octave: src/syscalls.cc annotate

annotate src/syscalls.cc @ 10521:4d1fc073fbb7

add some missing copyright stmts

author	Jaroslav Hajek <highegg@gmail.com>
date	Wed, 14 Apr 2010 12:23:13 +0200
parents	1603dfe72933
children	d53eb6249892

rev	line source
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1 /*
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	2
7017 a1dbe9d80eee [project @ 2007-10-12 21:27:11 by jwe] jwe parents: 7016 diff changeset	3 Copyright (C) 1996, 1997, 1998, 1999, 2000, 2002, 2003, 2004, 2005,
8920 eb63fbe60fab update copyright notices John W. Eaton <jwe@octave.org> parents: 8549 diff changeset	4 2006, 2007, 2008, 2009 John W. Eaton
10521 4d1fc073fbb7 add some missing copyright stmts Jaroslav Hajek <highegg@gmail.com> parents: 10336 diff changeset	5 Copyright (C) 2010 VZLU Prague
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	6
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	7 This file is part of Octave.
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	8
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	9 Octave is free software; you can redistribute it and/or modify it
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	10 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: 7001 diff changeset	11 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	12 option) any later version.
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	13
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	14 Octave is distributed in the hope that it will be useful, but WITHOUT
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	17 for more details.
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	18
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	19 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: 7001 diff changeset	20 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	21 <http://www.gnu.org/licenses/>.
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	22
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	23 */
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	24
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	25 // Thomas Baier <baier@ci.tuwien.ac.at> added the original versions of
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	26 // the following functions:
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	27 //
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	28 // mkfifo unlink waitpid
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	29
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	30 #ifdef HAVE_CONFIG_H
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	31 #include <config.h>
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	32 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	33
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	34 #include <cstdio>
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	35 #include <cstring>
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	36
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	37 #include <sys/types.h>
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	38 #include <unistd.h>
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	39
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	40 #include <fcntl.h>
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	41
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2902 diff changeset	42 #include "file-ops.h"
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2902 diff changeset	43 #include "file-stat.h"
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	44 #include "oct-syscalls.h"
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	45 #include "oct-uname.h"
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2902 diff changeset	46
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	47 #include "defun.h"
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	48 #include "error.h"
2078 4d43f960f2cc [project @ 1996-04-24 01:12:59 by jwe] jwe parents: 2075 diff changeset	49 #include "gripes.h"
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	50 #include "lo-utils.h"
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	51 #include "oct-map.h"
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	52 #include "oct-obj.h"
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	53 #include "oct-stdstrm.h"
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	54 #include "oct-stream.h"
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	55 #include "sysdep.h"
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	56 #include "utils.h"
2366 c90105b99479 [project @ 1996-10-11 23:22:27 by jwe] jwe parents: 2305 diff changeset	57 #include "variables.h"
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	58 #include "input.h"
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	59
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	60 static Octave_map
8549 424ba638d8f1 [mq]: fstat file-io.cc (Ffstat): new function parents: 8286 diff changeset	61 mk_stat_map (const base_file_stat& fs)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	62 {
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	63 Octave_map m;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	64
4675 f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	65 m.assign ("dev", static_cast<double> (fs.dev ()));
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	66 m.assign ("ino", fs.ino ());
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	67 m.assign ("mode", fs.mode ());
4675 f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	68 m.assign ("modestr", fs.mode_as_string ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	69 m.assign ("nlink", fs.nlink ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	70 m.assign ("uid", fs.uid ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	71 m.assign ("gid", fs.gid ());
3887 7da18459c08b [project @ 2002-04-04 00:44:21 by jwe] jwe parents: 3715 diff changeset	72 #if defined (HAVE_STRUCT_STAT_ST_RDEV)
4675 f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	73 m.assign ("rdev", static_cast<double> (fs.rdev ()));
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	74 #endif
4675 f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	75 m.assign ("size", fs.size ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	76 m.assign ("atime", fs.atime ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	77 m.assign ("mtime", fs.mtime ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	78 m.assign ("ctime", fs.ctime ());
3887 7da18459c08b [project @ 2002-04-04 00:44:21 by jwe] jwe parents: 3715 diff changeset	79 #if defined (HAVE_STRUCT_STAT_ST_BLKSIZE)
4675 f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	80 m.assign ("blksize", fs.blksize ());
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	81 #endif
3887 7da18459c08b [project @ 2002-04-04 00:44:21 by jwe] jwe parents: 3715 diff changeset	82 #if defined (HAVE_STRUCT_STAT_ST_BLOCKS)
4675 f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	83 m.assign ("blocks", fs.blocks ());
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	84 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	85
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	86 return m;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	87 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	88
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	89 static octave_value_list
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	90 mk_stat_result (const base_file_stat& fs)
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	91 {
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	92 octave_value_list retval;
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	93
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	94 if (fs)
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	95 {
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	96 retval(2) = std::string ();
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	97 retval(1) = 0;
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	98 retval(0) = octave_value (mk_stat_map (fs));
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	99 }
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	100 else
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	101 {
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	102 retval(2) = fs.error ();
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	103 retval(1) = -1;
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	104 retval(0) = Matrix ();
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	105 }
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	106
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	107 return retval;
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	108 }
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	109
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	110 DEFUNX ("dup2", Fdup2, args, ,
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	111 "-- texinfo --\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	112 @deftypefn {Built-in Function} {[@var{fid}, @var{msg}] =} dup2 (@var{old}, @var{new})\n\
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	113 Duplicate a file descriptor.\n\
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	114 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	115 If successful, @var{fid} is greater than zero and contains the new file\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	116 ID. Otherwise, @var{fid} is negative and @var{msg} contains a\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	117 system-dependent error message.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	118 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	119 {
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	120 octave_value_list retval;
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	121
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	122 retval(1) = std::string ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	123 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	124
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	125 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	126
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	127 if (nargin == 2)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	128 {
3341 14cfc9475fe4 [project @ 1999-11-05 08:11:58 by jwe] jwe parents: 3340 diff changeset	129 octave_stream old_stream
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	130 = octave_stream_list::lookup (args(0), "dup2");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	131
3341 14cfc9475fe4 [project @ 1999-11-05 08:11:58 by jwe] jwe parents: 3340 diff changeset	132 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	133 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	134 octave_stream new_stream
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	135 = octave_stream_list::lookup (args(1), "dup2");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	136
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	137 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	138 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	139 int i_old = old_stream.file_number ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	140 int i_new = new_stream.file_number ();
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	141
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	142 if (i_old >= 0 && i_new >= 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	143 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	144 std::string msg;
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	145
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	146 int status = octave_syscalls::dup2 (i_old, i_new, msg);
3341 14cfc9475fe4 [project @ 1999-11-05 08:11:58 by jwe] jwe parents: 3340 diff changeset	147
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	148 retval(0) = status;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	149 retval(1) = msg;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	150 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	151 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	152 }
3145 0d640dc625c7 [project @ 1998-02-05 08:44:59 by jwe] jwe parents: 3141 diff changeset	153 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	154 error ("dup2: invalid stream");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	155 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	156 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	157 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	158
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	159 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	160 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	161
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	162 DEFUNX ("exec", Fexec, args, ,
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	163 "-- texinfo --\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	164 @deftypefn {Built-in Function} {[@var{err}, @var{msg}] =} exec (@var{file}, @var{args})\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	165 Replace current process with a new process. Calling @code{exec} without\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	166 first calling @code{fork} will terminate your current Octave process and\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	167 replace it with the program named by @var{file}. For example,\n\
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	168 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	169 @example\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	170 exec (\"ls\" \"-l\")\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	171 @end example\n\
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	172 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	173 @noindent\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	174 will run @code{ls} and return you to your shell prompt.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	175 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	176 If successful, @code{exec} does not return. If @code{exec} does return,\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	177 @var{err} will be nonzero, and @var{msg} will contain a system-dependent\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	178 error message.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	179 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	180 {
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	181 octave_value_list retval;
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	182
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	183 retval(1) = std::string ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	184 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	185
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	186 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	187
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	188 if (nargin == 1 \|\| nargin == 2)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	189 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	190 std::string exec_file = args(0).string_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	191
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	192 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	193 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	194 string_vector exec_args;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	195
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	196 if (nargin == 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	197 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	198 string_vector tmp = args(1).all_strings ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	199
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	200 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	201 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	202 int len = tmp.length ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	203
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	204 exec_args.resize (len + 1);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	205
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	206 exec_args[0] = exec_file;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	207
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	208 for (int i = 0; i < len; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	209 exec_args[i+1] = tmp[i];
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	210 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	211 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	212 error ("exec: arguments must be character strings");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	213 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	214 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	215 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	216 exec_args.resize (1);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	217
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	218 exec_args[0] = exec_file;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	219 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	220
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	221 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	222 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	223 std::string msg;
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	224
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	225 int status = octave_syscalls::execvp (exec_file, exec_args, msg);
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	226
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	227 retval(0) = status;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	228 retval(1) = msg;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	229 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	230 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	231 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	232 error ("exec: first argument must be a string");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	233 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	234 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	235 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	236
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	237 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	238 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	239
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	240 DEFUNX ("popen2", Fpopen2, args, ,
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	241 "-- texinfo --\n\
6678 49724abe1236 [project @ 2007-05-31 19:44:45 by jwe] jwe parents: 6545 diff changeset	242 @deftypefn {Built-in Function} {[@var{in}, @var{out}, @var{pid}] =} popen2 (@var{command}, @var{args})\n\
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	243 Start a subprocess with two-way communication. The name of the process\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	244 is given by @var{command}, and @var{args} is an array of strings\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	245 containing options for the command. The file identifiers for the input\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	246 and output streams of the subprocess are returned in @var{in} and\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	247 @var{out}. If execution of the command is successful, @var{pid}\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	248 contains the process ID of the subprocess. Otherwise, @var{pid} is\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	249 @minus{}1.\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	250 \n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	251 For example,\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	252 \n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	253 @example\n\
