octave-nkf: libinterp/corefcn/sysdep.cc annotate

annotate libinterp/corefcn/sysdep.cc @ 19201:6f0290863d50

Add new function unsetenv from gnulib to Octave. * NEWS: Announce new function. * bootstrap.conf: Pull unsetenv from gnulib. * sysdep.cc (Fgetenv): Add seealso references to setenv, unsetenv. * sysdep.cc (Fsetenv): Rename from Fputenv. Change DEFALIAS to be from setenv to putenv. Redo docstring. Use unsetenv in BIST tests to get rid of temporary environment variable. * sysdep.cc (Funsetenv): New function. * system.txi: Add unsetenv to manual.

author	Rik <rik@octave.org>
date	Sat, 27 Sep 2014 12:26:57 -0700
parents	7bccc182e2f7
children	efccb2a65b9a

rev	line source
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	1 /*
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	2
17744 d63878346099 maint: Update copyright notices for release. John W. Eaton <jwe@octave.org> parents: 16892 diff changeset	3 Copyright (C) 1993-2013 John W. Eaton
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	4
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	5 This file is part of Octave.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	6
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	7 Octave is free software; you can redistribute it and/or modify it
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	8 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: 6960 diff changeset	9 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6960 diff changeset	10 option) any later version.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	11
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	12 Octave is distributed in the hope that it will be useful, but WITHOUT
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	15 for more details.
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	16
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	17 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: 6960 diff changeset	18 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6960 diff changeset	19 <http://www.gnu.org/licenses/>.
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	20
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	21 */
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	22
240 a99f28f5e351 [project @ 1993-11-30 20:24:36 by jwe] jwe parents: 217 diff changeset	23 #ifdef HAVE_CONFIG_H
1192 b6360f2d4fa6 [project @ 1995-03-30 21:38:35 by jwe] jwe parents: 1128 diff changeset	24 #include <config.h>
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	25 #endif
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	26
1346 9e41dbb74bca [project @ 1995-09-05 06:37:49 by jwe] jwe parents: 1343 diff changeset	27 #include <cfloat>
1343 94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1318 diff changeset	28 #include <cstddef>
1346 9e41dbb74bca [project @ 1995-09-05 06:37:49 by jwe] jwe parents: 1343 diff changeset	29 #include <cstdio>
1343 94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1318 diff changeset	30 #include <cstdlib>
94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1318 diff changeset	31 #include <cstring>
94bedeb289e5 [project @ 1995-09-04 00:29:21 by jwe] jwe parents: 1318 diff changeset	32
3503 d14c483b3c12 [project @ 2000-02-01 04:06:07 by jwe] jwe parents: 3372 diff changeset	33 #include <iostream>
1728 42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1711 diff changeset	34 #include <string>
42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe] jwe parents: 1711 diff changeset	35
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	36 #include <sys/types.h>
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	37 #include <unistd.h>
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	38
1430 045e70a15a8f [project @ 1995-09-19 07:05:37 by jwe] jwe parents: 1415 diff changeset	39 #if defined (HAVE_TERMIOS_H)
045e70a15a8f [project @ 1995-09-19 07:05:37 by jwe] jwe parents: 1415 diff changeset	40 #include <termios.h>
045e70a15a8f [project @ 1995-09-19 07:05:37 by jwe] jwe parents: 1415 diff changeset	41 #elif defined (HAVE_TERMIO_H)
045e70a15a8f [project @ 1995-09-19 07:05:37 by jwe] jwe parents: 1415 diff changeset	42 #include <termio.h>
045e70a15a8f [project @ 1995-09-19 07:05:37 by jwe] jwe parents: 1415 diff changeset	43 #elif defined (HAVE_SGTTY_H)
045e70a15a8f [project @ 1995-09-19 07:05:37 by jwe] jwe parents: 1415 diff changeset	44 #include <sgtty.h>
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	45 #endif
4067 e97fb79fc1d5 [project @ 2002-09-26 22:43:25 by jwe] jwe parents: 4064 diff changeset	46
e97fb79fc1d5 [project @ 2002-09-26 22:43:25 by jwe] jwe parents: 4064 diff changeset	47 #if defined (HAVE_CONIO_H)
e97fb79fc1d5 [project @ 2002-09-26 22:43:25 by jwe] jwe parents: 4064 diff changeset	48 #include <conio.h>
1430 045e70a15a8f [project @ 1995-09-19 07:05:37 by jwe] jwe parents: 1415 diff changeset	49 #endif
045e70a15a8f [project @ 1995-09-19 07:05:37 by jwe] jwe parents: 1415 diff changeset	50
3248 68259f410026 [project @ 1999-07-13 03:34:54 by jwe] jwe parents: 3234 diff changeset	51 #if defined (HAVE_SYS_IOCTL_H)
68259f410026 [project @ 1999-07-13 03:34:54 by jwe] jwe parents: 3234 diff changeset	52 #include <sys/ioctl.h>
68259f410026 [project @ 1999-07-13 03:34:54 by jwe] jwe parents: 3234 diff changeset	53 #endif
68259f410026 [project @ 1999-07-13 03:34:54 by jwe] jwe parents: 3234 diff changeset	54
1463 592291d9dfbb [project @ 1995-09-22 07:18:44 by jwe] jwe parents: 1430 diff changeset	55 #if defined (HAVE_FLOATINGPOINT_H)
592291d9dfbb [project @ 1995-09-22 07:18:44 by jwe] jwe parents: 1430 diff changeset	56 #include <floatingpoint.h>
592291d9dfbb [project @ 1995-09-22 07:18:44 by jwe] jwe parents: 1430 diff changeset	57 #endif
592291d9dfbb [project @ 1995-09-22 07:18:44 by jwe] jwe parents: 1430 diff changeset	58
2508 f8d5dbbbc50a [project @ 1996-11-13 17:21:07 by jwe] jwe parents: 2493 diff changeset	59 #if defined (HAVE_IEEEFP_H)
f8d5dbbbc50a [project @ 1996-11-13 17:21:07 by jwe] jwe parents: 2493 diff changeset	60 #include <ieeefp.h>
f8d5dbbbc50a [project @ 1996-11-13 17:21:07 by jwe] jwe parents: 2493 diff changeset	61 #endif
f8d5dbbbc50a [project @ 1996-11-13 17:21:07 by jwe] jwe parents: 2493 diff changeset	62
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2893 diff changeset	63 #include "cmd-edit.h"
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2893 diff changeset	64 #include "file-ops.h"
2893 9fd1df4b464a [project @ 1997-04-28 02:07:38 by jwe] jwe parents: 2847 diff changeset	65 #include "lo-mappers.h"
7231 2eb392d058bb [project @ 2007-11-30 18:53:29 by jwe] jwe parents: 7017 diff changeset	66 #include "lo-math.h"
2317 8c09c04f7747 [project @ 1996-07-14 22:30:15 by jwe] jwe parents: 2086 diff changeset	67 #include "mach-info.h"
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2893 diff changeset	68 #include "oct-env.h"
5451 ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	69 #include "quit.h"
1769 bc7ae9be3378 [project @ 1996-01-23 06:49:08 by jwe] jwe parents: 1755 diff changeset	70
6208 323be5eeed1f [project @ 2006-12-06 20:23:18 by jwe] jwe parents: 6135 diff changeset	71 #include "Cell.h"
15423 53d073233fa4 call more built-in functions directly John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	72 #include "builtins.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	73 #include "defun.h"
17851 af685269e06c avoid symbol conflicts in display.cc John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	74 #include "display.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	75 #include "error.h"
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	76 #include "input.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	77 #include "oct-obj.h"
2370 a45c7d64b5e3 [project @ 1996-10-11 23:51:15 by jwe] jwe parents: 2317 diff changeset	78 #include "ov.h"
3234 be8e0ba13644 [project @ 1999-01-29 03:52:30 by jwe] jwe parents: 3124 diff changeset	79 #include "pager.h"
6419 73fcbac81f33 [project @ 2007-03-20 17:18:24 by jwe] jwe parents: 6208 diff changeset	80 #include "parse.h"
5770 6a9244f89a2a [project @ 2006-04-18 17:44:33 by jwe] jwe parents: 5455 diff changeset	81 #include "sighandlers.h"
1352 19c10b8657d5 [project @ 1995-09-05 08:11:57 by jwe] jwe parents: 1350 diff changeset	82 #include "sysdep.h"
1755 3a9462b655f1 [project @ 1996-01-22 04:47:22 by jwe] jwe parents: 1750 diff changeset	83 #include "toplev.h"
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	84 #include "utils.h"
6598 ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	85 #include "file-stat.h"
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	86
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	87 #ifndef STDIN_FILENO
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	88 #define STDIN_FILENO 1
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	89 #endif
444 ba637cc5c5f3 [project @ 1994-06-02 17:15:07 by jwe] jwe parents: 401 diff changeset	90
9441 160c564d5d25 initialize floating point values properly for NetBSD systems Aleksej Saushev <asau@inbox.ru> parents: 9411 diff changeset	91 #if defined (__386BSD__) \|\| defined (__FreeBSD__) \|\| defined (__NetBSD__)
2508 f8d5dbbbc50a [project @ 1996-11-13 17:21:07 by jwe] jwe parents: 2493 diff changeset	92 static void
f8d5dbbbc50a [project @ 1996-11-13 17:21:07 by jwe] jwe parents: 2493 diff changeset	93 BSD_init (void)
f8d5dbbbc50a [project @ 1996-11-13 17:21:07 by jwe] jwe parents: 2493 diff changeset	94 {
f8d5dbbbc50a [project @ 1996-11-13 17:21:07 by jwe] jwe parents: 2493 diff changeset	95 #if defined (HAVE_FLOATINGPOINT_H)
f8d5dbbbc50a [project @ 1996-11-13 17:21:07 by jwe] jwe parents: 2493 diff changeset	96 // Disable trapping on common exceptions.
