {
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2667 tree_if_command *retval = 0;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2668
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	2669 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	2670 {
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	2671 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	2672
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2673 int l = if_tok->line ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2674 int c = if_tok->column ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2675
8842 be7b30a24938 line/column info for switch and if statements John W. Eaton <jwe@octave.org> parents: 8828 diff changeset	2676 if (list && ! list->empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2677 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2678 tree_if_clause *elt = list->front ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2679
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2680 if (elt)
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 elt->line (l);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2683 elt->column (c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2684 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2685 }
8842 be7b30a24938 line/column info for switch and if statements John W. Eaton <jwe@octave.org> parents: 8828 diff changeset	2686
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2687 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	2688 }
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2689 else
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2690 delete list;
1623 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 return retval;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2693 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2694
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2695 // Build an elseif clause.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2696
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2697 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	2698 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	2699 tree_expression *expr,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2700 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	2701 octave_comment_list *lc)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2702 {
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2703 maybe_warn_assign_as_truth_value (expr);
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2704
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2705 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	2706 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	2707
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2708 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	2709 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2710
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2711 // Finish a switch command.
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2712
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2713 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	2714 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	2715 tree_expression *expr,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2716 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	2717 token *end_tok,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2718 octave_comment_list *lc)
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2719 {
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2720 tree_switch_command *retval = 0;
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2721
2857 5448c8cba402 [project @ 1997-03-31 07:06:10 by jwe] jwe parents: 2856 diff changeset	2722 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	2723 {
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	2724 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	2725
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2726 int l = switch_tok->line ();
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2727 int c = switch_tok->column ();
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2728
8842 be7b30a24938 line/column info for switch and if statements John W. Eaton <jwe@octave.org> parents: 8828 diff changeset	2729 if (list && ! list->empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2730 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2731 tree_switch_case *elt = list->front ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2732
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2733 if (elt)
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 elt->line (l);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2736 elt->column (c);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2737 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2738 }
8842 be7b30a24938 line/column info for switch and if statements John W. Eaton <jwe@octave.org> parents: 8828 diff changeset	2739
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2740 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	2741 }
17632 bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2742 else
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2743 {
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2744 delete expr;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2745 delete list;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	2746 }
2764 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 return retval;
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2749 }
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2750
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2751 // Build a switch case.
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2752
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2753 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	2754 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	2755 tree_expression *expr,
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2756 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	2757 octave_comment_list *lc)
2764 2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2758 {
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2759 maybe_warn_variable_switch_label (expr);
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2760
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2761 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	2762 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	2763
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2764 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	2765 }
2c0f259cf83d [project @ 1997-03-01 02:30:26 by jwe] jwe parents: 2745 diff changeset	2766
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2767 // Build an assignment to a variable.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2768
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2769 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2770 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	2771 token eq_tok, tree_expression rhs)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2772 {
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2773 tree_expression *retval = 0;
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2774
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2775 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	2776
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2777 switch (op)
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2778 {
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2779 case '=':
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2780 t = octave_value::op_asn_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2781 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2782
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2783 case ADD_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2784 t = octave_value::op_add_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2785 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2786
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2787 case SUB_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2788 t = octave_value::op_sub_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2789 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2790
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2791 case MUL_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2792 t = octave_value::op_mul_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2793 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2794
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2795 case DIV_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2796 t = octave_value::op_div_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2797 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2798
3204 81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3203 diff changeset	2799 case LEFTDIV_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2800 t = octave_value::op_ldiv_eq;
3204 81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3203 diff changeset	2801 break;
81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3203 diff changeset	2802
4018 a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	2803 case POW_EQ:
a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	2804 t = octave_value::op_pow_eq;
a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	2805 break;
a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	2806
2899 0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2807 case LSHIFT_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2808 t = octave_value::op_lshift_eq;
2899 0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2809 break;
0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2810
0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2811 case RSHIFT_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2812 t = octave_value::op_rshift_eq;
2899 0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2813 break;
0d79a8c11a2b [project @ 1997-04-30 03:09:23 by jwe] jwe parents: 2891 diff changeset	2814
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2815 case EMUL_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2816 t = octave_value::op_el_mul_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2817 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2818
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2819 case EDIV_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2820 t = octave_value::op_el_div_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2821 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2822
3204 81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3203 diff changeset	2823 case ELEFTDIV_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2824 t = octave_value::op_el_ldiv_eq;
3204 81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3203 diff changeset	2825 break;
81738e630f57 [project @ 1998-10-30 23:28:29 by jwe] jwe parents: 3203 diff changeset	2826
4018 a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	2827 case EPOW_EQ:
a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	2828 t = octave_value::op_el_pow_eq;
a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	2829 break;
a8621d87fbf5 [project @ 2002-08-05 03:17:25 by jwe] jwe parents: 4009 diff changeset	2830
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2831 case AND_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2832 t = octave_value::op_el_and_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2833 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2834
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2835 case OR_EQ:
3525 6cfa474c5b99 [project @ 2000-02-02 10:48:41 by jwe] jwe parents: 3523 diff changeset	2836 t = octave_value::op_el_or_eq;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2837 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2838
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2839 default:
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2840 panic_impossible ();
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2841 break;
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2842 }
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	2843
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2844 int l = eq_tok->line ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2845 int c = eq_tok->column ();
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2846
5841 fb4dea2184bf [project @ 2006-06-05 20:59:25 by jwe] jwe parents: 5832 diff changeset	2847 if (lhs->is_simple_assign_lhs ())
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2848 {
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2849 tree_expression *tmp = lhs->remove_front ();
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2850
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2851 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	2852
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	2853 delete lhs;
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2854 }
10230 0a5a769b8fc0 disallow computed multiple assignment Jaroslav Hajek <highegg@gmail.com> parents: 10207 diff changeset	2855 else if (t == octave_value::op_asn_eq)
0a5a769b8fc0 disallow computed multiple assignment Jaroslav Hajek <highegg@gmail.com> parents: 10207 diff changeset	2856 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	2857 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	2858 bison_error ("computed multiple assignment not allowed");
666 fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2859
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2860 return retval;
fb4f6556b443 [project @ 1994-09-06 21:22:46 by jwe] jwe parents: 627 diff changeset	2861 }
751 c9f3cb77478d [project @ 1994-09-30 18:46:17 by jwe] jwe parents: 723 diff changeset	2862
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2863 // Define a script.
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2864
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2865 void
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	2866 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	2867 tree_statement *end_script)
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2868 {
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2869 if (! cmds)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2870 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	2871
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2872 cmds->append (end_script);
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2873
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2874 octave_user_script *script
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2875 = 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	2876 lexer.fcn_file_name,
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2877 cmds, lexer.help_text);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2878
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2879 lexer.help_text = "";
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2880
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2881 octave_time now;
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2882
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2883 script->stash_fcn_file_time (now);
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2884
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2885 primary_fcn_ptr = script;
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2886 }
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	2887
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2888 // Begin defining a function.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2889
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2890 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	2891 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	2892 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	2893 tree_statement *end_fcn_stmt)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2894 {
2891 1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	2895 // We'll fill in the return list later.
1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	2896
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2897 if (! body)
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2898 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	2899
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2900 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	2901
2891 1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe] jwe parents: 2884 diff changeset	2902 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	2903 = 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	2904 param_list, 0, body);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2905
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2906 if (fcn)
0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2907 {
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	2908 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	2909
0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2910 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	2911 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	2912 end_fcn_stmt->column ());
3665 0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2913 }
0689afb1d001 [project @ 2000-05-11 19:07:56 by jwe] jwe parents: 3544 diff changeset	2914
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2915 return fcn;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2916 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2917
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2918 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	2919 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	2920 {
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	2921 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	2922 }
73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	2923
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2924 // Do most of the work for defining a function.
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2925
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	2926 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	2927 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	2928 octave_user_function *fcn)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2929 {
4872 fe71c458f438 [project @ 2004-04-21 20:09:32 by jwe] jwe parents: 4844 diff changeset	2930 std::string id_name = fname;
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2931
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2932 // 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	2933 // 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	2934 // 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	2935 // name).
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2936 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	2937 && curr_fcn_depth == 1 && ! parsing_subfunctions)
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2938 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2939 // 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	2940 // 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	2941 // problem with relative file names.
