octave: src/toplev.h annotate

annotate src/toplev.h @ 7912:75df1f0b4c9d

toplev.h (octave_call_stack::instance_ok): push top scope when creating instance

author	John W. Eaton <jwe@octave.org>
date	Wed, 09 Jul 2008 16:16:19 -0400
parents	3e4c9b69069d
children	c3d21b9b94b6

rev	line source
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1 /*
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2
7017 a1dbe9d80eee [project @ 2007-10-12 21:27:11 by jwe] jwe parents: 7016 diff changeset	3 Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 2000, 2001, 2002,
a1dbe9d80eee [project @ 2007-10-12 21:27:11 by jwe] jwe parents: 7016 diff changeset	4 2003, 2004, 2005, 2006, 2007 John W. Eaton
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	5
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	6 This file is part of Octave.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	7
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	8 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	9 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: 5744 diff changeset	10 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5744 diff changeset	11 option) any later version.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	12
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	13 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	14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	15 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	16 for more details.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	17
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	18 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: 5744 diff changeset	19 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 5744 diff changeset	20 <http://www.gnu.org/licenses/>.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	21
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
1670 6708c53892c1 [project @ 1995-12-27 04:33:00 by jwe] jwe parents: 1613 diff changeset	24 #if !defined (octave_toplev_h)
6708c53892c1 [project @ 1995-12-27 04:33:00 by jwe] jwe parents: 1613 diff changeset	25 #define octave_toplev_h 1
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	26
1355 94697d007075 [project @ 1995-09-05 20:04:15 by jwe] jwe parents: 1315 diff changeset	27 #include <cstdio>
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	28
7552 6070c3bd69c4 Arbitrary call stack access for external debuggers changeset ryanru@PrinceHumperdinck parents: 7409 diff changeset	29 #include <deque>
3503 d14c483b3c12 [project @ 2000-02-01 04:06:07 by jwe] jwe parents: 3216 diff changeset	30 #include <string>
d14c483b3c12 [project @ 2000-02-01 04:06:07 by jwe] jwe parents: 3216 diff changeset	31
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 2077 diff changeset	32 class octave_value;
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2440 diff changeset	33 class octave_value_list;
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	34 class octave_function;
5744 1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	35 class octave_user_script;
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	36 class tree_statement;
578 d169be9237fb [project @ 1994-08-03 20:06:54 by jwe] jwe parents: 574 diff changeset	37 class tree_statement_list;
1572 0d9e10d10bd7 [project @ 1995-10-19 04:31:30 by jwe] jwe parents: 1516 diff changeset	38 class charMatrix;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	39
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	40 #include "input.h"
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	41 #include "oct-map.h"
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	42
7250 0ff0883fb121 [project @ 2007-12-04 18:12:32 by jwe] jwe parents: 7202 diff changeset	43 extern OCTINTERP_API void
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2440 diff changeset	44 clean_up_and_exit (int) GCC_ATTR_NORETURN;
574 a10f1c8ab10f [project @ 1994-07-29 18:29:13 by jwe] jwe parents: 383 diff changeset	45
7250 0ff0883fb121 [project @ 2007-12-04 18:12:32 by jwe] jwe parents: 7202 diff changeset	46 extern OCTINTERP_API void recover_from_exception (void);
7202 ffdbdf53665c [project @ 2007-11-27 20:14:41 by jwe] jwe parents: 7185 diff changeset	47
5189 85b315ad5f7d [project @ 2005-03-04 02:46:08 by jwe] jwe parents: 4975 diff changeset	48 extern int main_loop (void);
1907 8c6cea97eb80 [project @ 1996-02-10 01:12:46 by jwe] jwe parents: 1884 diff changeset	49
7250 0ff0883fb121 [project @ 2007-12-04 18:12:32 by jwe] jwe parents: 7202 diff changeset	50 extern OCTINTERP_API void
2796 74bc1ede3c3d [project @ 1997-03-07 06:55:47 by jwe] jwe parents: 2440 diff changeset	51 do_octave_atexit (void);
2077 2d03b8eb891d [project @ 1996-04-24 00:21:21 by jwe] jwe parents: 1996 diff changeset	52
7409 73036cdd855d [project @ 2008-01-22 20:31:59 by jwe] jwe parents: 7250 diff changeset	53 extern OCTINTERP_API void
73036cdd855d [project @ 2008-01-22 20:31:59 by jwe] jwe parents: 7250 diff changeset	54 octave_add_atexit_function (const std::string& fname);
73036cdd855d [project @ 2008-01-22 20:31:59 by jwe] jwe parents: 7250 diff changeset	55
73036cdd855d [project @ 2008-01-22 20:31:59 by jwe] jwe parents: 7250 diff changeset	56 extern OCTINTERP_API bool
73036cdd855d [project @ 2008-01-22 20:31:59 by jwe] jwe parents: 7250 diff changeset	57 octave_remove_atexit_function (const std::string& fname);
73036cdd855d [project @ 2008-01-22 20:31:59 by jwe] jwe parents: 7250 diff changeset	58
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	59 // Current command to execute.