6923 1fcee6e2c4d3 [project @ 2007-09-25 16:57:12 by jwe] jwe parents: 6678 diff changeset	254 [in, out, pid] = popen2 (\"sort\", \"-r\");\n\
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	255 fputs (in, \"these\\nare\\nsome\\nstrings\\n\");\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	256 fclose (in);\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	257 EAGAIN = errno (\"EAGAIN\");\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	258 done = false;\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	259 do\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	260 s = fgets (out);\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	261 if (ischar (s))\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	262 fputs (stdout, s);\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	263 elseif (errno () == EAGAIN)\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	264 sleep (0.1);\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	265 fclear (out);\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	266 else\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	267 done = true;\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	268 endif\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	269 until (done)\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	270 fclose (out);\n\
9563 f5c28d8f5147 syscalls.cc: Recommend waitpid() in popen2() documentation. Rob Mahurin <rob@utk.edu> parents: 9209 diff changeset	271 waitpid (pid);\n\
f5c28d8f5147 syscalls.cc: Recommend waitpid() in popen2() documentation. Rob Mahurin <rob@utk.edu> parents: 9209 diff changeset	272 @print{} these\n\
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	273 @print{} strings\n\
9563 f5c28d8f5147 syscalls.cc: Recommend waitpid() in popen2() documentation. Rob Mahurin <rob@utk.edu> parents: 9209 diff changeset	274 @print{} some\n\
f5c28d8f5147 syscalls.cc: Recommend waitpid() in popen2() documentation. Rob Mahurin <rob@utk.edu> parents: 9209 diff changeset	275 @print{} are\n\
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	276 @end example\n\
9563 f5c28d8f5147 syscalls.cc: Recommend waitpid() in popen2() documentation. Rob Mahurin <rob@utk.edu> parents: 9209 diff changeset	277 \n\
f5c28d8f5147 syscalls.cc: Recommend waitpid() in popen2() documentation. Rob Mahurin <rob@utk.edu> parents: 9209 diff changeset	278 Note that @code{popen2}, unlike @code{popen}, will not \"reap\" the\n\
f5c28d8f5147 syscalls.cc: Recommend waitpid() in popen2() documentation. Rob Mahurin <rob@utk.edu> parents: 9209 diff changeset	279 child process. If you don't use @code{waitpid} to check the child's\n\
9564 9e4333169eae fix typo in last patch Jaroslav Hajek <highegg@gmail.com> parents: 9563 diff changeset	280 exit status, it will linger until Octave exits.\n\
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	281 @end deftypefn")
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	282 {
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	283 octave_value_list retval;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	284
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	285 retval(2) = -1;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	286 retval(1) = Matrix ();
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	287 retval(0) = Matrix ();
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	288
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	289 int nargin = args.length ();
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	290
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	291 if (nargin >= 1 && nargin <= 3)
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	292 {
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	293 std::string exec_file = args(0).string_value();
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	294
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	295 if (! error_state)
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	296 {
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	297 string_vector arg_list;
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	298
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	299 if (nargin >= 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	300 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	301 string_vector tmp = args(1).all_strings ();
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	302
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	303 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	304 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	305 int len = tmp.length ();
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	306
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	307 arg_list.resize (len + 1);
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	308
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	309 arg_list[0] = exec_file;
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	310
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	311 for (int i = 0; i < len; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	312 arg_list[i+1] = tmp[i];
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	313 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	314 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	315 error ("popen2: arguments must be character strings");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	316 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	317 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	318 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	319 arg_list.resize (1);
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	320
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	321 arg_list[0] = exec_file;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	322 }
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	323
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	324 if (! error_state)
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	325 {
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	326 bool sync_mode = (nargin == 3 ? args(2).bool_value() : false);
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	327
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	328 if (! error_state)
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	329 {
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	330 int fildes[2];
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	331 std::string msg;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	332 pid_t pid;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	333
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	334 pid = octave_syscalls::popen2 (exec_file, arg_list, sync_mode, fildes, msg, interactive);
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	335 if (pid >= 0)
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	336 {
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	337 FILE *ifile = fdopen (fildes[1], "r");
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	338 FILE *ofile = fdopen (fildes[0], "w");
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	339
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	340 std::string nm;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	341
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	342 octave_stream is = octave_stdiostream::create (nm, ifile,
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	343 std::ios::in);
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	344
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	345 octave_stream os = octave_stdiostream::create (nm, ofile,
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	346 std::ios::out);
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	347
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	348 Cell file_ids (1, 2);
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	349
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	350 retval(0) = octave_stream_list::insert (os);
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	351 retval(1) = octave_stream_list::insert (is);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	352 retval(2) = pid;
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	353 }
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	354 else
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	355 error (msg.c_str ());
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	356 }
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	357 }
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	358 else
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	359 error ("popen2: arguments must be character strings");
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	360 }
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	361 else
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	362 error ("popen2: first argument must be a string");
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	363 }
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	364 else
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	365 print_usage ();
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	366
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	367 return retval;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	368 }
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	369
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	370 /*
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	371
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	372 %!test
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	373 %! if (isunix())
6923 1fcee6e2c4d3 [project @ 2007-09-25 16:57:12 by jwe] jwe parents: 6678 diff changeset	374 %! [in, out, pid] = popen2 ("sort", "-r");
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	375 %! EAGAIN = errno ("EAGAIN");
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	376 %! else
6322 723a32c8ee10 [project @ 2007-02-16 21:48:21 by dbateman] dbateman parents: 6321 diff changeset	377 %! [in, out, pid] = popen2 ("sort", "/R");
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	378 %! EAGAIN = errno ("EINVAL");
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	379 %! endif
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	380 %! fputs (in, "these\nare\nsome\nstrings\n");
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	381 %! fclose (in);
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	382 %! done = false;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	383 %! str = {};
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	384 %! idx = 0;
6545 7cf7e248cb71 [project @ 2007-04-19 16:53:15 by jwe] jwe parents: 6543 diff changeset	385 %! errs = 0;
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	386 %! do
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	387 %! if (!isunix())
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	388 %! errno (0);
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	389 %! endif
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	390 %! s = fgets (out);
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	391 %! if (ischar (s))
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	392 %! idx++;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	393 %! str{idx} = s;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	394 %! elseif (errno () == EAGAIN)
6543 aa2837cae002 [project @ 2007-04-19 03:32:12 by jwe] jwe parents: 6324 diff changeset	395 %! fclear (out);
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	396 %! sleep (0.1);
6545 7cf7e248cb71 [project @ 2007-04-19 16:53:15 by jwe] jwe parents: 6543 diff changeset	397 %! if (++errs == 100)
7cf7e248cb71 [project @ 2007-04-19 16:53:15 by jwe] jwe parents: 6543 diff changeset	398 %! done = true;
7cf7e248cb71 [project @ 2007-04-19 16:53:15 by jwe] jwe parents: 6543 diff changeset	399 %! endif
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	400 %! else
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	401 %! done = true;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	402 %! endif
6545 7cf7e248cb71 [project @ 2007-04-19 16:53:15 by jwe] jwe parents: 6543 diff changeset	403 %! until (done)
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	404 %! fclose (out);
6324 d5904124b917 [project @ 2007-02-17 03:08:49 by jwe] jwe parents: 6322 diff changeset	405 %! if (isunix())
6322 723a32c8ee10 [project @ 2007-02-16 21:48:21 by dbateman] dbateman parents: 6321 diff changeset	406 %! assert(str,{"these\n","strings\n","some\n","are\n"})
723a32c8ee10 [project @ 2007-02-16 21:48:21 by dbateman] dbateman parents: 6321 diff changeset	407 %! else
723a32c8ee10 [project @ 2007-02-16 21:48:21 by dbateman] dbateman parents: 6321 diff changeset	408 %! assert(str,{"these\r\n","strings\r\n","some\r\n","are\r\n"})
723a32c8ee10 [project @ 2007-02-16 21:48:21 by dbateman] dbateman parents: 6321 diff changeset	409 %! end
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	410
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	411 */
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	412
10259 65b41bc71f09 use gnulib fcntl module John W. Eaton <jwe@octave.org> parents: 10252 diff changeset	413 DEFUNX ("fcntl", Ffcntl, args, ,
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	414 "-- texinfo --\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	415 @deftypefn {Built-in Function} {[@var{err}, @var{msg}] =} fcntl (@var{fid}, @var{request}, @var{arg})\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	416 Change the properties of the open file @var{fid}. The following values\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	417 may be passed as @var{request}:\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	418 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	419 @vtable @code\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	420 @item F_DUPFD\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	421 Return a duplicate file descriptor.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	422 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	423 @item F_GETFD\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	424 Return the file descriptor flags for @var{fid}.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	425 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	426 @item F_SETFD\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	427 Set the file descriptor flags for @var{fid}.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	428 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	429 @item F_GETFL\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	430 Return the file status flags for @var{fid}. The following codes may be\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	431 returned (some of the flags may be undefined on some systems).\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	432 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	433 @vtable @code\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	434 @item O_RDONLY\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	435 Open for reading only.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	436 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	437 @item O_WRONLY\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	438 Open for writing only.\n\
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	439 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	440 @item O_RDWR\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	441 Open for reading and writing.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	442 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	443 @item O_APPEND\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	444 Append on each write.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	445 \n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4928 diff changeset	446 @item O_CREAT\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4928 diff changeset	447 Create the file if it does not exist.\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4928 diff changeset	448 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	449 @item O_NONBLOCK\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	450 Nonblocking mode.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	451 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	452 @item O_SYNC\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	453 Wait for writes to complete.\n\
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	454 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	455 @item O_ASYNC\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	456 Asynchronous I/O.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	457 @end vtable\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	458 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	459 @item F_SETFL\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	460 Set the file status flags for @var{fid} to the value specified by\n\
9209 923c7cb7f13f Simplify TeXinfo files by eliminating redundant @iftex followed by @tex construction. Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	461 @var{arg}. The only flags that can be changed are @w{@code{O_APPEND}} and\n\
923c7cb7f13f Simplify TeXinfo files by eliminating redundant @iftex followed by @tex construction. Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	462 @w{@code{O_NONBLOCK}}.\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	463 @end vtable\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	464 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	465 If successful, @var{err} is 0 and @var{msg} is an empty string.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	466 Otherwise, @var{err} is nonzero and @var{msg} contains a\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	467 system-dependent error message.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	468 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	469 {
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	470 octave_value_list retval;
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	471
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	472 retval(1) = std::string ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	473 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	474
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	475 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	476
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	477 if (nargin == 3)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	478 {
3715 e5ff21d2bac6 [project @ 2000-09-01 05:52:56 by jwe] jwe parents: 3531 diff changeset	479 octave_stream strm = octave_stream_list::lookup (args (0), "fcntl");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	480
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3156 diff changeset	481 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	482 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	483 int fid = strm.file_number ();
3715 e5ff21d2bac6 [project @ 2000-09-01 05:52:56 by jwe] jwe parents: 3531 diff changeset	484
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	485 int req = args(1).int_value (true);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	486 int arg = args(2).int_value (true);
3715 e5ff21d2bac6 [project @ 2000-09-01 05:52:56 by jwe] jwe parents: 3531 diff changeset	487
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	488 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	489 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	490 // FIXME -- Need better checking here?