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2942
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2943 std::string nm = lexer.fcn_file_name;
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2944
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2945 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	2946
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2947 if (pos != std::string::npos)
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2948 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	2949
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2950 if (nm != id_name)
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2951 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2952 warning_with_id
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2953 ("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	2954 "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	2955 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	2956
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2957 id_name = nm;
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2958 }
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	2959 }
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2960
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2961 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	2962 {
3712 7066a8065e7e [project @ 2000-08-22 06:21:20 by jwe] jwe parents: 3665 diff changeset	2963 octave_time now;
3162 7c96e85c76db [project @ 1998-04-08 18:19:35 by jwe] jwe parents: 3156 diff changeset	2964
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2965 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	2966 fcn->stash_fcn_file_time (now);
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	2967 fcn->mark_as_system_fcn_file ();
3162 7c96e85c76db [project @ 1998-04-08 18:19:35 by jwe] jwe parents: 3156 diff changeset	2968
6323 ea65de49e18e [project @ 2007-02-17 02:51:02 by jwe] jwe parents: 6238 diff changeset	2969 if (fcn_file_from_relative_lookup)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2970 fcn->mark_relative ();
6323 ea65de49e18e [project @ 2007-02-17 02:51:02 by jwe] jwe parents: 6238 diff changeset	2971
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	2972 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	2973 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2974 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	2975
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	2976 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	2977 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	2978 else
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	2979 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	2980 }
6323 ea65de49e18e [project @ 2007-02-17 02:51:02 by jwe] jwe parents: 6238 diff changeset	2981
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	2982 if (lexer.parsing_class_method)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2983 {
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	2984 if (curr_class_name == id_name)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2985 fcn->mark_as_class_constructor ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2986 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2987 fcn->mark_as_class_method ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2988
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	2989 fcn->stash_dispatch_class (curr_class_name);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	2990 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	2991
5781 faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2992 std::string nm = fcn->fcn_file_name ();
faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2993
faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2994 file_stat fs (nm);
faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2995
faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2996 if (fs && fs.is_newer (now))
faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe] jwe parents: 5775 diff changeset	2997 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	2998 "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	2999 }
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3000 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	3001 && ! lexer.force_script
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3002 && lexer.reading_script_file
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3003 && lexer.fcn_file_name == id_name)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3004 {
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	3005 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	3006 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	3007 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3008
4872 fe71c458f438 [project @ 2004-04-21 20:09:32 by jwe] jwe parents: 4844 diff changeset	3009 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	3010
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3011 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	3012 && ! parsing_subfunctions)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	3013 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3014 fcn->document (lexer.help_text);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3015
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3016 lexer.help_text = "";
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	3017 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	3018
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3019 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	3020 && ! parsing_subfunctions)
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3021 primary_fcn_ptr = fcn;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	3022
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3023 return fcn;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3024 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3025
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3026 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	3027 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	3028 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	3029 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	3030 int l, int c)
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3031 {
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3032 tree_function_def *retval = 0;
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 (ret_list)
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3035 ret_list->mark_as_formal_parameters ();
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3036
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3037 if (fcn)
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3038 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7755 diff changeset	3039 std::string nm = fcn->name ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7755 diff changeset	3040 std::string file = fcn->fcn_file_name ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7755 diff changeset	3041
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7755 diff changeset	3042 std::string tmp = nm;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7755 diff changeset	3043 if (! file.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3044 tmp += ": " + file;
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7755 diff changeset	3045
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7755 diff changeset	3046 symbol_table::cache_name (fcn->scope (), tmp);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7755 diff changeset	3047
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3048 if (lc)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3049 fcn->stash_leading_comment (lc);
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3050
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3051 fcn->define_ret_list (ret_list);
7755 ea9cb4d68dbf avoid installing subfunctions twice John W. Eaton <jwe@octave.org> parents: 7750 diff changeset	3052
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	3053 if (curr_fcn_depth > 1 \|\| parsing_subfunctions)
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3054 {
11461 2b8531a6a3c9 Change mentions of "nested function" to the less misleading "subfunction" David Grundberg <individ@acc.umu.se> parents: 11388 diff changeset	3055 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	3056 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	3057
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	3058 subfunction_names.push_back (nm);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3059
14544 be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3060 if (endfunction_found && function_scopes.size () > 1)
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::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	3063 = function_scopes[function_scopes.size ()-2];
14544 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 symbol_table::install_nestfunction (nm, octave_value (fcn),
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3066 pscope);
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3067 }
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3068 else
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3069 symbol_table::install_subfunction (nm, octave_value (fcn),
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3070 primary_fcn_scope);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3071 }
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3072
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	3073 if (curr_fcn_depth == 1 && fcn)
14544 be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3074 symbol_table::update_nest (fcn->scope ());
be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3075
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3076 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	3077 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3078 // 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	3079 // 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	3080 // 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	3081 // 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	3082 // 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	3083 // 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	3084 // 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	3085 // parse_fcn_file, and
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3086 // 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	3087
5f8971be8e12 parse.y (finish_function): retrun function object unless parsing function file John W. Eaton <jwe@octave.org> parents: 9506 diff changeset	3088 retval = new tree_function_def (fcn);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3089 }
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3090 }
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3091
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3092 return retval;
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3093 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3094
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3095 void
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3096 octave_base_parser::recover_from_parsing_function (void)
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	3097 {
16320 09f0cb9cac7d don't modify symbol table scope in the parser John W. Eaton <jwe@octave.org> parents: 16302 diff changeset	3098 lexer.symtab_context.pop ();
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	3099
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3100 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	3101 && ! parsing_subfunctions)
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3102 parsing_subfunctions = true;
25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3103
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	3104 curr_fcn_depth--;
14544 be18c9e359bf Nested function support (bug #35772) Max Brister <max@2bass.com> parents: 14533 diff changeset	3105 function_scopes.pop_back ();
9474 25ed2d6aacf6 Parse nested functions more accurately. David Grundberg <individ@acc.umu.se> parents: 9471 diff changeset	3106
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3107 lexer.defining_func--;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3108 lexer.parsed_function_name.pop ();
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3109 lexer.looking_at_return_list = false;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3110 lexer.looking_at_parameter_list = false;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	3111 }
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	3112
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3113 tree_funcall *
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3114 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	3115 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	3116 {
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3117 octave_value_list args;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3118
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	3119 args(1) = class_nm;
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3120 args(0) = method_nm;
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 octave_value fcn
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3123 = 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	3124
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3125 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	3126 }
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 tree_funcall *
18927 09eb8a2ddb02 eliminate some unused parameter warnings in parser functions John W. Eaton <jwe@octave.org> parents: 18537 diff changeset	3129 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	3130 {
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3131 octave_value_list args;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3132
18520 932aca9a7c57 Allow multi-level classdef package. Michael Goffioul <michael.goffioul@gmail.com> parents: 18419 diff changeset	3133 args(0) = class_nm;
16155 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 octave_value fcn
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3136 = 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	3137
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3138 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	3139 }
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3140
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3141 // 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	3142 // 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	3143 // 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	3144 // 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	3145 // 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	3146
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3147 tree_classdef *
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3148 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	3149 tree_classdef_attribute_list *a,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3150 tree_identifier *id,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3151 tree_classdef_superclass_list *sc,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3152 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	3153 octave_comment_list *lc)
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3154 {
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3155 tree_classdef *retval = 0;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3156
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3157 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	3158
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3159 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	3160
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3161 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	3162
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3163 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	3164 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	3165
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3166 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	3167 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	3168 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	3169 {
17745 93b3d03b05e7 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 17735 17744 diff changeset	3170 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	3171
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3172 int l = tok_val->line ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3173 int c = tok_val->column ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3174
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3175 if (! body)
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3176 body = new tree_classdef_body ();
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3177
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3178 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	3179 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	3180 }
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3181
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3182 if (! retval)
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3183 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3184 delete a;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3185 delete id;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3186 delete sc;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3187 delete body;
16155 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 return retval;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3191 }
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3192
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3193 tree_classdef_properties_block *
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3194 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	3195 tree_classdef_attribute_list *a,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3196 tree_classdef_property_list *plist,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3197 token *end_tok,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3198 octave_comment_list *lc)
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3199 {
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3200 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	3201
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3202 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	3203 {
17745 93b3d03b05e7 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 17735 17744 diff changeset	3204 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	3205
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3206 int l = tok_val->line ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3207 int c = tok_val->column ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3208
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3209 if (! plist)
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3210 plist = new tree_classdef_property_list ();
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3211
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3212 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	3213 }
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3214 else
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3215 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3216 delete a;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3217 delete plist;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3218 }
16155 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 return retval;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3221 }
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3222
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3223 tree_classdef_methods_block *
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3224 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	3225 tree_classdef_attribute_list *a,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3226 tree_classdef_methods_list *mlist,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3227 token *end_tok,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3228 octave_comment_list *lc)
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3229 {
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3230 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	3231
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3232 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	3233 {
17745 93b3d03b05e7 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 17735 17744 diff changeset	3234 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	3235
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3236 int l = tok_val->line ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3237 int c = tok_val->column ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3238
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3239 if (! mlist)
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3240 mlist = new tree_classdef_methods_list ();
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3241
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3242 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	3243 }
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3244 else
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3245 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3246 delete a;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3247 delete mlist;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3248 }
16155 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 return retval;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3251 }
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3252
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3253 tree_classdef_events_block *
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3254 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	3255 tree_classdef_attribute_list *a,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3256 tree_classdef_events_list *elist,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3257 token *end_tok,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3258 octave_comment_list *lc)
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3259 {
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3260 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	3261
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3262 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	3263 {
17745 93b3d03b05e7 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 17735 17744 diff changeset	3264 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	3265
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3266 int l = tok_val->line ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3267 int c = tok_val->column ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3268
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3269 if (! elist)
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3270 elist = new tree_classdef_events_list ();
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3271
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3272 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	3273 }
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3274 else
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3275 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3276 delete a;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3277 delete elist;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3278 }
16155 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 return retval;
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3281 }
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3282
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3283 tree_classdef_enum_block *
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3284 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	3285 tree_classdef_attribute_list *a,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3286 tree_classdef_enum_list *elist,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3287 token *end_tok,
bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3288 octave_comment_list *lc)
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3289 {
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3290 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	3291
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3292 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	3293 {
17745 93b3d03b05e7 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 17735 17744 diff changeset	3294 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	3295
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3296 int l = tok_val->line ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3297 int c = tok_val->column ();
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3298
18419 9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3299 if (! elist)
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3300 elist = new tree_classdef_enum_list ();
9154dc252f47 Allow empty classdef or methods/properties/... blocks Michael Goffioul <michael.goffioul@gmail.com> parents: 18395 diff changeset	3301
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3302 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	3303 }
17656 2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3304 else
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3305 {
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3306 delete a;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3307 delete elist;
2b1047efc4fb don't leak memory when parsing classdef objects fails John W. Eaton <jwe@octave.org> parents: 17654 diff changeset	3308 }
16155 0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3309
0259254a3ccc maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 15954 16153 diff changeset	3310 return retval;
2883 0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	3311 }
0b3954110c77 [project @ 1997-04-24 09:57:05 by jwe] jwe parents: 2865 diff changeset	3312
18262 69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3313 octave_user_function*
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3314 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	3315 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	3316 {
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3317 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	3318
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3319 // 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	3320 // 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	3321
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3322 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	3323 {
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3324
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3325 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	3326
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3327 // 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	3328 // - 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	3329 // - class constructor
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3330 // - `delete'
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3331
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3332 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	3333 && mname != "delete"
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3334 && mname != curr_class_name)
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 // 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	3337 // is loaded.
