octave-nkf: src/symtab.h annotate

annotate src/symtab.h @ 7779:791231dac333

Add regexp matching to Fwho and Fclear

author	David Bateman <dbateman@free.fr>
date	Sun, 18 May 2008 22:14:45 +0200
parents	71f068b22fcc
children	8447a5024650

rev	line source
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	1 /*
bd072d0a95f9 [project @ 1993-08-08 03:55:11 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, 1999, 2000, 2002, 2003,
7346 40252ccfcb67 [project @ 2008-01-04 20:26:25 by jwe] jwe parents: 7336 diff changeset	4 2004, 2005, 2006, 2007, 2008 John W. Eaton
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	5
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	6 This file is part of Octave.
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	7
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	8 Octave is free software; you can redistribute it and/or modify it
bd072d0a95f9 [project @ 1993-08-08 03:55:11 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: 6257 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: 6257 diff changeset	11 option) any later version.
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	12
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	13 Octave is distributed in the hope that it will be useful, but WITHOUT
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	16 for more details.
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	17
bd072d0a95f9 [project @ 1993-08-08 03:55:11 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: 6257 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: 6257 diff changeset	20 <http://www.gnu.org/licenses/>.
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	21
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	22 */
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	23
383 0b52c68ec81f [project @ 1994-03-09 21:19:44 by jwe] jwe parents: 276 diff changeset	24 #if !defined (octave_symtab_h)
0b52c68ec81f [project @ 1994-03-09 21:19:44 by jwe] jwe parents: 276 diff changeset	25 #define octave_symtab_h 1
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	26
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	27 #include <deque>
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	28 #include <list>
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	29 #include <map>
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	30 #include <set>
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	31 #include <string>
2953 ca7d3625ee01 [project @ 1997-05-09 14:56:52 by jwe] jwe parents: 2948 diff changeset	32
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	33 #include "glob-match.h"
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	34 #include "regex-match.h"
2846 52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2791 diff changeset	35
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	36 class tree_argument_list;
3013 66a1cede95e7 [project @ 1997-06-02 19:35:05 by jwe] jwe parents: 3011 diff changeset	37
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	38 #include "oct-obj.h"
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	39 #include "ov.h"
1412 5db963ba9614 [project @ 1995-09-15 08:47:17 by jwe] jwe parents: 1315 diff changeset	40
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	41 class
6109 c68896f193e3 [project @ 2006-10-27 02:16:18 by jwe] jwe parents: 6072 diff changeset	42 OCTINTERP_API
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	43 symbol_table
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	44 {
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	45 public:
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	46
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	47 typedef int scope_id;
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	48 typedef size_t context_id;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	49
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	50 class
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	51 scope_id_cache
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	52 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	53 protected:
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	54
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	55 typedef std::set<scope_id>::iterator set_iterator;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	56 typedef std::set<scope_id>::const_iterator set_const_iterator;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	57
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	58 // We start with 2 because we allocate 0 for the global symbols
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	59 // and 1 for the top-level workspace.
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	60
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	61 scope_id_cache (void) : next_available (2), in_use (), free_list () { }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	62
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	63 public:
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	64
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	65 ~scope_id_cache (void) { }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	66
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	67 static scope_id alloc (void)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	68 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	69 return instance_ok () ? instance->do_alloc () : -1;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	70 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	71
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	72 static void free (scope_id scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	73 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	74 if (instance_ok ())
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	75 return instance->do_free (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	76 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	77
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	78 static std::list<scope_id> scopes (void)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	79 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	80 return instance_ok () ? instance->do_scopes () : std::list<scope_id> ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	81 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	82
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	83 static bool instance_ok (void)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	84 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	85 bool retval = true;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	86
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	87 if (! instance)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	88 instance = new scope_id_cache ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	89
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	90 if (! instance)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	91 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	92 ::error ("unable to create scope_id_cache object!");
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	93
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	94 retval = false;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	95 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	96
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	97 return retval;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	98 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	99
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	100 private:
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	101
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	102 static scope_id_cache *instance;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	103
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	104 // The next available scope not in the free list.
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	105 scope_id next_available;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	106
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	107 // The set of scope IDs that are currently allocated.
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	108 std::set<scope_id> in_use;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	109
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	110 // The set of scope IDs that are currently available.
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	111 std::set<scope_id> free_list;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	112
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	113 scope_id do_alloc (void)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	114 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	115 scope_id retval;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	116
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	117 set_iterator p = free_list.begin ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	118
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	119 if (p != free_list.end ())
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	120 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	121 retval = *p;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	122 free_list.erase (p);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	123 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	124 else
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	125 retval = next_available++;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	126
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	127 in_use.insert (retval);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	128
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	129 return retval;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	130 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	131
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	132 void do_free (scope_id scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	133 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	134 set_iterator p = in_use.find (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	135
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	136 if (p != in_use.end ())
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	137 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	138 in_use.erase (p);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	139 free_list.insert (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	140 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	141 else
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	142 error ("free_scope: scope %d not found!", scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	143 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	144
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	145 std::list<scope_id> do_scopes (void) const
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	146 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	147 std::list<scope_id> retval;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	148
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	149 for (set_const_iterator p = in_use.begin (); p != in_use.end (); p++)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	150 retval.push_back (*p);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	151
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	152 retval.sort ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	153
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	154 return retval;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	155 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	156 };
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	157
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	158 class
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	159 symbol_record
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	160 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	161 public:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	162
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	163 // generic variable
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	164 static const unsigned int local = 1;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	165
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	166 // varargin, argn, .nargin., .nargout.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	167 // (FIXME -- is this really used now?)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	168 static const unsigned int automatic = 2;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	169
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	170 // formal parameter
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	171 static const unsigned int formal = 4;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	172
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	173 // not listed or cleared (.nargin., .nargout.)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	174 static const unsigned int hidden = 8;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	175
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	176 // inherited from parent scope; not cleared at function exit
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	177 static const unsigned int inherited = 16;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	178
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	179 // global (redirects to global scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	180 static const unsigned int global = 32;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	181
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	182 // not cleared at function exit
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	183 static const unsigned int persistent = 64;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	184
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	185 private:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	186
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	187 class
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	188 symbol_record_rep
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	189 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	190 public:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	191
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	192 symbol_record_rep (const std::string& nm, const octave_value& v,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	193 unsigned int sc)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	194 : name (nm), value_stack (), storage_class (sc), count (1)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	195 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	196 value_stack.push_back (v);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	197 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	198
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	199 octave_value& varref (context_id context)
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	200 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	201 if (is_global ())
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	202 return symbol_table::global_varref (name);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	203 else if (is_persistent ())
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	204 return symbol_table::persistent_varref (name);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	205 else
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	206 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	207 context_id n = value_stack.size ();
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	208 while (n++ <= context)
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	209 value_stack.push_back (octave_value ());
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	210
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	211 return value_stack[context];
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	212 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	213 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	214
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	215 octave_value varval (context_id context) const
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	216 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	217 if (is_global ())
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	218 return symbol_table::global_varval (name);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	219 else if (is_persistent ())
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	220 return symbol_table::persistent_varval (name);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	221 else
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	222 {
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	223 if (context < value_stack.size ())
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	224 return value_stack[context];
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	225 else
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	226 return octave_value ();
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	227 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	228 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	229
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	230 void push_context (void)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	231 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	232 if (! (is_persistent () \|\| is_global ()))
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	233 value_stack.push_back (octave_value ());
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	234 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	235
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	236 // If pop_context returns 0, we are out of values and this element
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	237 // of the symbol table should be deleted. This can happen for
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	238 // functions like
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	239 //
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	240 // function foo (n)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	241 // if (n > 0)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	242 // foo (n-1);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	243 // else
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	244 // eval ("x = 1");
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	245 // endif
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	246 // endfunction
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	247 //
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	248 // Here, X should only exist in the final stack frame.