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	491 if (fid < 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	492 error ("fcntl: invalid file id");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	493 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	494 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	495 std::string msg;
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	496
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	497 int status = octave_fcntl (fid, req, arg, msg);
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	498
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	499 retval(0) = status;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	500 retval(1) = msg;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	501 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	502 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	503 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	504 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	505 error ("fcntl: file id, request, and argument must be integers");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	506 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	507 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	508 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	509
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	510 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	511 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	512
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	513 DEFUNX ("fork", Ffork, args, ,
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	514 "-- texinfo --\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	515 @deftypefn {Built-in Function} {[@var{pid}, @var{msg}] =} fork ()\n\
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	516 Create a copy of the current process.\n\
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	517 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	518 Fork can return one of the following values:\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	519 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	520 @table @asis\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	521 @item > 0\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	522 You are in the parent process. The value returned from @code{fork} is\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	523 the process id of the child process. You should probably arrange to\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	524 wait for any child processes to exit.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	525 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	526 @item 0\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	527 You are in the child process. You can call @code{exec} to start another\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	528 process. If that fails, you should probably call @code{exit}.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	529 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	530 @item < 0\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	531 The call to @code{fork} failed for some reason. You must take evasive\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	532 action. A system dependent error message will be waiting in @var{msg}.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	533 @end table\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	534 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	535 {
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	536 octave_value_list retval;
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	537
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	538 retval(1) = std::string ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	539 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	540
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	541 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	542
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	543 if (nargin == 0)
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	544 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	545 std::string msg;
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	546
9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	547 pid_t pid = octave_syscalls::fork (msg);
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	548
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 3887 diff changeset	549 retval(0) = pid;
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	550 retval(1) = msg;
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	551 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	552 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	553 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	554
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	555 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	556 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	557
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	558 DEFUNX ("getpgrp", Fgetpgrp, args, ,
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	559 "-- texinfo --\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	560 @deftypefn {Built-in Function} {pgid =} getpgrp ()\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	561 Return the process group id of the current process.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	562 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	563 {
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	564 octave_value_list retval;
9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	565
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	566 retval(1) = std::string ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	567 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	568
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	569 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	570
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	571 if (nargin == 0)
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	572 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	573 std::string msg;
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	574
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 3887 diff changeset	575 retval(0) = octave_syscalls::getpgrp (msg);
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	576 retval(1) = msg;
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	577 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	578 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	579 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	580
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	581 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	582 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	583
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	584 DEFUNX ("getpid", Fgetpid, args, ,
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	585 "-- texinfo --\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	586 @deftypefn {Built-in Function} {pid =} getpid ()\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	587 Return the process id of the current process.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	588 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	589 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 3887 diff changeset	590 octave_value retval = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	591
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	592 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	593
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	594 if (nargin == 0)
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	595 retval = octave_syscalls::getpid ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	596 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	597 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	598
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	599 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	600 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	601
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	602 DEFUNX ("getppid", Fgetppid, args, ,
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	603 "-- texinfo --\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	604 @deftypefn {Built-in Function} {pid =} getppid ()\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	605 Return the process id of the parent process.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	606 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	607 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 3887 diff changeset	608 octave_value retval = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	609
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	610 int nargin = args.length ();
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	611
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	612 if (nargin == 0)
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	613 retval = octave_syscalls::getppid ();
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	614 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	615 print_usage ();
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	616
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	617 return retval;
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	618 }
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	619
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	620 DEFUNX ("getegid", Fgetegid, args, ,
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	621 "-- texinfo --\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	622 @deftypefn {Built-in Function} {egid =} getegid ()\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	623 Return the effective group id of the current process.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	624 @end deftypefn")
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	625 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 3887 diff changeset	626 octave_value retval = -1;
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	627
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	628 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	629
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	630 if (nargin == 0)
4254 df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe] jwe parents: 4233 diff changeset	631 retval = octave_syscalls::getegid ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	632 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	633 print_usage ();
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	634
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	635 return retval;
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	636 }
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	637
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	638 DEFUNX ("getgid", Fgetgid, args, ,
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	639 "-- texinfo --\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	640 @deftypefn {Built-in Function} {gid =} getgid ()\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	641 Return the real group id of the current process.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	642 @end deftypefn")
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	643 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 3887 diff changeset	644 octave_value retval = -1;
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	645
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	646 int nargin = args.length ();
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	647
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	648 if (nargin == 0)
4254 df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe] jwe parents: 4233 diff changeset	649 retval = octave_syscalls::getgid ();
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	650 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	651 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	652
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	653 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	654 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	655
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	656 DEFUNX ("geteuid", Fgeteuid, args, ,
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	657 "-- texinfo --\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	658 @deftypefn {Built-in Function} {euid =} geteuid ()\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	659 Return the effective user id of the current process.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	660 @end deftypefn")
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	661 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 3887 diff changeset	662 octave_value retval = -1;
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	663
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	664 int nargin = args.length ();
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	665
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	666 if (nargin == 0)
4254 df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe] jwe parents: 4233 diff changeset	667 retval = octave_syscalls::geteuid ();
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	668 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	669 print_usage ();
2473 bb0c213e5885 [project @ 1996-11-06 04:34:55 by jwe] jwe parents: 2472 diff changeset	670
bb0c213e5885 [project @ 1996-11-06 04:34:55 by jwe] jwe parents: 2472 diff changeset	671 return retval;
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	672 }
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	673
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	674 DEFUNX ("getuid", Fgetuid, args, ,
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	675 "-- texinfo --\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	676 @deftypefn {Built-in Function} {uid =} getuid ()\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	677 Return the real user id of the current process.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	678 @end deftypefn")
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	679 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 3887 diff changeset	680 octave_value retval = -1;
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	681
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	682 int nargin = args.length ();
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	683
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	684 if (nargin == 0)
4254 df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe] jwe parents: 4233 diff changeset	685 retval = octave_syscalls::getuid ();
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	686 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	687 print_usage ();
2473 bb0c213e5885 [project @ 1996-11-06 04:34:55 by jwe] jwe parents: 2472 diff changeset	688
bb0c213e5885 [project @ 1996-11-06 04:34:55 by jwe] jwe parents: 2472 diff changeset	689 return retval;
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	690 }
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	691
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	692 DEFUNX ("kill", Fkill, args, ,
4371 c14ec945fabb [project @ 2003-03-26 16:05:59 by jwe] jwe parents: 4327 diff changeset	693 "-- texinfo --\n\
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	694 @deftypefn {Built-in Function} {[@var{err}, @var{msg}] =} kill (@var{pid}, @var{sig})\n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	695 Send signal @var{sig} to process @var{pid}.\n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	696 \n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	697 If @var{pid} is positive, then signal @var{sig} is sent to @var{pid}.\n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	698 \n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	699 If @var{pid} is 0, then signal @var{sig} is sent to every process\n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	700 in the process group of the current process.\n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	701 \n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	702 If @var{pid} is -1, then signal @var{sig} is sent to every process\n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	703 except process 1.\n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	704 \n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	705 If @var{pid} is less than -1, then signal @var{sig} is sent to every\n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	706 process in the process group @var{-pid}.\n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	707 \n\
4371 c14ec945fabb [project @ 2003-03-26 16:05:59 by jwe] jwe parents: 4327 diff changeset	708 If @var{sig} is 0, then no signal is sent, but error checking is still\n\
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	709 performed.\n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	710 \n\
7001 8b0cfeb06365 [project @ 2007-10-10 18:02:59 by jwe] jwe parents: 6923 diff changeset	711 Return 0 if successful, otherwise return -1.\n\
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	712 @end deftypefn")
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	713 {
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	714 octave_value_list retval;
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	715
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	716 retval(1) = std::string ();
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	717 retval(0) = -1;
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	718
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	719 if (args.length () == 2)
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	720 {
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	721 pid_t pid = args(0).int_value (true);
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	722
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	723 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	724 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	725 int sig = args(1).int_value (true);
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	726
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	727 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	728 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	729 std::string msg;
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	730
