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

annotate libinterp/corefcn/syscalls.cc @ 19301:e90bfaadb489

doc: Increase seealso links between low level C IO functions. * file-io.cc (Ffclose, Ffclear, Ffflush, Ffrewind, Ffseek, Fftell, Ffprintf, Fpclose, Ftmpfile, Fmkstemp, Fumask, FP_tmpdir, FSEEK_SET): Increase seealso links between low level C IO functions. Redo some docstrings. * syscalls.cc (Fdup2, Ffcntl): Increase seealso links between low level C IO functions. Redo some docstrings. * is_valid_file_id.m: Add seealso link to freport.

author	Rik <rik@octave.org>
date	Sat, 20 Sep 2014 12:56:47 -0700
parents	b560bac0fca2
children	0f9c5a15c8fa

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
17744 d63878346099 maint: Update copyright notices for release. John W. Eaton <jwe@octave.org> parents: 17397 diff changeset	3 Copyright (C) 1996-2013 John W. Eaton
10521 4d1fc073fbb7 add some missing copyright stmts Jaroslav Hajek <highegg@gmail.com> parents: 10336 diff changeset	4 Copyright (C) 2010 VZLU Prague
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	5
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	6 This file is part of Octave.
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	7
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	8 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	9 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	10 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	11 option) any later version.
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	12
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	13 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	14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	15 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	16 for more details.
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	17
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	18 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	19 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 7001 diff changeset	20 <http://www.gnu.org/licenses/>.
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	21
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 // 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	25 // the following functions:
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	26 //
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	27 // mkfifo unlink waitpid
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	28
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	29 #ifdef HAVE_CONFIG_H
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	30 #include <config.h>
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	31 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	32
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	33 #include <cstdio>
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	34 #include <cstring>
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	35
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	36 #include <sys/types.h>
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	37 #include <unistd.h>
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	38
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	39 #include <fcntl.h>
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	40
17236 6a6e3f1a824c save history on exec (bug #39734) John W. Eaton <jwe@octave.org> parents: 15221 diff changeset	41 #include "cmd-hist.h"
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"
11006 aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	44 #include "oct-env.h"
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	45 #include "oct-syscalls.h"
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	46 #include "oct-uname.h"
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2902 diff changeset	47
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	48 #include "defun.h"
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	49 #include "error.h"
2078 4d43f960f2cc [project @ 1996-04-24 01:12:59 by jwe] jwe parents: 2075 diff changeset	50 #include "gripes.h"
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	51 #include "lo-utils.h"
17236 6a6e3f1a824c save history on exec (bug #39734) John W. Eaton <jwe@octave.org> parents: 15221 diff changeset	52 #include "oct-hist.h"
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	53 #include "oct-map.h"
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	54 #include "oct-obj.h"
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	55 #include "oct-stdstrm.h"
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	56 #include "oct-stream.h"
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	57 #include "sysdep.h"
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	58 #include "utils.h"
2366 c90105b99479 [project @ 1996-10-11 23:22:27 by jwe] jwe parents: 2305 diff changeset	59 #include "variables.h"
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	60 #include "input.h"
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	61
10762 d53eb6249892 use scalar map in some syscalls Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	62 static octave_scalar_map
8549 424ba638d8f1 [mq]: fstat file-io.cc (Ffstat): new function parents: 8286 diff changeset	63 mk_stat_map (const base_file_stat& fs)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	64 {
10762 d53eb6249892 use scalar map in some syscalls Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	65 octave_scalar_map m;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	66
4675 f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	67 m.assign ("dev", static_cast<double> (fs.dev ()));
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	68 m.assign ("ino", fs.ino ());
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	69 m.assign ("mode", fs.mode ());
4675 f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	70 m.assign ("modestr", fs.mode_as_string ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	71 m.assign ("nlink", fs.nlink ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	72 m.assign ("uid", fs.uid ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	73 m.assign ("gid", fs.gid ());
3887 7da18459c08b [project @ 2002-04-04 00:44:21 by jwe] jwe parents: 3715 diff changeset	74 #if defined (HAVE_STRUCT_STAT_ST_RDEV)
4675 f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	75 m.assign ("rdev", static_cast<double> (fs.rdev ()));
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	76 #endif
4675 f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	77 m.assign ("size", fs.size ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	78 m.assign ("atime", fs.atime ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	79 m.assign ("mtime", fs.mtime ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	80 m.assign ("ctime", fs.ctime ());
3887 7da18459c08b [project @ 2002-04-04 00:44:21 by jwe] jwe parents: 3715 diff changeset	81 #if defined (HAVE_STRUCT_STAT_ST_BLKSIZE)
4675 f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	82 m.assign ("blksize", fs.blksize ());
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	83 #endif
3887 7da18459c08b [project @ 2002-04-04 00:44:21 by jwe] jwe parents: 3715 diff changeset	84 #if defined (HAVE_STRUCT_STAT_ST_BLOCKS)
4675 f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	85 m.assign ("blocks", fs.blocks ());
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	86 #endif
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 return m;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	89 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	90
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	91 static octave_value_list
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	92 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	93 {
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	94 octave_value_list retval;
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 if (fs)
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	97 {
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	98 retval(2) = std::string ();
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	99 retval(1) = 0;
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	100 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	101 }
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	102 else
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	103 {
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	104 retval(2) = fs.error ();
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	105 retval(1) = -1;
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	106 retval(0) = Matrix ();
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	107 }
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 return retval;
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	110 }
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	111
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	112 DEFUNX ("dup2", Fdup2, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	113 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	114 @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	115 Duplicate a file descriptor.\n\
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	116 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	117 If successful, @var{fid} is greater than zero and contains the new file\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10791 diff changeset	118 ID@. Otherwise, @var{fid} is negative and @var{msg} contains a\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	119 system-dependent error message.\n\
19301 e90bfaadb489 doc: Increase seealso links between low level C IO functions. Rik <rik@octave.org> parents: 18111 diff changeset	120 @seealso{fopen, fclose, fcntl}\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	121 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	122 {
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	123 octave_value_list retval;
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	124
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	125 retval(1) = std::string ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	126 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	127
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	128 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	129
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	130 if (nargin == 2)
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 octave_stream old_stream
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	133 = octave_stream_list::lookup (args(0), "dup2");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	134
3341 14cfc9475fe4 [project @ 1999-11-05 08:11:58 by jwe] jwe parents: 3340 diff changeset	135 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	136 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	137 octave_stream new_stream
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	138 = octave_stream_list::lookup (args(1), "dup2");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	139
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	140 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	141 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	142 int i_old = old_stream.file_number ();
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	143 int i_new = new_stream.file_number ();
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	144
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	145 if (i_old >= 0 && i_new >= 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	146 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	147 std::string msg;
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	148
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	149 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	150
14022 de90542b7afc Return retval(1) before retval(0) to avoid re-sizing call on retval. Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	151 retval(1) = msg;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	152 retval(0) = status;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	153 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	154 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	155 }
