Mercurial > hg > octave-nkf

annotate liboctave/lo-utils.h @ 10509:ddbd812d09aa

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
properly compress sparse matrices after assembly
author Jaroslav Hajek <highegg@gmail.com>
date Mon, 12 Apr 2010 12:57:44 +0200
parents 65d5776379c3
children aca961a3f387
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1967
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
1 /*
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 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) 1996, 1997, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
8920
eb63fbe60fab update copyright notices
John W. Eaton <jwe@octave.org>
parents: 7789
diff changeset
4 2007, 2008 John W. Eaton
1967
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
5
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
6 This file is part of Octave.
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
7
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
8 Octave is free software; you can redistribute it and/or modify it
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 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: 6111
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: 6111
diff changeset
11 option) any later version.
1967
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
12
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
13 Octave is distributed in the hope that it will be useful, but WITHOUT
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
16 for more details.
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
17
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 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: 6111
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: 6111
diff changeset
20 <http://www.gnu.org/licenses/>.
1967
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
21
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
22 */
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
23
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
24 #if !defined (octave_liboctave_utils_h)
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
25 #define octave_liboctave_utils_h 1
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
26
2926
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe]
jwe
parents: 2847
diff changeset
27 #include <cstdio>
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe]
jwe
parents: 2847
diff changeset
28
9469
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
29 #include <iostream>
2926
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe]
jwe
parents: 2847
diff changeset
30 #include <string>
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe]
jwe
parents: 2847
diff changeset
31
4130
7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe]
jwe
parents: 3970
diff changeset
32 #include "oct-cmplx.h"
5453
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe]
jwe
parents: 5451
diff changeset
33 #include "syswait.h"
4130
7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe]
jwe
parents: 3970
diff changeset
34
6108
143b556ce725 [project @ 2006-10-27 01:45:54 by jwe]
jwe
parents: 5453
diff changeset
35 extern OCTAVE_API octave_idx_type NINTbig (double x);
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7017
diff changeset
36 extern OCTAVE_API octave_idx_type NINTbig (float x);
6108
143b556ce725 [project @ 2006-10-27 01:45:54 by jwe]
jwe
parents: 5453
diff changeset
37 extern OCTAVE_API int NINT (double x);
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7017
diff changeset
38 extern OCTAVE_API int NINT (float x);
6108
143b556ce725 [project @ 2006-10-27 01:45:54 by jwe]
jwe
parents: 5453
diff changeset
39 extern OCTAVE_API double D_NINT (double x);
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7017
diff changeset
40 extern OCTAVE_API float F_NINT (float x);
1967
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
41
6108
143b556ce725 [project @ 2006-10-27 01:45:54 by jwe]
jwe
parents: 5453
diff changeset
42 extern OCTAVE_API char *strsave (const char *);
2926
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe]
jwe
parents: 2847
diff changeset
43
10180
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
44 extern OCTAVE_API void
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
45 octave_putenv (const std::string&, const std::string&);
2926
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe]
jwe
parents: 2847
diff changeset
46
6108
143b556ce725 [project @ 2006-10-27 01:45:54 by jwe]
jwe
parents: 5453
diff changeset
47 extern OCTAVE_API std::string octave_fgets (std::FILE *);
143b556ce725 [project @ 2006-10-27 01:45:54 by jwe]
jwe
parents: 5453
diff changeset
48 extern OCTAVE_API std::string octave_fgetl (std::FILE *);
2926
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe]
jwe
parents: 2847
diff changeset
49
6108
143b556ce725 [project @ 2006-10-27 01:45:54 by jwe]
jwe
parents: 5453
diff changeset
50 extern OCTAVE_API std::string octave_fgets (std::FILE *, bool& eof);
143b556ce725 [project @ 2006-10-27 01:45:54 by jwe]
jwe
parents: 5453
diff changeset
51 extern OCTAVE_API std::string octave_fgetl (std::FILE *, bool& eof);
3970
4f884e25aab9 [project @ 2002-07-02 04:14:35 by jwe]
jwe
parents: 3803
diff changeset
52
6108
143b556ce725 [project @ 2006-10-27 01:45:54 by jwe]
jwe
parents: 5453
diff changeset
53 extern "C" OCTAVE_API int octave_gethostname (char *, int);
3803
63c75bc3db82 [project @ 2001-02-28 08:24:40 by jwe]
jwe
parents: 3706
diff changeset
54
10180
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
55 extern "C" OCTAVE_API void
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
56 octave_qsort (void *base, size_t n, size_t size,
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
57 int (*cmp) (const void *, const void *));
3613
0a93682f89c8 [project @ 2000-03-17 10:58:25 by jwe]
jwe
parents: 3504
diff changeset
58
10180
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
59 extern "C" OCTAVE_API int
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
60 octave_strcasecmp (const char *s1, const char *s2);
3706
6581e686f83f [project @ 2000-07-25 05:30:02 by jwe]