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3338
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3339 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	3340
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3341 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	3342
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3343 int l = id->line ();
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3344 int c = id->column ();
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3345
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3346 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	3347 }
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3348 else
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3349 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	3350 "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	3351 "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	3352 }
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3353 else
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3354 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	3355
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3356 if (! retval)
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3357 delete id;
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 return retval;
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3360 }
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3361
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3362 tree_function_def *
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3363 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	3364 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	3365 octave_comment_list *cl)
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 (ret_list)
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3368 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	3369
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3370 if (cl)
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3371 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	3372
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3373 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	3374 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	3375
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3376 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	3377 }
69990d5edcc2 Allow to parse external methods declaration in classdef files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18158 diff changeset	3378
2846 52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3379 // Make an index expression.
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3380
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3381 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	3382 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	3383 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	3384 char type)
751 c9f3cb77478d [project @ 1994-09-30 18:46:17 by jwe] jwe parents: 723 diff changeset	3385 {
c9f3cb77478d [project @ 1994-09-30 18:46:17 by jwe] jwe parents: 723 diff changeset	3386 tree_index_expression *retval = 0;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	3387
10206 37a08e0ce2dc support Matlab-style empty output/input arguments Jaroslav Hajek <highegg@gmail.com> parents: 10188 diff changeset	3388 if (args && args->has_magic_tilde ())
37a08e0ce2dc support Matlab-style empty output/input arguments Jaroslav Hajek <highegg@gmail.com> parents: 10188 diff changeset	3389 {
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	3390 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	3391
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	3392 delete expr;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	3393 delete args;
bd0a84de3375 further reduce memory leaks from parse errors (bug #40231) John W. Eaton <jwe@octave.org> parents: 17629 diff changeset	3394
10206 37a08e0ce2dc support Matlab-style empty output/input arguments Jaroslav Hajek <highegg@gmail.com> parents: 10188 diff changeset	3395 return retval;
37a08e0ce2dc support Matlab-style empty output/input arguments Jaroslav Hajek <highegg@gmail.com> parents: 10188 diff changeset	3396 }
751 c9f3cb77478d [project @ 1994-09-30 18:46:17 by jwe] jwe parents: 723 diff changeset	3397
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3398 int l = expr->line ();
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3399 int c = expr->column ();
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3400
15954 46ca8488de92 Re-engineer tree_expression postfix handling to make it more flexible. Michael Goffioul <michael.goffioul@gmail.com> parents: 15895 diff changeset	3401 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	3402 expr->set_postfix_index (type);
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3403
3933 f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3404 if (expr->is_index_expression ())
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3405 {
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3406 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	3407
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3408 tmp->append (args, type);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3409
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3410 retval = tmp;
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3411 }
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3412 else
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3413 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	3414
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3415 return retval;
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3416 }
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3417
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3418 // Make an indirect reference expression.
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3419
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3420 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	3421 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	3422 const std::string& elt)
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3423 {
3930 61d4427c016e [project @ 2002-05-07 00:47:31 by jwe] jwe parents: 3929 diff changeset	3424 tree_index_expression *retval = 0;
2970 b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3425
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3426 int l = expr->line ();
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3427 int c = expr->column ();
b9e64477f703 [project @ 1997-05-15 18:04:21 by jwe] jwe parents: 2961 diff changeset	3428
15954 46ca8488de92 Re-engineer tree_expression postfix handling to make it more flexible. Michael Goffioul <michael.goffioul@gmail.com> parents: 15895 diff changeset	3429 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	3430 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	3431
3933 f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3432 if (expr->is_index_expression ())
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3433 {
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3434 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	3435
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3436 tmp->append (elt);
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3437
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3438 retval = tmp;
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3439 }
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3440 else
f9ea3dcf58ee [project @ 2002-05-15 03:21:00 by jwe] jwe parents: 3930 diff changeset	3441 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	3442
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3443 lexer.looking_at_indirect_ref = false;
751 c9f3cb77478d [project @ 1994-09-30 18:46:17 by jwe] jwe parents: 723 diff changeset	3444
c9f3cb77478d [project @ 1994-09-30 18:46:17 by jwe] jwe parents: 723 diff changeset	3445 return retval;
c9f3cb77478d [project @ 1994-09-30 18:46:17 by jwe] jwe parents: 723 diff changeset	3446 }
1511 74f9e88a2c12 [project @ 1995-10-03 10:49:31 by jwe] jwe parents: 1491 diff changeset	3447
4131 597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3448 // Make an indirect reference expression with dynamic field name.
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3449
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3450 tree_index_expression *
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3451 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	3452 tree_expression *elt)
4131 597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3453 {
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3454 tree_index_expression *retval = 0;
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3455
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3456 int l = expr->line ();
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3457 int c = expr->column ();
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3458
15954 46ca8488de92 Re-engineer tree_expression postfix handling to make it more flexible. Michael Goffioul <michael.goffioul@gmail.com> parents: 15895 diff changeset	3459 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	3460 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	3461
4131 597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3462 if (expr->is_index_expression ())
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3463 {
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3464 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	3465
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3466 tmp->append (elt);
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3467
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3468 retval = tmp;
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3469 }
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3470 else
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3471 retval = new tree_index_expression (expr, elt, l, c);
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3472
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3473 lexer.looking_at_indirect_ref = false;
4131 597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3474
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3475 return retval;
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3476 }
597fbc55ea40 [project @ 2002-10-29 17:12:53 by jwe] jwe parents: 4064 diff changeset	3477
2846 52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3478 // Make a declaration command.
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3479
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3480 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	3481 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	3482 tree_decl_init_list *lst)
2846 52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3483 {
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3484 tree_decl_command *retval = 0;
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 int l = tok_val->line ();
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3487 int c = tok_val->column ();
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3488
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3489 switch (tok)
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3490 {
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3491 case GLOBAL:
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3492 retval = new tree_global_command (lst, l, c);
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3493 break;
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3494
14294 9e3983c8963c deprecate the static keyword John W. Eaton <jwe@octave.org> parents: 14293 diff changeset	3495 case PERSISTENT:
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	3496 if (curr_fcn_depth > 0)
14294 9e3983c8963c deprecate the static keyword John W. Eaton <jwe@octave.org> parents: 14293 diff changeset	3497 retval = new tree_persistent_command (lst, l, c);
2846 52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3498 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3499 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3500 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	3501 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	3502 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	3503 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3504 warning ("ignoring persistent declaration near line %d", l);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3505 }
2846 52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3506 break;
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3507
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3508 default:
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3509 panic_impossible ();
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3510 break;
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
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3513 return retval;
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3514 }
52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2825 diff changeset	3515
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3516 bool
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3517 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	3518 {
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3519 bool retval = true;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3520
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3521 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	3522
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3523 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	3524 {
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3525 tree_argument_list row = i;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3526
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3527 if (row && row->has_magic_tilde ())
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3528 {
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3529 retval = false;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3530 if (e->is_matrix ())
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3531 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	3532 else
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3533 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	3534 break;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3535 }
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
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3538 return retval;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3539 }
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3540
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3541 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	3542 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	3543 {
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3544 tree_argument_list *retval = 0;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3545
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3546 if (e->is_constant ())
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3547 {
16285 3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3548 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	3549
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3550 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	3551 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	3552 else
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3553 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	3554
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3555 delete e;
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3556 }
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3557 else
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3558 {
16285 3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3559 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	3560
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3561 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	3562
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3563 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	3564 {
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3565 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	3566
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3567 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	3568 {
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3569 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	3570 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	3571 delete e;
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3572 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	3573 }
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 else
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3576 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	3577
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3578 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	3579 {
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	3580 lexer.mark_as_variables (tmp->variable_names ());
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	3581 retval = tmp;
11115c237231 recognize variables when parsing (bug #38576) John W. Eaton <jwe@octave.org> parents: 16320 diff changeset	3582 }
16285 3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3583 else
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 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	3586 delete tmp;
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3587 }
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3588
3389152014ca improve validation of left hand side of assignment expressions in parser John W. Eaton <jwe@octave.org> parents: 16284 diff changeset	3589 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	3590 retval->mark_as_simple_assign_lhs ();
16273 c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3591 }
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3592
c5e5f6ccac5d 9/10 commits reworking the lexer John W. Eaton <jwe@octave.org> parents: 16265 diff changeset	3593 return retval;
10207 76a880a588ce error when using ~ in matrix expression Jaroslav Hajek <highegg@gmail.com> parents: 10206 diff changeset	3594 }
76a880a588ce error when using ~ in matrix expression Jaroslav Hajek <highegg@gmail.com> parents: 10206 diff changeset	3595
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3596 // Finish building an array_list.