3145 0d640dc625c7 [project @ 1998-02-05 08:44:59 by jwe] jwe parents: 3141 diff changeset	156 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	157 error ("dup2: invalid stream");
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 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	160 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	161
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	162 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	163 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	164
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	165 DEFUNX ("exec", Fexec, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	166 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	167 @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	168 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	169 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	170 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	171 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	172 @example\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	173 exec (\"ls\" \"-l\")\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	174 @end example\n\
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	175 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	176 @noindent\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	177 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	178 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	179 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	180 @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	181 error message.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	182 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	183 {
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	184 octave_value_list retval;
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	185
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	186 retval(1) = std::string ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	187 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	188
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	189 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	190
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	191 if (nargin == 1 \|\| nargin == 2)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	192 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	193 std::string exec_file = args(0).string_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	194
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	195 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	196 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	197 string_vector exec_args;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	198
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	199 if (nargin == 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	200 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	201 string_vector tmp = args(1).all_strings ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	202
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	203 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	204 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	205 int len = tmp.length ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	206
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	207 exec_args.resize (len + 1);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	208
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	209 exec_args[0] = exec_file;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	210
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	211 for (int i = 0; i < len; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	212 exec_args[i+1] = tmp[i];
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 error ("exec: arguments must be character strings");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	216 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	217 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	218 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	219 exec_args.resize (1);
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 exec_args[0] = exec_file;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	222 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	223
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	224 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	225 {
17236 6a6e3f1a824c save history on exec (bug #39734) John W. Eaton <jwe@octave.org> parents: 15221 diff changeset	226 octave_history_write_timestamp ();
6a6e3f1a824c save history on exec (bug #39734) John W. Eaton <jwe@octave.org> parents: 15221 diff changeset	227
6a6e3f1a824c save history on exec (bug #39734) John W. Eaton <jwe@octave.org> parents: 15221 diff changeset	228 if (! command_history::ignoring_entries ())
6a6e3f1a824c save history on exec (bug #39734) John W. Eaton <jwe@octave.org> parents: 15221 diff changeset	229 command_history::clean_up_and_save ();
6a6e3f1a824c save history on exec (bug #39734) John W. Eaton <jwe@octave.org> parents: 15221 diff changeset	230
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	231 std::string msg;
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	232
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	233 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	234
14022 de90542b7afc Return retval(1) before retval(0) to avoid re-sizing call on retval. Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	235 retval(1) = msg;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	236 retval(0) = status;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	237 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	238 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	239 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	240 error ("exec: FILE must be a string");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	241 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	242 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	243 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	244
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	245 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	246 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	247
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	248 DEFUNX ("popen2", Fpopen2, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	249 "-- texinfo --\n\
6678 49724abe1236 [project @ 2007-05-31 19:44:45 by jwe] jwe parents: 6545 diff changeset	250 @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	251 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	252 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	253 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	254 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	255 @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	256 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	257 @minus{}1.\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	258 \n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10791 diff changeset	259 For example:\n\
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	260 \n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	261 @example\n\
6923 1fcee6e2c4d3 [project @ 2007-09-25 16:57:12 by jwe] jwe parents: 6678 diff changeset	262 [in, out, pid] = popen2 (\"sort\", \"-r\");\n\
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	263 fputs (in, \"these\\nare\\nsome\\nstrings\\n\");\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	264 fclose (in);\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	265 EAGAIN = errno (\"EAGAIN\");\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	266 done = false;\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	267 do\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	268 s = fgets (out);\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	269 if (ischar (s))\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	270 fputs (stdout, s);\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	271 elseif (errno () == EAGAIN)\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	272 sleep (0.1);\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	273 fclear (out);\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	274 else\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	275 done = true;\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	276 endif\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	277 until (done)\n\
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	278 fclose (out);\n\
9563 f5c28d8f5147 syscalls.cc: Recommend waitpid() in popen2() documentation. Rob Mahurin <rob@utk.edu> parents: 9209 diff changeset	279 waitpid (pid);\n\
14360 97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	280 \n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	281 @print{} these\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	282 @print{} strings\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	283 @print{} some\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	284 @print{} are\n\
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	285 @end example\n\
9563 f5c28d8f5147 syscalls.cc: Recommend waitpid() in popen2() documentation. Rob Mahurin <rob@utk.edu> parents: 9209 diff changeset	286 \n\
17968 43c199e83ed7 Reap child process in popen2 %!test block. Rik <rik@octave.org> parents: 17951 diff changeset	287 Note that @code{popen2}, unlike @code{popen}, will not @nospell{\"reap\"} the\n\
9563 f5c28d8f5147 syscalls.cc: Recommend waitpid() in popen2() documentation. Rob Mahurin <rob@utk.edu> parents: 9209 diff changeset	288 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	289 exit status, it will linger until Octave exits.\n\
17968 43c199e83ed7 Reap child process in popen2 %!test block. Rik <rik@octave.org> parents: 17951 diff changeset	290 @seealso{popen, waitpid}\n\
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	291 @end deftypefn")
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 octave_value_list retval;
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 retval(2) = -1;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	296 retval(1) = Matrix ();
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	297 retval(0) = Matrix ();
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	298
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	299 int nargin = args.length ();
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	300
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	301 if (nargin >= 1 && nargin <= 3)
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	302 {
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14819 diff changeset	303 std::string exec_file = args(0).string_value ();
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	304
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	305 if (! error_state)
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 string_vector arg_list;
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 if (nargin >= 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	310 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	311 string_vector tmp = args(1).all_strings ();
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	312
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	313 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	314 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	315 int len = tmp.length ();
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	316
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	317 arg_list.resize (len + 1);
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	318
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	319 arg_list[0] = exec_file;
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 for (int i = 0; i < len; i++)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	322 arg_list[i+1] = tmp[i];