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	249
7374 4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	250 size_t pop_context (void)
4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	251 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	252 size_t retval = 1;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	253
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	254 if (! (is_persistent () \|\| is_global ()))
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	255 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	256 value_stack.pop_back ();
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	257 retval = value_stack.size ();
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	258 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	259
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	260 return retval;
7374 4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	261 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	262
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	263 void clear (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	264 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	265 if (! (is_hidden () \|\| is_inherited ()))
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	266 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	267 if (is_global ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	268 unmark_global ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	269
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	270 if (is_persistent ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	271 {
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	272 symbol_table::persistent_varref (name)
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	273 = varval (xcurrent_context);
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	274
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	275 unmark_persistent ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	276 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	277
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	278 varref (xcurrent_context) = octave_value ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	279 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	280 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	281
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	282 bool is_defined (context_id context) const
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	283 {
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	284 return varval (context).is_defined ();
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	285 }
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	286
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	287 bool is_variable (context_id context) const
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	288 {
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	289 return (storage_class != local \|\| is_defined (context));
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	290 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	291
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	292 bool is_local (void) const { return storage_class & local; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	293 bool is_automatic (void) const { return storage_class & automatic; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	294 bool is_formal (void) const { return storage_class & formal; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	295 bool is_hidden (void) const { return storage_class & hidden; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	296 bool is_inherited (void) const { return storage_class & inherited; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	297 bool is_global (void) const { return storage_class & global; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	298 bool is_persistent (void) const { return storage_class & persistent; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	299
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	300 void mark_local (void) { storage_class \|= local; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	301 void mark_automatic (void) { storage_class \|= automatic; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	302 void mark_formal (void) { storage_class \|= formal; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	303 void mark_hidden (void) { storage_class \|= hidden; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	304 void mark_inherited (void) { storage_class \|= inherited; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	305 void mark_global (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	306 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	307 if (is_persistent ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	308 error ("can't make persistent variable %s global", name.c_str ());
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	309 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	310 storage_class \|= global;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	311 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	312 void mark_persistent (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	313 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	314 if (is_global ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	315 error ("can't make global variable %s persistent", name.c_str ());
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	316 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	317 storage_class \|= persistent;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	318 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	319
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	320 void unmark_local (void) { storage_class &= ~local; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	321 void unmark_automatic (void) { storage_class &= ~automatic; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	322 void unmark_formal (void) { storage_class &= ~formal; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	323 void unmark_hidden (void) { storage_class &= ~hidden; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	324 void unmark_inherited (void) { storage_class &= ~inherited; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	325 void unmark_global (void) { storage_class &= ~global; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	326 void unmark_persistent (void) { storage_class &= ~persistent; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	327
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	328 void init_persistent (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	329 {
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	330 if (! is_defined (xcurrent_context))
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	331 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	332 mark_persistent ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	333
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	334 varref (xcurrent_context) = symbol_table::persistent_varval (name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	335 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	336 // FIXME -- this causes trouble with recursive calls.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	337 // else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	338 // error ("unable to declare existing variable persistent");
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	339 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	340
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	341 void erase_persistent (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	342 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	343 unmark_persistent ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	344 symbol_table::erase_persistent (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	345 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	346
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	347 symbol_record_rep *dup (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	348 {
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	349 return new symbol_record_rep (name, varval (xcurrent_context),
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	350 storage_class);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	351 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	352
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	353 void dump (std::ostream& os, const std::string& prefix) const;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	354
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	355 std::string name;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	356
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	357 std::deque<octave_value> value_stack;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	358
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	359 unsigned int storage_class;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	360
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	361 size_t count;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	362
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	363 private:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	364
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	365 // No copying!
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	366
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	367 symbol_record_rep (const symbol_record_rep& ov);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	368
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	369 symbol_record_rep& operator = (const symbol_record_rep&);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	370 };
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	371
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	372 public:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	373
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	374 symbol_record (const std::string& nm = std::string (),
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	375 const octave_value& v = octave_value (),
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	376 unsigned int sc = local)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	377 : rep (new symbol_record_rep (nm, v, sc)) { }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	378
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	379 symbol_record (const symbol_record& sr)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	380 : rep (sr.rep)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	381 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	382 rep->count++;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	383 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	384
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	385 symbol_record& operator = (const symbol_record& sr)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	386 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	387 if (this != &sr)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	388 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	389 rep = sr.rep;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	390 rep->count++;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	391 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	392
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	393 return *this;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	394 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	395
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	396 ~symbol_record (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	397 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	398 if (--rep->count == 0)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	399 delete rep;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	400 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	401
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	402 symbol_record dup (void) const { return symbol_record (rep->dup ()); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	403
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	404 std::string name (void) const { return rep->name; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	405
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	406 octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	407 find (tree_argument_list *args, const string_vector& arg_names,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	408 octave_value_list& evaluated_args, bool& args_evaluated) const;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	409
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	410 octave_value& varref (context_id context = xcurrent_context)
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	411 {
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	412 return rep->varref (context);
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	413 }
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	414
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	415 octave_value varval (context_id context = xcurrent_context) const
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	416 {
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	417 return rep->varval (context);
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	418 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	419
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	420 void push_context (void) { rep->push_context (); }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	421
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	422 size_t pop_context (void) { return rep->pop_context (); }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	423
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	424 void clear (void) { rep->clear (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	425
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	426 bool is_defined (context_id context = xcurrent_context) const
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	427 {
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	428 return rep->is_defined (context);
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	429 }
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	430
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	431 bool is_variable (context_id context = xcurrent_context) const
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	432 {
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	433 return rep->is_variable (context);
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	434 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	435
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	436 bool is_local (void) const { return rep->is_local (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	437 bool is_automatic (void) const { return rep->is_automatic (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	438 bool is_formal (void) const { return rep->is_formal (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	439 bool is_global (void) const { return rep->is_global (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	440 bool is_hidden (void) const { return rep->is_hidden (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	441 bool is_inherited (void) const { return rep->is_inherited (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	442 bool is_persistent (void) const { return rep->is_persistent (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	443
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	444 void mark_local (void) { rep->mark_local (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	445 void mark_automatic (void) { rep->mark_automatic (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	446 void mark_formal (void) { rep->mark_formal (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	447 void mark_hidden (void) { rep->mark_hidden (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	448 void mark_inherited (void) { rep->mark_inherited (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	449 void mark_global (void) { rep->mark_global (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	450 void mark_persistent (void) { rep->mark_persistent (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	451
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	452 void unmark_local (void) { rep->unmark_local (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	453 void unmark_automatic (void) { rep->unmark_automatic (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	454 void unmark_formal (void) { rep->unmark_formal (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	455 void unmark_hidden (void) { rep->unmark_hidden (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	456 void unmark_inherited (void) { rep->unmark_inherited (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	457 void unmark_global (void) { rep->unmark_global (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	458 void unmark_persistent (void) { rep->unmark_persistent (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	459
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	460 void init_persistent (void) { rep->init_persistent (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	461
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	462 void erase_persistent (void) { rep->erase_persistent (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	463
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	464 unsigned int xstorage_class (void) const { return rep->storage_class; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	465
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	466 void
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	467 dump (std::ostream& os, const std::string& prefix = std::string ()) const
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	468 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	469 rep->dump (os, prefix);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	470 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	471
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	472 private:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	473
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	474 symbol_record_rep *rep;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	475
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	476 symbol_record (symbol_record_rep *new_rep) : rep (new_rep) { }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	477 };
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	478
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	479 class
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	480 fcn_info
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	481 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	482 public:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	483
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	484 typedef std::map<std::string, std::string> dispatch_map_type;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	485
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	486 typedef std::map<scope_id, octave_value>::const_iterator scope_val_const_iterator;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	487 typedef std::map<scope_id, octave_value>::iterator scope_val_iterator;
4238 a5a68c0afe56 [project @ 2002-12-25 21:04:33 by jwe] jwe parents: 4234 diff changeset	488
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	489 typedef std::map<std::string, octave_value>::const_iterator str_val_const_iterator;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	490 typedef std::map<std::string, octave_value>::iterator str_val_iterator;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	491
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	492 typedef dispatch_map_type::const_iterator dispatch_map_const_iterator;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	493 typedef dispatch_map_type::iterator dispatch_map_iterator;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	494
