Mercurial > octave-nkf

annotate src/pt-misc.cc @ 10832:1b2fcd122c6a

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
allow user detect ignored outputs in m-functions
author Jaroslav Hajek <highegg@gmail.com>
date Thu, 29 Jul 2010 12:45:23 +0200
parents 57a59eae83cc
children 80cf5bf4232c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
1 /*
91e2164fb1b2 [project @ 1994-08-03 20:06:54 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) 1994, 1995, 1996, 1997, 1999, 2000, 2002, 2003, 2004,
8920
eb63fbe60fab update copyright notices
John W. Eaton <jwe@octave.org>
parents: 8913
diff changeset
4 2005, 2006, 2007, 2008, 2009 John W. Eaton
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
5
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
6 This file is part of Octave.
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
7
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
8 Octave is free software; you can redistribute it and/or modify it
91e2164fb1b2 [project @ 1994-08-03 20:06:54 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: 6215
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: 6215
diff changeset
11 option) any later version.
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
12
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
13 Octave is distributed in the hope that it will be useful, but WITHOUT
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
16 for more details.
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
17
91e2164fb1b2 [project @ 1994-08-03 20:06:54 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: 6215
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: 6215
diff changeset
20 <http://www.gnu.org/licenses/>.
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
21
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
22 */
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
23
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
24 #ifdef HAVE_CONFIG_H
1192
b6360f2d4fa6 [project @ 1995-03-30 21:38:35 by jwe]
jwe
parents: 1127
diff changeset
25 #include <config.h>
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
26 #endif
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
27
5848
415ae81d331b [project @ 2006-06-08 20:37:29 by jwe]
jwe
parents: 5781
diff changeset
28 #include "Cell.h"
415ae81d331b [project @ 2006-06-08 20:37:29 by jwe]
jwe
parents: 5781
diff changeset
29
4466
b18007283045 [project @ 2003-07-15 11:43:28 by jwe]
jwe
parents: 4465
diff changeset
30 #include "defun.h"
2982
20f5cec4f11c [project @ 1997-05-16 03:29:26 by jwe]
jwe
parents: 2979
diff changeset
31 #include "error.h"
20f5cec4f11c [project @ 1997-05-16 03:29:26 by jwe]
jwe
parents: 2979
diff changeset
32 #include "ov.h"
20f5cec4f11c [project @ 1997-05-16 03:29:26 by jwe]
jwe
parents: 2979
diff changeset
33 #include "oct-lvalue.h"
20f5cec4f11c [project @ 1997-05-16 03:29:26 by jwe]
jwe
parents: 2979
diff changeset
34 #include "pt-id.h"
20f5cec4f11c [project @ 1997-05-16 03:29:26 by jwe]
jwe
parents: 2979
diff changeset
35 #include "pt-idx.h"
20f5cec4f11c [project @ 1997-05-16 03:29:26 by jwe]
jwe
parents: 2979
diff changeset
36 #include "pt-misc.h"
20f5cec4f11c [project @ 1997-05-16 03:29:26 by jwe]
jwe
parents: 2979
diff changeset
37 #include "pt-walk.h"
4466
b18007283045 [project @ 2003-07-15 11:43:28 by jwe]
jwe
parents: 4465
diff changeset
38 #include "utils.h"
b18007283045 [project @ 2003-07-15 11:43:28 by jwe]
jwe
parents: 4465
diff changeset
39
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
40 // Parameter lists.