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	323 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	324 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	325 error ("popen2: arguments must be character strings");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	326 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	327 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	328 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	329 arg_list.resize (1);
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	330
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	331 arg_list[0] = exec_file;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	332 }
6321 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 if (! error_state)
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	335 {
14846 460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists. Rik <octave@nomad.inbox5.com> parents: 14819 diff changeset	336 bool sync_mode = (nargin == 3 ? args(2).bool_value () : false);
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	337
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	338 if (! error_state)
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 int fildes[2];
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	341 std::string msg;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	342 pid_t pid;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	343
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	344 pid = octave_syscalls::popen2 (exec_file, arg_list, sync_mode,
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	345 fildes, msg, interactive);
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	346 if (pid >= 0)
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 FILE *ifile = fdopen (fildes[1], "r");
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	349 FILE *ofile = fdopen (fildes[0], "w");
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	350
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	351 std::string nm;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	352
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	353 octave_stream is = octave_stdiostream::create (nm, ifile,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	354 std::ios::in);
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	355
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	356 octave_stream os = octave_stdiostream::create (nm, ofile,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	357 std::ios::out);
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	358
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	359 Cell file_ids (1, 2);
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	360
14022 de90542b7afc Return retval(1) before retval(0) to avoid re-sizing call on retval. Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	361 retval(2) = pid;
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	362 retval(1) = octave_stream_list::insert (is);
14022 de90542b7afc Return retval(1) before retval(0) to avoid re-sizing call on retval. Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	363 retval(0) = octave_stream_list::insert (os);
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	364 }
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	365 else
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	366 error (msg.c_str ());
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	367 }
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 else
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	370 error ("popen2: arguments must be character strings");
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 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	373 error ("popen2: COMMAND argument must be a string");
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	374 }
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	375 else
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	376 print_usage ();
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	377
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	378 return retval;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	379 }
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	380
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	381 /*
18022 c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	382
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	383 %!test # UNIX-style test
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	384 %! if (isunix () \|\| ismac ())
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	385 %! [in, out, pid] = popen2 ("sort", "-r");
14429 eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14360 diff changeset	386 %! EAGAIN = errno ("EAGAIN");
18022 c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	387 %! fputs (in, "these\nare\nsome\nstrings\n");
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	388 %! fclose (in);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	389 %! done = false;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	390 %! str = {};
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	391 %! idx = 0;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	392 %! errs = 0;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	393 %! do
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	394 %! if (ismac ()) # FIXME: Is this necessary?
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	395 %! errno (0);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	396 %! endif
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	397 %! s = fgets (out);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	398 %! if (ischar (s))
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	399 %! idx++;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	400 %! str{idx} = s;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	401 %! elseif (errno () == EAGAIN)
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	402 %! fclear (out);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	403 %! sleep (0.1);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	404 %! if (++errs == 100)
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	405 %! done = true;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	406 %! endif
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	407 %! else
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	408 %! done = true;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	409 %! endif
18022 c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	410 %! until (done)
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	411 %! fclose (out);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	412 %! waitpid (pid);
14861 f7afecdd87ef maint: Use Octave coding conventions for cuddling parentheses in src/ directory Rik <octave@nomad.inbox5.com> parents: 14846 diff changeset	413 %! assert (str, {"these\n","strings\n","some\n","are\n"});
18022 c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	414 %! endif
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	415
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	416 %!test # Windows-style test
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	417 %! if (ispc () && ! isunix ())
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	418 %! [in, out, pid] = popen2 ('C:\Windows\system32\sort.exe', "/R");
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	419 %! EAGAIN = errno ("EINVAL");
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	420 %! fputs (in, "these\r\nare\r\nsome\r\nstrings\r\n");
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	421 %! fclose (in);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	422 %! done = false;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	423 %! str = {};
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	424 %! idx = 0;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	425 %! errs = 0;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	426 %! do
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	427 %! errno (0);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	428 %! s = fgets (out);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	429 %! if (ischar (s))
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	430 %! idx++;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	431 %! str{idx} = s;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	432 %! elseif (errno () == EAGAIN)
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	433 %! fclear (out);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	434 %! sleep (0.1);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	435 %! if (++errs == 100)
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	436 %! done = true;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	437 %! endif
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	438 %! else
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	439 %! done = true;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	440 %! endif
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	441 %! until (done)
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	442 %! fclose (out);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	443 %! waitpid (pid);
14861 f7afecdd87ef maint: Use Octave coding conventions for cuddling parentheses in src/ directory Rik <octave@nomad.inbox5.com> parents: 14846 diff changeset	444 %! assert (str, {"these\r\n","strings\r\n","some\r\n","are\r\n"});
14429 eff4a5933e28 Update %!tests in src/ directory with Octave coding conventions. Rik <octave@nomad.inbox5.com> parents: 14360 diff changeset	445 %! endif
18022 c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	446
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	447 */
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	448
10259 65b41bc71f09 use gnulib fcntl module John W. Eaton <jwe@octave.org> parents: 10252 diff changeset	449 DEFUNX ("fcntl", Ffcntl, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	450 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	451 @deftypefn {Built-in Function} {[@var{err}, @var{msg}] =} fcntl (@var{fid}, @var{request}, @var{arg})\n\
19301 e90bfaadb489 doc: Increase seealso links between low level C IO functions. Rik <rik@octave.org> parents: 18111 diff changeset	452 Change the properties of the open file @var{fid}.\n\
e90bfaadb489 doc: Increase seealso links between low level C IO functions. Rik <rik@octave.org> parents: 18111 diff changeset	453 \n\
e90bfaadb489 doc: Increase seealso links between low level C IO functions. Rik <rik@octave.org> parents: 18111 diff changeset	454 The following values may be passed as @var{request}:\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	455 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	456 @vtable @code\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	457 @item F_DUPFD\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	458 Return a duplicate file descriptor.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	459 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	460 @item F_GETFD\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	461 Return the file descriptor flags for @var{fid}.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	462 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	463 @item F_SETFD\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	464 Set the file descriptor flags for @var{fid}.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	465 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	466 @item F_GETFL\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	467 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	468 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	469 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	470 @vtable @code\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	471 @item O_RDONLY\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	472 Open for reading only.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	473 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	474 @item O_WRONLY\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	475 Open for writing only.\n\