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	731 int status = octave_syscalls::kill (pid, sig, msg);
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	732
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	733 retval(1) = msg;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	734 retval(0) = status;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	735 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	736 }
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	737 }
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	738 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	739 print_usage ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	740
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	741 return retval;
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	742 }
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	743
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	744 DEFUNX ("lstat", Flstat, args, ,
3458 d25bc039237b [project @ 2000-01-19 09:36:14 by jwe] jwe parents: 3446 diff changeset	745 "-- texinfo --\n\
d25bc039237b [project @ 2000-01-19 09:36:14 by jwe] jwe parents: 3446 diff changeset	746 @deftypefn {Built-in Function} {[@var{info}, @var{err}, @var{msg}] =} lstat (@var{file})\n\
d25bc039237b [project @ 2000-01-19 09:36:14 by jwe] jwe parents: 3446 diff changeset	747 See stat.\n\
d25bc039237b [project @ 2000-01-19 09:36:14 by jwe] jwe parents: 3446 diff changeset	748 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	749 {
2263 dafbde8087e6 [project @ 1996-05-23 18:44:40 by jwe] jwe parents: 2262 diff changeset	750 octave_value_list retval;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	751
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	752 if (args.length () == 1)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	753 {
5872 44f24cf66b95 [project @ 2006-06-30 18:19:20 by jwe] jwe parents: 5823 diff changeset	754 std::string fname = args(0).string_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	755
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	756 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	757 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	758 file_stat fs (fname, false);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	759
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	760 retval = mk_stat_result (fs);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	761 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	762 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	763 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	764 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	765
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	766 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	767 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	768
10197 4d433bd2d4dc attempt to avoid trouble with gnulib #defines in a consistent way John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	769 DEFUNX ("mkfifo", Fmkfifo, args, ,
3345 c7ed52f51470 [project @ 1999-11-09 18:02:05 by jwe] jwe parents: 3341 diff changeset	770 "-- texinfo --\n\
4825 54e35aa71afd [project @ 2004-03-09 16:38:19 by jwe] jwe parents: 4675 diff changeset	771 @deftypefn {Built-in Function} {[@var{err}, @var{msg}] =} mkfifo (@var{name}, @var{mode})\n\
4928 1cf16fb3459a [project @ 2004-08-03 19:00:24 by jwe] jwe parents: 4825 diff changeset	772 Create a @var{fifo} special file named @var{name} with file mode @var{mode}\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	773 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	774 If successful, @var{err} is 0 and @var{msg} is an empty string.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	775 Otherwise, @var{err} is nonzero and @var{msg} contains a\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	776 system-dependent error message.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	777 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	778 {
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	779 octave_value_list retval;
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	780
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	781 retval(1) = std::string ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	782 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	783
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	784 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	785
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	786 if (nargin == 2)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	787 {
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	788 if (args(0).is_string ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	789 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	790 std::string name = args(0).string_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	791
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	792 if (args(1).is_scalar_type ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	793 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	794 long mode = args(1).long_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	795
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	796 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	797 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	798 std::string msg;
4254 df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe] jwe parents: 4233 diff changeset	799
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	800 int status = octave_mkfifo (name, mode, msg);
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	801
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	802 retval(0) = status;
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	803
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	804 if (status < 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	805 retval(1) = msg;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	806 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	807 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	808 error ("mkfifo: invalid MODE");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	809 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	810 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	811 error ("mkfifo: MODE must be an integer");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	812 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	813 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	814 error ("mkfifo: file name must be a string");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	815 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	816 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	817 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	818
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	819 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	820 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	821
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	822 DEFUNX ("pipe", Fpipe, args, ,
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	823 "-- texinfo --\n\
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	824 @deftypefn {Built-in Function} {[@var{read_fd}, @var{write_fd}, @var{err}, @var{msg}] =} pipe ()\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	825 Create a pipe and return the reading and writing ends of the pipe\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	826 into @var{read_fd} and @var{write_fd} respectively.\n\
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	827 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	828 If successful, @var{err} is 0 and @var{msg} is an empty string.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	829 Otherwise, @var{err} is nonzero and @var{msg} contains a\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	830 system-dependent error message.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	831 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	832 {
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	833 octave_value_list retval;
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	834
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	835 retval(3) = std::string ();
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	836 retval(2) = -1;
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	837 retval(1) = -1;
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	838 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	839
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	840 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	841
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	842 if (nargin == 0)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	843 {
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	844 int fid[2];
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	845
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	846 std::string msg;
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	847
9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	848 int status = octave_syscalls::pipe (fid, msg);
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	849
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	850 if (status < 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	851 retval(3) = msg;
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	852 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	853 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	854 FILE *ifile = fdopen (fid[0], "r");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	855 FILE *ofile = fdopen (fid[1], "w");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	856
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	857 std::string nm;
4327 c29c382a5b4b [project @ 2003-02-16 03:24:26 by jwe] jwe parents: 4294 diff changeset	858
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	859 octave_stream is = octave_stdiostream::create (nm, ifile,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	860 std::ios::in);
4327 c29c382a5b4b [project @ 2003-02-16 03:24:26 by jwe] jwe parents: 4294 diff changeset	861
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	862 octave_stream os = octave_stdiostream::create (nm, ofile,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	863 std::ios::out);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	864
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	865 retval(1) = octave_stream_list::insert (os);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	866 retval(0) = octave_stream_list::insert (is);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	867
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	868 retval(2) = status;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	869 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	870 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	871 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	872 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	873
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	874 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	875 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	876
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	877 DEFUNX ("stat", Fstat, args, ,
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	878 "-- texinfo --\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	879 @deftypefn {Built-in Function} {[@var{info}, @var{err}, @var{msg}] =} stat (@var{file})\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	880 @deftypefnx {Built-in Function} {[@var{info}, @var{err}, @var{msg}] =} lstat (@var{file})\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	881 Return a structure @var{s} containing the following information about\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	882 @var{file}.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	883 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	884 @table @code\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	885 @item dev\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	886 ID of device containing a directory entry for this file.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	887 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	888 @item ino\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	889 File number of the file.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	890 \n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	891 @item mode\n\
9209 923c7cb7f13f Simplify TeXinfo files by eliminating redundant @iftex followed by @tex construction. Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	892 File mode, as an integer. Use the functions @w{@code{S_ISREG}},\n\
923c7cb7f13f Simplify TeXinfo files by eliminating redundant @iftex followed by @tex construction. Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	893 @w{@code{S_ISDIR}}, @w{@code{S_ISCHR}}, @w{@code{S_ISBLK}}, @w{@code{S_ISFIFO}},\n\
923c7cb7f13f Simplify TeXinfo files by eliminating redundant @iftex followed by @tex construction. Rik <rdrider0-list@yahoo.com> parents: 9064 diff changeset	894 @w{@code{S_ISLNK}}, or @w{@code{S_ISSOCK}} to extract information from this\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	895 value.\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	896 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	897 @item modestr\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	898 File mode, as a string of ten letters or dashes as would be returned by\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	899 @kbd{ls -l}.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	900 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	901 @item nlink\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	902 Number of links.\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	903 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	904 @item uid\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	905 User ID of file's owner.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	906 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	907 @item gid\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	908 Group ID of file's group.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	909 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	910 @item rdev\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	911 ID of device for block or character special files.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	912 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	913 @item size\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	914 Size in bytes.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	915 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	916 @item atime\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	917 Time of last access in the same form as time values returned from\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	918 @code{time}. @xref{Timing Utilities}.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	919 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	920 @item mtime\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	921 Time of last modification in the same form as time values returned from\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	922 @code{time}. @xref{Timing Utilities}.\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	923 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	924 @item ctime\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	925 Time of last file status change in the same form as time values\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	926 returned from @code{time}. @xref{Timing Utilities}.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	927 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	928 @item blksize\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	929 Size of blocks in the file.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	930 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	931 @item blocks\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	932 Number of blocks allocated for file.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	933 @end table\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	934 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	935 If the call is successful @var{err} is 0 and @var{msg} is an empty\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	936 string. If the file does not exist, or some other error occurs, @var{s}\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	937 is an empty matrix, @var{err} is @minus{}1, and @var{msg} contains the\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	938 corresponding system error message.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	939 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	940 If @var{file} is a symbolic link, @code{stat} will return information\n\
7001 8b0cfeb06365 [project @ 2007-10-10 18:02:59 by jwe] jwe parents: 6923 diff changeset	941 about the actual file that is referenced by the link. Use @code{lstat}\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	942 if you want information about the symbolic link itself.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	943 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	944 For example,\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	945 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	946 @example\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	947 [s, err, msg] = stat (\"/vmlinuz\")\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	948 @result{} s =\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	949 @{\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	950 atime = 855399756\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	951 rdev = 0\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	952 ctime = 847219094\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	953 uid = 0\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	954 size = 389218\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	955 blksize = 4096\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	956 mtime = 847219094\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	957 gid = 6\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	958 nlink = 1\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	959 blocks = 768\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	960 mode = -rw-r--r--\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	961 modestr = -rw-r--r--\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	962 ino = 9316\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	963 dev = 2049\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	964 @}\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	965 @result{} err = 0\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	966 @result{} msg = \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	967 @end example\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	968 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	969 {