jwe
parents: 3613
diff changeset
61
10180
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
62 extern "C" OCTAVE_API int
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
63 octave_strncasecmp (const char *s1, const char *s2, size_t n);
6111
ed81d74118bb [project @ 2006-10-27 02:43:23 by jwe]
jwe
parents: 6108
diff changeset
64
9469
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
65 template <typename T>
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
66 T
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
67 octave_read_value (std::istream& is)
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
68 {
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
69 T retval;
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
70 is >> retval;
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
71 return retval;
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
72 }
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
73
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
74 template <> OCTAVE_API double octave_read_value (std::istream& is);
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
75 template <> OCTAVE_API Complex octave_read_value (std::istream& is);
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
76 template <> OCTAVE_API float octave_read_value (std::istream& is);
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
77 template <> OCTAVE_API FloatComplex octave_read_value (std::istream& is);
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
78
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
79 // The next four functions are provided for backward compatibility.
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
80 inline double
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
81 octave_read_double (std::istream& is)
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
82 {
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
83 return octave_read_value<double> (is);
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
84 }
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
85
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
86 inline Complex
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
87 octave_read_complex (std::istream& is)
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
88 {
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
89 return octave_read_value<Complex> (is);
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
90 }
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
91
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
92 inline float
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
93 octave_read_float (std::istream& is)
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
94 {
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
95 return octave_read_value<float> (is);
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
96 }
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
97
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
98 inline FloatComplex
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
99 octave_read_float_complex (std::istream& is)
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
100 {
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
101 return octave_read_value<FloatComplex> (is);
c6edba80dfae sanity checks for loading sparse matrices
John W. Eaton <jwe@octave.org>
parents: 8950
diff changeset
102 }
4130
7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe]
jwe
parents: 3970
diff changeset
103
10180
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
104 extern OCTAVE_API void
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
105 octave_write_double (std::ostream& os, double dval);
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
106
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
107 extern OCTAVE_API void
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
108 octave_write_complex (std::ostream& os, const Complex& cval);
4130
7d9bda865012 [project @ 2002-10-28 21:05:30 by jwe]
jwe
parents: 3970
diff changeset
109
10180
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
110 extern OCTAVE_API void
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
111 octave_write_float (std::ostream& os, float dval);
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
112
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
113 extern OCTAVE_API void
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
114 octave_write_float_complex (std::ostream& os, const FloatComplex& cval);
7789
82be108cc558 First attempt at single precision tyeps
David Bateman <dbateman@free.fr>
parents: 7017
diff changeset
115
5451
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe]
jwe
parents: 5307
diff changeset
116 #ifdef HAVE_LOADLIBRARY_API
10346
65d5776379c3 Reduce the amount of stuff included by windows.h and avoid min/max being #define-d
Michael Goffioul <michael.goffioul@gmail.com>
parents: 10239
diff changeset
117 #define WIN32_LEAN_AND_MEAN
5451
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe]
jwe
parents: 5307
diff changeset
118 #include <windows.h>
10180
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
119 extern "C" OCTAVE_API void *
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
120 octave_w32_library_search (HINSTANCE handle, const char *name);
1967
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
121 #endif
4cb6aaa0f2c7 [project @ 1996-02-17 02:54:24 by jwe]
jwe
parents:
diff changeset
122
10180
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
123 extern "C" OCTAVE_API pid_t
be952ce74023 bootstrap.conf fixes
John W. Eaton <jwe@octave.org>
parents: 10178
diff changeset
124 octave_waitpid (pid_t pid, int *status, int options);
10346
65d5776379c3 Reduce the amount of stuff included by windows.h and avoid min/max being #define-d
Michael Goffioul <michael.goffioul@gmail.com>
parents: 10239
diff changeset
125
65d5776379c3 Reduce the amount of stuff included by windows.h and avoid min/max being #define-d
Michael Goffioul <michael.goffioul@gmail.com>
parents: 10239
diff changeset
126 #endif