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	495 private:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	496
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	497 class
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	498 fcn_info_rep
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	499 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	500 public:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	501
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	502 fcn_info_rep (const std::string& nm)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	503 : name (nm), subfunctions (), private_functions (),
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	504 class_constructors (), class_methods (), cmdline_function (),
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	505 autoload_function (), function_on_path (), built_in_function (),
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	506 count (1) { }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	507
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	508 octave_value load_private_function (const std::string& dir_name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	509
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	510 octave_value load_class_constructor (void);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	511
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	512 octave_value load_class_method (const std::string& dispatch_type);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	513
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	514 octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	515 find (tree_argument_list *args, const string_vector& arg_names,
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	516 octave_value_list& evaluated_args, bool& args_evaluated);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	517
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	518 octave_value find_method (const std::string& dispatch_type);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	519
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	520 octave_value find_autoload (void);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	521
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	522 octave_value find_user_function (void);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	523
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	524 bool is_user_function_defined (void) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	525 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	526 return function_on_path.is_defined ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	527 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	528
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	529 octave_value find_function (void)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	530 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	531 octave_value_list args;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	532
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	533 return find_function (args);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	534 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	535
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	536 octave_value find_function (const octave_value_list& args)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	537 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	538 string_vector arg_names;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	539 octave_value_list evaluated_args = args;
7753 e76a4a6e3c47 initialize args_evaluated; delete useless statement John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	540 bool args_evaluated = false;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	541
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	542 return find (0, arg_names, evaluated_args, args_evaluated);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	543 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	544
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	545 void lock_subfunction (scope_id scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	546 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	547 scope_val_iterator p = subfunctions.find (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	548
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	549 if (p != subfunctions.end ())
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	550 p->second.lock ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	551 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	552
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	553 void unlock_subfunction (scope_id scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	554 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	555 scope_val_iterator p = subfunctions.find (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	556
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	557 if (p != subfunctions.end ())
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	558 p->second.unlock ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	559 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	560
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	561 std::pair<std::string, octave_value>
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	562 subfunction_defined_in_scope (scope_id scope) const
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	563 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	564 scope_val_const_iterator p = subfunctions.find (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	565
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	566 return p == subfunctions.end ()
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	567 ? std::pair<std::string, octave_value> ()
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	568 : std::pair<std::string, octave_value> (name, p->second);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	569 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	570
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	571 void install_cmdline_function (const octave_value& f)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	572 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	573 cmdline_function = f;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	574 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	575
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	576 void install_subfunction (const octave_value& f, scope_id scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	577 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	578 subfunctions[scope] = f;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	579 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	580
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	581 void install_user_function (const octave_value& f)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	582 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	583 function_on_path = f;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	584 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	585
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	586 void install_built_in_function (const octave_value& f)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	587 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	588 built_in_function = f;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	589 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	590
7489 8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	591 template <class T>
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	592 void
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	593 clear_unlocked (std::map<T, octave_value>& map)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	594 {
7489 8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	595 typename std::map<T, octave_value>::iterator p = map.begin ();
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	596
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	597 while (p != map.end ())
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	598 {
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	599 if (p->second.islocked ())
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	600 p++;
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	601 else
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	602 map.erase (p++);
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	603 }
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	604 }
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	605
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	606 void clear_cmdline_function (void)
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	607 {
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	608 if (! cmdline_function.islocked ())
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	609 cmdline_function = octave_value ();
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	610 }
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	611
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	612 void clear_autoload_function (void)
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	613 {
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	614 if (! autoload_function.islocked ())
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	615 autoload_function = octave_value ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	616 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	617
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	618 // FIXME -- should this also clear the cmdline and other "user
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	619 // defined" functions?
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	620 void clear_user_function (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	621 {
7489 8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	622 if (! function_on_path.islocked ())
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	623 function_on_path = octave_value ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	624 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	625
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	626 void clear_mex_function (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	627 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	628 if (function_on_path.is_mex_function ())
7489 8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	629 clear_user_function ();
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	630 }
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	631
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	632 void clear (void)
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	633 {
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	634 clear_unlocked (subfunctions);
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	635 clear_unlocked (private_functions);
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	636 clear_unlocked (class_constructors);
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	637 clear_unlocked (class_methods);
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	638 clear_cmdline_function ();
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	639 clear_autoload_function ();
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	640 clear_user_function ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	641 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	642
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	643 void add_dispatch (const std::string& type, const std::string& fname)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	644 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	645 dispatch_map[type] = fname;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	646 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	647
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	648 void clear_dispatch (const std::string& type)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	649 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	650 dispatch_map_iterator p = dispatch_map.find (type);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	651
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	652 if (p != dispatch_map.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	653 dispatch_map.erase (p);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	654 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	655
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	656 void print_dispatch (std::ostream& os) const;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	657
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	658 std::string help_for_dispatch (void) const;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	659
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	660 dispatch_map_type get_dispatch (void) const { return dispatch_map; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	661
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	662 void dump (std::ostream& os, const std::string& prefix) const;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	663
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	664 std::string name;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	665
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	666 // Scope id to function object.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	667 std::map<scope_id, octave_value> subfunctions;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	668
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	669 // Directory name to function object.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	670 std::map<std::string, octave_value> private_functions;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	671
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	672 // Class name to function object.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	673 std::map<std::string, octave_value> class_constructors;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	674
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	675 // Dispatch type to function object.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	676 std::map<std::string, octave_value> class_methods;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	677
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	678 // Legacy dispatch map (dispatch type name to function name).
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	679 dispatch_map_type dispatch_map;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	680
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	681 octave_value cmdline_function;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	682
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	683 octave_value autoload_function;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	684
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	685 octave_value function_on_path;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	686
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	687 octave_value built_in_function;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	688
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	689 size_t count;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	690
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	691 private:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	692
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	693 // No copying!
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	694
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	695 fcn_info_rep (const fcn_info_rep&);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	696
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	697 fcn_info_rep& operator = (const fcn_info_rep&);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	698 };
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	699
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	700 public:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	701
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	702 fcn_info (const std::string& nm = std::string ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	703 : rep (new fcn_info_rep (nm)) { }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	704
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	705 fcn_info (const fcn_info& ov) : rep (ov.rep)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	706 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	707 rep->count++;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	708 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	709
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	710 fcn_info& operator = (const fcn_info& ov)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	711 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	712 if (this != &ov)
4238 a5a68c0afe56 [project @ 2002-12-25 21:04:33 by jwe] jwe parents: 4234 diff changeset	713 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	714 rep = ov.rep;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	715 rep->count++;
4238 a5a68c0afe56 [project @ 2002-12-25 21:04:33 by jwe] jwe parents: 4234 diff changeset	716 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	717
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	718 return *this;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	719 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	720
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	721 ~fcn_info (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	722 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	723 if (--rep->count == 0)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	724 delete rep;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	725 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	726
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	727 octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	728 find (tree_argument_list *args, const string_vector& arg_names,
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	729 octave_value_list& evaluated_args, bool& args_evaluated);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	730
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	731 octave_value find_method (const std::string& dispatch_type) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	732 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	733 return rep->find_method (dispatch_type);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	734 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	735
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	736 octave_value find_built_in_function (void) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	737 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	738 return rep->built_in_function;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	739 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	740
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	741 octave_value find_autoload (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	742 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	743 return rep->find_autoload ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	744 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	745
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	746 octave_value find_user_function (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	747 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	748 return rep->find_user_function ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	749 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	750
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	751 bool is_user_function_defined (void) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	752 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	753 return rep->is_user_function_defined ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	754 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	755