2262 1300df4a33d6 [project @ 1996-05-23 06:49:32 by jwe] jwe parents: 2086 diff changeset	970 octave_value_list retval;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	971
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	972 if (args.length () == 1)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	973 {
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	974 if (args(0).is_scalar_type ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	975 {
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	976 int fid = octave_stream_list::get_file_number (args(0));
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	977
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	978 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	979 {
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	980 file_fstat fs (fid);
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	981
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	982 retval = mk_stat_result (fs);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	983 }
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	984 }
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	985 else
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	986 {
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	987 std::string fname = args(0).string_value ();
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	988
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	989 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	990 {
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	991 file_stat fs (fname);
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	992
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	993 retval = mk_stat_result (fs);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	994 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	995 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	996 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	997 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	998 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	999
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1000 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1001 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1002
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1003 DEFUNX ("S_ISREG", FS_ISREG, args, ,
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1004 "-- texinfo --\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1005 @deftypefn {Built-in Function} {} S_ISREG (@var{mode})\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1006 Return true if @var{mode} corresponds to a regular file. The value\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1007 of @var{mode} is assumed to be returned from a call to @code{stat}.\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1008 @seealso{stat, lstat}\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1009 @end deftypefn")
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1010 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1011 octave_value retval = false;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1012
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1013 if (args.length () == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1014 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1015 double mode = args(0).double_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1016
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1017 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1018 retval = file_stat::is_reg (static_cast<mode_t> (mode));
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1019 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1020 error ("S_ISREG: invalid mode value");
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1021 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1022 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1023 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1024
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1025 return retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1026 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1027
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1028 DEFUNX ("S_ISDIR", FS_ISDIR, args, ,
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1029 "-- texinfo --\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1030 @deftypefn {Built-in Function} {} S_ISDIR (@var{mode})\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1031 Return true if @var{mode} corresponds to a directory. The value\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1032 of @var{mode} is assumed to be returned from a call to @code{stat}.\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1033 @seealso{stat, lstat}\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1034 @end deftypefn")
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1035 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1036 octave_value retval = false;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1037
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1038 if (args.length () == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1039 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1040 double mode = args(0).double_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1041
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1042 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1043 retval = file_stat::is_dir (static_cast<mode_t> (mode));
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1044 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1045 error ("S_ISDIR: invalid mode value");
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1046 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1047 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1048 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1049
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1050 return retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1051 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1052
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1053 DEFUNX ("S_ISCHR", FS_ISCHR, args, ,
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1054 "-- texinfo --\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1055 @deftypefn {Built-in Function} {} S_ISCHR (@var{mode})\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1056 Return true if @var{mode} corresponds to a character devicey. The value\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1057 of @var{mode} is assumed to be returned from a call to @code{stat}.\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1058 @seealso{stat, lstat}\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1059 @end deftypefn")
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1060 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1061 octave_value retval = false;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1062
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1063 if (args.length () == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1064 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1065 double mode = args(0).double_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1066
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1067 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1068 retval = file_stat::is_chr (static_cast<mode_t> (mode));
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1069 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1070 error ("S_ISCHR: invalid mode value");
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1071 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1072 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1073 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1074
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1075 return retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1076 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1077
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1078 DEFUNX ("S_ISBLK", FS_ISBLK, args, ,
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1079 "-- texinfo --\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1080 @deftypefn {Built-in Function} {} S_ISBLK (@var{mode})\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1081 Return true if @var{mode} corresponds to a block device. The value\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1082 of @var{mode} is assumed to be returned from a call to @code{stat}.\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1083 @seealso{stat, lstat}\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1084 @end deftypefn")
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1085 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1086 octave_value retval = false;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1087
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1088 if (args.length () == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1089 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1090 double mode = args(0).double_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1091
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1092 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1093 retval = file_stat::is_blk (static_cast<mode_t> (mode));
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1094 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1095 error ("S_ISBLK: invalid mode value");
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1096 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1097 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1098 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1099
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1100 return retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1101 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1102
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1103 DEFUNX ("S_ISFIFO", FS_ISFIFO, args, ,
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1104 "-- texinfo --\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1105 @deftypefn {Built-in Function} {} S_ISFIFO (@var{mode})\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1106 Return true if @var{mode} corresponds to a fifo. The value\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1107 of @var{mode} is assumed to be returned from a call to @code{stat}.\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1108 @seealso{stat, lstat}\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1109 @end deftypefn")
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1110 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1111 octave_value retval = false;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1112
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1113 if (args.length () == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1114 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1115 double mode = args(0).double_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1116
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1117 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1118 retval = file_stat::is_fifo (static_cast<mode_t> (mode));
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1119 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1120 error ("S_ISFIFO: invalid mode value");
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1121 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1122 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1123 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1124
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1125 return retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1126 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1127
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1128 DEFUNX ("S_ISLNK", FS_ISLNK, args, ,
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1129 "-- texinfo --\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1130 @deftypefn {Built-in Function} {} S_ISLNK (@var{mode})\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1131 Return true if @var{mode} corresponds to a symbolic link. The value\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1132 of @var{mode} is assumed to be returned from a call to @code{stat}.\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1133 @seealso{stat, lstat}\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1134 @end deftypefn")
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1135 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1136 octave_value retval = false;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1137
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1138 if (args.length () == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1139 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1140 double mode = args(0).double_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1141
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1142 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1143 retval = file_stat::is_lnk (static_cast<mode_t> (mode));
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1144 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1145 error ("S_ISLNK: invalid mode value");
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1146 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1147 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1148 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1149
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1150 return retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1151 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1152
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1153 DEFUNX ("S_ISSOCK", FS_ISSOCK, args, ,
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1154 "-- texinfo --\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1155 @deftypefn {Built-in Function} {} S_ISSOCK (@var{mode})\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1156 @seealso{stat, lstat}\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1157 @end deftypefn")
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1158 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1159 octave_value retval = false;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1160
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1161 if (args.length () == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1162 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1163 double mode = args(0).double_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1164
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1165 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1166 retval = file_stat::is_sock (static_cast<mode_t> (mode));
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1167 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1168 error ("S_ISSOCK: invalid mode value");
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1169 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1170 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1171 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1172
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1173 return retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1174 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1175
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1176 DEFUN (uname, args, ,
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1177 "-- texinfo --\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1178 @deftypefn {Built-in Function} {[@var{uts}, @var{err}, @var{msg}] =} uname ()\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1179 Return system information in the structure. For example,\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1180 \n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1181 @example\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1182 @group\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1183 uname ()\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1184 @result{} @{\n\
5656 07a5d0d930e0 [project @ 2006-03-09 19:18:32 by jwe] jwe parents: 5646 diff changeset	1185 sysname = x86_64\n\
07a5d0d930e0 [project @ 2006-03-09 19:18:32 by jwe] jwe parents: 5646 diff changeset	1186 nodename = segfault\n\
07a5d0d930e0 [project @ 2006-03-09 19:18:32 by jwe] jwe parents: 5646 diff changeset	1187 release = 2.6.15-1-amd64-k8-smp\n\
07a5d0d930e0 [project @ 2006-03-09 19:18:32 by jwe] jwe parents: 5646 diff changeset	1188 version = Linux\n\
07a5d0d930e0 [project @ 2006-03-09 19:18:32 by jwe] jwe parents: 5646 diff changeset	1189 machine = #2 SMP Thu Feb 23 04:57:49 UTC 2006\n\
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1190 @}\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1191 @end group\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1192 @end example\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1193 \n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1194 If successful, @var{err} is 0 and @var{msg} is an empty string.\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1195 Otherwise, @var{err} is nonzero and @var{msg} contains a\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1196 system-dependent error message.\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1197 @end deftypefn")
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1198 {
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1199 octave_value_list retval;
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1200
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1201 if (args.length () == 0)
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1202 {
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1203 octave_uname sysinfo;
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1204
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1205 Octave_map m;