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	476 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	477 @item O_RDWR\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	478 Open for reading and writing.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	479 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	480 @item O_APPEND\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	481 Append on each write.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	482 \n\
5040 b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4928 diff changeset	483 @item O_CREAT\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4928 diff changeset	484 Create the file if it does not exist.\n\
b6ff3a0d3d17 [project @ 2004-09-27 13:50:01 by jwe] jwe parents: 4928 diff changeset	485 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	486 @item O_NONBLOCK\n\
10791 3140cb7a05a1 Add spellchecker scripts for Octave and run spellcheck of documentation Rik <octave@nomad.inbox5.com> parents: 10762 diff changeset	487 Non-blocking mode.\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	488 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	489 @item O_SYNC\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	490 Wait for writes to complete.\n\
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	491 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	492 @item O_ASYNC\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	493 Asynchronous I/O.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	494 @end vtable\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	495 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	496 @item F_SETFL\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	497 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	498 @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	499 @w{@code{O_NONBLOCK}}.\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	500 @end vtable\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	501 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	502 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	503 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	504 system-dependent error message.\n\
19301 e90bfaadb489 doc: Increase seealso links between low level C IO functions. Rik <rik@octave.org> parents: 18111 diff changeset	505 @seealso{fopen, dup2}\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	506 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	507 {
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	508 octave_value_list retval;
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	509
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	510 retval(1) = std::string ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	511 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	512
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	513 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	514
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	515 if (nargin == 3)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	516 {
18111 b560bac0fca2 maint: Don't use space between 'args' and '(' when doing indexing. Rik <rik@octave.org> parents: 18022 diff changeset	517 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	518
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3156 diff changeset	519 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	520 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	521 int fid = strm.file_number ();
3715 e5ff21d2bac6 [project @ 2000-09-01 05:52:56 by jwe] jwe parents: 3531 diff changeset	522
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	523 int req = args(1).int_value (true);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	524 int arg = args(2).int_value (true);
3715 e5ff21d2bac6 [project @ 2000-09-01 05:52:56 by jwe] jwe parents: 3531 diff changeset	525
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	526 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	527 {
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	528 // FIXME: Need better checking here?
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	529 if (fid < 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	530 error ("fcntl: invalid file id");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	531 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	532 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	533 std::string msg;
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	534
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	535 int status = octave_fcntl (fid, req, arg, msg);
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	536
14022 de90542b7afc Return retval(1) before retval(0) to avoid re-sizing call on retval. Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	537 retval(1) = msg;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	538 retval(0) = status;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	539 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	540 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	541 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	542 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	543 error ("fcntl: FID, REQUEST, and ARG must be integers");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	544 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	545 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	546 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	547
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	548 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	549 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	550
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	551 DEFUNX ("fork", Ffork, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	552 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	553 @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	554 Create a copy of the current process.\n\
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	555 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	556 Fork can return one of the following values:\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	557 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	558 @table @asis\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	559 @item > 0\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	560 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	561 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	562 wait for any child processes to exit.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	563 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	564 @item 0\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	565 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	566 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	567 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	568 @item < 0\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	569 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	570 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	571 @end table\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	572 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	573 {
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	574 octave_value_list retval;
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	575
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	576 retval(1) = std::string ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	577 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	578
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	579 int nargin = args.length ();
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 if (nargin == 0)
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	582 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	583 std::string msg;
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	584
9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	585 pid_t pid = octave_syscalls::fork (msg);
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	586
14022 de90542b7afc Return retval(1) before retval(0) to avoid re-sizing call on retval. Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	587 retval(1) = msg;
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 3887 diff changeset	588 retval(0) = pid;
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	589 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	590 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	591 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	592
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	593 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	594 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	595
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	596 DEFUNX ("getpgrp", Fgetpgrp, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	597 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	598 @deftypefn {Built-in Function} {pgid =} getpgrp ()\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	599 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	600 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	601 {
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	602 octave_value_list retval;
9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	603
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	604 retval(1) = std::string ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	605 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	606
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	607 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	608
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	609 if (nargin == 0)
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	610 {
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	611 std::string msg;
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	612
14022 de90542b7afc Return retval(1) before retval(0) to avoid re-sizing call on retval. Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	613 retval(1) = msg;
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 3887 diff changeset	614 retval(0) = octave_syscalls::getpgrp (msg);
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	615 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	616 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	617 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	618
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	619 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	620 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	621
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	622 DEFUNX ("getpid", Fgetpid, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	623 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	624 @deftypefn {Built-in Function} {pid =} getpid ()\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	625 Return the process id of the current process.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	626 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	627 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 3887 diff changeset	628 octave_value retval = -1;
2075 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 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	631
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	632 if (nargin == 0)
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	633 retval = octave_syscalls::getpid ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	634 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	635 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	636
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	637 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	638 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	639
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	640 DEFUNX ("getppid", Fgetppid, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	641 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	642 @deftypefn {Built-in Function} {pid =} getppid ()\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	643 Return the process id of the parent process.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	644 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	645 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 3887 diff changeset	646 octave_value retval = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	647