4164 67ef87a80c49 [project @ 2002-11-11 18:10:44 by jwe] jwe parents: 4091 diff changeset	97 #ifndef FP_X_DNML
67ef87a80c49 [project @ 2002-11-11 18:10:44 by jwe] jwe parents: 4091 diff changeset	98 #define FP_X_DNML 0
67ef87a80c49 [project @ 2002-11-11 18:10:44 by jwe] jwe parents: 4091 diff changeset	99 #endif
2508 f8d5dbbbc50a [project @ 1996-11-13 17:21:07 by jwe] jwe parents: 2493 diff changeset	100 fpsetmask (~(FP_X_OFL\|FP_X_INV\|FP_X_DZ\|FP_X_DNML\|FP_X_UFL\|FP_X_IMP));
f8d5dbbbc50a [project @ 1996-11-13 17:21:07 by jwe] jwe parents: 2493 diff changeset	101 #endif
f8d5dbbbc50a [project @ 1996-11-13 17:21:07 by jwe] jwe parents: 2493 diff changeset	102 }
f8d5dbbbc50a [project @ 1996-11-13 17:21:07 by jwe] jwe parents: 2493 diff changeset	103 #endif
f8d5dbbbc50a [project @ 1996-11-13 17:21:07 by jwe] jwe parents: 2493 diff changeset	104
6956 cc712c417943 [project @ 2007-10-04 17:51:57 by jwe] jwe parents: 6954 diff changeset	105 #if defined (__WIN32__) && ! defined (_POSIX_VERSION)
13771 80b30e186b73 [Win32] Use Toolhelp32 APi to find octinterp module path. Michael Goffioul <michael.goffioul@gmail.com> parents: 13751 diff changeset	106
80b30e186b73 [Win32] Use Toolhelp32 APi to find octinterp module path. Michael Goffioul <michael.goffioul@gmail.com> parents: 13751 diff changeset	107 #define WIN32_LEAN_AND_MEAN
80b30e186b73 [Win32] Use Toolhelp32 APi to find octinterp module path. Michael Goffioul <michael.goffioul@gmail.com> parents: 13751 diff changeset	108 #include <tlhelp32.h>
80b30e186b73 [Win32] Use Toolhelp32 APi to find octinterp module path. Michael Goffioul <michael.goffioul@gmail.com> parents: 13751 diff changeset	109
6080 40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	110 static void
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	111 w32_set_octave_home (void)
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	112 {
13771 80b30e186b73 [Win32] Use Toolhelp32 APi to find octinterp module path. Michael Goffioul <michael.goffioul@gmail.com> parents: 13751 diff changeset	113 std::string bin_dir;
6080 40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	114
13885 2f42a7b0cf94 Fix MinGW compilation problem with tlhelp32.h Michael Goffioul <michael.goffioul@gmail.com> parents: 13771 diff changeset	115 HANDLE h = CreateToolhelp32Snapshot (TH32CS_SNAPMODULE
2f42a7b0cf94 Fix MinGW compilation problem with tlhelp32.h Michael Goffioul <michael.goffioul@gmail.com> parents: 13771 diff changeset	116 #ifdef TH32CS_SNAPMODULE32
2f42a7b0cf94 Fix MinGW compilation problem with tlhelp32.h Michael Goffioul <michael.goffioul@gmail.com> parents: 13771 diff changeset	117 \| TH32CS_SNAPMODULE32
2f42a7b0cf94 Fix MinGW compilation problem with tlhelp32.h Michael Goffioul <michael.goffioul@gmail.com> parents: 13771 diff changeset	118 #endif
2f42a7b0cf94 Fix MinGW compilation problem with tlhelp32.h Michael Goffioul <michael.goffioul@gmail.com> parents: 13771 diff changeset	119 , 0);
6080 40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	120
13771 80b30e186b73 [Win32] Use Toolhelp32 APi to find octinterp module path. Michael Goffioul <michael.goffioul@gmail.com> parents: 13751 diff changeset	121 if (h != INVALID_HANDLE_VALUE)
6080 40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	122 {
13771 80b30e186b73 [Win32] Use Toolhelp32 APi to find octinterp module path. Michael Goffioul <michael.goffioul@gmail.com> parents: 13751 diff changeset	123 MODULEENTRY32 mod_info;
80b30e186b73 [Win32] Use Toolhelp32 APi to find octinterp module path. Michael Goffioul <michael.goffioul@gmail.com> parents: 13751 diff changeset	124
80b30e186b73 [Win32] Use Toolhelp32 APi to find octinterp module path. Michael Goffioul <michael.goffioul@gmail.com> parents: 13751 diff changeset	125 ZeroMemory (&mod_info, sizeof (mod_info));
80b30e186b73 [Win32] Use Toolhelp32 APi to find octinterp module path. Michael Goffioul <michael.goffioul@gmail.com> parents: 13751 diff changeset	126 mod_info.dwSize = sizeof (mod_info);
13751 be7ff59cbc7a Fix octinterp DLL searching on Win32. Michael Goffioul <michael.goffioul@gmail.com> parents: 13282 diff changeset	127
13771 80b30e186b73 [Win32] Use Toolhelp32 APi to find octinterp module path. Michael Goffioul <michael.goffioul@gmail.com> parents: 13751 diff changeset	128 if (Module32First (h, &mod_info))
14445 b50654a09ba7 maint: untabify sources John W. Eaton <jwe@octave.org> parents: 14429 diff changeset	129 {
b50654a09ba7 maint: untabify sources John W. Eaton <jwe@octave.org> parents: 14429 diff changeset	130 do
b50654a09ba7 maint: untabify sources John W. Eaton <jwe@octave.org> parents: 14429 diff changeset	131 {
b50654a09ba7 maint: untabify sources John W. Eaton <jwe@octave.org> parents: 14429 diff changeset	132 std::string mod_name (mod_info.szModule);
6080 40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	133
14445 b50654a09ba7 maint: untabify sources John W. Eaton <jwe@octave.org> parents: 14429 diff changeset	134 if (mod_name.find ("octinterp") != std::string::npos)
b50654a09ba7 maint: untabify sources John W. Eaton <jwe@octave.org> parents: 14429 diff changeset	135 {
b50654a09ba7 maint: untabify sources John W. Eaton <jwe@octave.org> parents: 14429 diff changeset	136 bin_dir = mod_info.szExePath;
b50654a09ba7 maint: untabify sources John W. Eaton <jwe@octave.org> parents: 14429 diff changeset	137 if (bin_dir[bin_dir.length () - 1] != '\\')
b50654a09ba7 maint: untabify sources John W. Eaton <jwe@octave.org> parents: 14429 diff changeset	138 bin_dir.append (1, '\\');
b50654a09ba7 maint: untabify sources John W. Eaton <jwe@octave.org> parents: 14429 diff changeset	139 break;
b50654a09ba7 maint: untabify sources John W. Eaton <jwe@octave.org> parents: 14429 diff changeset	140 }
b50654a09ba7 maint: untabify sources John W. Eaton <jwe@octave.org> parents: 14429 diff changeset	141 }
b50654a09ba7 maint: untabify sources John W. Eaton <jwe@octave.org> parents: 14429 diff changeset	142 while (Module32Next (h, &mod_info));
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	143 }
13771 80b30e186b73 [Win32] Use Toolhelp32 APi to find octinterp module path. Michael Goffioul <michael.goffioul@gmail.com> parents: 13751 diff changeset	144
80b30e186b73 [Win32] Use Toolhelp32 APi to find octinterp module path. Michael Goffioul <michael.goffioul@gmail.com> parents: 13751 diff changeset	145 CloseHandle (h);
6080 40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	146 }
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	147
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	148 if (! bin_dir.empty ())
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	149 {
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	150 size_t pos = bin_dir.rfind ("\\bin\\");
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	151
8021 85184151822e fix typo in NPOS change John W. Eaton <jwe@octave.org> parents: 8019 diff changeset	152 if (pos != std::string::npos)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	153 octave_env::putenv ("OCTAVE_HOME", bin_dir.substr (0, pos));
6080 40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	154 }
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	155 }
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	156
6960 d5339f9f5f9c [project @ 2007-10-05 15:03:09 by jwe] jwe parents: 6956 diff changeset	157 void
5451 ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	158 w32_set_quiet_shutdown (void)
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	159 {
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	160 // Let the user close the console window or shutdown without the
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	161 // pesky dialog.