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
41
1742
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
42 tree_parameter_list::~tree_parameter_list (void)
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
43 {
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
44 while (! empty ())
1742
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
45 {
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
46 iterator p = begin ();
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
47 delete *p;
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
48 erase (p);
1742
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
49 }
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
50 }
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
51
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
52 void
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
53 tree_parameter_list::mark_as_formal_parameters (void)
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
54 {
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
55 for (iterator p = begin (); p != end (); p++)
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
56 {
6215
516d3071b34c [project @ 2006-12-15 03:24:12 by jwe]
jwe
parents: 5861
diff changeset
57 tree_decl_elt *elt = *p;
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
58 elt->mark_as_formal_parameter ();
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
59 }
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
60 }
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
61
7587
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
62 bool
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
63 tree_parameter_list::validate (in_or_out type)
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
64 {
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
65 bool retval = true;
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
66
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
67 std::set<std::string> dict;
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
68
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
69 for (iterator p = begin (); p != end (); p++)
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
70 {
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
71 tree_decl_elt *elt = *p;
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
72
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
73 tree_identifier *id = elt->ident ();
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
74
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
75 if (id)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
76 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
77 std::string name = id->name ();
7587
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
78
10206
37a08e0ce2dc support Matlab-style empty output/input arguments
Jaroslav Hajek <highegg@gmail.com>
parents: 10160
diff changeset
79 if (id->is_black_hole ())
37a08e0ce2dc support Matlab-style empty output/input arguments
Jaroslav Hajek <highegg@gmail.com>
parents: 10160
diff changeset
80 {
37a08e0ce2dc support Matlab-style empty output/input arguments
Jaroslav Hajek <highegg@gmail.com>
parents: 10160
diff changeset
81 if (type != in)
37a08e0ce2dc support Matlab-style empty output/input arguments
Jaroslav Hajek <highegg@gmail.com>
parents: 10160
diff changeset
82 error ("invalid use of ~ in output list");
37a08e0ce2dc support Matlab-style empty output/input arguments
Jaroslav Hajek <highegg@gmail.com>
parents: 10160
diff changeset
83 }
37a08e0ce2dc support Matlab-style empty output/input arguments
Jaroslav Hajek <highegg@gmail.com>
parents: 10160
diff changeset
84 else if (dict.find (name) != dict.end ())
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
85 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
86 retval = false;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
87 error ("`%s' appears more than once in parameter list",
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
88 name.c_str ());
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
89 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
90 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
91 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
92 dict.insert (name);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
93 }
7587
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
94 }
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
95
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
96 if (! error_state)
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
97 {
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
98 std::string va_type = (type == in ? "varargin" : "varargout");
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
99
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
100 size_t len = length ();
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
101
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
102 if (len > 0)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
103 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
104 tree_decl_elt *elt = back ();
7587
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
105
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
106 tree_identifier *id = elt->ident ();
7587
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
107
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
108 if (id && id->name () == va_type)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
109 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
110 if (len == 1)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
111 mark_varargs_only ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
112 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
113 mark_varargs ();
7587
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
114
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
115 iterator p = end ();
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
116 --p;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
117 delete *p;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
118 erase (p);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
119 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
120 }
7587
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
121 }
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
122
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
123 return retval;
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
124 }
1f662945c2be handle varargin and varargout without keywords
John W. Eaton <jwe@octave.org>
parents: 7336
diff changeset