7250 0ff0883fb121 [project @ 2007-12-04 18:12:32 by jwe] jwe parents: 7202 diff changeset	60 extern OCTINTERP_API tree_statement_list *global_command;
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	61
4238 a5a68c0afe56 [project @ 2002-12-25 21:04:33 by jwe] jwe parents: 4217 diff changeset	62 // Pointer to parent function that is currently being evaluated.
7250 0ff0883fb121 [project @ 2007-12-04 18:12:32 by jwe] jwe parents: 7202 diff changeset	63 extern OCTINTERP_API octave_function *curr_parent_function;
4238 a5a68c0afe56 [project @ 2002-12-25 21:04:33 by jwe] jwe parents: 4217 diff changeset	64
4217 301cc4cf87e9 [project @ 2002-12-05 03:33:01 by jwe] jwe parents: 4172 diff changeset	65 // TRUE means we are ready to interpret commands, but not everything
301cc4cf87e9 [project @ 2002-12-05 03:33:01 by jwe] jwe parents: 4172 diff changeset	66 // is ready for interactive use.
7185 83cbff53bc96 [project @ 2007-11-26 18:53:54 by jwe] jwe parents: 7017 diff changeset	67 extern OCTINTERP_API bool octave_interpreter_ready;
4217 301cc4cf87e9 [project @ 2002-12-05 03:33:01 by jwe] jwe parents: 4172 diff changeset	68
4172 2e94b2abfe6d [project @ 2002-11-12 21:14:04 by jwe] jwe parents: 3834 diff changeset	69 // TRUE means we've processed all the init code and we are good to go.
7185 83cbff53bc96 [project @ 2007-11-26 18:53:54 by jwe] jwe parents: 7017 diff changeset	70 extern OCTINTERP_API bool octave_initialized;
4172 2e94b2abfe6d [project @ 2002-11-12 21:14:04 by jwe] jwe parents: 3834 diff changeset	71
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	72 class
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	73 octave_call_stack
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	74 {
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	75 private:
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	76
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	77 struct call_stack_elt
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	78 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	79 call_stack_elt (octave_function *f, symbol_table::scope_id s,
7901 3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	80 symbol_table::context_id c, size_t p = 0)
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	81 : fcn (f), stmt (0), scope (s), context (c), prev (p) { }
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	82
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	83 call_stack_elt (const call_stack_elt& elt)
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	84 : fcn (elt.fcn), stmt (elt.stmt), scope (elt.scope),
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	85 context (elt.context), prev (elt.prev) { }
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	86
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	87 octave_function *fcn;
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	88 tree_statement *stmt;
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	89 symbol_table::scope_id scope;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	90 symbol_table::context_id context;
7901 3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	91 size_t prev;
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	92 };
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	93
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	94 protected:
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	95
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	96 octave_call_stack (void) : cs (), curr_frame (0) { }
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	97
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	98 public:
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	99
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	100 typedef std::deque<call_stack_elt>::iterator iterator;
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	101 typedef std::deque<call_stack_elt>::const_iterator const_iterator;
7901 3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	102
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	103 typedef std::deque<call_stack_elt>::reverse_iterator reverse_iterator;
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	104 typedef std::deque<call_stack_elt>::const_reverse_iterator const_reverse_iterator;
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	105
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7752 diff changeset	106 typedef std::deque<call_stack_elt>::difference_type difference_type;
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	107
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	108 static bool instance_ok (void)
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	109 {
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	110 bool retval = true;
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	111
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	112 if (! instance)
7912 75df1f0b4c9d toplev.h (octave_call_stack::instance_ok): push top scope when creating instance John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	113 {
75df1f0b4c9d toplev.h (octave_call_stack::instance_ok): push top scope when creating instance John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	114 instance = new octave_call_stack ();
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	115
7912 75df1f0b4c9d toplev.h (octave_call_stack::instance_ok): push top scope when creating instance John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	116 if (instance)
75df1f0b4c9d toplev.h (octave_call_stack::instance_ok): push top scope when creating instance John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	117 instance->do_push (0, symbol_table::top_scope (), 0);
75df1f0b4c9d toplev.h (octave_call_stack::instance_ok): push top scope when creating instance John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	118 else
75df1f0b4c9d toplev.h (octave_call_stack::instance_ok): push top scope when creating instance John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	119 {
75df1f0b4c9d toplev.h (octave_call_stack::instance_ok): push top scope when creating instance John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	120 ::error ("unable to create call stack object!");
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	121
7912 75df1f0b4c9d toplev.h (octave_call_stack::instance_ok): push top scope when creating instance John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	122 retval = false;
75df1f0b4c9d toplev.h (octave_call_stack::instance_ok): push top scope when creating instance John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	123 }
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	124 }
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	125
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	126 return retval;
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	127 }
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	128
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	129 // Current function (top of stack).