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	162 //
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	163 // FIXME: should this be user configurable?
5451 ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	164 SetProcessShutdownParameters (0x280, SHUTDOWN_NORETRY);
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	165 }
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	166
6960 d5339f9f5f9c [project @ 2007-10-05 15:03:09 by jwe] jwe parents: 6956 diff changeset	167 void
5451 ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	168 MINGW_signal_cleanup (void)
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	169 {
5455 ec44bd0917fe [project @ 2005-09-19 16:07:56 by jwe] jwe parents: 5451 diff changeset	170 w32_set_quiet_shutdown ();
5451 ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	171 }
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	172 #endif
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	173
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	174 #if defined (__MINGW32__)
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	175 static void
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	176 MINGW_init (void)
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	177 {
6080 40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	178 w32_set_octave_home ();
5451 ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	179 }
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	180 #endif
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	181
6080 40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	182 #if defined (_MSC_VER)
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	183 static void
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	184 MSVC_init (void)
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	185 {
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	186 w32_set_octave_home ();
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	187 }
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	188 #endif
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	189
4091 575507e27b8b [project @ 2002-10-06 20:50:15 by jwe] jwe parents: 4086 diff changeset	190
6598 ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	191 // Return TRUE if FILE1 and FILE2 refer to the same (physical) file.
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	192
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	193 bool
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	194 same_file_internal (const std::string& file1, const std::string& file2)
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	195 {
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	196 #ifdef OCTAVE_USE_WINDOWS_API
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	197
6691 c6ee6c342699 [project @ 2007-06-05 05:50:10 by jwe] jwe parents: 6677 diff changeset	198 bool retval = false;
c6ee6c342699 [project @ 2007-06-05 05:50:10 by jwe] jwe parents: 6677 diff changeset	199
16564 aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	200 const char *f1 = file1.c_str ();
aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	201 const char *f2 = file2.c_str ();
aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	202
aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	203 bool f1_is_dir = GetFileAttributes (f1) & FILE_ATTRIBUTE_DIRECTORY;
aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	204 bool f2_is_dir = GetFileAttributes (f2) & FILE_ATTRIBUTE_DIRECTORY;
aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	205
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	206 // Windows native code
6598 ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	207 // Reference: http://msdn2.microsoft.com/en-us/library/aa363788.aspx
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	208
16564 aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	209 DWORD share = FILE_SHARE_DELETE \| FILE_SHARE_READ \| FILE_SHARE_WRITE;
aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	210
aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	211 HANDLE hfile1
aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	212 = CreateFile (f1, 0, share, 0, OPEN_EXISTING,
aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	213 f1_is_dir ? FILE_FLAG_BACKUP_SEMANTICS : 0, 0);
6691 c6ee6c342699 [project @ 2007-06-05 05:50:10 by jwe] jwe parents: 6677 diff changeset	214
c6ee6c342699 [project @ 2007-06-05 05:50:10 by jwe] jwe parents: 6677 diff changeset	215 if (hfile1 != INVALID_HANDLE_VALUE)
c6ee6c342699 [project @ 2007-06-05 05:50:10 by jwe] jwe parents: 6677 diff changeset	216 {
16564 aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	217 HANDLE hfile2
aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	218 = CreateFile (f2, 0, share, 0, OPEN_EXISTING,
aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	219 f2_is_dir ? FILE_FLAG_BACKUP_SEMANTICS : 0, 0);
6598 ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	220
6691 c6ee6c342699 [project @ 2007-06-05 05:50:10 by jwe] jwe parents: 6677 diff changeset	221 if (hfile2 != INVALID_HANDLE_VALUE)
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	222 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	223 BY_HANDLE_FILE_INFORMATION hfi1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	224 BY_HANDLE_FILE_INFORMATION hfi2;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	225
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	226 if (GetFileInformationByHandle (hfile1, &hfi1)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	227 && GetFileInformationByHandle (hfile2, &hfi2))
16564 aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	228 {
aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	229 retval = (hfi1.dwVolumeSerialNumber == hfi2.dwVolumeSerialNumber
aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	230 && hfi1.nFileIndexHigh == hfi2.nFileIndexHigh
aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	231 && hfi1.nFileIndexLow == hfi2.nFileIndexLow);
aa5299a1d770 * sysdep.cc (same_file_internal): Handle directories on Windows systems. John W. Eaton <jwe@octave.org> parents: 16537 diff changeset	232 }
6598 ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	233
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	234 CloseHandle (hfile2);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	235 }
6691 c6ee6c342699 [project @ 2007-06-05 05:50:10 by jwe] jwe parents: 6677 diff changeset	236
6598 ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	237 CloseHandle (hfile1);
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	238 }
6691 c6ee6c342699 [project @ 2007-06-05 05:50:10 by jwe] jwe parents: 6677 diff changeset	239
c6ee6c342699 [project @ 2007-06-05 05:50:10 by jwe] jwe parents: 6677 diff changeset	240 return retval;
6598 ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	241
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	242 #else
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	243
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	244 // POSIX Code
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	245
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	246 file_stat fs_file1 (file1);
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	247 file_stat fs_file2 (file2);
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	248
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	249 return (fs_file1 && fs_file2
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	250 && fs_file1.ino () == fs_file2.ino ()
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	251 && fs_file1.dev () == fs_file2.dev ());
6598 ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	252
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	253 #endif
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	254 }
ce819776ee76 [project @ 2007-04-27 17:34:27 by jwe] jwe parents: 6423 diff changeset	255
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	256 void
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	257 sysdep_init (void)
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	258 {
14861 f7afecdd87ef maint: Use Octave coding conventions for cuddling parentheses in src/ directory Rik <octave@nomad.inbox5.com> parents: 14445 diff changeset	259 #if defined (__386BSD__) \|\| defined (__FreeBSD__) \|\| defined (__NetBSD__)
2508 f8d5dbbbc50a [project @ 1996-11-13 17:21:07 by jwe] jwe parents: 2493 diff changeset	260 BSD_init ();
5451 ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	261 #elif defined (__MINGW32__)
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	262 MINGW_init ();
6080 40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	263 #elif defined (_MSC_VER)
40ab35ab651c [project @ 2006-10-25 03:26:36 by jwe] jwe parents: 5823 diff changeset	264 MSVC_init ();
1 78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	265 #endif
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	266 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe] jwe parents: diff changeset	267
5451 ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	268 void
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	269 sysdep_cleanup (void)
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	270 {
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	271 MINGW_SIGNAL_CLEANUP ();
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	272 }
ed08548b9054 [project @ 2005-09-15 19:52:50 by jwe] jwe parents: 5395 diff changeset	273
767 42731861ee09 [project @ 1994-10-05 21:26:54 by jwe] jwe parents: 712 diff changeset	274 // Set terminal in raw mode. From less-177.
42731861ee09 [project @ 1994-10-05 21:26:54 by jwe] jwe parents: 712 diff changeset	275 //
42731861ee09 [project @ 1994-10-05 21:26:54 by jwe] jwe parents: 712 diff changeset	276 // Change terminal to "raw mode", or restore to "normal" mode.