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	648 int nargin = args.length ();
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	649
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	650 if (nargin == 0)
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	651 retval = octave_syscalls::getppid ();
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	652 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	653 print_usage ();
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	654
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	655 return retval;
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	656 }
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	657
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	658 DEFUNX ("getegid", Fgetegid, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	659 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	660 @deftypefn {Built-in Function} {egid =} getegid ()\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	661 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	662 @end deftypefn")
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	663 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 3887 diff changeset	664 octave_value retval = -1;
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	665
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	666 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	667
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	668 if (nargin == 0)
4254 df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe] jwe parents: 4233 diff changeset	669 retval = octave_syscalls::getegid ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	670 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	671 print_usage ();
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	672
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	673 return retval;
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	674 }
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	675
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	676 DEFUNX ("getgid", Fgetgid, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	677 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	678 @deftypefn {Built-in Function} {gid =} getgid ()\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	679 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	680 @end deftypefn")
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	681 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 3887 diff changeset	682 octave_value retval = -1;
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	683
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	684 int nargin = args.length ();
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	685
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	686 if (nargin == 0)
4254 df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe] jwe parents: 4233 diff changeset	687 retval = octave_syscalls::getgid ();
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	688 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	689 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	690
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	691 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	692 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	693
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	694 DEFUNX ("geteuid", Fgeteuid, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	695 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	696 @deftypefn {Built-in Function} {euid =} geteuid ()\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	697 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	698 @end deftypefn")
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	699 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 3887 diff changeset	700 octave_value retval = -1;
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	701
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	702 int nargin = args.length ();
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	703
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	704 if (nargin == 0)
4254 df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe] jwe parents: 4233 diff changeset	705 retval = octave_syscalls::geteuid ();
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	706 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	707 print_usage ();
2473 bb0c213e5885 [project @ 1996-11-06 04:34:55 by jwe] jwe parents: 2472 diff changeset	708
bb0c213e5885 [project @ 1996-11-06 04:34:55 by jwe] jwe parents: 2472 diff changeset	709 return retval;
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	710 }
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	711
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	712 DEFUNX ("getuid", Fgetuid, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	713 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	714 @deftypefn {Built-in Function} {uid =} getuid ()\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	715 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	716 @end deftypefn")
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	717 {
4233 ccfdb55c8156 [project @ 2002-12-20 22:43:54 by jwe] jwe parents: 3887 diff changeset	718 octave_value retval = -1;
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	719
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	720 int nargin = args.length ();
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	721
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	722 if (nargin == 0)
4254 df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe] jwe parents: 4233 diff changeset	723 retval = octave_syscalls::getuid ();
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	724 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	725 print_usage ();
2473 bb0c213e5885 [project @ 1996-11-06 04:34:55 by jwe] jwe parents: 2472 diff changeset	726
bb0c213e5885 [project @ 1996-11-06 04:34:55 by jwe] jwe parents: 2472 diff changeset	727 return retval;
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	728 }
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	729
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	730 DEFUNX ("kill", Fkill, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	731 "-- texinfo --\n\
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	732 @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	733 Send signal @var{sig} to process @var{pid}.\n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	734 \n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	735 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	736 \n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	737 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	738 in the process group of the current process.\n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	739 \n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	740 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	741 except process 1.\n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	742 \n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	743 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	744 process in the process group @var{-pid}.\n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	745 \n\
4371 c14ec945fabb [project @ 2003-03-26 16:05:59 by jwe] jwe parents: 4327 diff changeset	746 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	747 performed.\n\
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	748 \n\
7001 8b0cfeb06365 [project @ 2007-10-10 18:02:59 by jwe] jwe parents: 6923 diff changeset	749 Return 0 if successful, otherwise return -1.\n\
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	750 @end deftypefn")
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	751 {
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	752 octave_value_list retval;
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	753
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	754 retval(1) = std::string ();
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	755 retval(0) = -1;
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	756
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	757 if (args.length () == 2)
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	758 {
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	759 pid_t pid = args(0).int_value (true);
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	760
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	761 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	762 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	763 int sig = args(1).int_value (true);
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	764
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	765 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	766 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	767 std::string msg;
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	768
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	769 int status = octave_syscalls::kill (pid, sig, msg);
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	770
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	771 retval(1) = msg;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	772 retval(0) = status;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	773 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	774 }
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	775 }
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	776 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	777 print_usage ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	778
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	779 return retval;
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	780 }
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	781
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	782 DEFUNX ("lstat", Flstat, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	783 "-- texinfo --\n\
17397 0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	784 @deftypefn {Built-in Function} {@var{info} =} lstat (@var{symlink})\n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	785 @deftypefnx {Built-in Function} {[@var{info}, @var{err}, @var{msg}] =} lstat (@var{symlink})\n\
12211 11faa69c4eaa Add S_ISBLK and family of functions to documentation. Rik <octave@nomad.inbox5.com> parents: 11586 diff changeset	786 Return a structure @var{info} containing information about the symbolic link\n\
17397 0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	787 @var{symlink}.\n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	788 \n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	789 The function outputs are described in the documentation for @code{stat}.\n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	790 @seealso{stat, symlink}\n\
3458 d25bc039237b [project @ 2000-01-19 09:36:14 by jwe] jwe parents: 3446 diff changeset	791 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	792 {
2263 dafbde8087e6 [project @ 1996-05-23 18:44:40 by jwe] jwe parents: 2262 diff changeset	793 octave_value_list retval;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	794
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	795 if (args.length () == 1)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	796 {
5872 44f24cf66b95 [project @ 2006-06-30 18:19:20 by jwe] jwe parents: 5823 diff changeset	797 std::string fname = args(0).string_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	798
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	799 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	800 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	801 file_stat fs (fname, false);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	802
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	803 retval = mk_stat_result (fs);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	804 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	805 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	806 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	807 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	808
