Mercurial > octave

annotate libinterp/corefcn/oct-errno.h @ 29358:0a5b15007766 stable

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
update Octave Project Developers copyright for the new year In files that have the "Octave Project Developers" copyright notice, update for 2021.
author John W. Eaton <jwe@octave.org>
date Wed, 10 Feb 2021 09:52:15 -0500
parents bd51beb6205e
children b7727b8533d8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
27923
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
1 ////////////////////////////////////////////////////////////////////////
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
2 //
29358
0a5b15007766 update Octave Project Developers copyright for the new year
John W. Eaton <jwe@octave.org>
parents: 27923
diff changeset
3 // Copyright (C) 2005-2021 The Octave Project Developers
27923
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
4 //
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
5 // See the file COPYRIGHT.md in the top-level directory of this
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
6 // distribution or <https://octave.org/copyright/>.
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
7 //
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
8 // This file is part of Octave.
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
9 //
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
10 // Octave is free software: you can redistribute it and/or modify it
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
11 // under the terms of the GNU General Public License as published by
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
12 // the Free Software Foundation, either version 3 of the License, or
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
13 // (at your option) any later version.
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
14 //
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
15 // Octave is distributed in the hope that it will be useful, but
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
16 // WITHOUT ANY WARRANTY; without even the implied warranty of
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
17 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
18 // GNU General Public License for more details.
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
19 //
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
20 // You should have received a copy of the GNU General Public License
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
21 // along with Octave; see the file COPYING. If not, see
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
22 // <https://www.gnu.org/licenses/>.
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
23 //
bd51beb6205e update formatting of copyright notices
John W. Eaton <jwe@octave.org>
parents: 27919
diff changeset
24 ////////////////////////////////////////////////////////////////////////
5465
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
25
20791
f7084eae3318 maint: Use Octave coding conventions for #if statements.
Rik <rik@octave.org>
parents: 19697
diff changeset
26 #if ! defined (octave_oct_errno_h)
17822
ebb3ef964372 maint: Use common #define syntax "octave_filename_h" in h_files.
Rik <rik@octave.org>
parents: 17744
diff changeset
27 #define octave_oct_errno_h 1
5465
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
28
21244
1473547f50f5 include octave-config.h in public header files
John W. Eaton <jwe@octave.org>
parents: 20791
diff changeset
29 #include "octave-config.h"
1473547f50f5 include octave-config.h in public header files
John W. Eaton <jwe@octave.org>
parents: 20791
diff changeset
30
8020
1d2bcc163c4d oct-errno.h: include <cerrno>
John W. Eaton <jwe@octave.org>
parents: 7017
diff changeset
31 #include <cerrno>
5465
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
32 #include <map>
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
33 #include <string>
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
34
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
35 #include "oct-map.h"
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
36
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
37 class
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
38 octave_errno
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
39 {
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
40 protected:
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
41
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
42 octave_errno (void);
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
43
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
44 public:
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
45
22868
87e3163f6c87 use c++11 "= default" syntax for declaration of trivial destructors
John W. Eaton <jwe@octave.org>
parents: 22755
diff changeset
46 ~octave_errno (void) = default;
5465
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
47
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
48 static bool instance_ok (void);
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
49
23795
980f39c3ab90 Use C++11 nullptr rather than 0 in code (bug #51565).
Rik <rik@octave.org>
parents: 23461
diff changeset
50 static void cleanup_instance (void) { delete instance; instance = nullptr; }
13992
e1f76bfe0452 apply singleton_cleanup to a few more classes
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
51
5465
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
52 static int lookup (const std::string& name);
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
53
11057
4d9f310b32bb replace Octave_map->octave_map in oct-errno
Jaroslav Hajek <highegg@gmail.com>
parents: 10160
diff changeset
54 static octave_scalar_map list (void);
5465
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
55
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
56 static int get (void) { return errno; }
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
57
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
58 static int set (int val)
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
59 {
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
60 int retval = errno;
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
61 errno = val;
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
62 return retval;
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
63 }
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
64
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
65 private:
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
66
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
67 std::map<std::string, int> errno_tbl;
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
68
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
69 static octave_errno *instance;
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
70
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
71 int do_lookup (const std::string& name);
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
72
11057
4d9f310b32bb replace Octave_map->octave_map in oct-errno
Jaroslav Hajek <highegg@gmail.com>
parents: 10160
diff changeset
73 octave_scalar_map do_list (void);
5465
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
74 };
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
75
d6163c0effd5 [project @ 2005-09-23 15:42:48 by jwe]
jwe
parents:
diff changeset
76 #endif