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	756 octave_value find_function (void)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	757 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	758 return rep->find_function ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	759 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	760
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	761 octave_value find_function (const octave_value_list& args)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	762 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	763 return rep->find_function (args);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	764 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	765
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	766 void lock_subfunction (scope_id scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	767 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	768 rep->lock_subfunction (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	769 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	770
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	771 void unlock_subfunction (scope_id scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	772 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	773 rep->unlock_subfunction (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	774 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	775
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	776 std::pair<std::string, octave_value>
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	777 subfunction_defined_in_scope (scope_id scope = xcurrent_scope) const
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	778 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	779 return rep->subfunction_defined_in_scope (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	780 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	781
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	782 void install_cmdline_function (const octave_value& f)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	783 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	784 rep->install_cmdline_function (f);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	785 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	786
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	787 void install_subfunction (const octave_value& f, scope_id scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	788 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	789 rep->install_subfunction (f, scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	790 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	791
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	792 void install_user_function (const octave_value& f)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	793 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	794 rep->install_user_function (f);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	795 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	796
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	797 void install_built_in_function (const octave_value& f)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	798 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	799 rep->install_built_in_function (f);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	800 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	801
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	802 void clear (void) { rep->clear (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	803
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	804 void clear_user_function (void) { rep->clear_user_function (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	805
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	806 void clear_mex_function (void) { rep->clear_mex_function (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	807
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	808 void add_dispatch (const std::string& type, const std::string& fname)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	809 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	810 rep->add_dispatch (type, fname);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	811 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	812
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	813 void clear_dispatch (const std::string& type)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	814 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	815 rep->clear_dispatch (type);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	816 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	817
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	818 void print_dispatch (std::ostream& os) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	819 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	820 rep->print_dispatch (os);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	821 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	822
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	823 std::string help_for_dispatch (void) const { return rep->help_for_dispatch (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	824
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	825 dispatch_map_type get_dispatch (void) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	826 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	827 return rep->get_dispatch ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	828 }
3011 2ad9af85b89b [project @ 1997-06-01 19:34:20 by jwe] jwe parents: 2979 diff changeset	829
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	830 void
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	831 dump (std::ostream& os, const std::string& prefix = std::string ()) const
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	832 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	833 rep->dump (os, prefix);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	834 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	835
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	836 private:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	837
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	838 fcn_info_rep *rep;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	839 };
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	840
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	841 static scope_id global_scope (void) { return xglobal_scope; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	842 static scope_id top_scope (void) { return xtop_scope; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	843
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	844 static scope_id current_scope (void) { return xcurrent_scope; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	845 static scope_id current_caller_scope (void) { return xcurrent_caller_scope; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	846
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	847 static context_id current_context (void) { return xcurrent_context; }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	848
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	849 // We use parent_scope to handle parsing subfunctions.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	850 static scope_id parent_scope (void) { return xparent_scope; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	851
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	852 static scope_id alloc_scope (void) { return scope_id_cache::alloc (); }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	853
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	854 static void set_scope (scope_id scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	855 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	856 if (scope == xglobal_scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	857 error ("can't set scope to global");
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	858 else if (scope != xcurrent_scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	859 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	860 all_instances_iterator p = all_instances.find (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	861
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	862 if (p == all_instances.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	863 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	864 symbol_table *inst = new symbol_table ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	865
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	866 if (inst)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	867 all_instances[scope] = instance = inst;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	868 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	869 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	870 instance = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	871
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	872 xcurrent_scope = scope;
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	873 xcurrent_context = instance->xcurrent_context_this_table;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	874 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	875 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	876
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	877 static void set_scope_and_context (scope_id scope, context_id context)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	878 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	879 if (scope == xglobal_scope)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	880 error ("can't set scope to global");
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	881 else
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	882 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	883 if (scope != xcurrent_scope)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	884 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	885 all_instances_iterator p = all_instances.find (scope);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	886
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	887 if (p == all_instances.end ())
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	888 error ("scope not found!");
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	889 else
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	890 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	891 instance = p->second;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	892
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	893 xcurrent_scope = scope;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	894 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	895 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	896
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	897 if (! error_state)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	898 xcurrent_context = context;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	899 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	900 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	901
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	902 static void push_scope (scope_id scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	903 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	904 if (scope_stack.empty ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	905 scope_stack.push_front (xtop_scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	906
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	907 xcurrent_caller_scope = xcurrent_scope;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	908
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	909 set_scope (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	910
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	911 scope_stack.push_front (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	912 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	913
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	914 static void pop_scope (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	915 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	916 scope_stack.pop_front ();
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	917
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	918 set_scope (scope_stack[0]);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	919
7346 40252ccfcb67 [project @ 2008-01-04 20:26:25 by jwe] jwe parents: 7336 diff changeset	920 xcurrent_caller_scope = scope_stack.size () > 1 ? scope_stack[1] : -1;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	921 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	922
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	923 static void pop_scope (void *) { pop_scope (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	924
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	925 static void reset_scope (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	926 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	927 scope_stack.clear ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	928
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	929 scope_stack.push_front (xtop_scope);
572 94fd73d1a0bc [project @ 1994-07-28 05:35:47 by jwe] jwe parents: 541 diff changeset	930
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	931 set_scope (xtop_scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	932
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	933 xcurrent_caller_scope = -1;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	934 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	935
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	936 static void set_parent_scope (scope_id scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	937 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	938 xparent_scope = scope;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	939 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	940
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	941 static void reset_parent_scope (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	942 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	943 set_parent_scope (-1);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	944 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	945
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	946 static void erase_scope (scope_id scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	947 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	948 assert (scope != xglobal_scope);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	949
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	950 all_instances_iterator p = all_instances.find (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	951
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	952 if (p != all_instances.end ())
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	953 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	954 delete p->second;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	955
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	956 all_instances.erase (p);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	957
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	958 free_scope (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	959 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	960 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	961
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	962 static scope_id dup_scope (scope_id scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	963 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	964 scope_id retval = -1;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	965
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	966 symbol_table *inst = get_instance (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	967
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	968 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	969 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	970 scope_id new_scope = alloc_scope ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	971
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	972 symbol_table *new_symbol_table = new symbol_table ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	973
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	974 if (new_symbol_table)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	975 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	976 all_instances[new_scope] = new_symbol_table;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	977
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	978 inst->do_dup_scope (*new_symbol_table);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	979
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	980 retval = new_scope;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	981 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	982 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	983
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	984 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	985 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	986
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	987 static std::list<scope_id> scopes (void)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	988 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	989 return scope_id_cache::scopes ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	990 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	991
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	992 static symbol_record
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	993 find_symbol (const std::string& name, scope_id scope = xcurrent_scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	994 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	995 symbol_table *inst = get_instance (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	996
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	997 return inst ? inst->do_find_symbol (name) : symbol_record ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	998 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	999
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1000 static void
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1001 inherit (scope_id scope, scope_id donor_scope, context_id donor_context)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1002 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1003 symbol_table *inst = get_instance (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1004
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1005 if (inst)
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1006 inst->do_inherit (donor_scope, donor_context);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1007 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1008
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1009 static bool at_top_level (void) { return xcurrent_scope == xtop_scope; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1010
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1011 // Find a value corresponding to the given name in the table.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1012 static octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1013 find (const std::string& name, tree_argument_list *args,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1014 const string_vector& arg_names,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1015 octave_value_list& evaluated_args, bool& args_evaluated,
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1016 bool skip_variables = false);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1017
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1018 // Insert a new name in the table.