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	809 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	810 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	811
10197 4d433bd2d4dc attempt to avoid trouble with gnulib #defines in a consistent way John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	812 DEFUNX ("mkfifo", Fmkfifo, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	813 "-- texinfo --\n\
17397 0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	814 @deftypefn {Built-in Function} {} mkfifo (@var{name}, @var{mode})\n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	815 @deftypefnx {Built-in Function} {[@var{err}, @var{msg}] =} mkfifo (@var{name}, @var{mode})\n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	816 Create a 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	817 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	818 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	819 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	820 system-dependent error message.\n\
17397 0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	821 @seealso{pipe}\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	822 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	823 {
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	824 octave_value_list retval;
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	825
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	826 retval(1) = std::string ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	827 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	828
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	829 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	830
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	831 if (nargin == 2)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	832 {
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	833 if (args(0).is_string ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	834 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	835 std::string name = args(0).string_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	836
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	837 if (args(1).is_scalar_type ())
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	838 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	839 long mode = args(1).long_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	840
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	841 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	842 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	843 std::string msg;
4254 df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe] jwe parents: 4233 diff changeset	844
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	845 int status = octave_mkfifo (name, mode, msg);
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	846
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	847 retval(0) = status;
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	848
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	849 if (status < 0)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	850 retval(1) = msg;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	851 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	852 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	853 error ("mkfifo: invalid MODE");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	854 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	855 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	856 error ("mkfifo: MODE must be an integer");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	857 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	858 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	859 error ("mkfifo: FILE must be a string");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	860 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	861 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	862 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	863
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	864 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	865 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	866
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	867 DEFUNX ("pipe", Fpipe, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	868 "-- texinfo --\n\
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	869 @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	870 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	871 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	872 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	873 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	874 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	875 system-dependent error message.\n\
17397 0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	876 @seealso{mkfifo}\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	877 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	878 {
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	879 octave_value_list retval;
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	880
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	881 retval(3) = std::string ();
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	882 retval(2) = -1;
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	883 retval(1) = -1;
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	884 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	885
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	886 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	887
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	888 if (nargin == 0)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	889 {
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	890 int fid[2];
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	891
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	892 std::string msg;
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	893
9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	894 int status = octave_syscalls::pipe (fid, msg);
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	895
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	896 if (status < 0)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	897 retval(3) = msg;
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	898 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	899 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	900 FILE *ifile = fdopen (fid[0], "r");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	901 FILE *ofile = fdopen (fid[1], "w");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	902
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	903 std::string nm;
4327 c29c382a5b4b [project @ 2003-02-16 03:24:26 by jwe] jwe parents: 4294 diff changeset	904
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	905 octave_stream is = octave_stdiostream::create (nm, ifile,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	906 std::ios::in);
4327 c29c382a5b4b [project @ 2003-02-16 03:24:26 by jwe] jwe parents: 4294 diff changeset	907
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	908 octave_stream os = octave_stdiostream::create (nm, ofile,
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	909 std::ios::out);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	910
14022 de90542b7afc Return retval(1) before retval(0) to avoid re-sizing call on retval. Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	911 retval(2) = status;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	912 retval(1) = octave_stream_list::insert (os);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	913 retval(0) = octave_stream_list::insert (is);
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	914 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	915 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	916 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	917 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	918
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	919 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	920 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	921
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	922 DEFUNX ("stat", Fstat, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	923 "-- texinfo --\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10791 diff changeset	924 @deftypefn {Built-in Function} {[@var{info}, @var{err}, @var{msg}] =} stat (@var{file})\n\
11417 1a7b41db5432 Add additional calling form using file descriptor (fid) to docstring for stat. Rik <octave@nomad.inbox5.com> parents: 11152 diff changeset	925 @deftypefnx {Built-in Function} {[@var{info}, @var{err}, @var{msg}] =} stat (@var{fid})\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	926 @deftypefnx {Built-in Function} {[@var{info}, @var{err}, @var{msg}] =} lstat (@var{file})\n\
11417 1a7b41db5432 Add additional calling form using file descriptor (fid) to docstring for stat. Rik <octave@nomad.inbox5.com> parents: 11152 diff changeset	927 @deftypefnx {Built-in Function} {[@var{info}, @var{err}, @var{msg}] =} lstat (@var{fid})\n\
12211 11faa69c4eaa Add S_ISBLK and family of functions to documentation. Rik <octave@nomad.inbox5.com> parents: 11586 diff changeset	928 Return a structure @var{info} containing the following information about\n\
11417 1a7b41db5432 Add additional calling form using file descriptor (fid) to docstring for stat. Rik <octave@nomad.inbox5.com> parents: 11152 diff changeset	929 @var{file} or file identifier @var{fid}.\n\
3301 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 @table @code\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	932 @item dev\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	933 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	934 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	935 @item ino\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	936 File number of the file.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	937 \n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	938 @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	939 File mode, as an integer. Use the functions @w{@code{S_ISREG}},\n\
17281 bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17236 diff changeset	940 @w{@code{S_ISDIR}}, @w{@code{S_ISCHR}}, @w{@code{S_ISBLK}},\n\
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17236 diff changeset	941 @w{@code{S_ISFIFO}}, @w{@code{S_ISLNK}}, or @w{@code{S_ISSOCK}} to extract\n\
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted. Rik <rik@octave.org> parents: 17236 diff changeset	942 information from this value.\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	943 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	944 @item modestr\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	945 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	946 @kbd{ls -l}.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	947 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	948 @item nlink\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	949 Number of links.\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	950 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	951 @item uid\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	952 User ID of file's owner.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	953 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	954 @item gid\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	955 Group ID of file's group.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	956 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	957 @item rdev\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	958 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	959 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	960 @item size\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	961 Size in bytes.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	962 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	963 @item atime\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	964 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	965 @code{time}. @xref{Timing Utilities}.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	966 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	967 @item mtime\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	968 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	969 @code{time}. @xref{Timing Utilities}.\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	970 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	971 @item ctime\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	972 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	973 returned from @code{time}. @xref{Timing Utilities}.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	974 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	975 @item blksize\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	976 Size of blocks in the file.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	977 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	978 @item blocks\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	979 Number of blocks allocated for file.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	980 @end table\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	981 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	982 If the call is successful @var{err} is 0 and @var{msg} is an empty\n\