5744 1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	130 static octave_function *current (void) { return top (); }
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	131
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	132 // Current statement (top of stack).
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	133 static tree_statement *current_statement (void) { return top_statement (); }
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	134
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	135 // Current line in current function.
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	136 static int current_line (void)
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	137 {
7877 59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	138 return instance_ok () ? instance->do_current_line () : -1;
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	139 }
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	140
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	141 // Current column in current function.
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	142 static int current_column (void)
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	143 {
7877 59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	144 return instance_ok () ? instance->do_current_column () : -1;
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	145 }
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	146
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	147 // Line in user code caller.
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	148 static int caller_user_code_line (difference_type q = 0)
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	149 {
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	150 return instance_ok () ? instance->do_caller_user_code_line (q) : -1;
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	151 }
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	152
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	153 // Column in user code caller.
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	154 static int caller_user_code_column (difference_type q = 0)
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	155 {
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	156 return instance_ok () ? instance->do_caller_user_code_column (q) : -1;
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	157 }
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	158
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	159 // Caller function, may be built-in.
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	160 static octave_function *caller (void)
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	161 {
7552 6070c3bd69c4 Arbitrary call stack access for external debuggers changeset ryanru@PrinceHumperdinck parents: 7409 diff changeset	162 return element (1);
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	163 }
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	164
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	165 static size_t current_frame (void)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	166 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	167 return instance_ok () ? instance->do_current_frame () : 0;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	168 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	169
7890 73ef513855e7 dbstack fixes John W. Eaton <jwe@octave.org> parents: 7877 diff changeset	170 static size_t size (void)
73ef513855e7 dbstack fixes John W. Eaton <jwe@octave.org> parents: 7877 diff changeset	171 {
73ef513855e7 dbstack fixes John W. Eaton <jwe@octave.org> parents: 7877 diff changeset	172 return instance_ok () ? instance->do_size () : 0;
73ef513855e7 dbstack fixes John W. Eaton <jwe@octave.org> parents: 7877 diff changeset	173 }
73ef513855e7 dbstack fixes John W. Eaton <jwe@octave.org> parents: 7877 diff changeset	174
7901 3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	175 static size_t num_user_code_frames (octave_idx_type& curr_user_frame)
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	176 {
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	177 return instance_ok ()
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	178 ? instance->do_num_user_code_frames (curr_user_frame) : 0;
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	179 }
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	180
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	181 static symbol_table::scope_id current_scope (void)
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	182 {
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	183 return instance_ok () ? instance->do_current_scope () : 0;
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	184 }
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	185
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	186 static symbol_table::context_id current_context (void)
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	187 {
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	188 return instance_ok () ? instance->do_current_context () : 0;
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	189 }
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	190
7552 6070c3bd69c4 Arbitrary call stack access for external debuggers changeset ryanru@PrinceHumperdinck parents: 7409 diff changeset	191 // Function at location N on the call stack (N == 0 is current), may
6070c3bd69c4 Arbitrary call stack access for external debuggers changeset ryanru@PrinceHumperdinck parents: 7409 diff changeset	192 // be built-in.
6070c3bd69c4 Arbitrary call stack access for external debuggers changeset ryanru@PrinceHumperdinck parents: 7409 diff changeset	193 static octave_function *element (size_t n)
6070c3bd69c4 Arbitrary call stack access for external debuggers changeset ryanru@PrinceHumperdinck parents: 7409 diff changeset	194 {
6070c3bd69c4 Arbitrary call stack access for external debuggers changeset ryanru@PrinceHumperdinck parents: 7409 diff changeset	195 return instance_ok () ? instance->do_element (n) : 0;
6070c3bd69c4 Arbitrary call stack access for external debuggers changeset ryanru@PrinceHumperdinck parents: 7409 diff changeset	196 }
6070c3bd69c4 Arbitrary call stack access for external debuggers changeset ryanru@PrinceHumperdinck parents: 7409 diff changeset	197
5744 1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	198 // First script on the stack.