125
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
126 void
4466
b18007283045 [project @ 2003-07-15 11:43:28 by jwe]
jwe
parents: 4465
diff changeset
127 tree_parameter_list::initialize_undefined_elements (const std::string& warnfor,
10832
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
128 int nargout, const octave_value& val)
1093
51fd9e40a7f7 [project @ 1995-02-03 21:57:34 by jwe]
jwe
parents: 1063
diff changeset
129 {
4466
b18007283045 [project @ 2003-07-15 11:43:28 by jwe]
jwe
parents: 4465
diff changeset
130 bool warned = false;
b18007283045 [project @ 2003-07-15 11:43:28 by jwe]
jwe
parents: 4465
diff changeset
131
b18007283045 [project @ 2003-07-15 11:43:28 by jwe]
jwe
parents: 4465
diff changeset
132 int count = 0;
b18007283045 [project @ 2003-07-15 11:43:28 by jwe]
jwe
parents: 4465
diff changeset
133
10832
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
134 octave_value tmp = symbol_table::varval (".ignored.");
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
135 const Matrix ignored = tmp.is_defined () ? tmp.matrix_value () : Matrix ();
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
136
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
137 octave_idx_type k = 0;
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
138
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
139 for (iterator p = begin (); p != end (); p++)
1093
51fd9e40a7f7 [project @ 1995-02-03 21:57:34 by jwe]
jwe
parents: 1063
diff changeset
140 {
4466
b18007283045 [project @ 2003-07-15 11:43:28 by jwe]
jwe
parents: 4465
diff changeset
141 if (++count > nargout)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
142 break;
4466
b18007283045 [project @ 2003-07-15 11:43:28 by jwe]
jwe
parents: 4465
diff changeset
143
6215
516d3071b34c [project @ 2006-12-15 03:24:12 by jwe]
jwe
parents: 5861
diff changeset
144 tree_decl_elt *elt = *p;
2948
56be458e237f [project @ 1997-05-09 13:37:35 by jwe]
jwe
parents: 2942
diff changeset
145
7336
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe]
jwe
parents: 7017
diff changeset
146 if (! elt->is_variable ())
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
147 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
148 if (! warned)
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
149 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
150 warned = true;
5781
faafc2d98b8d [project @ 2006-05-02 19:40:19 by jwe]
jwe
parents: 5307
diff changeset
151
10832
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
152 while (k < ignored.numel ())
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
153 {
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
154 octave_idx_type l = ignored (k);
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
155 if (l == count)
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
156 {
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
157 warned = false;
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
158 break;
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
159 }
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
160 else if (l > count)
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
161 break;
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
162 else
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
163 k++;
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
164 }
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
165
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
166 if (warned)
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
167 {
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
168 warning_with_id
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
169 ("Octave:undefined-return-values",
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
170 "%s: some elements in list of return values are undefined",
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
171 warnfor.c_str ());
1b2fcd122c6a allow user detect ignored outputs in m-functions
Jaroslav Hajek <highegg@gmail.com>
parents: 10315
diff changeset
172 }
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
173 }
4466
b18007283045 [project @ 2003-07-15 11:43:28 by jwe]
jwe
parents: 4465
diff changeset
174
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
175 octave_lvalue tmp = elt->lvalue ();
2973
ef3379196bcf [project @ 1997-05-15 19:27:38 by jwe]
jwe
parents: 2959
diff changeset
176
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
177 tmp.assign (octave_value::op_asn_eq, val);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
178 }
1093
51fd9e40a7f7 [project @ 1995-02-03 21:57:34 by jwe]
jwe
parents: 1063
diff changeset
179 }
51fd9e40a7f7 [project @ 1995-02-03 21:57:34 by jwe]
jwe
parents: 1063
diff changeset
180 }
51fd9e40a7f7 [project @ 1995-02-03 21:57:34 by jwe]
jwe
parents: 1063
diff changeset
181
51fd9e40a7f7 [project @ 1995-02-03 21:57:34 by jwe]
jwe
parents: 1063
diff changeset
182 void
2086
bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe]
jwe
parents: 1996
diff changeset
183 tree_parameter_list::define_from_arg_vector (const octave_value_list& args)
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
184 {
712
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe]
jwe
parents: 672
diff changeset
185 int nargin = args.length ();
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe]
jwe
parents: 672
diff changeset
186
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe]
jwe
parents: 672
diff changeset
187 int expected_nargin = length ();
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
188
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
189 iterator p = begin ();
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
190
712
36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe]
jwe
parents: 672
diff changeset
191 for (int i = 0; i < expected_nargin; i++)
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
192 {
6215
516d3071b34c [project @ 2006-12-15 03:24:12 by jwe]
jwe
parents: 5861
diff changeset
193 tree_decl_elt *elt = *p++;
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
194
2979
a3556d2adec9 [project @ 1997-05-15 22:35:37 by jwe]
jwe
parents: 2973
diff changeset
195 octave_lvalue ref = elt->lvalue ();
2959
5d1b71cd39f7 [project @ 1997-05-11 22:53:12 by jwe]
jwe
parents: 2956
diff changeset
196
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
197 if (i < nargin)
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
198 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
199 if (args(i).is_defined () && args(i).is_magic_colon ())
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