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	277 // "Raw mode" means
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	278 // 1. An outstanding read will complete on receipt of a single keystroke.
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	279 // 2. Input is not echoed.
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	280 // 3. On output, \n is mapped to \r\n.
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	281 // 4. \t is NOT expanded into spaces.
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	282 // 5. Signal-causing characters such as ctrl-C (interrupt),
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	283 // etc. are NOT disabled.
767 42731861ee09 [project @ 1994-10-05 21:26:54 by jwe] jwe parents: 712 diff changeset	284 // It doesn't matter whether an input \n is mapped to \r, or vice versa.
42731861ee09 [project @ 1994-10-05 21:26:54 by jwe] jwe parents: 712 diff changeset	285
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	286 void
3657 a908150a3a32 [project @ 2000-04-11 19:02:03 by jwe] jwe parents: 3531 diff changeset	287 raw_mode (bool on, bool wait)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	288 {
3657 a908150a3a32 [project @ 2000-04-11 19:02:03 by jwe] jwe parents: 3531 diff changeset	289 static bool curr_on = false;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	290
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	291 int tty_fd = STDIN_FILENO;
14160 ebcb0f83698f use gnulib::isatty John W. Eaton <jwe@octave.org> parents: 14138 diff changeset	292 if (! gnulib::isatty (tty_fd))
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	293 {
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	294 if (interactive)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	295 error ("stdin is not a tty!");
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	296 return;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	297 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	298
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	299 if (on == curr_on)
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	300 return;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	301
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	302 #if defined (HAVE_TERMIOS_H)
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	303 {
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	304 struct termios s;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	305 static struct termios save_term;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	306
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	307 if (on)
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	308 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	309 // Get terminal modes.
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	310
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	311 tcgetattr (tty_fd, &s);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	312
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	313 // Save modes and set certain variables dependent on modes.
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	314
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	315 save_term = s;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	316 // ospeed = s.c_cflag & CBAUD;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	317 // erase_char = s.c_cc[VERASE];
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	318 // kill_char = s.c_cc[VKILL];
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	319
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	320 // Set the modes to the way we want them.
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	321
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	322 s.c_lflag &= ~(ICANON\|ECHO\|ECHOE\|ECHOK\|ECHONL);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	323 s.c_oflag \|= (OPOST\|ONLCR);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	324 #if defined (OCRNL)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	325 s.c_oflag &= ~(OCRNL);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	326 #endif
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	327 #if defined (ONOCR)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	328 s.c_oflag &= ~(ONOCR);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	329 #endif
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	330 #if defined (ONLRET)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	331 s.c_oflag &= ~(ONLRET);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	332 #endif
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	333 s.c_cc[VMIN] = wait ? 1 : 0;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	334 s.c_cc[VTIME] = 0;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	335 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	336 else
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	337 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	338 // Restore saved modes.
1358 dc9c01f66a19 [project @ 1995-09-05 21:10:01 by jwe] jwe parents: 1352 diff changeset	339
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	340 s = save_term;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	341 }
3658 808f399398c9 [project @ 2000-04-11 19:45:44 by jwe] jwe parents: 3657 diff changeset	342
9411 c9636d98e5cd fix kbhit(1) to not discard waiting keystrokes Joe Rothweiler <octaveuser@sensicomm.com> parents: 9242 diff changeset	343 tcsetattr (tty_fd, wait ? TCSAFLUSH : TCSADRAIN, &s);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	344 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	345 #elif defined (HAVE_TERMIO_H)
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	346 {
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	347 struct termio s;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	348 static struct termio save_term;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	349
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	350 if (on)
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	351 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	352 // Get terminal modes.
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	353
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	354 ioctl (tty_fd, TCGETA, &s);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	355
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	356 // Save modes and set certain variables dependent on modes.
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	357
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	358 save_term = s;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	359 // ospeed = s.c_cflag & CBAUD;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	360 // erase_char = s.c_cc[VERASE];
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	361 // kill_char = s.c_cc[VKILL];
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	362
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	363 // Set the modes to the way we want them.
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	364
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	365 s.c_lflag &= ~(ICANON\|ECHO\|ECHOE\|ECHOK\|ECHONL);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	366 s.c_oflag \|= (OPOST\|ONLCR);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	367 #if defined (OCRNL)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	368 s.c_oflag &= ~(OCRNL);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	369 #endif
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	370 #if defined (ONOCR)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	371 s.c_oflag &= ~(ONOCR);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	372 #endif
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	373 #if defined (ONLRET)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	374 s.c_oflag &= ~(ONLRET);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	375 #endif
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	376 s.c_cc[VMIN] = wait ? 1 : 0;
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	377 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	378 else
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	379 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	380 // Restore saved modes.
1358 dc9c01f66a19 [project @ 1995-09-05 21:10:01 by jwe] jwe parents: 1352 diff changeset	381
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	382 s = save_term;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	383 }
3658 808f399398c9 [project @ 2000-04-11 19:45:44 by jwe] jwe parents: 3657 diff changeset	384
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	385 ioctl (tty_fd, TCSETAW, &s);
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	386 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	387 #elif defined (HAVE_SGTTY_H)
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	388 {
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	389 struct sgttyb s;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	390 static struct sgttyb save_term;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	391
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	392 if (on)
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	393 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	394 // Get terminal modes.
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	395
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	396 ioctl (tty_fd, TIOCGETP, &s);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	397
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	398 // Save modes and set certain variables dependent on modes.
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	399
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	400 save_term = s;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	401 // ospeed = s.sg_ospeed;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	402 // erase_char = s.sg_erase;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	403 // kill_char = s.sg_kill;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	404
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	405 // Set the modes to the way we want them.
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	406
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	407 s.sg_flags \|= CBREAK;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	408 s.sg_flags &= ~(ECHO);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	409 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	410 else
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	411 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	412 // Restore saved modes.
1358 dc9c01f66a19 [project @ 1995-09-05 21:10:01 by jwe] jwe parents: 1352 diff changeset	413
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	414 s = save_term;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	415 }
3658 808f399398c9 [project @ 2000-04-11 19:45:44 by jwe] jwe parents: 3657 diff changeset	416
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	417 ioctl (tty_fd, TIOCSETN, &s);
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	418 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	419 #else
4064 b4fa31442a78 [project @ 2002-09-26 21:10:45 by jwe] jwe parents: 3676 diff changeset	420 warning ("no support for raw mode console I/O on this system");
b4fa31442a78 [project @ 2002-09-26 21:10:45 by jwe] jwe parents: 3676 diff changeset	421
b4fa31442a78 [project @ 2002-09-26 21:10:45 by jwe] jwe parents: 3676 diff changeset	422 // Make sure the current mode doesn't toggle.
b4fa31442a78 [project @ 2002-09-26 21:10:45 by jwe] jwe parents: 3676 diff changeset	423 on = curr_on;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	424 #endif
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	425
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	426 curr_on = on;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	427 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	428
6726 6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	429 FILE *
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	430 octave_popen (const char command, const char mode)
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	431 {
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	432 #if defined (__MINGW32__) \|\| defined (_MSC_VER)
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	433 if (mode && mode[0] && ! mode[1])
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	434 {
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	435 char tmode[3];
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	436 tmode[0] = mode[0];
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	437 tmode[1] = 'b';
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	438 tmode[2] = 0;
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	439
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	440 return _popen (command, tmode);
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	441 }
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	442 else
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	443 return _popen (command, mode);
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	444 #else
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	445 return popen (command, mode);
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	446 #endif
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	447 }
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	448
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	449 int
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	450 octave_pclose (FILE *f)
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	451 {
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	452 #if defined (__MINGW32__) \|\| defined (_MSC_VER)
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	453 return _pclose (f);
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	454 #else
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	455 return pclose (f);
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	456 #endif
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	457 }
6b7ba4a31876 [project @ 2007-06-14 20:16:44 by jwe] jwe parents: 6691 diff changeset	458
767 42731861ee09 [project @ 1994-10-05 21:26:54 by jwe] jwe parents: 712 diff changeset	459 // Read one character from the terminal.