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3597
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3598 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3599 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	3600 {
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3601 tree_expression *retval = array_list;
3110 fe2d1ae8926b [project @ 1997-11-21 02:11:19 by jwe] jwe parents: 3099 diff changeset	3602
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3603 unwind_protect frame;
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 (error_state);
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3606 frame.protect_var (warning_state);
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3607
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3608 frame.protect_var (discard_error_messages);
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3609 frame.protect_var (discard_warning_messages);
4452 f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4426 diff changeset	3610
3815 c554ad71bafc [project @ 2001-04-19 19:50:52 by jwe] jwe parents: 3802 diff changeset	3611 discard_error_messages = true;
4452 f3c21a1d1c62 [project @ 2003-07-09 23:20:18 by jwe] jwe parents: 4426 diff changeset	3612 discard_warning_messages = true;
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3613
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3614 if (array_list->all_elements_are_constant ())
1829 7d2982b55242 [project @ 1996-02-02 14:12:59 by jwe] jwe parents: 1826 diff changeset	3615 {
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3616 octave_value tmp = array_list->rvalue1 ();
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3617
3489 cbee5fbb696d [project @ 2000-01-28 09:14:32 by jwe] jwe parents: 3485 diff changeset	3618 if (! (error_state \|\| warning_state))
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3619 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3620 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	3621 = 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	3622 array_list->column ());
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3623
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3624 std::ostringstream buf;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3625
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3626 tree_print_code tpc (buf);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3627
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3628 array_list->accept (tpc);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3629
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3630 tc_retval->stash_original_text (buf.str ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3631
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3632 delete array_list;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3633
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3634 retval = tc_retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3635 }
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3636 }
3110 fe2d1ae8926b [project @ 1997-11-21 02:11:19 by jwe] jwe parents: 3099 diff changeset	3637
1623 fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3638 return retval;
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3639 }
fa7a847f9b92 [project @ 1995-11-06 18:05:09 by jwe] jwe parents: 1607 diff changeset	3640
16237 70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3641 // 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	3642
70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3643 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3644 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	3645 {
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	3646 return (m
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	3647 ? finish_array_list (m)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	3648 : 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	3649 }
70f465930546 rearrange class heirarchy for tree_cell and tree_matrix John W. Eaton <jwe@octave.org> parents: 16210 diff changeset	3650
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	3651 // Finish building a cell list.
8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	3652
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3653 tree_expression *
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3654 octave_base_parser::finish_cell (tree_cell *c)
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	3655 {
16924 aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	3656 return (c
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	3657 ? finish_array_list (c)
aebb54d99dba improve compatibility of parsing of matrices and cell arrays John W. Eaton <jwe@octave.org> parents: 16850 diff changeset	3658 : new tree_constant (octave_value (Cell ())));
3351 8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	3659 }
8623649c967c [project @ 1999-11-15 16:17:01 by jwe] jwe parents: 3347 diff changeset	3660
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3661 void
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3662 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	3663 {
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	3664 if (curr_fcn_depth > 0)
1511 74f9e88a2c12 [project @ 1995-10-03 10:49:31 by jwe] jwe parents: 1491 diff changeset	3665 {
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	3666 tree_statement *tmp = t->back ();
1607 795527e9db19 [project @ 1995-11-02 13:03:36 by jwe] jwe parents: 1588 diff changeset	3667
1511 74f9e88a2c12 [project @ 1995-10-03 10:49:31 by jwe] jwe parents: 1491 diff changeset	3668 if (tmp->is_expression ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3669 warning_with_id
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3670 ("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	3671 "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	3672 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	3673 }
74f9e88a2c12 [project @ 1995-10-03 10:49:31 by jwe] jwe parents: 1491 diff changeset	3674 }
1994 c2d20f365b84 [project @ 1996-03-03 01:19:32 by jwe] jwe parents: 1884 diff changeset	3675
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3676 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	3677 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	3678 char sep, bool warn_missing_semi)
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3679 {
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	3680 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	3681
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3682 switch (sep)
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3683 {
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3684 case ';':
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	3685 tmp->set_print_flag (false);
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3686 break;
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3687
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3688 case 0:
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3689 case ',':
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3690 case '\n':
8658 73c4516fae10 New evaluator and debugger derived from tree-walker class John W. Eaton <jwe@octave.org> parents: 8471 diff changeset	3691 tmp->set_print_flag (true);
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3692 if (warn_missing_semi)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3693 maybe_warn_missing_semi (list);
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3694 break;
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3695
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3696 default:
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3697 warning ("unrecognized separator type!");
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3698 break;
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3699 }
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	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 // 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	3702 // 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	3703
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 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	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 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	3707 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	3708 }
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	3709
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	3710 return list;
2525 8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3711 }
8561d88be5f2 [project @ 1996-11-17 21:23:31 by jwe] jwe parents: 2524 diff changeset	3712
17693 efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3713 // Finish building a statement.
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3714 template <class T>
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3715 tree_statement *
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3716 octave_base_parser::make_statement (T *arg)
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3717 {
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3718 octave_comment_list *comment = lexer.get_comment ();
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3719
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3720 return new tree_statement (arg, comment);
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3721 }
efbe746f8fa8 eliminate octave_comment_buffer singleton John W. Eaton <jwe@octave.org> parents: 17673 diff changeset	3722
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3723 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	3724 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	3725 {
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	3726 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	3727 }
d6c0d5f208de parse.y: avoid storing null statements in statement lists John W. Eaton <jwe@octave.org> parents: 8447 diff changeset	3728
16134 ec9c6222ef5a move static parser helper functions to octave_parser class John W. Eaton <jwe@octave.org> parents: 16133 diff changeset	3729 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	3730 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	3731 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	3732 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	3733 {
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	3734 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	3735
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	3736 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	3737
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	3738 return list;
8448 d6c0d5f208de parse.y: avoid storing null statements in statement lists John W. Eaton <jwe@octave.org> parents: 8447 diff changeset	3739 }
d6c0d5f208de parse.y: avoid storing null statements in statement lists John W. Eaton <jwe@octave.org> parents: 8447 diff changeset	3740
16145 edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3741 void
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3742 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	3743 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3744 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	3745
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3746 std::ostringstream output_buf;
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3747
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3748 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	3749 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	3750 << " 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	3751 else
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3752 output_buf << "parse error:";
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 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	3755 output_buf << "\n\n " << s;
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3756
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3757 output_buf << "\n\n";
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3758
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3759 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	3760
0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	3761 if (! curr_line.empty ())
16145 edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3762 {
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	3763 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	3764
0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	3765 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	3766 curr_line.resize (len-1);
16145 edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3767
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3768 // 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	3769
16207 0467d68ca891 move current_input_line to lexical_feedback class John W. Eaton <jwe@octave.org> parents: 16203 diff changeset	3770 output_buf << ">>> " << curr_line << "\n";
16145 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 if (err_col == 0)
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3773 err_col = len;
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 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	3776 output_buf << " ";
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 << "^";
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
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3781 output_buf << "\n";
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3782
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3783 std::string msg = output_buf.str ();
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3784
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3785 parse_error ("%s", msg.c_str ());
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3786 }
edddf8903f15 maint: reorder functions in oct-parse.yy John W. Eaton <jwe@octave.org> parents: 16142 diff changeset	3787
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3788 int
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3789 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	3790 {
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3791 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	3792 }
04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3793
16294 0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3794 octave_push_parser::~octave_push_parser (void)
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 yypstate_delete (static_cast<yypstate *> (parser_state));
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3797 }
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 void
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3800 octave_push_parser::init (void)
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 parser_state = yypstate_new ();
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3803 }
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 // 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	3806 // finish the parse.
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
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3809 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	3810 {
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3811 int status = -1;
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3812
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3813 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	3814
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3815 do
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3816 {
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3817 YYSTYPE lval;
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3818
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3819 int token = octave_lex (&lval, scanner);
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3820
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3821 if (token < 0)
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3822 {
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3823 if (! eof && lexer.at_end_of_buffer ())
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 status = -1;
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3826 break;
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3827 }
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
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3830 yypstate pstate = static_cast<yypstate > (parser_state);
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3831
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3832 status = octave_push_parse (pstate, token, &lval, *this);
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3833 }
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3834 while (status == YYPUSH_MORE);
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3835
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3836 return status;
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3837 }
0925d1f6875e push parser/lexer interface John W. Eaton <jwe@octave.org> parents: 16293 diff changeset	3838
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3839 static void
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3840 safe_fclose (FILE *f)
3021 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 if (f)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3843 fclose (static_cast<FILE *> (f));
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3844 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3845
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	3846 static octave_function *
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3847 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	3848 const std::string& dispatch_type,
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	3849 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	3850 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	3851 bool relative_lookup, const std::string& warn_for)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3852 {
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3853 unwind_protect frame;
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3854
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	3855 octave_function *fcn_ptr = 0;
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3856
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3857 // Open function file and parse.
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3858
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3859 FILE *in_stream = command_editor::get_input_stream ();
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3860
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3861 frame.add_fcn (command_editor::set_input_stream, in_stream);
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3862
12989 00235a6446da eliminate duplication of internal variables controlling command history John W. Eaton <jwe@octave.org> parents: 12973 diff changeset	3863 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	3864 command_history::ignoring_entries ());
00235a6446da eliminate duplication of internal variables controlling command history John W. Eaton <jwe@octave.org> parents: 12973 diff changeset	3865
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3866 command_history::ignore_entries ();
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3867
16198 2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	3868 FILE *ffile = 0;
2c5c538be353 clean up input.cc and eliminate ff_instream global variable John W. Eaton <jwe@octave.org> parents: 16195 diff changeset	3869
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3870 if (! full_file.empty ())
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3871 ffile = gnulib::fopen (full_file.c_str (), "rb");
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3872
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	3873 frame.add_fcn (safe_fclose, ffile);
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3874
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3875 if (ffile)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3876 {
16287 04a7953496a7 create base class for parser; use reference for curr_lexer John W. Eaton <jwe@octave.org> parents: 16285 diff changeset	3877 // 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	3878 frame.protect_var (LEXER);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3879
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3880 octave_parser parser (ffile);
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3881
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3882 parser.curr_class_name = dispatch_type;
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	3883 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	3884 parser.autoloading = autoload;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3885 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	3886
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3887 parser.lexer.force_script = force_script;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3888 parser.lexer.prep_for_file ();
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3889 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	3890
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3891 parser.lexer.fcn_file_name = file;
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3892 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	3893
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3894 int status = parser.run ();
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3895
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	3896 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	3897
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	3898 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	3899 {
16289 bde729ba8381 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16286 16288 diff changeset	3900 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	3901 && 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	3902 {
16211 3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	3903 // 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	3904 // 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	3905 // table?). Return pointer to constructor?