200 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
201 if (! elt->eval ())
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
202 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
203 ::error ("no default value for argument %d\n", i+1);
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
204 return;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
205 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
206 }
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
207 else
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
208 ref.define (args(i));
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
209 }
2891
1a30f46e1870 [project @ 1997-04-28 01:49:00 by jwe]
jwe
parents: 2878
diff changeset
210 else
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
211 elt->eval ();
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
212 }
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
213 }
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
214
3239
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
215 void
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
216 tree_parameter_list::undefine (void)
3239
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
217 {
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
218 int len = length ();
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
219
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
220 iterator p = begin ();
3239
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
221
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
222 for (int i = 0; i < len; i++)
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
223 {
6215
516d3071b34c [project @ 2006-12-15 03:24:12 by jwe]
jwe
parents: 5861
diff changeset
224 tree_decl_elt *elt = *p++;
3239
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
225
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
226 octave_lvalue ref = elt->lvalue ();
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
227
3538
0ff7323dab8b [project @ 2000-02-02 12:36:25 by jwe]
jwe
parents: 3239
diff changeset
228 ref.assign (octave_value::op_asn_eq, octave_value ());
3239
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
229 }
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
230 }
d54ef0aa6e82 [project @ 1999-03-27 17:40:45 by jwe]
jwe
parents: 2982
diff changeset
231
2086
bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe]
jwe
parents: 1996
diff changeset
232 octave_value_list
9644
080e11f1b0c1 don't return undefined output values from user functions
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
233 tree_parameter_list::convert_to_const_vector (int nargout,
080e11f1b0c1 don't return undefined output values from user functions
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
234 const Cell& varargout)
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
235 {
5848
415ae81d331b [project @ 2006-06-08 20:37:29 by jwe]
jwe
parents: 5781
diff changeset
236 octave_idx_type vlen = varargout.numel ();
9691
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
237 int len = length ();
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
238
9644
080e11f1b0c1 don't return undefined output values from user functions
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
239 // Special case. Will do a shallow copy.
9691
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
240 if (len == 0)
9644
080e11f1b0c1 don't return undefined output values from user functions
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
241 return varargout;
9691
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
242 else if (nargout <= len)
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
243 {
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
244 octave_value_list retval (nargout);
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
245
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
246 int i = 0;
723
1c072f20b522 [project @ 1994-09-21 16:00:10 by jwe]
jwe
parents: 712
diff changeset
247
9691
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
248 for (iterator p = begin (); p != end (); p++)
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
249 {
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
250 tree_decl_elt *elt = *p;
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
251 if (elt->is_defined ())
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
252 retval(i++) = elt->rvalue1 ();
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
253 else
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
254 break;
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
255 }
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
256
9691
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
257 return retval;
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
258 }
9691
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
259 else
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
260 {
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
261 octave_value_list retval (len + vlen);
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
262
9691
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
263 int i = 0;
9644
080e11f1b0c1 don't return undefined output values from user functions
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
264
9691
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
265 for (iterator p = begin (); p != end (); p++)
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
266 {
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
267 tree_decl_elt *elt = *p;
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
268 retval(i++) = elt->rvalue1 ();
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
269 }
723
1c072f20b522 [project @ 1994-09-21 16:00:10 by jwe]
jwe
parents: 712
diff changeset
270
9691
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
271 for (octave_idx_type j = 0; j < vlen; j++)
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
272 retval(i++) = varargout(j);
9644
080e11f1b0c1 don't return undefined output values from user functions
Jaroslav Hajek <highegg@gmail.com>
parents: 8920
diff changeset
273
9691
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
274 return retval;
318e0cdd31bd improve OOP subsref handling
Jaroslav Hajek <highegg@gmail.com>
parents: 9644
diff changeset
275 }
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
276 }
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
277
1827
effa9400766f [project @ 1996-02-02 14:07:51 by jwe]
jwe
parents: 1742
diff changeset
278 bool
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