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1019 static symbol_record& insert (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1020 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1021 static symbol_record foobar;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1022
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1023 symbol_table *inst = get_instance (xcurrent_scope);
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1024
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1025 return inst ? inst->do_insert (name) : foobar;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1026 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1027
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1028 static octave_value& varref (const std::string& name,
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1029 scope_id scope = xcurrent_scope,
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1030 context_id context = xcurrent_context)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1031 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1032 static octave_value foobar;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1033
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1034 symbol_table *inst = get_instance (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1035
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1036 return inst ? inst->do_varref (name, context) : foobar;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1037 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1038
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1039 static octave_value varval (const std::string& name,
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1040 scope_id scope = xcurrent_scope,
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1041 context_id context = xcurrent_context)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1042 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1043 symbol_table *inst = get_instance (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1044
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1045 return inst ? inst->do_varval (name, context) : octave_value ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1046 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1047
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1048 static octave_value&
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1049 global_varref (const std::string& name)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1050 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1051 global_table_iterator p = global_table.find (name);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1052
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1053 return (p == global_table.end ()) ? global_table[name] : p->second;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1054 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1055
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1056 static octave_value
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1057 global_varval (const std::string& name)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1058 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1059 global_table_const_iterator p = global_table.find (name);
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1060
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1061 return (p != global_table.end ()) ? p->second : octave_value ();
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1062 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1063
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1064 static octave_value& persistent_varref (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1065 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1066 static octave_value foobar;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1067
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1068 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1069
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1070 return inst ? inst->do_persistent_varref (name) : foobar;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1071 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1072
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1073 static octave_value persistent_varval (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1074 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1075 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1076
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1077 return inst ? inst->do_persistent_varval (name) : octave_value ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1078 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1079
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1080 static void erase_persistent (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1081 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1082 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1083
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1084 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1085 inst->do_erase_persistent (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1086 }
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	1087
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1088 static bool is_variable (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1089 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1090 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1091
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1092 return inst ? inst->do_is_variable (name) : false;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1093 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1094
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1095 static bool
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1096 is_built_in_function_name (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1097 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1098 octave_value val = find_built_in_function (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1099
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1100 return val.is_defined ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1101 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1102
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1103 static octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1104 find_method (const std::string& name, const std::string& dispatch_type)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1105 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1106 fcn_table_const_iterator p = fcn_table.find (name);
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	1107
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1108 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1109 return p->second.find_method (dispatch_type);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1110 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1111 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1112 fcn_info finfo (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1113
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1114 octave_value fcn = finfo.find_method (dispatch_type);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1115
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1116 if (fcn.is_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1117 fcn_table[name] = finfo;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1118
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1119 return fcn;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1120 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1121 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1122
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1123 static octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1124 find_built_in_function (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1125 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1126 fcn_table_const_iterator p = fcn_table.find (name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1127
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1128 return (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1129 ? p->second.find_built_in_function () : octave_value ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1130 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1131
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1132 static octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1133 find_autoload (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1134 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1135 fcn_table_iterator p = fcn_table.find (name);
4913 c8368716bab3 [project @ 2004-07-23 16:00:48 by jwe] jwe parents: 4319 diff changeset	1136
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1137 return (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1138 ? p->second.find_autoload () : octave_value ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1139 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1140
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1141 static octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1142 find_function (const std::string& name, tree_argument_list *args,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1143 const string_vector& arg_names,
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1144 octave_value_list& evaluated_args, bool& args_evaluated);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1145
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1146 static octave_value find_user_function (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1147 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1148 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1149
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1150 return (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1151 ? p->second.find_user_function () : octave_value ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1152 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1153
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1154 static octave_value find_function (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1155 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1156 octave_value_list evaluated_args;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1157
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1158 return find_function (name, evaluated_args);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1159 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1160
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1161 static octave_value
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1162 find_function (const std::string& name, const octave_value_list& args)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1163 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1164 string_vector arg_names;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1165 octave_value_list evaluated_args = args;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1166 bool args_evaluated = ! args.empty ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1167
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1168 return find_function (name, 0, arg_names, evaluated_args, args_evaluated);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1169 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1170
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1171 static void install_cmdline_function (const std::string& name,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1172 const octave_value& fcn)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1173 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1174 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1175
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1176 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1177 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1178 fcn_info& finfo = p->second;
3013 66a1cede95e7 [project @ 1997-06-02 19:35:05 by jwe] jwe parents: 3011 diff changeset	1179
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1180 finfo.install_cmdline_function (fcn);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1181 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1182 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1183 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1184 fcn_info finfo (name);
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 186 diff changeset	1185
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1186 finfo.install_cmdline_function (fcn);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1187
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1188 fcn_table[name] = finfo;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1189 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1190 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1191
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1192 static void install_subfunction (const std::string& name,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1193 const octave_value& fcn,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1194 scope_id scope = xparent_scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1195 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1196 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1197
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1198 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1199 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1200 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1201
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1202 finfo.install_subfunction (fcn, scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1203 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1204 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1205 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1206 fcn_info finfo (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1207
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1208 finfo.install_subfunction (fcn, scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1209
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1210 fcn_table[name] = finfo;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1211 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1212 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1213
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1214 static void install_user_function (const std::string& name,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1215 const octave_value& fcn)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1216 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1217 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1218
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1219 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1220 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1221 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1222
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1223 finfo.install_user_function (fcn);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1224 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1225 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1226 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1227 fcn_info finfo (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1228
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1229 finfo.install_user_function (fcn);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1230
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1231 fcn_table[name] = finfo;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1232 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1233 }
605 4f65175911a6 [project @ 1994-08-13 20:10:39 by jwe] jwe parents: 572 diff changeset	1234
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1235 static void install_built_in_function (const std::string& name,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1236 const octave_value& fcn)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1237 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1238 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1239
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1240 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1241 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1242 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1243
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1244 finfo.install_built_in_function (fcn);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1245 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1246 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1247 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1248 fcn_info finfo (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1249
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1250 finfo.install_built_in_function (fcn);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1251
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1252 fcn_table[name] = finfo;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1253 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1254 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1255
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1256 static void clear (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1257 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1258 clear_variable (name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1259 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1260
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1261 static void clear_all (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1262 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1263 clear_variables ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1264
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1265 clear_functions ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1266 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1267
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1268 static void clear_variables (void)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1269 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1270 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1271
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1272 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1273 inst->do_clear_variables ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1274 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1275
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1276 // For unwind_protect.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1277 static void clear_variables (void *) { clear_variables (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1278
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1279 static void clear_functions (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1280 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1281 for (fcn_table_iterator p = fcn_table.begin (); p != fcn_table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1282 p->second.clear ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1283 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1284
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1285 static void clear_function (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1286 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1287 clear_user_function (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1288 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1289
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1290 static void clear_global (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1291 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1292 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1293
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1294 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1295 inst->do_clear_global (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1296 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1297
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1298 static void clear_variable (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1299 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1300 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1301
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1302 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1303 inst->do_clear_variable (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1304 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1305
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1306 static void clear_symbol (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1307 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1308 // FIXME -- are we supposed to do both here?
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1309
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1310 clear_variable (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1311 clear_function (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1312 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1313
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1314 static void clear_function_pattern (const std::string& pat)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1315 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1316 glob_match pattern (pat);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1317
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1318 for (fcn_table_iterator p = fcn_table.begin (); p != fcn_table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1319 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1320 if (pattern.match (p->first))
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1321 p->second.clear_user_function ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1322 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1323 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1324
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1325 static void clear_global_pattern (const std::string& pat)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1326 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1327 symbol_table *inst = get_instance (xcurrent_scope);
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1328
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1329 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1330 inst->do_clear_global_pattern (pat);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1331 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1332
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1333 static void clear_variable_pattern (const std::string& pat)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1334 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1335 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1336
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1337 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1338 inst->do_clear_variable_pattern (pat);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1339 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1340
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1341 static void clear_variable_regexp (const std::string& pat)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1342 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1343 symbol_table *inst = get_instance (xcurrent_scope);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1344
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1345 if (inst)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1346 inst->do_clear_variable_regexp (pat);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1347 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1348
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1349 static void clear_symbol_pattern (const std::string& pat)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1350 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1351 // FIXME -- are we supposed to do both here?
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1352
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1353 clear_variable_pattern (pat);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1354 clear_function_pattern (pat);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1355 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1356
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1357 static void clear_user_function (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1358 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1359 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1360
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1361 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1362 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1363 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1364
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1365 finfo.clear_user_function ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1366 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1367 // FIXME -- is this necessary, or even useful?