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7752 diff changeset	199 static octave_user_script *caller_script (difference_type q = 0)
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	200 {
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7752 diff changeset	201 return instance_ok () ? instance->do_caller_user_script (q) : 0;
5744 1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	202 }
1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	203
1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	204 // First user-defined function on the stack.
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7752 diff changeset	205 static octave_user_function *caller_user_function (difference_type q = 0)
5744 1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	206 {
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7752 diff changeset	207 return instance_ok () ? instance->do_caller_user_function (q) : 0;
5744 1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	208 }
1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	209
1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	210 // First user-defined function on the stack.
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7752 diff changeset	211 static octave_user_code *caller_user_code (difference_type q = 0)
5744 1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	212 {
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7752 diff changeset	213 return instance_ok () ? instance->do_caller_user_code (q) : 0;
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	214 }
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	215
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	216 static void
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	217 push (octave_function *f,
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	218 symbol_table::scope_id scope = symbol_table::current_scope (),
7901 3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	219 symbol_table::context_id context = symbol_table::current_context ())
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	220 {
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	221 if (instance_ok ())
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	222 instance->do_push (f, scope, context);
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	223 }
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	224
5744 1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	225 static octave_function *top (void)
1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	226 {
1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	227 return instance_ok () ? instance->do_top (): 0;
1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	228 }
1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	229
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	230 static tree_statement *top_statement (void)
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	231 {
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	232 return instance_ok () ? instance->do_top_statement (): 0;
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	233 }
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	234
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	235 static void set_statement (tree_statement *s)
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	236 {
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	237 if (instance_ok ())
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	238 instance->do_set_statement (s);
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	239 }
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	240
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	241 static bool goto_frame (size_t n = 0, bool verbose = false)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	242 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	243 return instance_ok () ? instance->do_goto_frame (n, verbose) : false;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	244 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	245
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	246 static bool goto_frame_relative (int n, bool verbose = false)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	247 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	248 return instance_ok ()
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	249 ? instance->do_goto_frame_relative (n, verbose) : false;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	250 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	251
7901 3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	252 static void goto_caller_frame (void)
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	253 {
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	254 if (instance_ok ())
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	255 instance->do_goto_caller_frame ();
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	256 }
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	257
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	258 static void goto_base_frame (void)
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	259 {
7901 3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	260 if (instance_ok ())
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	261 instance->do_goto_base_frame ();
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	262 }
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	263
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	264 static Octave_map backtrace (size_t nskip, octave_idx_type& curr_user_frame)
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	265 {
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	266 return instance_ok ()
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	267 ? instance->do_backtrace (nskip, curr_user_frame) : Octave_map ();
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	268 }
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	269
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	270 static void pop (void)
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	271 {
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	272 if (instance_ok ())
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	273 instance->do_pop ();
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	274 }
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	275
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	276 // A function for popping the top of the call stack that is suitable
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	277 // for use as an unwind_protect handler.
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	278 static void unwind_pop (void *) { pop (); }
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	279
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	280 static void clear (void)
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	281 {
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	282 if (instance_ok ())
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	283 instance->do_clear ();
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	284 }
7552 6070c3bd69c4 Arbitrary call stack access for external debuggers changeset ryanru@PrinceHumperdinck parents: 7409 diff changeset	285
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	286 private:
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	287
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	288 // The current call stack.