279 tree_parameter_list::is_defined (void)
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
280 {
1827
effa9400766f [project @ 1996-02-02 14:07:51 by jwe]
jwe
parents: 1742
diff changeset
281 bool status = true;
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
282
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
283 for (iterator p = begin (); p != end (); p++)
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
284 {
6215
516d3071b34c [project @ 2006-12-15 03:24:12 by jwe]
jwe
parents: 5861
diff changeset
285 tree_decl_elt *elt = *p;
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
286
7336
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe]
jwe
parents: 7017
diff changeset
287 if (! elt->is_variable ())
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
288 {
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
289 status = false;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
290 break;
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
291 }
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
292 }
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
293
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
294 return status;
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
295 }
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
296
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
297 tree_parameter_list *
7767
71f068b22fcc scope and context fixes for function handles
John W. Eaton <jwe@octave.org>
parents: 7587
diff changeset
298 tree_parameter_list::dup (symbol_table::scope_id scope,
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
299 symbol_table::context_id context) const
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
300 {
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
301 tree_parameter_list *new_list = new tree_parameter_list ();
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
302
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
303 if (takes_varargs ())
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
304 new_list->mark_varargs ();
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
305
8913
35cd375d4bb3 make tree::dup functions const
John W. Eaton <jwe@octave.org>
parents: 8658
diff changeset
306 for (const_iterator p = begin (); p != end (); p++)
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
307 {
8913
35cd375d4bb3 make tree::dup functions const
John W. Eaton <jwe@octave.org>
parents: 8658
diff changeset
308 const tree_decl_elt *elt = *p;
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
309
7767
71f068b22fcc scope and context fixes for function handles
John W. Eaton <jwe@octave.org>
parents: 7587
diff changeset
310 new_list->append (elt->dup (scope, context));
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
311 }
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
312
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
313 return new_list;
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
314 }
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
315
577
91e2164fb1b2 [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents:
diff changeset
316 void
2124
97a566037a75 [project @ 1996-05-12 07:16:36 by jwe]
jwe
parents: 2095
diff changeset
317 tree_parameter_list::accept (tree_walker& tw)
581
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
318 {
2124
97a566037a75 [project @ 1996-05-12 07:16:36 by jwe]
jwe
parents: 2095
diff changeset
319 tw.visit_parameter_list (*this);
581
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
320 }
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
321
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
322 // Return lists.
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
323
1742
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
324 tree_return_list::~tree_return_list (void)
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
325 {
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
326 while (! empty ())
1742
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
327 {
4219
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
328 iterator p = begin ();
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
329 delete *p;
23d06c9e1edd [project @ 2002-12-06 21:29:17 by jwe]
jwe
parents: 4212
diff changeset
330 erase (p);
1742
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
331 }
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
332 }
a02f140ed897 [project @ 1996-01-12 11:09:39 by jwe]
jwe
parents: 1670
diff changeset
333
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
334 tree_return_list *
7767
71f068b22fcc scope and context fixes for function handles
John W. Eaton <jwe@octave.org>
parents: 7587
diff changeset
335 tree_return_list::dup (symbol_table::scope_id scope,
10315
57a59eae83cc untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents: 10206
diff changeset
336 symbol_table::context_id context) const
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
337 {
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
338 tree_return_list *new_list = new tree_return_list ();
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
339
8913
35cd375d4bb3 make tree::dup functions const
John W. Eaton <jwe@octave.org>
parents: 8658
diff changeset
340 for (const_iterator p = begin (); p != end (); p++)
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
341 {
8913
35cd375d4bb3 make tree::dup functions const
John W. Eaton <jwe@octave.org>
parents: 8658
diff changeset
342 const tree_index_expression *elt = *p;
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
343
7767
71f068b22fcc scope and context fixes for function handles
John W. Eaton <jwe@octave.org>
parents: 7587
diff changeset
344 new_list->append (elt->dup (scope, context));
5861
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
345 }
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
346
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
347 return new_list;
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
348 }
2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe]
jwe
parents: 5848
diff changeset
349
581
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
350 void
2124
97a566037a75 [project @ 1996-05-12 07:16:36 by jwe]
jwe
parents: 2095
diff changeset
351 tree_return_list::accept (tree_walker& tw)
581
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
352 {
2124
97a566037a75 [project @ 1996-05-12 07:16:36 by jwe]
jwe
parents: 2095
diff changeset
353 tw.visit_return_list (*this);
581
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 577
diff changeset
354 }