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1368 // else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1369 // error ("clear: no such function `%s'", name.c_str ());
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1370 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1371
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1372 static void clear_mex_functions (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1373 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1374 for (fcn_table_iterator p = fcn_table.begin (); p != fcn_table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1375 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1376 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1377
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1378 finfo.clear_mex_function ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1379 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1380 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1381
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1382 static void alias_built_in_function (const std::string& alias,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1383 const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1384 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1385 octave_value fcn = find_built_in_function (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1386
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1387 if (fcn.is_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1388 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1389 fcn_info finfo (alias);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1390
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1391 finfo.install_built_in_function (fcn);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1392
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1393 fcn_table[alias] = finfo;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1394 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1395 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1396 panic ("alias: `%s' is undefined", name.c_str ());
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1397 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1398
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1399 static void add_dispatch (const std::string& name, const std::string& type,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1400 const std::string& fname)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1401 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1402 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1403
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1404 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1405 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1406 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1407
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1408 finfo.add_dispatch (type, fname);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1409 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1410 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1411 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1412 fcn_info finfo (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1413
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1414 finfo.add_dispatch (type, fname);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1415
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1416 fcn_table[name] = finfo;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1417 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1418 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1419
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1420 static void clear_dispatch (const std::string& name, const std::string& type)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1421 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1422 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1423
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1424 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1425 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1426 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1427
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1428 finfo.clear_dispatch (type);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1429 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1430 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1431
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1432 static void print_dispatch (std::ostream& os, const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1433 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1434 fcn_table_iterator p = fcn_table.find (name);
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1435
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1436 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1437 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1438 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1439
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1440 finfo.print_dispatch (os);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1441 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1442 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1443
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1444 static fcn_info::dispatch_map_type get_dispatch (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1445 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1446 fcn_info::dispatch_map_type retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1447
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1448 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1449
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1450 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1451 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1452 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1453
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1454 retval = finfo.get_dispatch ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1455 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1456
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1457 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1458 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1459
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1460 static std::string help_for_dispatch (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1461 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1462 std::string retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1463
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1464 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1465
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1466 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1467 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1468 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1469
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1470 retval = finfo.help_for_dispatch ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1471 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1472
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1473 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1474 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1475
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1476 static void push_context (void)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1477 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1478 if (xcurrent_scope == xglobal_scope \|\| xcurrent_scope == xtop_scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1479 error ("invalid call to xymtab::push_context");
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1480 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1481 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1482 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1483
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1484 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1485 inst->do_push_context ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1486 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1487 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1488
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1489 static void pop_context (void)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1490 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1491 if (xcurrent_scope == xglobal_scope \|\| xcurrent_scope == xtop_scope)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1492 error ("invalid call to xymtab::pop_context");
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1493 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1494 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1495 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1496
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1497 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1498 inst->do_pop_context ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1499 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1500 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1501
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1502 // For unwind_protect.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1503 static void pop_context (void *) { pop_context (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1504
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1505 static void mark_hidden (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1506 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1507 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1508
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1509 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1510 inst->do_mark_hidden (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1511 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1512
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1513 static void mark_global (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1514 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1515 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1516
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1517 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1518 inst->do_mark_global (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1519 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1520
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1521 static std::list<symbol_record>
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1522 all_variables (scope_id scope = xcurrent_scope,
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1523 context_id context = xcurrent_context,
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1524 bool defined_only = true)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1525 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1526 symbol_table *inst = get_instance (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1527
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1528 return inst
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1529 ? inst->do_all_variables (context, defined_only) : std::list<symbol_record> ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1530 }
3011 2ad9af85b89b [project @ 1997-06-01 19:34:20 by jwe] jwe parents: 2979 diff changeset	1531
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1532 static std::list<symbol_record> glob (const std::string& pattern)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1533 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1534 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1535
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1536 return inst ? inst->do_glob (pattern) : std::list<symbol_record> ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1537 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1538
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1539 static std::list<symbol_record> regexp (const std::string& pattern)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1540 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1541 symbol_table *inst = get_instance (xcurrent_scope);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1542
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1543 return inst ? inst->do_regexp (pattern) : std::list<symbol_record> ();
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1544 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1545
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1546 static std::list<symbol_record> glob_variables (const std::string& pattern)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1547 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1548 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1549
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1550 return inst ? inst->do_glob (pattern, true) : std::list<symbol_record> ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1551 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1552
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1553 static std::list<symbol_record> regexp_variables (const std::string& pattern)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1554 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1555 symbol_table *inst = get_instance (xcurrent_scope);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1556
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1557 return inst ? inst->do_regexp (pattern, true) : std::list<symbol_record> ();
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1558 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1559
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1560 static std::list<symbol_record>
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1561 glob_global_variables (const std::string& pattern)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1562 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1563 std::list<symbol_record> retval;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1564
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1565 glob_match pat (pattern);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1566
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1567 for (global_table_const_iterator p = global_table.begin ();
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1568 p != global_table.end (); p++)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1569 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1570 // We generate a list of symbol_record objects so that
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1571 // the results from glob_variables and glob_global_variables
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1572 // may be handled the same way.
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1573
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1574 if (pat.match (p->first))
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1575 retval.push_back (symbol_record (p->first, p->second,
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1576 symbol_record::global));
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1577 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1578
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1579 return retval;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1580 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1581
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1582 static std::list<symbol_record>
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1583 regexp_global_variables (const std::string& pattern)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1584 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1585 std::list<symbol_record> retval;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1586
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1587 regex_match pat (pattern);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1588
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1589 for (global_table_const_iterator p = global_table.begin ();
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1590 p != global_table.end (); p++)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1591 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1592 // We generate a list of symbol_record objects so that
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1593 // the results from regexp_variables and regexp_global_variables
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1594 // may be handled the same way.
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1595
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1596 if (pat.match (p->first))
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1597 retval.push_back (symbol_record (p->first, p->second,
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1598 symbol_record::global));
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1599 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1600
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1601 return retval;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1602 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1603
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1604 static std::list<symbol_record> glob_variables (const string_vector& patterns)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1605 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1606 std::list<symbol_record> retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1607
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1608 size_t len = patterns.length ();
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	1609
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1610 for (size_t i = 0; i < len; i++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1611 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1612 std::list<symbol_record> tmp = glob_variables (patterns[i]);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1613
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1614 retval.insert (retval.begin (), tmp.begin (), tmp.end ());
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1615 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1616
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1617 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1618 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1619
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1620 static std::list<symbol_record> regexp_variables
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1621 (const string_vector& patterns)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1622 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1623 std::list<symbol_record> retval;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1624
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1625 size_t len = patterns.length ();
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1626
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1627 for (size_t i = 0; i < len; i++)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1628 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1629 std::list<symbol_record> tmp = regexp_variables (patterns[i]);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1630
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1631 retval.insert (retval.begin (), tmp.begin (), tmp.end ());
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1632 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1633
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1634 return retval;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1635 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1636
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1637 static std::list<std::string> user_function_names (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1638 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1639 std::list<std::string> retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1640
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1641 for (fcn_table_iterator p = fcn_table.begin ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1642 p != fcn_table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1643 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1644 if (p->second.is_user_function_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1645 retval.push_back (p->first);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1646 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1647
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1648 if (! retval.empty ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1649 retval.sort ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1650
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1651 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1652 }
3011 2ad9af85b89b [project @ 1997-06-01 19:34:20 by jwe] jwe parents: 2979 diff changeset	1653