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	3906
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	3907 if (fcn_ptr)
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	3908 panic_impossible ();
3449bf257514 maint: fix botched merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16205 diff changeset	3909
18263 b5be1a2aa5ab Initial implementation for classdef methods in separate files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18262 diff changeset	3910 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	3911
b5be1a2aa5ab Initial implementation for classdef methods in separate files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18262 diff changeset	3912 fcn_ptr =
b5be1a2aa5ab Initial implementation for classdef methods in separate files. Michael Goffioul <michael.goffioul@gmail.com> parents: 18262 diff changeset	3913 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	3914 }
16644 856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3915 else if (fcn_ptr)
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3916 {
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3917 fcn_ptr->maybe_relocate_end ();
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3918
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3919 if (parser.parsing_subfunctions)
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 if (! parser.endfunction_found)
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3922 parser.subfunction_names.reverse ();
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3923
856cb7cba231 maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16595 16627 diff changeset	3924 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	3925 }
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	3926 }
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	3927 }
10872 988d16d5ae34 correctly .m files that are empty or contain only comments John W. Eaton <jwe@octave.org> parents: 10659 diff changeset	3928 else
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3929 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	3930 }
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3931 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	3932 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	3933 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	3934 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	3935 full_file.c_str ());
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3936
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	3937 return fcn_ptr;
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3938 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	3939
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	3940 std::string
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3941 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	3942 std::string& full_file)
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3943 {
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3944 std::string retval;
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3945
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3946 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	3947
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3948 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	3949
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3950 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	3951
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3952 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	3953 \|\| (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	3954 \|\| (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	3955 {
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3956 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	3957 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	3958
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3959 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	3960 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	3961 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	3962 }
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3963
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3964 if (! file.empty ())
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3965 {
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3966 symbol_found = true;
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 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 octave_function *fcn
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	3969 = 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	3970 "");
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3971
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3972 if (fcn)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3973 {
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3974 retval = fcn->doc_string ();
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3975
127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	3976 delete fcn;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	3977 }
7715 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 return retval;
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3981 }
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
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3984 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	3985 {
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3986 std::string file;
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3987 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	3988 }
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3989
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	3990 std::string
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	3991 lookup_autoload (const std::string& nm)
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	3992 {
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	3993 std::string retval;
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	3994
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	3995 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	3996
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	3997 am_iter p = autoload_map.find (nm);
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 if (p != autoload_map.end ())
6323 ea65de49e18e [project @ 2007-02-17 02:51:02 by jwe] jwe parents: 6238 diff changeset	4000 retval = load_path::find_file (p->second);
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4001
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4002 return retval;
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4003 }
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4004
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	4005 string_vector
5592 61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4006 autoloaded_functions (void)
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4007 {
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	4008 string_vector names (autoload_map.size ());
5592 61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4009
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4010 octave_idx_type i = 0;
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4011 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	4012 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	4013 names[i++] = p->first;
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 return names;
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4016 }
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
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4019 reverse_lookup_autoload (const std::string& nm)
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4020 {
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4021 string_vector names;
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4022
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4023 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	4024 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	4025 if (nm == p->second)
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4026 names.append (p->first);
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4027
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4028 return names;
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4029 }
61d6cebd243b [project @ 2006-01-12 17:55:22 by dbateman] dbateman parents: 5484 diff changeset	4030
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4031 octave_function *
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4032 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	4033 const std::string& dispatch_type,
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4034 const std::string& package_name,
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4035 const std::string& fcn_name, bool autoload)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4036 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4037 octave_function *retval = 0;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4038
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	4039 unwind_protect frame;
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4040
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4041 std::string nm = file_name;
6238 3ecd8d2c5654 [project @ 2007-01-10 21:13:21 by jwe] jwe parents: 6235 diff changeset	4042
3ecd8d2c5654 [project @ 2007-01-10 21:13:21 by jwe] jwe parents: 6235 diff changeset	4043 size_t nm_len = nm.length ();
5472 e2f85b298a74 [project @ 2005-09-23 21:10:36 by jwe] jwe parents: 5400 diff changeset	4044
e2f85b298a74 [project @ 2005-09-23 21:10:36 by jwe] jwe parents: 5400 diff changeset	4045 std::string file;
e2f85b298a74 [project @ 2005-09-23 21:10:36 by jwe] jwe parents: 5400 diff changeset	4046
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4047 bool relative_lookup = false;
6323 ea65de49e18e [project @ 2007-02-17 02:51:02 by jwe] jwe parents: 6238 diff changeset	4048
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4049 file = nm;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4050
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4051 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	4052 \|\| (nm_len > 4 && nm.substr (nm_len-4) == ".mex")
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4053 \|\| (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	4054 {
6238 3ecd8d2c5654 [project @ 2007-01-10 21:13:21 by jwe] jwe parents: 6235 diff changeset	4055 nm = octave_env::base_pathname (file);
3ecd8d2c5654 [project @ 2007-01-10 21:13:21 by jwe] jwe parents: 6235 diff changeset	4056 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	4057
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	4058 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	4059 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	4060 nm = nm.substr (pos+1);
5472 e2f85b298a74 [project @ 2005-09-23 21:10:36 by jwe] jwe parents: 5400 diff changeset	4061 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4062
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4063 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	4064
10250 2d47356a7a1a use gnulib getcwd module John W. Eaton <jwe@octave.org> parents: 10230 diff changeset	4065 file = octave_env::make_absolute (file);
4243 7e4d5b5520e5 [project @ 2002-12-27 05:30:59 by jwe] jwe parents: 4240 diff changeset	4066
7e4d5b5520e5 [project @ 2002-12-27 05:30:59 by jwe] jwe parents: 4240 diff changeset	4067 int len = file.length ();
7e4d5b5520e5 [project @ 2002-12-27 05:30:59 by jwe] jwe parents: 4240 diff changeset	4068
4244 189df16144fc [project @ 2002-12-28 02:00:05 by jwe] jwe parents: 4243 diff changeset	4069 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	4070 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4071 if (autoload && ! fcn_name.empty ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4072 nm = fcn_name;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4073
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4074 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	4075 }
e884ab4f29ee [project @ 2006-06-22 00:57:27 by jwe] jwe parents: 5861 diff changeset	4076 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	4077 {
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	4078 // 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	4079 // 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	4080
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	4081 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	4082 nm, dispatch_type,
7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4083 package_name, false,
16153 a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4084 autoload, autoload,
a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4085 relative_lookup, "");
a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4086
a57c2c8c8163 move some variables into the octave_parser class John W. Eaton <jwe@octave.org> parents: 16151 diff changeset	4087 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	4088
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 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	4090 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	4091 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	4092 }
4244 189df16144fc [project @ 2002-12-28 02:00:05 by jwe] jwe parents: 4243 diff changeset	4093 else if (len > 2)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4094 {
16676 7368654f302f Initial support for (classdef) packages. Michael Goffioul <michael.goffioul@gmail.com> parents: 16644 diff changeset	4095 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	4096 autoload, autoload, relative_lookup, "");
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4097 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4098
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4099 if (retval)
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 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	4102 retval->stash_package_name (package_name);
8819 96d87674b818 also stash directory name for subfunctions John W. Eaton <jwe@octave.org> parents: 8812 diff changeset	4103
96d87674b818 also stash directory name for subfunctions John W. Eaton <jwe@octave.org> parents: 8812 diff changeset	4104 if (retval->is_user_function ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4105 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4106 symbol_table::scope_id id = retval->scope ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4107
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4108 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	4109 }
8819 96d87674b818 also stash directory name for subfunctions John W. Eaton <jwe@octave.org> parents: 8812 diff changeset	4110 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4111
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4112 return retval;
5312 80c1aa832cb2 [project @ 2005-04-28 01:54:46 by jwe] jwe parents: 5309 diff changeset	4113 }
80c1aa832cb2 [project @ 2005-04-28 01:54:46 by jwe] jwe parents: 5309 diff changeset	4114
8746 5dd06f19e9be handle commands in the lexer John W. Eaton <jwe@octave.org> parents: 8745 diff changeset	4115 DEFUN (autoload, args, ,
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4116 "-- texinfo --\n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4117 @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	4118 @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	4119 @deftypefnx {Built-in Function} {} autoload (@dots{}, \"remove\")\n\
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4120 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	4121 \n\
6926 c05fbb1b7e1f [project @ 2007-09-26 19:56:54 by dbateman] dbateman parents: 6657 diff changeset	4122 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	4123 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	4124 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	4125 Octave load path.\n\
6380 ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4126 \n\
ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4127 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	4128 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	4129 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	4130 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	4131 \n\
ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4132 @example\n\
6926 c05fbb1b7e1f [project @ 2007-09-26 19:56:54 by dbateman] dbateman parents: 6657 diff changeset	4133 autoload (\"foo\", \"bar.oct\");\n\
6380 ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4134 @end example\n\
ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4135 \n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	4136 @noindent\n\
9038 fca0dc2fb042 Cleanup documentation files stmt.texi and func.texi Rik <rdrider0-list@yahoo.com> parents: 8974 diff changeset	4137 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	4138 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	4139 \n\
ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4140 @example\n\
6637 c18ed0e7ee41 [project @ 2007-05-21 19:12:46 by jwe] jwe parents: 6431 diff changeset	4141 autoload (\"foo\", file_in_loadpath (\"bar.oct\"))\n\
6380 ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4142 @end example\n\
ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4143 \n\
ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4144 @noindent\n\
16789 2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4145 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	4146 \n\
6637 c18ed0e7ee41 [project @ 2007-05-21 19:12:46 by jwe] jwe parents: 6431 diff changeset	4147 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	4148 \n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4149 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	4150 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	4151 \n\
6380 ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4152 @seealso{PKG_ADD}\n\
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4153 @end deftypefn")
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4154 {
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4155 octave_value retval;
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4156
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4157 int nargin = args.length ();
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4158
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4159 if (nargin == 0)
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4160 {
10350 12884915a8e4 merge MArray classes & improve Array interface Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	4161 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	4162 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	4163
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4164 octave_idx_type i = 0;
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4165 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	4166 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	4167 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4168 func_names(i) = p->first;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4169 file_names(i) = p->second;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4170
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4171 i++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4172 }