15065 f7215831fe78 doc: be consistent on var name on stat help text Carnë Draug <carandraug+dev@gmail.com> parents: 14861 diff changeset	983 string. If the file does not exist, or some other error occurs, @var{info}\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	984 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	985 corresponding system error message.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	986 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	987 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	988 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	989 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	990 \n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10791 diff changeset	991 For example:\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	992 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	993 @example\n\
15065 f7215831fe78 doc: be consistent on var name on stat help text Carnë Draug <carandraug+dev@gmail.com> parents: 14861 diff changeset	994 [info, err, msg] = stat (\"/vmlinuz\")\n\
f7215831fe78 doc: be consistent on var name on stat help text Carnë Draug <carandraug+dev@gmail.com> parents: 14861 diff changeset	995 @result{} info =\n\
14360 97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	996 @{\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	997 atime = 855399756\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	998 rdev = 0\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	999 ctime = 847219094\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1000 uid = 0\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1001 size = 389218\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1002 blksize = 4096\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1003 mtime = 847219094\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1004 gid = 6\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1005 nlink = 1\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1006 blocks = 768\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1007 mode = -rw-r--r--\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1008 modestr = -rw-r--r--\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1009 ino = 9316\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1010 dev = 2049\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1011 @}\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1012 @result{} err = 0\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1013 @result{} msg =\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1014 @end example\n\
17397 0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1015 @seealso{lstat, ls, dir}\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1016 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1017 {
2262 1300df4a33d6 [project @ 1996-05-23 06:49:32 by jwe] jwe parents: 2086 diff changeset	1018 octave_value_list retval;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1019
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1020 if (args.length () == 1)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1021 {
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1022 if (args(0).is_scalar_type ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1023 {
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1024 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	1025
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1026 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1027 {
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1028 file_fstat fs (fid);
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1029
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1030 retval = mk_stat_result (fs);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1031 }
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1032 }
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1033 else
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1034 {
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1035 std::string fname = args(0).string_value ();
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1036
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1037 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1038 {
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1039 file_stat fs (fname);
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1040
1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	1041 retval = mk_stat_result (fs);
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1042 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1043 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1044 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1045 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1046 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1047
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1048 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1049 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1050
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1051 DEFUNX ("S_ISREG", FS_ISREG, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1052 "-- texinfo --\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1053 @deftypefn {Built-in Function} {} S_ISREG (@var{mode})\n\
17397 0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1054 Return true if @var{mode} corresponds to a regular file.\n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1055 \n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1056 The value of @var{mode} is assumed to be returned from a call to @code{stat}.\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1057 @seealso{stat, lstat}\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1058 @end deftypefn")
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1059 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1060 octave_value retval = false;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1061
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1062 if (args.length () == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1063 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1064 double mode = args(0).double_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1065
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1066 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1067 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	1068 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1069 error ("S_ISREG: invalid MODE value");
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1070 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1071 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1072 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1073
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1074 return retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1075 }
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 DEFUNX ("S_ISDIR", FS_ISDIR, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1078 "-- texinfo --\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1079 @deftypefn {Built-in Function} {} S_ISDIR (@var{mode})\n\
17397 0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1080 Return true if @var{mode} corresponds to a directory.\n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1081 \n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1082 The value of @var{mode} is assumed to be returned from a call to @code{stat}.\n\
5476 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_dir (static_cast<mode_t> (mode));
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1094 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1095 error ("S_ISDIR: 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_ISCHR", FS_ISCHR, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1104 "-- texinfo --\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1105 @deftypefn {Built-in Function} {} S_ISCHR (@var{mode})\n\
17397 0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1106 Return true if @var{mode} corresponds to a character device.\n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1107 \n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1108 The value of @var{mode} is assumed to be returned from a call to @code{stat}.\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1109 @seealso{stat, lstat}\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1110 @end deftypefn")
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1111 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1112 octave_value retval = false;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1113
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1114 if (args.length () == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1115 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1116 double mode = args(0).double_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1117
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1118 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1119 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	1120 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1121 error ("S_ISCHR: invalid MODE value");
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1122 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1123 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1124 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1125
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1126 return retval;
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
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1129 DEFUNX ("S_ISBLK", FS_ISBLK, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1130 "-- texinfo --\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1131 @deftypefn {Built-in Function} {} S_ISBLK (@var{mode})\n\
17397 0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1132 Return true if @var{mode} corresponds to a block device.\n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1133 \n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1134 The value of @var{mode} is assumed to be returned from a call to @code{stat}.\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1135 @seealso{stat, lstat}\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1136 @end deftypefn")
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 octave_value retval = false;
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 if (args.length () == 1)
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 double mode = args(0).double_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1143