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1654 static std::list<std::string> global_variable_names (void)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1655 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1656 std::list<std::string> retval;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1657
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1658 for (global_table_const_iterator p = global_table.begin ();
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1659 p != global_table.end (); p++)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1660 retval.push_back (p->first);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1661
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1662 retval.sort ();
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1663
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1664 return retval;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1665 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1666
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1667 static std::list<std::string> top_level_variable_names (void)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1668 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1669 symbol_table *inst = get_instance (xtop_scope);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1670
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1671 return inst ? inst->do_variable_names () : std::list<std::string> ();
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1672 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1673
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1674 static std::list<std::string> variable_names (void)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1675 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1676 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1677
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1678 return inst ? inst->do_variable_names () : std::list<std::string> ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1679 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1680
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1681 static std::list<std::string> built_in_function_names (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1682 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1683 std::list<std::string> retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1684
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1685 for (fcn_table_const_iterator p = fcn_table.begin ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1686 p != fcn_table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1687 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1688 octave_value fcn = p->second.find_built_in_function ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1689
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1690 if (fcn.is_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1691 retval.push_back (p->first);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1692 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1693
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1694 if (! retval.empty ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1695 retval.sort ();
220 f736a3ec137e [project @ 1993-11-14 00:10:26 by jwe] jwe parents: 200 diff changeset	1696
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1697 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1698 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1699
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1700 static bool is_local_variable (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1701 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1702 if (xcurrent_scope == xglobal_scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1703 return false;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1704 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1705 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1706 symbol_table *inst = get_instance (xcurrent_scope);
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5823 diff changeset	1707
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1708 return inst ? inst->do_is_local_variable (name) : false;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1709 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1710 }
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5823 diff changeset	1711
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1712 static bool is_global (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1713 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1714 if (xcurrent_scope == xglobal_scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1715 return true;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1716 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1717 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1718 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1719
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1720 return inst ? inst->do_is_global (name) : false;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1721 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1722 }
3011 2ad9af85b89b [project @ 1997-06-01 19:34:20 by jwe] jwe parents: 2979 diff changeset	1723
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1724 static void dump (std::ostream& os, scope_id scope = xcurrent_scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1725
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1726 static void dump_global (std::ostream& os);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1727
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1728 static void dump_functions (std::ostream& os);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1729
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1730 static void cache_name (scope_id scope, const std::string& name)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1731 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1732 symbol_table *inst = get_instance (scope, false);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1733
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1734 if (inst)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1735 inst->do_cache_name (name);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1736 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1737
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1738 static void lock_subfunctions (scope_id scope = xcurrent_scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1739 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1740 for (fcn_table_iterator p = fcn_table.begin ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1741 p != fcn_table.end (); p++)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1742 p->second.lock_subfunction (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1743 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1744
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1745 static void unlock_subfunctions (scope_id scope = xcurrent_scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1746 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1747 for (fcn_table_iterator p = fcn_table.begin ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1748 p != fcn_table.end (); p++)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1749 p->second.unlock_subfunction (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1750 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1751
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1752 static void free_scope (scope_id scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1753 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1754 if (scope == xglobal_scope \|\| scope == xtop_scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1755 error ("can't free global or top-level scopes!");
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1756 else
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1757 symbol_table::scope_id_cache::free (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1758 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1759
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	1760 private:
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	1761
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1762 typedef std::map<std::string, symbol_record>::const_iterator table_const_iterator;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1763 typedef std::map<std::string, symbol_record>::iterator table_iterator;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1764
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1765 typedef std::map<std::string, octave_value>::const_iterator global_table_const_iterator;
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1766 typedef std::map<std::string, octave_value>::iterator global_table_iterator;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1767
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1768 typedef std::map<std::string, octave_value>::const_iterator persistent_table_const_iterator;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1769 typedef std::map<std::string, octave_value>::iterator persistent_table_iterator;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1770
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1771 typedef std::map<scope_id, symbol_table*>::const_iterator all_instances_const_iterator;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1772 typedef std::map<scope_id, symbol_table*>::iterator all_instances_iterator;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1773
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1774 typedef std::map<std::string, fcn_info>::const_iterator fcn_table_const_iterator;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1775 typedef std::map<std::string, fcn_info>::iterator fcn_table_iterator;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1776
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1777 // Name for this table (usually the file name of the function
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1778 // corresponding to the scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1779 std::string table_name;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1780
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1781 // Map from symbol names to symbol info.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1782 std::map<std::string, symbol_record> table;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1783
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1784 // Map from names of global variables to values.
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1785 static std::map<std::string, octave_value> global_table;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1786
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1787 // Map from names of persistent variables to values.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1788 std::map<std::string, octave_value> persistent_table;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1789
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1790 // Pointer to symbol table for current scope (variables only).
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1791 static symbol_table *instance;
3011 2ad9af85b89b [project @ 1997-06-01 19:34:20 by jwe] jwe parents: 2979 diff changeset	1792
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1793 // Map from scope id to symbol table instances.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1794 static std::map<scope_id, symbol_table*> all_instances;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1795
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1796 // Map from function names to function info (subfunctions, private
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1797 // functions, class constructors, class methods, etc.)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1798 static std::map<std::string, fcn_info> fcn_table;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1799
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1800 static const scope_id xglobal_scope;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1801 static const scope_id xtop_scope;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1802
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1803 static scope_id xcurrent_scope;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1804 static scope_id xcurrent_caller_scope;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1805
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1806 // We use parent_scope to handle parsing subfunctions.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1807 static scope_id xparent_scope;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1808
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1809 // Used to handle recursive calls.
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1810 context_id xcurrent_context_this_table;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1811 static context_id xcurrent_context;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1812
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1813 static std::deque<scope_id> scope_stack;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1814
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1815 symbol_table (void)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1816 : table_name (), table (), xcurrent_context_this_table () { }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1817
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1818 ~symbol_table (void) { }
3011 2ad9af85b89b [project @ 1997-06-01 19:34:20 by jwe] jwe parents: 2979 diff changeset	1819
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1820 static symbol_table *get_instance (scope_id scope, bool create = true)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1821 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1822 symbol_table *retval = 0;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1823
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1824 bool ok = true;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1825
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1826 if (scope != xglobal_scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1827 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1828 if (scope == xcurrent_scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1829 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1830 if (! instance && create)
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1831 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1832 symbol_table *inst = new symbol_table ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1833
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1834 if (inst)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1835 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1836 all_instances[scope] = instance = inst;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1837
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1838 if (scope == xtop_scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1839 instance->do_cache_name ("top-level");
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1840 }
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1841 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1842
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1843 if (! instance)
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1844 ok = false;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1845
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1846 retval = instance;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1847 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1848 else
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1849 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1850 all_instances_iterator p = all_instances.find (scope);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1851
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1852 if (p == all_instances.end ())
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1853 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1854 if (create)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1855 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1856 retval = new symbol_table ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1857
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1858 if (retval)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1859 all_instances[scope] = retval;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1860 else
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1861 ok = false;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1862 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1863 else
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1864 ok = false;
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1865 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1866 else
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1867 retval = p->second;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1868 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1869 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1870
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1871 if (! ok)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1872 error ("unable to %s symbol_table object for scope %d!",
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1873 create ? "create" : "find", scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1874
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1875 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1876 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1877
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1878 void insert_symbol_record (const symbol_record& sr)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1879 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1880 table[sr.name ()] = sr;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1881 }
4238 a5a68c0afe56 [project @ 2002-12-25 21:04:33 by jwe] jwe parents: 4234 diff changeset	1882
4913 c8368716bab3 [project @ 2004-07-23 16:00:48 by jwe] jwe parents: 4319 diff changeset	1883 void
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1884 do_dup_scope (symbol_table& new_symbol_table) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1885 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1886 for (table_const_iterator p = table.begin (); p != table.end (); p++)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1887 new_symbol_table.insert_symbol_record (p->second.dup ());
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1888 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1889
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1890 symbol_record do_find_symbol (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1891 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1892 table_iterator p = table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1893
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1894 if (p == table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1895 return do_insert (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1896 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1897 return p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1898 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1899
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1900 void do_inherit (scope_id donor_scope, context_id donor_context)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1901 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1902 for (table_iterator p = table.begin (); p != table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1903 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1904 symbol_record& sr = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1905
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1906 std::string nm = sr.name ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1907
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1908 if (! (sr.is_automatic () \|\| sr.is_formal () \|\| nm == "__retval__"))
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1909 {
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1910 octave_value val
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1911 = symbol_table::varval (nm, donor_scope, donor_context);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1912
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1913 if (val.is_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1914 {
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1915 // Currently, inherit is always called when creating a
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1916 // new table, so it only makes sense to copy values into
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1917 // the base context (== 0), but maybe the context
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1918 // should be passed in as a parameter instead?