42731861ee09 [project @ 1994-10-05 21:26:54 by jwe] jwe parents: 712 diff changeset	460
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	461 int
4067 e97fb79fc1d5 [project @ 2002-09-26 22:43:25 by jwe] jwe parents: 4064 diff changeset	462 octave_kbhit (bool wait)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	463 {
4067 e97fb79fc1d5 [project @ 2002-09-26 22:43:25 by jwe] jwe parents: 4064 diff changeset	464 #ifdef HAVE__KBHIT
4081 e5966ddef842 [project @ 2002-09-30 22:33:41 by jwe] jwe parents: 4067 diff changeset	465 int c = (! wait && ! _kbhit ()) ? 0 : std::cin.get ();
4067 e97fb79fc1d5 [project @ 2002-09-26 22:43:25 by jwe] jwe parents: 4064 diff changeset	466 #else
3658 808f399398c9 [project @ 2000-04-11 19:45:44 by jwe] jwe parents: 3657 diff changeset	467 raw_mode (true, wait);
808f399398c9 [project @ 2000-04-11 19:45:44 by jwe] jwe parents: 3657 diff changeset	468
5770 6a9244f89a2a [project @ 2006-04-18 17:44:33 by jwe] jwe parents: 5455 diff changeset	469 // Get current handler.
6a9244f89a2a [project @ 2006-04-18 17:44:33 by jwe] jwe parents: 5455 diff changeset	470 octave_interrupt_handler saved_interrupt_handler
6a9244f89a2a [project @ 2006-04-18 17:44:33 by jwe] jwe parents: 5455 diff changeset	471 = octave_ignore_interrupts ();
6a9244f89a2a [project @ 2006-04-18 17:44:33 by jwe] jwe parents: 5455 diff changeset	472
6a9244f89a2a [project @ 2006-04-18 17:44:33 by jwe] jwe parents: 5455 diff changeset	473 // Restore it, disabling system call restarts (if possible) so the
6a9244f89a2a [project @ 2006-04-18 17:44:33 by jwe] jwe parents: 5455 diff changeset	474 // read can be interrupted.
6a9244f89a2a [project @ 2006-04-18 17:44:33 by jwe] jwe parents: 5455 diff changeset	475
6a9244f89a2a [project @ 2006-04-18 17:44:33 by jwe] jwe parents: 5455 diff changeset	476 octave_set_interrupt_handler (saved_interrupt_handler, false);
6a9244f89a2a [project @ 2006-04-18 17:44:33 by jwe] jwe parents: 5455 diff changeset	477
3658 808f399398c9 [project @ 2000-04-11 19:45:44 by jwe] jwe parents: 3657 diff changeset	478 int c = std::cin.get ();
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	479
3658 808f399398c9 [project @ 2000-04-11 19:45:44 by jwe] jwe parents: 3657 diff changeset	480 if (std::cin.fail () \|\| std::cin.eof ())
808f399398c9 [project @ 2000-04-11 19:45:44 by jwe] jwe parents: 3657 diff changeset	481 std::cin.clear ();
808f399398c9 [project @ 2000-04-11 19:45:44 by jwe] jwe parents: 3657 diff changeset	482
5770 6a9244f89a2a [project @ 2006-04-18 17:44:33 by jwe] jwe parents: 5455 diff changeset	483 // Restore it, enabling system call restarts (if possible).
6a9244f89a2a [project @ 2006-04-18 17:44:33 by jwe] jwe parents: 5455 diff changeset	484 octave_set_interrupt_handler (saved_interrupt_handler, true);
6a9244f89a2a [project @ 2006-04-18 17:44:33 by jwe] jwe parents: 5455 diff changeset	485
3658 808f399398c9 [project @ 2000-04-11 19:45:44 by jwe] jwe parents: 3657 diff changeset	486 raw_mode (false, true);
4067 e97fb79fc1d5 [project @ 2002-09-26 22:43:25 by jwe] jwe parents: 4064 diff changeset	487 #endif
3658 808f399398c9 [project @ 2000-04-11 19:45:44 by jwe] jwe parents: 3657 diff changeset	488
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	489 return c;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	490 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	491
12228 0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	492 std::string
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	493 get_P_tmpdir (void)
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	494 {
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	495 #if defined (__WIN32__) && ! defined (_POSIX_VERSION)
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	496
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	497 std::string retval;
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	498
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	499 #if defined (P_tmpdir)
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	500 retval = P_tmpdir;
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	501 #endif
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	502
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	503 // Apparently some versions of MinGW and MSVC either don't define
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	504 // P_tmpdir, or they define it to a single backslash, neither of which
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	505 // is particularly helpful.
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	506
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	507 if (retval.empty () \|\| retval == "\\")
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	508 {
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	509 retval = octave_env::getenv ("TEMP");
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	510
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	511 if (retval.empty ())
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	512 retval = octave_env::getenv ("TMP");
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	513
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	514 if (retval.empty ())
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	515 retval = "c:\\temp";
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	516 }
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	517
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	518 return retval;
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	519
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	520 #elif defined (P_tmpdir)
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	521
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	522 return P_tmpdir;
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	523
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	524 #else
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	525
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	526 return "/tmp";
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	527
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	528 #endif
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	529 }
0f70c5db58c3 try to get better value than \ for P_tmpdir on Windows systems John W. Eaton <jwe@octave.org> parents: 11586 diff changeset	530
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1884 diff changeset	531 DEFUN (clc, , ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	532 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10315 diff changeset	533 @deftypefn {Built-in Function} {} clc ()\n\
3332 7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3308 diff changeset	534 @deftypefnx {Built-in Function} {} home ()\n\
7c03933635c6 [project @ 1999-11-02 06:57:12 by jwe] jwe parents: 3308 diff changeset	535 Clear the terminal screen and move the cursor to the upper left corner.\n\
3333 15cddaacbc2d [project @ 1999-11-03 19:53:59 by jwe] jwe parents: 3332 diff changeset	536 @end deftypefn")
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	537 {
16537 106a38d7b396 optionall disable redisplay in command editor clear screen function John W. Eaton <jwe@octave.org> parents: 16404 diff changeset	538 bool skip_redisplay = true;
106a38d7b396 optionall disable redisplay in command editor clear screen function John W. Eaton <jwe@octave.org> parents: 16404 diff changeset	539
106a38d7b396 optionall disable redisplay in command editor clear screen function John W. Eaton <jwe@octave.org> parents: 16404 diff changeset	540 command_editor::clear_screen (skip_redisplay);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	541
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2893 diff changeset	542 return octave_value_list ();
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	543 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	544
549 75a371805554 [project @ 1994-07-22 19:44:41 by jwe] jwe parents: 545 diff changeset	545 DEFALIAS (home, clc);
75a371805554 [project @ 1994-07-22 19:44:41 by jwe] jwe parents: 545 diff changeset	546
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1884 diff changeset	547 DEFUN (getenv, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	548 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	549 @deftypefn {Built-in Function} {} getenv (@var{var})\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	550 Return the value of the environment variable @var{var}. For example,\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	551 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	552 @example\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	553 getenv (\"PATH\")\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	554 @end example\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	555 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	556 @noindent\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	557 returns a string containing the value of your path.\n\
19201 6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	558 @seealso{setenv, unsetenv}\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	559 @end deftypefn")
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	560 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4208 diff changeset	561 octave_value retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	562
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	563 int nargin = args.length ();
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	564
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 661 diff changeset	565 if (nargin == 1)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	566 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3503 diff changeset	567 std::string name = args(0).string_value ();
636 fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 610 diff changeset	568
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 610 diff changeset	569 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	570 retval = octave_env::getenv (name);
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	571 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	572 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	573 print_usage ();
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	574
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	575 return retval;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	576 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	577
19201 6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	578 /*