5626 3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4173
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	4174 octave_map m;
5626 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 m.assign ("function", func_names);
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4177 m.assign ("file", file_names);
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4178
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4179 retval = m;
3236b4d98fde [project @ 2006-02-15 20:25:39 by jwe] jwe parents: 5615 diff changeset	4180 }
16848 77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4181 else if (nargin == 2 \|\| nargin == 3)
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4182 {
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4183 string_vector argv = args.make_argv ("autoload");
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4184
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4185 if (! error_state)
6380 ac3d67504f85 [project @ 2007-03-02 22:08:06 by jwe] jwe parents: 6379 diff changeset	4186 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4187 std::string nm = argv[2];
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4188
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4189 if (! octave_env::absolute_pathname (nm))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4190 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4191 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	4192
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4193 bool found = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4194
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4195 if (fcn)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4196 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4197 std::string fname = fcn->fcn_file_name ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4198
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4199 if (! fname.empty ())
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 fname = octave_env::make_absolute (fname);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4202 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	4203
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4204 file_stat fs (fname + nm);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4205
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4206 if (fs.exists ())
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 nm = fname + nm;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4209 found = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4210 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4211 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4212 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4213 if (! found)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4214 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	4215 "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	4216 nm.c_str ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4217 }
16848 77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4218 if (nargin == 2)
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4219 autoload_map[argv[1]] = nm;
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4220 else if (nargin == 3)
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4221 {
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4222 if (argv[3].compare ("remove") != 0)
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4223 error_with_id ("Octave:invalid-input-arg",
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4224 "autoload: third argument can only be 'remove'");
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4225
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4226 // 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	4227 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	4228 autoload_map.erase (argv[1]);
77c8aae15908 accept remove option for autoload Juan Pablo Carbajal <ajuanpi+dev@gmail.com> parents: 16789 diff changeset	4229 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4230 }
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 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4233 print_usage ();
5484 2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4234
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4235 return retval;
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4236 }
2ff5363a16bd [project @ 2005-10-06 17:12:12 by jwe] jwe parents: 5472 diff changeset	4237
4486 6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4238 void
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4239 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	4240 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	4241 {
10578 cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4242 // 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	4243 // 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	4244 // 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	4245 // written as
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4246 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4247 // foo1.m:
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4248 // ------
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4249 // foo2
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4250 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4251 // foo2.m:
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4252 // ------
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4253 // foo1
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4254 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4255 // and called with
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4256 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4257 // foo1
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4258 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4259 // (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	4260 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4261 // foo1.m:
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4262 // ------
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4263 // source ("foo2.m")
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4264 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4265 // foo2.m:
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4266 // ------
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4267 // source ("foo1.m")
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4268 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4269 // and called with
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4270 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4271 // source ("foo1.m")
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4272 //
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4273 // (for example).
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4274
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4275 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	4276
4486 6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4277 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	4278
10578 cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4279 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	4280
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	4281 unwind_protect frame;
6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	4282
10578 cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4283 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	4284 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	4285
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4286 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	4287
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4288 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	4289
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4290 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	4291 {
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4292 error ("max_recursion_depth exceeded");
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4293 return;
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4294 }
cb0883127251 limit on recursion via calls to source function John W. Eaton <jwe@octave.org> parents: 10570 diff changeset	4295
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4296 if (! context.empty ())
e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4297 {
e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4298 if (context == "caller")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4299 octave_call_stack::goto_caller_frame ();
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4300 else if (context == "base")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4301 octave_call_stack::goto_base_frame ();
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4302 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4303 error ("source: context must be \"caller\" or \"base\"");
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4304
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4305 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4306 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	4307 }
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4308
e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4309 if (! error_state)
e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4310 {
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4311 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	4312 "", "", require_file, true,
16203 127cccb037bf move more global parser and lexer variables to classes John W. Eaton <jwe@octave.org> parents: 16199 diff changeset	4313 false, false, warn_for);
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4314
5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4315 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4316 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4317 if (fcn && fcn->is_user_script ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4318 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4319 octave_value_list args;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4320
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4321 if (verbose)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4322 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4323 std::cout << "executing commands from " << file_full_name << " ... ";
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4324 reading_startup_message_printed = true;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4325 std::cout.flush ();
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
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4328 fcn->do_multi_index_op (0, args);
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 if (verbose)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4331 std::cout << "done." << std::endl;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4332
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4333 delete fcn;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4334 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4335 }
7715 5b4d278ec828 parse scripts completely before executing John W. Eaton <jwe@octave.org> parents: 7699 diff changeset	4336 else
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	4337 error ("source: error sourcing file '%s'",
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4338 file_full_name.c_str ());
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4339 }
4486 6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4340 }
6ceba1f351fb [project @ 2003-08-22 16:49:46 by jwe] jwe parents: 4463 diff changeset	4341
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4342 DEFUN (mfilename, args, ,
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4343 "-- texinfo --\n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	4344 @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	4345 @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	4346 @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	4347 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	4348 \n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4349 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	4350 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	4351 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	4352 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	4353 @end deftypefn")
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4354 {
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4355 octave_value retval;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4356
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4357 int nargin = args.length ();
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4358
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4359 if (nargin > 1)
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4360 {
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4361 print_usage ();
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4362 return retval;
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
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4365 std::string arg;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4366
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4367 if (nargin == 1)
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4368 {
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4369 arg = args(0).string_value ();
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4370
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4371 if (error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4372 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4373 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	4374 return retval;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4375 }
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4376 }
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4377
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4378 std::string fname;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4379
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	4380 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	4381
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4382 if (fcn)
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4383 {
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4384 fname = fcn->fcn_file_name ();
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4385
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4386 if (fname.empty ())
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4387 fname = fcn->name ();
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5739 diff changeset	4388 }
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4389
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4390 if (arg == "fullpathext")
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4391 retval = fname;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4392 else
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4393 {
8007 a2ab20ba78f7 make file_ops a proper singleton class John W. Eaton <jwe@octave.org> parents: 8001 diff changeset	4394 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	4395 size_t epos = fname.rfind ('.');
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5744 diff changeset	4396
b09d4d0f5b63 [project @ 2006-04-07 06:43:10 by jwe] jwe parents: 5744 diff changeset	4397 if (epos <= dpos)
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	4398 epos = std::string::npos;
85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	4399
85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	4400 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	4401
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4402 if (arg == "fullpath")
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4403 retval = fname;
5739 d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4404 else
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	4405 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	4406 }
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4407
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4408 return retval;
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4409 }
d090d39bb82c [project @ 2006-04-05 06:56:24 by jwe] jwe parents: 5667 diff changeset	4410
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4411 DEFUN (source, args, ,
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4412 "-- texinfo --\n\
86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4413 @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	4414 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	4415 \n\
04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4416 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	4417 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	4418 @seealso{run}\n\
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4419 @end deftypefn")
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4420 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4421 octave_value_list retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4422
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4423 int nargin = args.length ();
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4424
5975 e64059303a6f [project @ 2006-08-29 16:37:39 by jwe] jwe parents: 5932 diff changeset	4425 if (nargin == 1 \|\| nargin == 2)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4426 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3489 diff changeset	4427 std::string file_name = args(0).string_value ();
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4428
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4429 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4430 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4431 std::string context;
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 (nargin == 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4434 context = args(1).string_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4435
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4436 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4437 source_file (file_name, context);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4438 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4439 error ("source: expecting context to be character string");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4440 }
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4441 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4442 error ("source: expecting file name as argument");
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 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4445 print_usage ();
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4446
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4447 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4448 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4449
3726 b7d997d593d9 [project @ 2000-10-27 17:51:21 by jwe] jwe parents: 3712 diff changeset	4450 // 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	4451 // 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	4452 // 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	4453 // number of output arguments expected.