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1206
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1207 m.assign ("sysname", sysinfo.sysname ());
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1208 m.assign ("nodename", sysinfo.nodename ());
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1209 m.assign ("release", sysinfo.release ());
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1210 m.assign ("version", sysinfo.version ());
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1211 m.assign ("machine", sysinfo.machine ());
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1212
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1213 retval(2) = sysinfo.message ();
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1214 retval(1) = sysinfo.error ();
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1215 retval(0) = m;
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1216 }
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1217 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1218 print_usage ();
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1219
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1220 return retval;
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1221 }
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1222
10197 4d433bd2d4dc attempt to avoid trouble with gnulib #defines in a consistent way John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	1223 DEFUNX ("unlink", Funlink, args, ,
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1224 "-- texinfo --\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1225 @deftypefn {Built-in Function} {[@var{err}, @var{msg}] =} unlink (@var{file})\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1226 Delete the file named @var{file}.\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1227 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1228 If successful, @var{err} is 0 and @var{msg} is an empty string.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1229 Otherwise, @var{err} is nonzero and @var{msg} contains a\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1230 system-dependent error message.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1231 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1232 {
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1233 octave_value_list retval;
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1234
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	1235 retval(1) = std::string ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	1236 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1237
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1238 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1239
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1240 if (nargin == 1)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1241 {
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1242 if (args(0).is_string ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1243 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1244 std::string name = args(0).string_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1245
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1246 std::string msg;
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1247
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1248 int status = octave_unlink (name, msg);
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1249
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1250 retval(0) = status;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1251 retval(1) = msg;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1252 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1253 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1254 error ("unlink: file name must be a string");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1255 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1256 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1257 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1258
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1259 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1260 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1261
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	1262 DEFUNX ("waitpid", Fwaitpid, args, ,
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1263 "-- texinfo --\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1264 @deftypefn {Built-in Function} {[@var{pid}, @var{status}, @var{msg}] =} waitpid (@var{pid}, @var{options})\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1265 Wait for process @var{pid} to terminate. The @var{pid} argument can be:\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1266 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1267 @table @asis\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1268 @item @minus{}1\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1269 Wait for any child process.\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1270 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1271 @item 0\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1272 Wait for any child process whose process group ID is equal to that of\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1273 the Octave interpreter process.\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1274 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1275 @item > 0\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1276 Wait for termination of the child process with ID @var{pid}.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1277 @end table\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1278 \n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1279 The @var{options} argument can be a bitwise OR of zero or more of\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1280 the following constants:\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1281 \n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1282 @table @code\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1283 @item 0\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1284 Wait until signal is received or a child process exits (this is the\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1285 default if the @var{options} argument is missing).\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1286 \n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1287 @item WNOHANG\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1288 Do not hang if status is not immediately available.\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1289 \n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1290 @item WUNTRACED\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1291 Report the status of any child processes that are stopped, and whose\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1292 status has not yet been reported since they stopped.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1293 \n\
8286 6f2d95255911 fix @seealso references to point to existing anchors Thorsten Meyer <thorsten.meyier@gmx.de> parents: 7924 diff changeset	1294 @item WCONTINUE\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1295 Return if a stopped child has been resumed by delivery of @code{SIGCONT}.\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1296 This value may not be meaningful on all systems.\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1297 @end table\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1298 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1299 If the returned value of @var{pid} is greater than 0, it is the process\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1300 ID of the child process that exited. If an error occurs, @var{pid} will\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1301 be less than zero and @var{msg} will contain a system-dependent error\n\
7001 8b0cfeb06365 [project @ 2007-10-10 18:02:59 by jwe] jwe parents: 6923 diff changeset	1302 message. The value of @var{status} contains additional system-dependent\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1303 information about the subprocess that exited.\n\
8286 6f2d95255911 fix @seealso references to point to existing anchors Thorsten Meyer <thorsten.meyier@gmx.de> parents: 7924 diff changeset	1304 @seealso{WCONTINUE, WCOREDUMP, WEXITSTATUS, WIFCONTINUED, WIFSIGNALED, WIFSTOPPED, WNOHANG, WSTOPSIG, WTERMSIG, WUNTRACED}\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1305 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1306 {
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1307 octave_value_list retval;
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1308
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1309 retval(2) = std::string ();
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1310 retval(1) = 0;
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	1311 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1312
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1313 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1314
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1315 if (nargin == 1 \|\| nargin == 2)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1316 {
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3156 diff changeset	1317 pid_t pid = args(0).int_value (true);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1318
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1319 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1320 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1321 int options = 0;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1322
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1323 if (args.length () == 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1324 options = args(1).int_value (true);
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	1325
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1326 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1327 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1328 std::string msg;
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1329
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1330 int status = 0;
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1331
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1332 pid_t result = octave_syscalls::waitpid (pid, &status, options, msg);
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3156 diff changeset	1333
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1334 retval(0) = result;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1335 retval(1) = status;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1336 retval(2) = msg;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1337 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1338 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1339 error ("waitpid: OPTIONS must be an integer");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1340 }
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3156 diff changeset	1341 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1342 error ("waitpid: PID must be an integer value");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1343 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1344 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1345 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1346
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1347 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1348 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1349
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1350 DEFUNX ("WIFEXITED", FWIFEXITED, args, ,
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1351 "-- texinfo --\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1352 @deftypefn {Built-in Function} {} WIFEXITED (@var{status})\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1353 Given @var{status} from a call to @code{waitpid}, return true if the\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1354 child terminated normally.\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1355 @seealso{waitpid, WEXITSTATUS, WIFSIGNALED, WTERMSIG, WCOREDUMP, WIFSTOPPED, WSTOPSIG, WIFCONTINUED}\n\
5646 2b20d1707f29 [project @ 2006-03-06 22:38:32 by jwe] jwe parents: 5547 diff changeset	1356 @end deftypefn")
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1357 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1358 octave_value retval = 0.0;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1359
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1360 #if defined (WIFEXITED)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1361 if (args.length () == 1)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1362 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1363 int status = args(0).int_value ();
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1364
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1365 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1366 retval = WIFEXITED (status);
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1367 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1368 error ("WIFEXITED: expecting integer argument");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1369 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1370 #else
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1371 warning ("WIFEXITED always returns false in this version of Octave")
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1372 #endif
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1373
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1374 return retval;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1375 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1376
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1377 DEFUNX ("WEXITSTATUS", FWEXITSTATUS, args, ,
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1378 "-- texinfo --\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1379 @deftypefn {Built-in Function} {} WEXITSTATUS (@var{status})\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1380 Given @var{status} from a call to @code{waitpid}, return the exit\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1381 status of the child. This function should only be employed if\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1382 @code{WIFEXITED} returned true.\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1383 @seealso{waitpid, WIFEXITED, WIFSIGNALED, WTERMSIG, WCOREDUMP, WIFSTOPPED, WSTOPSIG, WIFCONTINUED}\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1384 @end deftypefn")
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1385 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1386 octave_value retval = 0.0;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1387
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1388 #if defined (WEXITSTATUS)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1389 if (args.length () == 1)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1390 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1391 int status = args(0).int_value ();
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1392
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1393 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1394 retval = WEXITSTATUS (status);
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1395 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1396 error ("WEXITSTATUS: expecting integer argument");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1397 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1398 #else
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1399 warning ("WEXITSTATUS always returns false in this version of Octave")
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1400 #endif
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1401
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1402 return retval;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1403 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1404
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1405 DEFUNX ("WIFSIGNALED", FWIFSIGNALED, args, ,
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1406 "-- texinfo --\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1407 @deftypefn {Built-in Function} {} WIFSIGNALED (@var{status})\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1408 Given @var{status} from a call to @code{waitpid}, return true if the\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1409 child process was terminated by a signal.\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1410 @seealso{waitpid, WIFEXITED, WEXITSTATUS, WTERMSIG, WCOREDUMP, WIFSTOPPED, WSTOPSIG, WIFCONTINUED}\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1411 @end deftypefn")
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1412 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1413 octave_value retval = 0.0;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1414
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1415 #if defined (WIFSIGNALED)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1416 if (args.length () == 1)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1417 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1418 int status = args(0).int_value ();
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1419
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1420 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1421 retval = WIFSIGNALED (status);
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1422 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1423 error ("WIFSIGNALED: expecting integer argument");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1424 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1425 #else
5455 ec44bd0917fe [project @ 2005-09-19 16:07:56 by jwe] jwe parents: 5453 diff changeset	1426 warning ("WIFSIGNALED always returns false in this version of Octave");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1427 #endif
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1428
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1429 return retval;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1430 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1431
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1432 DEFUNX ("WTERMSIG", FWTERMSIG, args, ,