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	579 %!assert (ischar (getenv ("OCTAVE_HOME")))
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	580 */
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	581
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	582 DEFUN (setenv, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	583 "-- texinfo --\n\
19201 6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	584 @deftypefn {Built-in Function} {} setenv (@var{var}, @var{value})\n\
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	585 @deftypefnx {Built-in Function} {} setenv (@var{var})\n\
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	586 @deftypefnx {Built-in Function} {} putenv (@dots{})\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	587 Set the value of the environment variable @var{var} to @var{value}.\n\
19201 6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	588 \n\
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	589 If no @var{value} is specified then the variable will be assigned the null\n\
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	590 string.\n\
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	591 @seealso{unsetenv, getenv}\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	592 @end deftypefn")
1706 6bb0c67bbf24 [project @ 1996-01-07 05:40:05 by jwe] jwe parents: 1670 diff changeset	593 {
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 1996 diff changeset	594 octave_value_list retval;
1706 6bb0c67bbf24 [project @ 1996-01-07 05:40:05 by jwe] jwe parents: 1670 diff changeset	595
6bb0c67bbf24 [project @ 1996-01-07 05:40:05 by jwe] jwe parents: 1670 diff changeset	596 int nargin = args.length ();
6bb0c67bbf24 [project @ 1996-01-07 05:40:05 by jwe] jwe parents: 1670 diff changeset	597
7759 84a7f00586aa Alias setenv to putenv. Allow single arg to putenv David Bateman <dbateman@free.fr> parents: 7231 diff changeset	598 if (nargin == 2 \|\| nargin == 1)
1706 6bb0c67bbf24 [project @ 1996-01-07 05:40:05 by jwe] jwe parents: 1670 diff changeset	599 {
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	600 std::string var = args(0).string_value ();
1706 6bb0c67bbf24 [project @ 1996-01-07 05:40:05 by jwe] jwe parents: 1670 diff changeset	601
6bb0c67bbf24 [project @ 1996-01-07 05:40:05 by jwe] jwe parents: 1670 diff changeset	602 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	603 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	604 std::string val = (nargin == 2
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	605 ? args(1).string_value () : std::string ());
1706 6bb0c67bbf24 [project @ 1996-01-07 05:40:05 by jwe] jwe parents: 1670 diff changeset	606
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	607 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	608 octave_env::putenv (var, val);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	609 else
19201 6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	610 error ("setenv: VALUE must be a string");
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	611 }
1706 6bb0c67bbf24 [project @ 1996-01-07 05:40:05 by jwe] jwe parents: 1670 diff changeset	612 else
19201 6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	613 error ("setenv: VAR must be a string");
1706 6bb0c67bbf24 [project @ 1996-01-07 05:40:05 by jwe] jwe parents: 1670 diff changeset	614 }
6bb0c67bbf24 [project @ 1996-01-07 05:40:05 by jwe] jwe parents: 1670 diff changeset	615 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	616 print_usage ();
1706 6bb0c67bbf24 [project @ 1996-01-07 05:40:05 by jwe] jwe parents: 1670 diff changeset	617
6bb0c67bbf24 [project @ 1996-01-07 05:40:05 by jwe] jwe parents: 1670 diff changeset	618 return retval;
6bb0c67bbf24 [project @ 1996-01-07 05:40:05 by jwe] jwe parents: 1670 diff changeset	619 }
12825 a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	620
19201 6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	621 DEFALIAS (putenv, setenv);
1706 6bb0c67bbf24 [project @ 1996-01-07 05:40:05 by jwe] jwe parents: 1670 diff changeset	622
12825 a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	623 /*
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	624 %!test
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	625 %! setenv ("dummy_variable_that_cannot_matter", "foobar");
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	626 %! assert (getenv ("dummy_variable_that_cannot_matter"), "foobar");
19201 6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	627 %! unsetenv ("dummy_variable_that_cannot_matter");
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	628 %! assert (getenv ("dummy_variable_that_cannot_matter"), "");
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	629 */
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	630
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	631 DEFUN (unsetenv, args, ,
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	632 "-- texinfo --\n\
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	633 @deftypefn {Built-in Function} {@var{status} =} unsetenv (@var{var})\n\
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	634 Delete the environment variable @var{var}.\n\
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	635 \n\
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	636 Return 0 if the variable was deleted, or did not exist, and -1 if an error\n\
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	637 occurred.\n\
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	638 @seealso{setenv, getenv}\n\
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	639 @end deftypefn")
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	640 {
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	641 octave_value retval;
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	642
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	643 int nargin = args.length ();
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	644
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	645 if (nargin == 1)
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	646 {
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	647 const char *var = args(0).string_value ().c_str ();
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	648
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	649 if (! error_state)
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	650 {
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	651 int status = gnulib::unsetenv (var);
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	652 retval = status;
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	653 }
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	654 }
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	655 else
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	656 print_usage ();
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	657
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	658 return retval;
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	659 }
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	660
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	661 /*
6f0290863d50 Add new function unsetenv from gnulib to Octave. Rik <rik@octave.org> parents: 18708 diff changeset	662 ## Test for unsetenv is in setenv test
12825 a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	663 */
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	664
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	665 // FIXME: perhaps kbhit should also be able to print a prompt?
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	666
3657 a908150a3a32 [project @ 2000-04-11 19:02:03 by jwe] jwe parents: 3531 diff changeset	667 DEFUN (kbhit, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	668 "-- texinfo --\n\
16053 119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 16015 diff changeset	669 @deftypefn {Built-in Function} {} kbhit ()\n\
119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 16015 diff changeset	670 @deftypefnx {Built-in Function} {} kbhit (1)\n\
119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 16015 diff changeset	671 Read a single keystroke from the keyboard. If called with an\n\
3657 a908150a3a32 [project @ 2000-04-11 19:02:03 by jwe] jwe parents: 3531 diff changeset	672 argument, don't wait for a keypress. For example,\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	673 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	674 @example\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	675 x = kbhit ();\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	676 @end example\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	677 \n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	678 @noindent\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	679 will set @var{x} to the next character typed at the keyboard as soon as\n\
f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	680 it is typed.\n\
3657 a908150a3a32 [project @ 2000-04-11 19:02:03 by jwe] jwe parents: 3531 diff changeset	681 \n\
a908150a3a32 [project @ 2000-04-11 19:02:03 by jwe] jwe parents: 3531 diff changeset	682 @example\n\
a908150a3a32 [project @ 2000-04-11 19:02:03 by jwe] jwe parents: 3531 diff changeset	683 x = kbhit (1);\n\
a908150a3a32 [project @ 2000-04-11 19:02:03 by jwe] jwe parents: 3531 diff changeset	684 @end example\n\
a908150a3a32 [project @ 2000-04-11 19:02:03 by jwe] jwe parents: 3531 diff changeset	685 \n\
a908150a3a32 [project @ 2000-04-11 19:02:03 by jwe] jwe parents: 3531 diff changeset	686 @noindent\n\
16053 119ce9f5e1a3 doc: Add seealso links between input, yes_or_no, kbhit. Rik <rik@octave.org> parents: 16015 diff changeset	687 is identical to the above example, but doesn't wait for a keypress,\n\
3657 a908150a3a32 [project @ 2000-04-11 19:02:03 by jwe] jwe parents: 3531 diff changeset	688 returning the empty string if no key is available.\n\
18708 7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 17851 diff changeset	689 @seealso{input, pause}\n\
3372 f16c2ce14886 [project @ 1999-11-23 19:07:09 by jwe] jwe parents: 3333 diff changeset	690 @end deftypefn")
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	691 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4208 diff changeset	692 octave_value retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	693
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	694 // FIXME: add timeout and default value args?