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1919
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1920 sr.varref (0) = val;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1921
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1922 sr.mark_inherited ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1923 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1924 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1925 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1926 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1927
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1928 octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1929 do_find (const std::string& name, tree_argument_list *args,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1930 const string_vector& arg_names,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1931 octave_value_list& evaluated_args, bool& args_evaluated,
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1932 bool skip_variables);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1933
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1934 symbol_record& do_insert (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1935 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1936 table_iterator p = table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1937
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1938 return p == table.end ()
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1939 ? (table[name] = symbol_record (name)) : p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1940 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1941
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1942 octave_value& do_varref (const std::string& name, context_id context)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1943 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1944 table_iterator p = table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1945
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1946 if (p == table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1947 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1948 symbol_record& sr = do_insert (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1949
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1950 return sr.varref (context);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1951 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1952 else
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1953 return p->second.varref (context);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1954 }
4913 c8368716bab3 [project @ 2004-07-23 16:00:48 by jwe] jwe parents: 4319 diff changeset	1955
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1956 octave_value do_varval (const std::string& name, context_id context) const
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1957 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1958 table_const_iterator p = table.find (name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1959
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1960 return (p != table.end ()) ? p->second.varval (context) : octave_value ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1961 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1962
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1963 octave_value& do_persistent_varref (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1964 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1965 persistent_table_iterator p = persistent_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1966
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1967 return (p == persistent_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1968 ? persistent_table[name] : p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1969 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1970
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1971 octave_value do_persistent_varval (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1972 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1973 persistent_table_const_iterator p = persistent_table.find (name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1974
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1975 return (p != persistent_table.end ()) ? p->second : octave_value ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1976 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1977
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1978 void do_erase_persistent (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1979 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1980 persistent_table_iterator p = persistent_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1981
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1982 if (p != persistent_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1983 persistent_table.erase (p);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1984 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1985
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1986 bool do_is_variable (const std::string& name) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1987 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1988 bool retval = false;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1989
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1990 table_const_iterator p = table.find (name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1991
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1992 if (p != table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1993 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1994 const symbol_record& sr = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1995
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1996 retval = sr.is_variable ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1997 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1998
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1999 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2000 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2001
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2002 void do_push_context (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2003 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2004 xcurrent_context = ++xcurrent_context_this_table;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2005
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2006 for (table_iterator p = table.begin (); p != table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2007 p->second.push_context ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2008 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2009
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2010 void do_pop_context (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2011 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2012 xcurrent_context = --xcurrent_context_this_table;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2013
7374 4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	2014 for (table_iterator p = table.begin (); p != table.end (); )
4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	2015 {
4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	2016 if (p->second.pop_context () == 0)
4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	2017 table.erase (p++);
4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	2018 else
4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	2019 p++;
4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	2020 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2021 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2022
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2023 void do_clear_variables (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2024 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2025 for (table_iterator p = table.begin (); p != table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2026 p->second.clear ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2027 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2028
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2029 void do_clear_global (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2030 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2031 table_iterator p = table.find (name);
4913 c8368716bab3 [project @ 2004-07-23 16:00:48 by jwe] jwe parents: 4319 diff changeset	2032
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2033 if (p != table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2034 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2035 symbol_record& sr = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2036
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2037 if (sr.is_global ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2038 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2039 global_table_iterator q = global_table.find (name);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2040
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2041 if (q != global_table.end ())
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2042 global_table.erase (q);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2043
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2044 sr.unmark_global ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2045 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2046 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2047 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2048
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2049 void do_clear_variable (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2050 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2051 table_iterator p = table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2052
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2053 if (p != table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2054 p->second.clear ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2055 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2056
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2057 void do_clear_global_pattern (const std::string& pat)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2058 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2059 glob_match pattern (pat);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2060
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2061 for (table_iterator p = table.begin (); p != table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2062 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2063 symbol_record& sr = p->second;
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2064
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2065 if (sr.is_global ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2066 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2067 if (pattern.match (sr.name ()))
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2068 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2069 global_table_iterator q = global_table.find (sr.name ());
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2070
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2071 if (q != global_table.end ())
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2072 global_table.erase (q);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2073
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2074 sr.unmark_global ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2075 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2076 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2077 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2078 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2079
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2080 void do_clear_variable_pattern (const std::string& pat)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2081 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2082 glob_match pattern (pat);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2083
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2084 for (table_iterator p = table.begin (); p != table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2085 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2086 symbol_record& sr = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2087
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2088 if (sr.is_defined () \|\| sr.is_global ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2089 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2090 if (pattern.match (sr.name ()))
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2091 sr.clear ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2092 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2093 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2094 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2095
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2096 void do_clear_variable_regexp (const std::string& pat)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2097 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2098 regex_match pattern (pat);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2099
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2100 for (table_iterator p = table.begin (); p != table.end (); p++)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2101 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2102 symbol_record& sr = p->second;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2103
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2104 if (sr.is_defined () \|\| sr.is_global ())
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2105 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2106 if (pattern.match (sr.name ()))
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2107 sr.clear ();
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2108 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2109 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2110 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2111
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2112 void do_mark_hidden (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2113 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2114 table_iterator p = table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2115
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2116 if (p != table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2117 p->second.mark_hidden ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2118 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2119
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2120 void do_mark_global (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2121 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2122 table_iterator p = table.find (name);
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2123
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2124 if (p != table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2125 p->second.mark_global ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2126 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2127
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	2128 std::list<symbol_record>
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	2129 do_all_variables (context_id context, bool defined_only) const
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2130 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2131 std::list<symbol_record> retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2132
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2133 for (table_const_iterator p = table.begin (); p != table.end (); p++)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2134 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2135 const symbol_record& sr = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2136
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	2137 if (defined_only && ! sr.is_defined (context))
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2138 continue;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2139
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2140 retval.push_back (sr);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2141 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2142
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2143 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2144 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2145
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2146 std::list<symbol_record> do_glob (const std::string& pattern,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2147 bool vars_only = false) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2148 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2149 std::list<symbol_record> retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2150
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2151 glob_match pat (pattern);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2152
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2153 for (table_const_iterator p = table.begin (); p != table.end (); p++)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2154 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2155 if (pat.match (p->first))
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2156 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2157 const symbol_record& sr = p->second;
1962 d329b8ea86e8 [project @ 1996-02-16 04:24:22 by jwe] jwe parents: 1884 diff changeset	2158
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2159 if (vars_only && ! sr.is_variable ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2160 continue;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2161
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2162 retval.push_back (sr);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2163 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2164 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2165
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2166 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2167 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2168
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2169 std::list<symbol_record> do_regexp (const std::string& pattern,
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2170 bool vars_only = false) const
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2171 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2172 std::list<symbol_record> retval;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2173
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2174 regex_match pat (pattern);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2175
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2176 for (table_const_iterator p = table.begin (); p != table.end (); p++)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2177 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2178 if (pat.match (p->first))
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2179 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2180 const symbol_record& sr = p->second;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2181
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2182 if (vars_only && ! sr.is_variable ())
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2183 continue;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2184
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2185 retval.push_back (sr);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2186 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2187 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2188
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2189 return retval;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2190 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2191
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2192 std::list<std::string> do_variable_names (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2193 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2194 std::list<std::string> retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2195
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2196 for (table_const_iterator p = table.begin (); p != table.end (); p++)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2197 retval.push_back (p->first);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2198
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2199 retval.sort ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2200
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2201 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2202 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2203
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2204 static std::map<std::string, octave_value>
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2205 subfunctions_defined_in_scope (scope_id scope = xcurrent_scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2206 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2207 std::map<std::string, octave_value> retval;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2208
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2209 for (fcn_table_const_iterator p = fcn_table.begin ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2210 p != fcn_table.end (); p++)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2211 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2212 std::pair<std::string, octave_value> tmp
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2213 = p->second.subfunction_defined_in_scope (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2214
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2215 std::string nm = tmp.first;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2216
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2217 if (! nm.empty ())
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2218 retval[nm] = tmp.second;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2219 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2220
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2221 return retval;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2222 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2223
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2224 bool do_is_local_variable (const std::string& name) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2225 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2226 table_const_iterator p = table.find (name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2227
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2228 return (p != table.end ()
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2229 && ! p->second.is_global ()
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2230 && p->second.is_defined ());
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2231 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2232
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2233 bool do_is_global (const std::string& name) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2234 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2235 table_const_iterator p = table.find (name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2236
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2237 return p != table.end () && p->second.is_global ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2238 }
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2239
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2240 void do_dump (std::ostream& os);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2241
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2242 void do_cache_name (const std::string& name) { table_name = name; }
3011 2ad9af85b89b [project @ 1997-06-01 19:34:20 by jwe] jwe parents: 2979 diff changeset	2243 };
2790 ecc1a12678de [project @ 1997-03-05 02:47:54 by jwe] jwe parents: 2404 diff changeset	2244
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2245 extern bool out_of_date_check (octave_value& function);
4913 c8368716bab3 [project @ 2004-07-23 16:00:48 by jwe] jwe parents: 4319 diff changeset	2246
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2247 #endif
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2248
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2249 /*
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2250 ;;; Local Variables: ***
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2251 ;;; mode: C++ ***
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2252 ;;; End: ***
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2253 */

Mercurial > hg > octave-nkf

annotate src/symtab.h @ 7779:791231dac333