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1433 "-- texinfo --\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1434 @deftypefn {Built-in Function} {} WTERMSIG (@var{status})\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1435 Given @var{status} from a call to @code{waitpid}, return the number of\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	1436 the signal that caused the child process to terminate. This function\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1437 should only be employed if @code{WIFSIGNALED} returned true.\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1438 @seealso{waitpid, WIFEXITED, WEXITSTATUS, WIFSIGNALED, WCOREDUMP, WIFSTOPPED, WSTOPSIG, WIFCONTINUED}\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1439 @end deftypefn")
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1440 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1441 octave_value retval = 0.0;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1442
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1443 #if defined (WTERMSIG)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1444 if (args.length () == 1)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1445 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1446 int status = args(0).int_value ();
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1447
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1448 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1449 retval = WTERMSIG (status);
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1450 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1451 error ("WTERMSIG: expecting integer argument");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1452 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1453 #else
5455 ec44bd0917fe [project @ 2005-09-19 16:07:56 by jwe] jwe parents: 5453 diff changeset	1454 warning ("WTERMSIG always returns false in this version of Octave");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1455 #endif
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1456
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1457 return retval;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1458 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1459
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1460 DEFUNX ("WCOREDUMP", FWCOREDUMP, args, ,
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1461 "-- texinfo --\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1462 @deftypefn {Built-in Function} {} WCOREDUMP (@var{status})\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1463 Given @var{status} from a call to @code{waitpid}, return true if the\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1464 child produced a core dump. This function should only be employed if\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1465 @code{WIFSIGNALED} returned true. The macro used to implement this\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1466 function is not specified in POSIX.1-2001 and is not available on some\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1467 Unix implementations (e.g., AIX, SunOS).\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1468 @seealso{waitpid, WIFEXITED, WEXITSTATUS, WIFSIGNALED, WTERMSIG, WIFSTOPPED, WSTOPSIG, WIFCONTINUED}\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1469 @end deftypefn")
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1470 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1471 octave_value retval = 0.0;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1472
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1473 #if defined (WCOREDUMP)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1474 if (args.length () == 1)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1475 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1476 int status = args(0).int_value ();
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1477
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1478 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1479 retval = WCOREDUMP (status);
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1480 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1481 error ("WCOREDUMP: expecting integer argument");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1482 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1483 #else
5455 ec44bd0917fe [project @ 2005-09-19 16:07:56 by jwe] jwe parents: 5453 diff changeset	1484 warning ("WCOREDUMP always returns false in this version of Octave");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1485 #endif
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1486
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1487 return retval;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1488 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1489
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1490 DEFUNX ("WIFSTOPPED", FWIFSTOPPED, args, ,
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1491 "-- texinfo --\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1492 @deftypefn {Built-in Function} {} WIFSTOPPED (@var{status})\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1493 Given @var{status} from a call to @code{waitpid}, return true if the\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1494 child process was stopped by delivery of a signal; this is only\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1495 possible if the call was done using @code{WUNTRACED} or when the child\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1496 is being traced (see ptrace(2)).\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1497 @seealso{waitpid, WIFEXITED, WEXITSTATUS, WIFSIGNALED, WTERMSIG, WCOREDUMP, WSTOPSIG, WIFCONTINUED}\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1498 @end deftypefn")
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1499 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1500 octave_value retval = 0.0;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1501
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1502 #if defined (WIFSTOPPED)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1503 if (args.length () == 1)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1504 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1505 int status = args(0).int_value ();
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1506
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1507 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1508 retval = WIFSTOPPED (status);
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1509 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1510 error ("WIFSTOPPED: expecting integer argument");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1511 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1512 #else
5455 ec44bd0917fe [project @ 2005-09-19 16:07:56 by jwe] jwe parents: 5453 diff changeset	1513 warning ("WIFSTOPPED always returns false in this version of Octave");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1514 #endif
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1515
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1516 return retval;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1517 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1518
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1519 DEFUNX ("WSTOPSIG", FWSTOPSIG, args, ,
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1520 "-- texinfo --\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1521 @deftypefn {Built-in Function} {} WSTOPSIG (@var{status})\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1522 Given @var{status} from a call to @code{waitpid}, return the number of\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1523 the signal which caused the child to stop. This function should only\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1524 be employed if @code{WIFSTOPPED} returned true.\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1525 @seealso{waitpid, WIFEXITED, WEXITSTATUS, WIFSIGNALED, WTERMSIG, WCOREDUMP, WIFSTOPPED, WIFCONTINUED}\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1526 @end deftypefn")
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1527 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1528 octave_value retval = 0.0;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1529
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1530 #if defined (WSTOPSIG)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1531 if (args.length () == 1)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1532 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1533 int status = args(0).int_value ();
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1534
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1535 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1536 retval = WSTOPSIG (status);
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1537 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1538 error ("WSTOPSIG: expecting integer argument");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1539 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1540 #else
5455 ec44bd0917fe [project @ 2005-09-19 16:07:56 by jwe] jwe parents: 5453 diff changeset	1541 warning ("WSTOPSIG always returns false in this version of Octave");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1542 #endif
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1543
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1544 return retval;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1545 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1546
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1547 DEFUNX ("WIFCONTINUED", FWIFCONTINUED, args, ,
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1548 "-- texinfo --\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1549 @deftypefn {Built-in Function} {} WIFCONTINUED (@var{status})\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1550 Given @var{status} from a call to @code{waitpid}, return true if the\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1551 child process was resumed by delivery of @code{SIGCONT}.\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1552 @seealso{waitpid, WIFEXITED, WEXITSTATUS, WIFSIGNALED, WTERMSIG, WCOREDUMP, WIFSTOPPED, WSTOPSIG}\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1553 @end deftypefn")
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1554 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1555 octave_value retval = 0.0;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1556
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1557 #if defined (WIFCONTINUED)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1558 if (args.length () == 1)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1559 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1560 int status = args(0).int_value ();
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1561
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1562 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1563 retval = WIFCONTINUED (status);
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1564 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1565 error ("WIFCONTINUED: expecting integer argument");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1566 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1567 #else
5455 ec44bd0917fe [project @ 2005-09-19 16:07:56 by jwe] jwe parents: 5453 diff changeset	1568 warning ("WIFCONTINUED always returns false in this version of Octave");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1569 #endif
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1570
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1571 return retval;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1572 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1573
10249 14eba566f9f0 use DEFUNX instead of DEFUN for canonicalize_file_name John W. Eaton <jwe@octave.org> parents: 10197 diff changeset	1574 DEFUNX ("canonicalize_file_name", Fcanonicalize_file_name, args, ,
5138 5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1575 "-- texinfo --\n\
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1576 @deftypefn {Built-in Function} {[@var{cname}, @var{status}, @var{msg}]} canonicalize_file_name (@var{name})\n\
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1577 Return the canonical name of file @var{name}.\n\
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1578 @end deftypefn")
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1579 {
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1580 octave_value_list retval;
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1581
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1582 if (args.length () == 1)
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1583 {
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1584 std::string name = args(0).string_value ();
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1585
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1586 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1587 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1588 std::string msg;
5138 5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1589
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1590 std::string result = octave_canonicalize_file_name (name, msg);
5138 5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1591
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1592 retval(2) = msg;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1593 retval(1) = msg.empty () ? 0 : -1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1594 retval(0) = result;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1595 }
5138 5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1596 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1597 error ("canonicalize_file_name: argument must be a character string");
5138 5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1598 }
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1599 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1600 print_usage ();
5138 5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1601
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1602 return retval;
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1603 }
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1604
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1605 static octave_value
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1606 const_value (const octave_value_list& args, int val)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1607 {
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1608 octave_value retval;
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1609
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1610 int nargin = args.length ();
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1611
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1612 if (nargin == 0)
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1613 retval = val;
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1614 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1615 print_usage ();
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1616
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1617 return retval;
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1618 }
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1619
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1620 #if !defined (O_NONBLOCK) && defined (O_NDELAY)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1621 #define O_NONBLOCK O_NDELAY
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1622 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1623
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1624 #if defined (F_DUPFD)
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1625 DEFUNX ("F_DUPFD", FF_DUPFD, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1626 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1627 @deftypefn {Built-in Function} {} F_DUPFD ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1628 Return the value required to request that @code{fcntl} return a\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1629 duplicate file descriptor.\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1630 @seealso{fcntl, F_GETFD, F_GETFL, F_SETFD, F_SETFL}\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1631 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1632 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1633 return const_value (args, F_DUPFD);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1634 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1635 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1636
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1637 #if defined (F_GETFD)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1638 DEFUNX ("F_GETFD", FF_GETFD, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1639 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1640 @deftypefn {Built-in Function} {} F_GETFD ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1641 Return the value required to request that @code{fcntl} to return the\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1642 file descriptor flags.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1643 @seealso{fcntl, F_DUPFD, F_GETFL, F_SETFD, F_SETFL}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1644 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1645 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1646 return const_value (args, F_GETFD);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1647 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1648 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1649
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1650 #if defined (F_GETFL)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1651 DEFUNX ("F_GETFL", FF_GETFL, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1652 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1653 @deftypefn {Built-in Function} {} F_GETFL ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1654 Return the value required to request that @code{fcntl} to return the\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1655 file status flags.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1656 @seealso{fcntl, F_DUPFD, F_GETFD, F_SETFD, F_SETFL}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1657 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1658 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1659 return const_value (args, F_GETFL);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1660 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1661 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1662