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	695
3676 b937a6953b5e [project @ 2000-06-08 14:45:55 by jwe] jwe parents: 3658 diff changeset	696 if (interactive \|\| forced_interactive)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	697 {
15423 53d073233fa4 call more built-in functions directly John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	698 Fdrawnow ();
6423 a90b54016b12 [project @ 2007-03-21 13:15:03 by jwe] jwe parents: 6419 diff changeset	699
4067 e97fb79fc1d5 [project @ 2002-09-26 22:43:25 by jwe] jwe parents: 4064 diff changeset	700 int c = octave_kbhit (args.length () == 0);
3657 a908150a3a32 [project @ 2000-04-11 19:02:03 by jwe] jwe parents: 3531 diff changeset	701
3658 808f399398c9 [project @ 2000-04-11 19:45:44 by jwe] jwe parents: 3657 diff changeset	702 if (c == -1)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	703 c = 0;
3657 a908150a3a32 [project @ 2000-04-11 19:02:03 by jwe] jwe parents: 3531 diff changeset	704
16092 def3b111cff8 avoid gcc warning about int to char conversion John W. Eaton <jwe@octave.org> parents: 16053 diff changeset	705 char s[2] = { static_cast<char> (c), '\0' };
16015 d910b9211cca Plug memory leak in kbhit(). Rik <rik@octave.org> parents: 15423 diff changeset	706
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	707 retval = s;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	708 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	709
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	710 return retval;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	711 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	712
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1884 diff changeset	713 DEFUN (pause, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	714 "-- texinfo --\n\
18708 7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 17851 diff changeset	715 @deftypefn {Built-in Function} {} pause ()\n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 17851 diff changeset	716 @deftypefnx {Built-in Function} {} pause (@var{n})\n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 17851 diff changeset	717 Suspend the execution of the program for @var{n} seconds.\n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 17851 diff changeset	718 \n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 17851 diff changeset	719 @var{n} is a positive real value and may be a fraction of a second.\n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 17851 diff changeset	720 If invoked without an input arguments then the program is suspended until a\n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 17851 diff changeset	721 character is typed.\n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 17851 diff changeset	722 \n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 17851 diff changeset	723 The following example prints a message and then waits 5 seconds before\n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 17851 diff changeset	724 clearing the screen.\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	725 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	726 @example\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	727 @group\n\
6848 9de60a998cf3 [project @ 2007-08-30 17:54:48 by jwe] jwe parents: 6726 diff changeset	728 fprintf (stderr, \"wait please...\\n\");\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	729 pause (5);\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	730 clc;\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	731 @end group\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	732 @end example\n\
18708 7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 17851 diff changeset	733 @seealso{kbhit, sleep}\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	734 @end deftypefn")
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	735 {
2086 bfb775fb6fe8 [project @ 1996-04-25 05:55:19 by jwe] jwe parents: 1996 diff changeset	736 octave_value_list retval;
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	737
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	738 int nargin = args.length ();
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	739
712 36ba0576bd1b [project @ 1994-09-19 14:18:15 by jwe] jwe parents: 661 diff changeset	740 if (! (nargin == 0 \|\| nargin == 1))
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	741 {
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	742 print_usage ();
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	743 return retval;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	744 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	745
1579 972ce8b5a757 [project @ 1995-10-19 06:39:35 by jwe] jwe parents: 1488 diff changeset	746 if (nargin == 1)
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	747 {
1579 972ce8b5a757 [project @ 1995-10-19 06:39:35 by jwe] jwe parents: 1488 diff changeset	748 double dval = args(0).double_value ();
636 fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe] jwe parents: 610 diff changeset	749
1579 972ce8b5a757 [project @ 1995-10-19 06:39:35 by jwe] jwe parents: 1488 diff changeset	750 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	751 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	752 if (! xisnan (dval))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	753 {
15423 53d073233fa4 call more built-in functions directly John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	754 Fdrawnow ();
6419 73fcbac81f33 [project @ 2007-03-20 17:18:24 by jwe] jwe parents: 6208 diff changeset	755
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	756 if (xisinf (dval))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	757 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	758 flush_octave_stdout ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	759 octave_kbhit ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	760 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	761 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	762 octave_sleep (dval);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	763 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	764 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	765 warning ("pause: NaN is an invalid delay");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	766 }
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	767 }
1579 972ce8b5a757 [project @ 1995-10-19 06:39:35 by jwe] jwe parents: 1488 diff changeset	768 else
3234 be8e0ba13644 [project @ 1999-01-29 03:52:30 by jwe] jwe parents: 3124 diff changeset	769 {
15423 53d073233fa4 call more built-in functions directly John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	770 Fdrawnow ();
3234 be8e0ba13644 [project @ 1999-01-29 03:52:30 by jwe] jwe parents: 3124 diff changeset	771 flush_octave_stdout ();
4067 e97fb79fc1d5 [project @ 2002-09-26 22:43:25 by jwe] jwe parents: 4064 diff changeset	772 octave_kbhit ();
3234 be8e0ba13644 [project @ 1999-01-29 03:52:30 by jwe] jwe parents: 3124 diff changeset	773 }
2630 fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	774
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	775 return retval;
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	776 }
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	777
12825 a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	778 /*
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	779 %!test
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	780 %! pause (1);
14429 eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14160 diff changeset	781
eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14160 diff changeset	782 %!error (pause (1, 2))
12825 a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	783 */
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	784
2630 fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	785 DEFUN (sleep, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	786 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	787 @deftypefn {Built-in Function} {} sleep (@var{seconds})\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	788 Suspend the execution of the program for the given number of seconds.\n\
18708 7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 17851 diff changeset	789 @seealso{usleep, pause}\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	790 @end deftypefn")
2630 fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	791 {
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	792 octave_value_list retval;
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	793
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	794 if (args.length () == 1)
1579 972ce8b5a757 [project @ 1995-10-19 06:39:35 by jwe] jwe parents: 1488 diff changeset	795 {
2630 fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	796 double dval = args(0).double_value ();
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	797
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	798 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	799 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	800 if (xisnan (dval))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	801 warning ("sleep: NaN is an invalid delay");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	802 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	803 {
15423 53d073233fa4 call more built-in functions directly John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	804 Fdrawnow ();
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	805 octave_sleep (dval);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	806 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	807 }
1579 972ce8b5a757 [project @ 1995-10-19 06:39:35 by jwe] jwe parents: 1488 diff changeset	808 }
2630 fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	809 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	810 print_usage ();
2630 fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	811
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	812 return retval;
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	813 }
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	814
12825 a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	815 /*
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	816 %!test
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	817 %! sleep (1);
14429 eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14160 diff changeset	818
eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14160 diff changeset	819 %!error (sleep ())
eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14160 diff changeset	820 %!error (sleep (1, 2))
12825 a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	821 */
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	822
2630 fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	823 DEFUN (usleep, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	824 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	825 @deftypefn {Built-in Function} {} usleep (@var{microseconds})\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	826 Suspend the execution of the program for the given number of\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	827 microseconds. On systems where it is not possible to sleep for periods\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	828 of time less than one second, @code{usleep} will pause the execution for\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	829 @code{round (@var{microseconds} / 1e6)} seconds.\n\
18708 7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 17851 diff changeset	830 @seealso{sleep, pause}\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	831 @end deftypefn")
2630 fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	832 {
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	833 octave_value_list retval;
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	834
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	835 if (args.length () == 1)
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	836 {
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	837 double dval = args(0).double_value ();
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	838
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	839 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	840 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	841 if (xisnan (dval))
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	842 warning ("usleep: NaN is an invalid delay");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	843 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	844 {
15423 53d073233fa4 call more built-in functions directly John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	845 Fdrawnow ();
6423 a90b54016b12 [project @ 2007-03-21 13:15:03 by jwe] jwe parents: 6419 diff changeset	846
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	847 int delay = NINT (dval);
2631 0774c3f023e8 [project @ 1997-01-27 19:22:05 by jwe] jwe parents: 2630 diff changeset	848
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	849 if (delay > 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	850 octave_usleep (delay);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	851 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	852 }
2630 fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	853 }
fdee6fe3e73b [project @ 1997-01-27 19:08:47 by jwe] jwe parents: 2610 diff changeset	854 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	855 print_usage ();
529 7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	856
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	857 return retval;
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	858 }
7ea224e713cd [project @ 1994-07-20 18:54:27 by jwe] jwe parents: 505 diff changeset	859
12825 a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	860 /*
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	861 %!test
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	862 %! usleep (1000);
14429 eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14160 diff changeset	863
eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14160 diff changeset	864 %!error (usleep ())
eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14160 diff changeset	865 %!error (usleep (1, 2))
12825 a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	866 */
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	867
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	868 // FIXME: maybe this should only return 1 if IEEE floating
862 61d83ce7368c [project @ 1994-10-31 20:39:30 by jwe] jwe parents: 844 diff changeset	869 // point functions really work.