3726 b7d997d593d9 [project @ 2000-10-27 17:51:21 by jwe] jwe parents: 3712 diff changeset	4454
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4455 octave_value_list
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3489 diff changeset	4456 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	4457 {
a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4458 octave_value_list retval;
a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4459
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4460 octave_value fcn = symbol_table::find_function (name, args);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4461
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4462 if (fcn.is_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4463 retval = fcn.do_multi_index_op (nargout, args);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7017 diff changeset	4464 else
10443 34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10426 diff changeset	4465 {
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10426 diff changeset	4466 maybe_missing_function_hook (name);
34e51d4e199b implement smart warnings about missing Matlab functionality Jaroslav Hajek <highegg@gmail.com> parents: 10426 diff changeset	4467 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	4468 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	4469 }
3156 a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4470
a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4471 return retval;
a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4472 }
a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4473
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4474 octave_value_list
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4475 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	4476 {
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4477 octave_value_list retval;
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 if (fcn)
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4480 retval = fcn->do_multi_index_op (nargout, args);
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 return retval;
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4483 }
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4484
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4485 static octave_value_list
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4486 get_feval_args (const octave_value_list& args)
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4487 {
10659 8baff2aceabc fix slicing value lists with name tags (bug #29960) Jaroslav Hajek <highegg@gmail.com> parents: 10578 diff changeset	4488 return args.slice (1, args.length () - 1, true);
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4489 }
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4490
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4491
3726 b7d997d593d9 [project @ 2000-10-27 17:51:21 by jwe] jwe parents: 3712 diff changeset	4492 // 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	4493 // 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	4494 // 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	4495 // 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	4496 // output arguments expected.
b7d997d593d9 [project @ 2000-10-27 17:51:21 by jwe] jwe parents: 3712 diff changeset	4497
3156 a494f93e60ff [project @ 1998-02-20 07:47:48 by jwe] jwe parents: 3110 diff changeset	4498 octave_value_list
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4499 feval (const octave_value_list& args, int nargout)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4500 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4501 octave_value_list retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4502
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4503 int nargin = args.length ();
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4504
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4505 if (nargin > 0)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4506 {
4342 813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4507 octave_value f_arg = args(0);
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4508
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4509 if (f_arg.is_string ())
813effe14ee1 [project @ 2003-02-20 08:35:55 by jwe] jwe parents: 4318 diff changeset	4510 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4511 std::string name = f_arg.string_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4512
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4513 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4514 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4515 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	4516
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4517 retval = feval (name, tmp_args, nargout);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4518 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4519 }
13241 2a8dcb5b3a00 improve default indexing for objects John W. Eaton <jwe@octave.org> parents: 13237 diff changeset	4520 else if (f_arg.is_function_handle ()
2a8dcb5b3a00 improve default indexing for objects John W. Eaton <jwe@octave.org> parents: 13237 diff changeset	4521 \|\| f_arg.is_anonymous_function ()
2a8dcb5b3a00 improve default indexing for objects John W. Eaton <jwe@octave.org> parents: 13237 diff changeset	4522 \|\| f_arg.is_inline_function ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4523 {
10492 a6b64a7a3769 make feval work with overloaded handles Jaroslav Hajek <highegg@gmail.com> parents: 10463 diff changeset	4524 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	4525
a6b64a7a3769 make feval work with overloaded handles Jaroslav Hajek <highegg@gmail.com> parents: 10463 diff changeset	4526 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	4527 }
10492 a6b64a7a3769 make feval work with overloaded handles Jaroslav Hajek <highegg@gmail.com> parents: 10463 diff changeset	4528 else
a6b64a7a3769 make feval work with overloaded handles Jaroslav Hajek <highegg@gmail.com> parents: 10463 diff changeset	4529 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	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 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4533 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4534
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4535 DEFUN (feval, args, nargout,
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4536 "-- texinfo --\n\
86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4537 @deftypefn {Built-in Function} {} feval (@var{name}, @dots{})\n\
86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4538 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	4539 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	4540 \n\
86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4541 @example\n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	4542 @group\n\
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4543 feval (\"acos\", -1)\n\
86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4544 @result{} 3.1416\n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	4545 @end group\n\
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4546 @end example\n\
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4547 \n\
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4548 @noindent\n\
86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4549 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	4550 \n\
12946 8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4551 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	4552 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	4553 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	4554 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	4555 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	4556 \n\
8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4557 @example\n\
8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4558 @group\n\
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} = @@exp;\n\
8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4560 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	4561 @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	4562 @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	4563 @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	4564 @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	4565 @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	4566 \n\
8b5b85e26246 octave-parse.yy (feval): Update docstring to refer to function handles. Jordi Gutiérrez Hermoso <jordigh@gmail.com> parents: 12918 diff changeset	4567 @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	4568 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	4569 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	4570 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	4571 instead.\n\
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4572 @end deftypefn")
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4573 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4574 octave_value_list retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4575
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4576 int nargin = args.length ();
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4577
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4578 if (nargin > 0)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4579 retval = feval (args, nargout);
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4580 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4581 print_usage ();
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4582
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4583 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4584 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4585
11225 8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4586 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	4587 "-- texinfo --\n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4588 @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	4589 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	4590 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	4591 \n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4592 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	4593 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	4594 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	4595 \n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4596 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	4597 @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	4598 \n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4599 @example\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4600 @group\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{} 0\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4603 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	4604 sin (0)\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4605 @result{} 1\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4606 builtin (\"sin\", 0)\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4607 @result{} 0\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4608 @end group\n\
2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4609 @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	4610 @end deftypefn")
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4611 {
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	4612 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	4613
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4614 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	4615
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4616 if (nargin > 0)
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4617 {
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4618 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	4619
11225 8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4620 if (! error_state)
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4621 {
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4622 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	4623
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4624 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	4625 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	4626 nargout);
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4627 else
15466 d174210ce1ec use ' instead of ` in error messages, warnings and most comments John W. Eaton <jwe@octave.org> parents: 14189 diff changeset	4628 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	4629 }
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4630 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12400 diff changeset	4631 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	4632 }
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4633 else
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4634 print_usage ();
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4635
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4636 return retval;
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4637 }
8d8e10058df6 move builtin function from dispatch.cc to oct-parse.yy John W. Eaton <jwe@octave.org> parents: 11138 diff changeset	4638
3099 8ce6fed79320 [project @ 1997-11-14 09:49:28 by jwe] jwe parents: 3095 diff changeset	4639 octave_value_list
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	4640 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	4641 int& parse_status, int nargout)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4642 {
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4643 octave_value_list retval;
55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4644
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4645 octave_parser parser (eval_str);
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	4646
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4647 do
55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4648 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4649 parser.reset ();
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4650
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4651 parse_status = parser.run ();
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4652
3883 69b6bd271277 [project @ 2002-04-02 21:05:10 by jwe] jwe parents: 3881 diff changeset	4653 if (parse_status == 0)
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4654 {
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4655 if (parser.stmt_list)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4656 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4657 tree_statement *stmt = 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4658
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4659 if (parser.stmt_list->length () == 1
fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4660 && (stmt = parser.stmt_list->front ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4661 && stmt->is_expression ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4662 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4663 tree_expression *expr = stmt->expression ();
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 if (silent)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4666 expr->set_print_flag (false);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4667
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4668 bool do_bind_ans = false;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4669
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4670 if (expr->is_identifier ())
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 tree_identifier *id
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4673 = dynamic_cast<tree_identifier *> (expr);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4674
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4675 do_bind_ans = (! id->is_variable ());
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 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4678 do_bind_ans = (! expr->is_assignment_expression ());
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4679
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4680 retval = expr->rvalue (nargout);
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 (do_bind_ans && ! (error_state \|\| retval.empty ()))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4683 bind_ans (retval(0), expr->print_result ());
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 if (nargout == 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4686 retval = octave_value_list ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4687 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4688 else if (nargout == 0)
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4689 parser.stmt_list->accept (*current_evaluator);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4690 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4691 error ("eval: invalid use of statement list");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4692
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4693 if (error_state
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4694 \|\| tree_return_command::returning
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4695 \|\| tree_break_command::breaking
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4696 \|\| tree_continue_command::continuing)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4697 break;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4698 }
16288 fe3b9a51e625 rename curr_lexer, curr_parser, CURR_LEXER John W. Eaton <jwe@octave.org> parents: 16287 diff changeset	4699 else if (parser.lexer.end_of_input)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4700 break;
3883 69b6bd271277 [project @ 2002-04-02 21:05:10 by jwe] jwe parents: 3881 diff changeset	4701 }
3877 55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4702 }
55648fc616c8 [project @ 2002-03-07 23:00:09 by jwe] jwe parents: 3844 diff changeset	4703 while (parse_status == 0);
3021 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 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4706 }
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
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	4709 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	4710 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4711 octave_value retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4712
16195 b52d2f9294b6 use class for reading lexer input John W. Eaton <jwe@octave.org> parents: 16187 diff changeset	4713 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	4714
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4715 if (! tmp.empty ())
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4716 retval = tmp(0);
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 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4719 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4720
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4721 static octave_value_list
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4722 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	4723 int nargout)
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4724 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3489 diff changeset	4725 std::string s = arg.string_value ();
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4726
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4727 if (error_state)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4728 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3489 diff changeset	4729 error ("eval: expecting std::string argument");
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4219 diff changeset	4730 return octave_value (-1);
3021 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
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4733 return eval_string (s, silent, parse_status, nargout);
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4734 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4735
13970 c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4736 void
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4737 cleanup_statement_list (tree_statement_list **lst)
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4738 {
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4739 if (*lst)
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 delete *lst;
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4742 *lst = 0;
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4743 }
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4744 }
c93b953f7d54 plug some memory leaks John W. Eaton <jwe@octave.org> parents: 13844 diff changeset	4745
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4746 DEFUN (eval, args, nargout,
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4747 "-- texinfo --\n\
14172 cba1c681f1b7 doc: Update seealso references for eval family of functions. Rik <octave@nomad.inbox5.com> parents: 14153 diff changeset	4748 @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	4749 @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	4750 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	4751 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	4752 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	4753 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	4754 \n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4755 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	4756 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	4757 \n\