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1663 #if defined (F_SETFD)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1664 DEFUNX ("F_SETFD", FF_SETFD, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1665 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1666 @deftypefn {Built-in Function} {} F_SETFD ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1667 Return the value required to request that @code{fcntl} to set the file\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1668 descriptor flags.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1669 @seealso{fcntl, F_DUPFD, F_GETFD, F_GETFL, F_SETFL}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1670 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1671 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1672 return const_value (args, F_SETFD);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1673 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1674 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1675
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1676 #if defined (F_SETFL)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1677 DEFUNX ("F_SETFL", FF_SETFL, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1678 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1679 @deftypefn {Built-in Function} {} F_SETFL ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1680 Return the value required to request that @code{fcntl} to set the file\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1681 status flags.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1682 @seealso{fcntl, F_DUPFD, F_GETFD, F_GETFL, F_SETFD}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1683 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1684 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1685 return const_value (args, F_SETFL);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1686 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1687 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1688
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1689 #if defined (O_APPEND)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1690 DEFUNX ("O_APPEND", FO_APPEND, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1691 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1692 @deftypefn {Built-in Function} {} O_APPEND ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1693 Return the numerical value of the file status flag that may be\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1694 returned by @code{fcntl} to indicate each write operation appends,\n\
9064 7c02ec148a3c Check grammar on all .cc files Rik <rdrider0-list@yahoo.com> parents: 8920 diff changeset	1695 or that may be passed to @code{fcntl} to set the write mode to append.\\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1696 @seealso{fcntl, O_ASYNC, O_CREAT, O_EXCL, O_NONBLOCK, O_RDONLY, O_RDWR, O_SYNC, O_TRUNC, O_WRONLY}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1697 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1698 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1699 return const_value (args, O_APPEND);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1700 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1701 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1702
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1703 #if defined (O_ASYNC)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1704 DEFUNX ("O_ASYNC", FO_ASYNC, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1705 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1706 @deftypefn {Built-in Function} {} O_ASYNC ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1707 Return the numerical value of the file status flag that may be\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1708 returned by @code{fcntl} to indicate asynchronous I/O.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1709 @seealso{fcntl, O_APPEND, O_CREAT, O_EXCL, O_NONBLOCK, O_RDONLY, O_RDWR, O_SYNC, O_TRUNC, O_WRONLY}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1710 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1711 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1712 return const_value (args, O_ASYNC);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1713 }
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1714 #endif
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1715
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1716 #if defined (O_CREAT)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1717 DEFUNX ("O_CREAT", FO_CREAT, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1718 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1719 @deftypefn {Built-in Function} {} O_CREAT ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1720 Return the numerical value of the file status flag that may be\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1721 returned by @code{fcntl} to indicate that a file should be\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1722 created if it does not exist.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1723 @seealso{fcntl, O_APPEND, O_ASYNC, O_EXCL, O_NONBLOCK, O_RDONLY, O_RDWR, O_SYNC, O_TRUNC, O_WRONLY}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1724 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1725 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1726 return const_value (args, O_CREAT);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1727 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1728 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1729
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1730 #if defined (O_EXCL)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1731 DEFUNX ("O_EXCL", FO_EXCL, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1732 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1733 @deftypefn {Built-in Function} {} O_EXCL ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1734 Return the numerical value of the file status flag that may be\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1735 returned by @code{fcntl} to indicate that file locking is used.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1736 @seealso{fcntl, O_APPEND, O_ASYNC, O_CREAT, O_NONBLOCK, O_RDONLY, O_RDWR, O_SYNC, O_TRUNC, O_WRONLY}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1737 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1738 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1739 return const_value (args, O_EXCL);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1740 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1741 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1742
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1743 #if defined (O_NONBLOCK)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1744 DEFUNX ("O_NONBLOCK", FO_NONBLOCK, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1745 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1746 @deftypefn {Built-in Function} {} O_NONBLOCK ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1747 Return the numerical value of the file status flag that may be\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1748 returned by @code{fcntl} to indicate that non-blocking I/O is in use,\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1749 or that may be passsed to @code{fcntl} to set non-blocking I/O.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1750 @seealso{fcntl, O_APPEND, O_ASYNC, O_CREAT, O_EXCL, O_RDONLY, O_RDWR, O_SYNC, O_TRUNC, O_WRONLY}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1751 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1752 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1753 return const_value (args, O_NONBLOCK);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1754 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1755 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1756
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1757 #if defined (O_RDONLY)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1758 DEFUNX ("O_RDONLY", FO_RDONLY, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1759 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1760 @deftypefn {Built-in Function} {} O_RDONLY ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1761 Return the numerical value of the file status flag that may be\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1762 returned by @code{fcntl} to indicate that a file is open for\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1763 reading only.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1764 @seealso{fcntl, O_APPEND, O_ASYNC, O_CREAT, O_EXCL, O_NONBLOCK, O_RDWR, O_SYNC, O_TRUNC, O_WRONLY}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1765 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1766 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1767 return const_value (args, O_RDONLY);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1768 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1769 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1770
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1771 #if defined (O_RDWR)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1772 DEFUNX ("O_RDWR", FO_RDWR, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1773 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1774 @deftypefn {Built-in Function} {} O_RDWR ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1775 Return the numerical value of the file status flag that may be\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1776 returned by @code{fcntl} to indicate that a file is open for both\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1777 reading and writing.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1778 @seealso{fcntl, O_APPEND, O_ASYNC, O_CREAT, O_EXCL, O_NONBLOCK, O_RDONLY, O_SYNC, O_TRUNC, O_WRONLY}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1779 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1780 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1781 return const_value (args, O_RDWR);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1782 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1783 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1784
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1785 #if defined (O_SYNC)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1786 DEFUNX ("O_SYNC", FO_SYNC, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1787 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1788 @deftypefn {Built-in Function} {} O_SYNC ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1789 Return the numerical value of the file status flag that may be\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1790 returned by @code{fcntl} to indicate that a file is open for\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1791 synchronous I/O.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1792 @seealso{fcntl, O_APPEND, O_ASYNC, O_CREAT, O_EXCL, O_NONBLOCK, O_RDONLY, O_RDWR, O_TRUNC, O_WRONLY}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1793 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1794 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1795 return const_value (args, O_SYNC);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1796 }
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1797 #endif
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1798
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1799 #if defined (O_TRUNC)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1800 DEFUNX ("O_TRUNC", FO_TRUNC, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1801 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1802 @deftypefn {Built-in Variable} O_TRUNC ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1803 Return the numerical value of the file status flag that may be\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1804 returned by @code{fcntl} to indicate that if file exists, it should\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1805 be truncated when writing.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1806 @seealso{fcntl, O_APPEND, O_ASYNC, O_CREAT, O_EXCL, O_NONBLOCK, O_RDONLY, O_RDWR, O_SYNC, O_WRONLY}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1807 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1808 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1809 return const_value (args, O_TRUNC);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1810 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1811 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1812
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1813 #if defined (O_WRONLY)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1814 DEFUNX ("O_WRONLY", FO_WRONLY, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1815 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1816 @deftypefn {Built-in Function} {} O_WRONLY ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1817 Return the numerical value of the file status flag that may be\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1818 returned by @code{fcntl} to indicate that a file is open for\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1819 writing only.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1820 @seealso{fcntl, O_APPEND, O_ASYNC, O_CREAT, O_EXCL, O_NONBLOCK, O_RDONLY, O_RDWR, O_SYNC, O_TRUNC}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1821 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1822 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1823 return const_value (args, O_WRONLY);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1824 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1825 #endif
3446 5ee5afb3981a [project @ 2000-01-17 09:42:43 by jwe] jwe parents: 3360 diff changeset	1826
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1827 #if !defined (WNOHANG)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1828 #define WNOHANG 0
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1829 #endif
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1830
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1831 DEFUNX ("WNOHANG", FWNOHANG, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1832 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1833 @deftypefn {Built-in Function} {} WNOHANG ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1834 Return the numerical value of the option argument that may be\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1835 passed to @code{waitpid} to indicate that it should return its\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1836 status immediately instead of waiting for a process to exit.\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1837 @seealso{waitpid, WUNTRACED, WCONTINUE}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1838 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1839 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1840 return const_value (args, WNOHANG);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1841 }
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1842
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1843 #if !defined (WUNTRACED)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1844 #define WUNTRACED 0
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1845 #endif
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1846
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1847 DEFUNX ("WUNTRACED", FWUNTRACED, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1848 "-- texinfo --\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1849 @deftypefn {Built-in Function} {} WUNTRACED ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1850 Return the numerical value of the option argument that may be\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1851 passed to @code{waitpid} to indicate that it should also return\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1852 if the child process has stopped but is not traced via the\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1853 @code{ptrace} system call\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1854 @seealso{waitpid, WNOHANG, WCONTINUE}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1855 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1856 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1857 return const_value (args, WUNTRACED);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1858 }
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1859
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1860 #if !defined (WCONTINUE)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1861 #define WCONTINUE 0
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1862 #endif
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1863
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1864 DEFUNX ("WCONTINUE", FWCONTINUE, args, ,
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1865 "-- texinfo --\n\
9724 f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9564 diff changeset	1866 @deftypefn {Built-in Function} {} WCONTINUE ()\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1867 Return the numerical value of the option argument that may be\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1868 passed to @code{waitpid} to indicate that it should also return\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1869 if a stopped child has been resumed by delivery of a @code{SIGCONT}\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1870 signal.\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1871 @seealso{waitpid, WNOHANG, WUNTRACED}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1872 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1873 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1874 return const_value (args, WCONTINUE);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1875 }

Mercurial > octave

annotate src/syscalls.cc @ 10521:4d1fc073fbb7