61d83ce7368c [project @ 1994-10-31 20:39:30 by jwe] jwe parents: 844 diff changeset	870
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1884 diff changeset	871 DEFUN (isieee, , ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	872 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	873 @deftypefn {Built-in Function} {} isieee ()\n\
11431 0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11234 diff changeset	874 Return true if your computer @emph{claims} to conform to the IEEE standard\n\
0d9640d755b1 Improve docstrings for all isXXX functions. Rik <octave@nomad.inbox5.com> parents: 11234 diff changeset	875 for floating point calculations. No actual tests are performed.\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	876 @end deftypefn")
862 61d83ce7368c [project @ 1994-10-31 20:39:30 by jwe] jwe parents: 844 diff changeset	877 {
4600 3680bb30de0b [project @ 2003-11-12 18:25:53 by jwe] jwe parents: 4574 diff changeset	878 oct_mach_info::float_format flt_fmt = oct_mach_info::native_float_format ();
2317 8c09c04f7747 [project @ 1996-07-14 22:30:15 by jwe] jwe parents: 2086 diff changeset	879
4574 6cb22b9e3942 [project @ 2003-10-31 05:57:43 by jwe] jwe parents: 4470 diff changeset	880 return octave_value (flt_fmt == oct_mach_info::flt_fmt_ieee_little_endian
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	881 \|\| flt_fmt == oct_mach_info::flt_fmt_ieee_big_endian);
862 61d83ce7368c [project @ 1994-10-31 20:39:30 by jwe] jwe parents: 844 diff changeset	882 }
61d83ce7368c [project @ 1994-10-31 20:39:30 by jwe] jwe parents: 844 diff changeset	883
12825 a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	884 /*
14429 eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14160 diff changeset	885 %!assert (islogical (isieee ()))
12825 a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	886 */
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	887
4600 3680bb30de0b [project @ 2003-11-12 18:25:53 by jwe] jwe parents: 4574 diff changeset	888 DEFUN (native_float_format, , ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	889 "-- texinfo --\n\
4600 3680bb30de0b [project @ 2003-11-12 18:25:53 by jwe] jwe parents: 4574 diff changeset	890 @deftypefn {Built-in Function} {} native_float_format ()\n\
3680bb30de0b [project @ 2003-11-12 18:25:53 by jwe] jwe parents: 4574 diff changeset	891 Return the native floating point format as a string\n\
3680bb30de0b [project @ 2003-11-12 18:25:53 by jwe] jwe parents: 4574 diff changeset	892 @end deftypefn")
3680bb30de0b [project @ 2003-11-12 18:25:53 by jwe] jwe parents: 4574 diff changeset	893 {
3680bb30de0b [project @ 2003-11-12 18:25:53 by jwe] jwe parents: 4574 diff changeset	894 oct_mach_info::float_format flt_fmt = oct_mach_info::native_float_format ();
3680bb30de0b [project @ 2003-11-12 18:25:53 by jwe] jwe parents: 4574 diff changeset	895
3680bb30de0b [project @ 2003-11-12 18:25:53 by jwe] jwe parents: 4574 diff changeset	896 return octave_value (oct_mach_info::float_format_as_string (flt_fmt));
3680bb30de0b [project @ 2003-11-12 18:25:53 by jwe] jwe parents: 4574 diff changeset	897 }
3680bb30de0b [project @ 2003-11-12 18:25:53 by jwe] jwe parents: 4574 diff changeset	898
12825 a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	899 /*
14429 eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14160 diff changeset	900 %!assert (ischar (native_float_format ()))
12825 a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	901 */
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	902
1957 0e6a0a271998 [project @ 1996-02-15 01:08:15 by jwe] jwe parents: 1884 diff changeset	903 DEFUN (tilde_expand, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	904 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	905 @deftypefn {Built-in Function} {} tilde_expand (@var{string})\n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11523 diff changeset	906 Perform tilde expansion on @var{string}. If @var{string} begins with a\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	907 tilde character, (@samp{~}), all of the characters preceding the first\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	908 slash (or all characters, if there is no slash) are treated as a\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	909 possible user name, and the tilde and the following characters up to the\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	910 slash are replaced by the home directory of the named user. If the\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	911 tilde is followed immediately by a slash, the tilde is replaced by the\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10315 diff changeset	912 home directory of the user running Octave. For example:\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	913 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	914 @example\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	915 @group\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	916 tilde_expand (\"~joeuser/bin\")\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	917 @result{} \"/home/joeuser/bin\"\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	918 tilde_expand (\"~/bin\")\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	919 @result{} \"/home/jwe/bin\"\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	920 @end group\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	921 @end example\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3248 diff changeset	922 @end deftypefn")
1750 fd0d12493223 [project @ 1996-01-13 09:31:07 by jwe] jwe parents: 1742 diff changeset	923 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 4208 diff changeset	924 octave_value retval;
1750 fd0d12493223 [project @ 1996-01-13 09:31:07 by jwe] jwe parents: 1742 diff changeset	925
fd0d12493223 [project @ 1996-01-13 09:31:07 by jwe] jwe parents: 1742 diff changeset	926 int nargin = args.length ();
fd0d12493223 [project @ 1996-01-13 09:31:07 by jwe] jwe parents: 1742 diff changeset	927
fd0d12493223 [project @ 1996-01-13 09:31:07 by jwe] jwe parents: 1742 diff changeset	928 if (nargin == 1)
6116 b64fb24bf4a0 [project @ 2006-10-27 18:04:49 by jwe] jwe parents: 6086 diff changeset	929 {
b64fb24bf4a0 [project @ 2006-10-27 18:04:49 by jwe] jwe parents: 6086 diff changeset	930 octave_value arg = args(0);
b64fb24bf4a0 [project @ 2006-10-27 18:04:49 by jwe] jwe parents: 6086 diff changeset	931
b64fb24bf4a0 [project @ 2006-10-27 18:04:49 by jwe] jwe parents: 6086 diff changeset	932 string_vector sv = arg.all_strings ();
b64fb24bf4a0 [project @ 2006-10-27 18:04:49 by jwe] jwe parents: 6086 diff changeset	933
b64fb24bf4a0 [project @ 2006-10-27 18:04:49 by jwe] jwe parents: 6086 diff changeset	934 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	935 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	936 sv = file_ops::tilde_expand (sv);
6116 b64fb24bf4a0 [project @ 2006-10-27 18:04:49 by jwe] jwe parents: 6086 diff changeset	937
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	938 if (arg.is_cellstr ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	939 retval = Cell (arg.dims (), sv);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	940 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	941 retval = sv;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	942 }
6116 b64fb24bf4a0 [project @ 2006-10-27 18:04:49 by jwe] jwe parents: 6086 diff changeset	943 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10266 diff changeset	944 error ("tilde_expand: expecting argument to be char or cellstr object");
6116 b64fb24bf4a0 [project @ 2006-10-27 18:04:49 by jwe] jwe parents: 6086 diff changeset	945 }
1750 fd0d12493223 [project @ 1996-01-13 09:31:07 by jwe] jwe parents: 1742 diff changeset	946 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	947 print_usage ();
1750 fd0d12493223 [project @ 1996-01-13 09:31:07 by jwe] jwe parents: 1742 diff changeset	948
fd0d12493223 [project @ 1996-01-13 09:31:07 by jwe] jwe parents: 1742 diff changeset	949 return retval;
fd0d12493223 [project @ 1996-01-13 09:31:07 by jwe] jwe parents: 1742 diff changeset	950 }
12825 a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	951
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	952 /*
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	953 %!test
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	954 %! if (isempty (getenv ("HOME")))
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	955 %! setenv ("HOME", "foobar");
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	956 %! endif
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	957 %! home = getenv ("HOME");
13962 efa658122cc9 Fix tilde_expand %!test bug on MinGW (Bug #33862) Rik <octave@nomad.inbox5.com> parents: 13885 diff changeset	958 %! assert (tilde_expand ("~/foobar"), strcat (home, "/foobar"));
12825 a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	959 %! assert (tilde_expand ("/foo/bar"), "/foo/bar");
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	960 %! assert (tilde_expand ("foo/bar"), "foo/bar");
a1dcb854a4f9 codesprint: new tests for sysdep.cc functions John W. Eaton <jwe@octave.org> parents: 12483 diff changeset	961 */
17851 af685269e06c avoid symbol conflicts in display.cc John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	962
af685269e06c avoid symbol conflicts in display.cc John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	963 // This function really belongs in display.cc, but including defun.h in
af685269e06c avoid symbol conflicts in display.cc John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	964 // that file results in conflicts with symbols from headers that are
af685269e06c avoid symbol conflicts in display.cc John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	965 // needed for X11 and Carbon functions.
af685269e06c avoid symbol conflicts in display.cc John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	966
af685269e06c avoid symbol conflicts in display.cc John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	967 DEFUN (have_window_system, , ,
af685269e06c avoid symbol conflicts in display.cc John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	968 "-- texinfo --\n\
af685269e06c avoid symbol conflicts in display.cc John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	969 @deftypefn {Built-in Function} {} have_window_system ()\n\
18708 7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 17851 diff changeset	970 Return true if a window system is available (X11, Windows, or Apple OS X)\n\
7bccc182e2f7 doc: Update pause documentation and add seealso links between related functions. Rik <rik@octave.org> parents: 17851 diff changeset	971 and false otherwise.\n\
17851 af685269e06c avoid symbol conflicts in display.cc John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	972 @end deftypefn")
af685269e06c avoid symbol conflicts in display.cc John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	973 {
af685269e06c avoid symbol conflicts in display.cc John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	974 return octave_value (display_info::display_available ());
af685269e06c avoid symbol conflicts in display.cc John W. Eaton <jwe@octave.org> parents: 17787 diff changeset	975 }

Mercurial > octave-nkf

annotate libinterp/corefcn/sysdep.cc @ 19201:6f0290863d50