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	289 std::deque<call_stack_elt> cs;
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	290
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	291 size_t curr_frame;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	292
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	293 static octave_call_stack *instance;
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	294
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	295 int do_current_line (void) const;
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	296
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	297 int do_current_column (void) const;
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	298
7877 59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	299 int do_caller_user_code_line (difference_type q = 0) const;
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	300
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	301 int do_caller_user_code_column (difference_type q = 0) const;
59031cfe331b lasterror fixes John W. Eaton <jwe@octave.org> parents: 7787 diff changeset	302
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	303 size_t do_current_frame (void) { return curr_frame; }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	304
7890 73ef513855e7 dbstack fixes John W. Eaton <jwe@octave.org> parents: 7877 diff changeset	305 size_t do_size (void) { return cs.size (); }
73ef513855e7 dbstack fixes John W. Eaton <jwe@octave.org> parents: 7877 diff changeset	306
7901 3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	307 size_t do_num_user_code_frames (octave_idx_type& curr_user_frame) const;
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	308
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	309 symbol_table::scope_id do_current_scope (void) const
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	310 {
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	311 return curr_frame > 0 && curr_frame < cs.size ()
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	312 ? cs[curr_frame].scope : 0;
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	313 }
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	314
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	315 symbol_table::context_id do_current_context (void) const
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	316 {
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	317 return curr_frame > 0 && curr_frame < cs.size ()
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	318 ? cs[curr_frame].context : 0;
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	319 }
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	320
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	321 octave_function *do_element (size_t n)
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	322 {
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	323 octave_function *retval = 0;
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	324
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	325 if (cs.size () > n)
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	326 {
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	327 call_stack_elt& elt = cs[n];
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	328 retval = elt.fcn;
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	329 }
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	330
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	331 return retval;
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	332 }
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	333
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7752 diff changeset	334 octave_user_script *do_caller_user_script (difference_type q = 0) const;
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	335
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7752 diff changeset	336 octave_user_function *do_caller_user_function (difference_type q = 0) const;
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	337
7787 6b521b1e3631 Add dbquit and make dbstep compatible. Use parser in debug mode to handle multi-line input David Bateman <dbateman@free.fr> parents: 7752 diff changeset	338 octave_user_code *do_caller_user_code (difference_type q = 0) const;
5744 1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	339
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	340 void do_push (octave_function *f, symbol_table::scope_id scope,
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	341 symbol_table::context_id context)
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	342 {
7901 3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	343 size_t prev_frame = curr_frame;
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	344 curr_frame = cs.size ();
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	345 cs.push_back (call_stack_elt (f, scope, context, prev_frame));
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	346 symbol_table::set_scope_and_context (scope, context);
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	347 }
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	348
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	349 octave_function *do_top (void) const
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	350 {
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	351 octave_function *retval = 0;
5744 1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	352
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	353 if (! cs.empty ())
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	354 {
7890 73ef513855e7 dbstack fixes John W. Eaton <jwe@octave.org> parents: 7877 diff changeset	355 const call_stack_elt& elt = cs.back ();
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	356 retval = elt.fcn;
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	357 }
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	358
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	359 return retval;
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	360 }
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	361
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	362 tree_statement *do_top_statement (void) const
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	363 {
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	364 tree_statement *retval = 0;
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	365
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	366 if (! cs.empty ())
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	367 {
7890 73ef513855e7 dbstack fixes John W. Eaton <jwe@octave.org> parents: 7877 diff changeset	368 const call_stack_elt& elt = cs.back ();
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	369 retval = elt.stmt;
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	370 }
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	371
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	372 return retval;
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	373 }
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	374
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	375 void do_set_statement (tree_statement *s)
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	376 {
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	377 if (! cs.empty ())
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	378 {
7890 73ef513855e7 dbstack fixes John W. Eaton <jwe@octave.org> parents: 7877 diff changeset	379 call_stack_elt& elt = cs.back ();
7734 2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	380 elt.stmt = s;
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	381 }
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	382 }
2dee19385d32 eliminate tree_statement_stack; handle current statement info in octave_call_stack John W. Eaton <jwe@octave.org> parents: 7733 diff changeset	383
7901 3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	384 Octave_map do_backtrace (size_t nskip,
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	385 octave_idx_type& curr_user_frame) const;
5744 1c36a2e82266 [project @ 2006-04-06 19:38:34 by jwe] jwe parents: 5743 diff changeset	386
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	387 bool do_goto_frame (size_t n, bool verbose);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	388
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	389 bool do_goto_frame_relative (int n, bool verbose);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	390
7901 3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	391 void do_goto_caller_frame (void);
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	392
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	393 void do_goto_base_frame (void);
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	394
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	395 void do_pop (void)
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	396 {
7901 3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	397 if (cs.size () > 1)
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	398 {
7901 3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	399 const call_stack_elt& elt = cs.back ();
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	400 curr_frame = elt.prev;
7890 73ef513855e7 dbstack fixes John W. Eaton <jwe@octave.org> parents: 7877 diff changeset	401 cs.pop_back ();
7901 3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	402 const call_stack_elt& new_elt = cs[curr_frame];
3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7890 diff changeset	403 symbol_table::set_scope_and_context (new_elt.scope, new_elt.context);
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7736 diff changeset	404 }
5743 a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	405 }
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	406
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	407 void do_clear (void) { cs.clear (); }
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	408 };
a527e0f77aa5 [project @ 2006-04-06 08:20:21 by jwe] jwe parents: 5307 diff changeset	409
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	410 #endif
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	411
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	412 /*
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	413 ;;; Local Variables: ***
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	414 ;;; mode: C++ ***
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	415 ;;; End: ***
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	416 */

Mercurial > octave

annotate src/toplev.h @ 7912:75df1f0b4c9d