6a7fc4105bcc [project @ 2007-05-21 20:37:43 by jwe] jwe parents: 6637 diff changeset	4758 @example\n\
16789 2f63d2f3ff11 doc: Update docstrings in oct-parse.in.yy. Rik <rik@octave.org> parents: 16681 diff changeset	4759 eval (\"A = acos(-1);\");\n\
6643 6a7fc4105bcc [project @ 2007-05-21 20:37:43 by jwe] jwe parents: 6637 diff changeset	4760 @end example\n\
6a7fc4105bcc [project @ 2007-05-21 20:37:43 by jwe] jwe parents: 6637 diff changeset	4761 \n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4762 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	4763 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	4764 \n\
6a7fc4105bcc [project @ 2007-05-21 20:37:43 by jwe] jwe parents: 6637 diff changeset	4765 @example\n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	4766 @group\n\
6643 6a7fc4105bcc [project @ 2007-05-21 20:37:43 by jwe] jwe parents: 6637 diff changeset	4767 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	4768 '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	4769 @print{} This error occurred:\n\
8015 30629059b72d Update the manual to reflect the changes in error output sh@sh-laptop parents: 8007 diff changeset	4770 This is a bad example\n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	4771 @end group\n\
6643 6a7fc4105bcc [project @ 2007-05-21 20:37:43 by jwe] jwe parents: 6637 diff changeset	4772 @end example\n\
14172 cba1c681f1b7 doc: Update seealso references for eval family of functions. Rik <octave@nomad.inbox5.com> parents: 14153 diff changeset	4773 \n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4774 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	4775 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	4776 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	4777 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	4778 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	4779 @seealso{evalin}\n\
3371 86873384cd10 [project @ 1999-11-21 17:31:07 by jwe] jwe parents: 3366 diff changeset	4780 @end deftypefn")
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4781 {
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4782 octave_value_list retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4783
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4784 int nargin = args.length ();
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4785
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4786 if (nargin > 0)
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4787 {
10067 6f79338c269b omission from last patch Jaroslav Hajek <highegg@gmail.com> parents: 9794 diff changeset	4788 unwind_protect frame;
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4789
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4790 if (nargin > 1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4791 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4792 frame.protect_var (buffer_error_messages);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4793 buffer_error_messages++;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4794 }
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4795
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4796 int parse_status = 0;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4797
4463 322453495d75 [project @ 2003-07-12 05:03:33 by jwe] jwe parents: 4452 diff changeset	4798 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	4799 parse_status, nargout);
4463 322453495d75 [project @ 2003-07-12 05:03:33 by jwe] jwe parents: 4452 diff changeset	4800
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4801 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	4802 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4803 error_state = 0;
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 // 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	4806 // 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	4807
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4808 buffer_error_messages--;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4809
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4810 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	4811
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4812 if (nargout > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4813 retval = tmp;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4814 }
8033 2ad5ba320b93 parse.y (Feval): Return value produced by evaluating CATCH string John W. Eaton <jwe@octave.org> parents: 8021 diff changeset	4815 else if (nargout > 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4816 retval = tmp;
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 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4819 print_usage ();
3021 18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4820
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4821 return retval;
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4822 }
18d64612e67a [project @ 1997-06-03 22:18:56 by jwe] jwe parents: 3016 diff changeset	4823
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4824 /*
c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4825
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4826 %!shared x
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4827 %! x = 1;
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4828
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4829 %!assert (eval ("x"), 1)
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4830 %!assert (eval ("x;"))
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4831 %!assert (eval ("x;"), 1);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4832
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4833 %!test
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4834 %! y = eval ("x");
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4835 %! assert (y, 1);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4836
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4837 %!test
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4838 %! y = eval ("x;");
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4839 %! assert (y, 1);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4840
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4841 %!test
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4842 %! eval ("x = 1;")
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4843 %! assert (x,1);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4844
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4845 %!test
c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4846 %! eval ("flipud = 2;");
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4847 %! assert (flipud, 2);
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4848
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4849 %!function y = __f ()
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4850 %! eval ("flipud = 2;");
c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4851 %! y = flipud;
14084 5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4852 %!endfunction
5aba9fa234cf Modernize %!tests for eval() Rik <octave@nomad.inbox5.com> parents: 13970 diff changeset	4853 %!assert (__f(), 2)
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4854
14533 e6aa044253eb Allow comma at the end of an assignment list (bug #35645) Max Brister <max@2bass.com> parents: 14512 diff changeset	4855 % bug #35645
e6aa044253eb Allow comma at the end of an assignment list (bug #35645) Max Brister <max@2bass.com> parents: 14512 diff changeset	4856 %!test
e6aa044253eb Allow comma at the end of an assignment list (bug #35645) Max Brister <max@2bass.com> parents: 14512 diff changeset	4857 %! [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	4858 %! [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	4859
7562 c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4860 */
c827f5673321 move tests to individual source files John W. Eaton <jwe@octave.org> parents: 7351 diff changeset	4861
4661 12b6fbd57436 [project @ 2003-11-25 05:41:35 by jwe] jwe parents: 4615 diff changeset	4862 DEFUN (assignin, args, ,
4297 59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4863 "-- texinfo --\n\
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4864 @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	4865 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	4866 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	4867 @seealso{evalin}\n\
4297 59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4868 @end deftypefn")
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4869 {
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4870 octave_value_list retval;
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4871
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4872 int nargin = args.length ();
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4873
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4874 if (nargin == 3)
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4875 {
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4876 std::string context = args(0).string_value ();
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4877
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4878 if (! error_state)
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4879 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4880 unwind_protect frame;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4881
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4882 if (context == "caller")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4883 octave_call_stack::goto_caller_frame ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4884 else if (context == "base")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4885 octave_call_stack::goto_base_frame ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4886 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12400 diff changeset	4887 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	4888
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4889 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4890 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4891 frame.add_fcn (octave_call_stack::pop);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4892
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4893 std::string nm = args(1).string_value ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4894
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4895 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4896 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4897 if (valid_identifier (nm))
16442 302157614308 deprecate symbol_table::varref functions John W. Eaton <jwe@octave.org> parents: 16360 diff changeset	4898 symbol_table::assign (nm, args(2));
10315 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: invalid variable name in argument VARNAME");
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 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12400 diff changeset	4903 error ("assignin: VARNAME must be a string");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4904 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4905 }
4297 59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4906 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12400 diff changeset	4907 error ("assignin: CONTEXT must be a string");
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 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4910 print_usage ();
4297 59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4911
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4912 return retval;
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4913 }
59a2ba0fb205 [project @ 2003-01-11 20:22:09 by jwe] jwe parents: 4246 diff changeset	4914
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4915 DEFUN (evalin, args, nargout,
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4916 "-- texinfo --\n\
14172 cba1c681f1b7 doc: Update seealso references for eval family of functions. Rik <octave@nomad.inbox5.com> parents: 14153 diff changeset	4917 @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	4918 @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	4919 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	4920 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	4921 @qcode{\"base\"}.\n\
14172 cba1c681f1b7 doc: Update seealso references for eval family of functions. Rik <octave@nomad.inbox5.com> parents: 14153 diff changeset	4922 @seealso{eval, assignin}\n\
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4923 @end deftypefn")
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4924 {
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4925 octave_value_list retval;
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4926
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4927 int nargin = args.length ();
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4928
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4929 if (nargin > 1)
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4930 {
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4931 std::string context = args(0).string_value ();
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4932
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4933 if (! error_state)
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4934 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4935 unwind_protect frame;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4936
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4937 if (context == "caller")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4938 octave_call_stack::goto_caller_frame ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4939 else if (context == "base")
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4940 octave_call_stack::goto_base_frame ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4941 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12400 diff changeset	4942 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	4943
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4944 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4945 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4946 frame.add_fcn (octave_call_stack::pop);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4947
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4948 if (nargin > 2)
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 frame.protect_var (buffer_error_messages);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4951 buffer_error_messages++;
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
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4954 int parse_status = 0;
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 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	4957 parse_status, nargout);
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 (nargout > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4960 retval = tmp;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4961
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4962 if (nargin > 2 && (parse_status != 0 \|\| error_state))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4963 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4964 error_state = 0;
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 // 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	4967 // 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	4968
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4969 buffer_error_messages--;
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 tmp = eval_string (args(2), nargout > 0,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4972 parse_status, nargout);
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 retval = (nargout > 0) ? tmp : octave_value_list ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4975 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4976 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10250 diff changeset	4977 }
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4978 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12400 diff changeset	4979 error ("evalin: CONTEXT must be a string");
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 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5794 diff changeset	4982 print_usage ();
4245 610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4983
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4984 return retval;
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4985 }
610671be8792 [project @ 2002-12-28 04:02:31 by jwe] jwe parents: 4244 diff changeset	4986
8311 7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	4987 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	4988 "-- texinfo --\n\
18531 04b4fb217b1a doc: Improve documentation strings in parse-tree directory. Rik <rik@octave.org> parents: 17796 diff changeset	4989 @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	4990 @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	4991 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	4992 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	4993 @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	4994 @end deftypefn")
8311 7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	4995 {
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	4996 octave_value retval;
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	4997
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	4998 bool debug_flag = octave_debug;
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 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	5001 "__parser_debug_flag__");
8311 7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5002
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5003 octave_debug = debug_flag;
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5004
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5005 return retval;
7124bffc89c7 parse.y (F__parser_debug_flag__): New function. John W. Eaton <jwe@octave.org> parents: 8283 diff changeset	5006 }
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	5007
17377 15e2ad6372f7 maint: Tweaks to remove compiler warnings. Rik <rik@octave.org> parents: 17342 diff changeset	5008 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	5009 "-- 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	5010 @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	5011 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	5012 @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	5013 {
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 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	5015
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 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	5017
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 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	5019 {
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 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	5021
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 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	5023
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 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	5025
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 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	5027 \|\| (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	5028 \|\| (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	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 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	5031 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	5032
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 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	5034 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	5035 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	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
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 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	5039 {
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5040 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	5041 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	5042
17577 c702371ff6df maint: periodic merge of default to classdef John W. Eaton <jwe@octave.org> parents: 16896 17377 diff changeset	5043 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	5044 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	5045 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	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 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	5048 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	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 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	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 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	5054 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	5055
091e4df179de new function to help with debugging by parsing .m files without executing them John W. Eaton <jwe@octave.org> parents: 17326 diff changeset	5056 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	5057 }

Mercurial > octave-libgccjit

annotate libinterp/parse-tree/oct-parse.in.yy @ 18927:09eb8a2ddb02