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1144 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1145 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	1146 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1147 error ("S_ISBLK: invalid MODE value");
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1148 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1149 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1150 print_usage ();
5476 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 return retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1153 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1154
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1155 DEFUNX ("S_ISFIFO", FS_ISFIFO, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1156 "-- texinfo --\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1157 @deftypefn {Built-in Function} {} S_ISFIFO (@var{mode})\n\
17397 0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1158 Return true if @var{mode} corresponds to a fifo.\n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1159 \n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1160 The value of @var{mode} is assumed to be returned from a call to @code{stat}.\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1161 @seealso{stat, lstat}\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1162 @end deftypefn")
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1163 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1164 octave_value retval = false;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1165
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1166 if (args.length () == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1167 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1168 double mode = args(0).double_value ();
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 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1171 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	1172 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1173 error ("S_ISFIFO: invalid MODE value");
5476 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 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1176 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1177
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1178 return retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1179 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1180
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1181 DEFUNX ("S_ISLNK", FS_ISLNK, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1182 "-- texinfo --\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1183 @deftypefn {Built-in Function} {} S_ISLNK (@var{mode})\n\
17397 0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1184 Return true if @var{mode} corresponds to a symbolic link.\n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1185 \n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1186 The value of @var{mode} is assumed to be returned from a call to @code{stat}.\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1187 @seealso{stat, lstat}\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1188 @end deftypefn")
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1189 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1190 octave_value retval = false;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1191
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1192 if (args.length () == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1193 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1194 double mode = args(0).double_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1195
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1196 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1197 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	1198 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1199 error ("S_ISLNK: invalid MODE value");
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1200 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1201 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1202 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1203
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1204 return retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1205 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1206
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1207 DEFUNX ("S_ISSOCK", FS_ISSOCK, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1208 "-- texinfo --\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1209 @deftypefn {Built-in Function} {} S_ISSOCK (@var{mode})\n\
17397 0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1210 Return true if @var{mode} corresponds to a socket.\n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1211 \n\
0bf2fc8562c9 doc: Update documentation for file and directory functions. Rik <rik@octave.org> parents: 17281 diff changeset	1212 The value of @var{mode} is assumed to be returned from a call to @code{stat}.\n\
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1213 @seealso{stat, lstat}\n\
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1214 @end deftypefn")
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1215 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1216 octave_value retval = false;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1217
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1218 if (args.length () == 1)
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1219 {
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1220 double mode = args(0).double_value ();
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1221
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1222 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1223 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	1224 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1225 error ("S_ISSOCK: invalid MODE value");
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1226 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1227 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1228 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1229
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1230 return retval;
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1231 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1232
11006 aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1233 DEFUN (gethostname, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1234 "-- texinfo --\n\
12514 e5e66c389597 Add gethostname to documentation. Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	1235 @deftypefn {Built-in Function} {} gethostname ()\n\
e5e66c389597 Add gethostname to documentation. Rik <octave@nomad.inbox5.com> parents: 12483 diff changeset	1236 Return the hostname of the system where Octave is running.\n\
11006 aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1237 @end deftypefn")
aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1238 {
aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1239 octave_value retval;
aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1240
aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1241 if (args.length () == 0)
aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1242 retval = octave_env::get_host_name ();
aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1243 else
aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1244 print_usage ();
aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1245
aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1246 return retval;
aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1247 }
aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1248
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1249 DEFUN (uname, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1250 "-- texinfo --\n\
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1251 @deftypefn {Built-in Function} {[@var{uts}, @var{err}, @var{msg}] =} uname ()\n\
10840 89f4d7e294cc Grammarcheck .cc files Rik <octave@nomad.inbox5.com> parents: 10791 diff changeset	1252 Return system information in the structure. For example:\n\
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1253 \n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1254 @example\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1255 @group\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1256 uname ()\n\
14360 97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1257 @result{} @{\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1258 sysname = x86_64\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1259 nodename = segfault\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1260 release = 2.6.15-1-amd64-k8-smp\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1261 version = Linux\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1262 machine = #2 SMP Thu Feb 23 04:57:49 UTC 2006\n\
97883071e8e4 doc: Correct off-by-1 spacings in all .cc docstrings Rik <octave@nomad.inbox5.com> parents: 14171 diff changeset	1263 @}\n\
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1264 @end group\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1265 @end example\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1266 \n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1267 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	1268 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	1269 system-dependent error message.\n\
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1270 @end deftypefn")
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1271 {
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1272 octave_value_list retval;
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1273
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1274 if (args.length () == 0)
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1275 {
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1276 octave_uname sysinfo;
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1277
10762 d53eb6249892 use scalar map in some syscalls Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	1278 octave_scalar_map m;
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1279
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1280 m.assign ("sysname", sysinfo.sysname ());
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1281 m.assign ("nodename", sysinfo.nodename ());
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1282 m.assign ("release", sysinfo.release ());
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1283 m.assign ("version", sysinfo.version ());
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1284 m.assign ("machine", sysinfo.machine ());
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1285
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1286 retval(2) = sysinfo.message ();
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1287 retval(1) = sysinfo.error ();
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1288 retval(0) = m;
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1289 }
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1290 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1291 print_usage ();
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1292
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1293 return retval;
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1294 }
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1295
10197 4d433bd2d4dc attempt to avoid trouble with gnulib #defines in a consistent way John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	1296 DEFUNX ("unlink", Funlink, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1297 "-- texinfo --\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1298 @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	1299 Delete the file named @var{file}.\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1300 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1301 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	1302 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	1303 system-dependent error message.\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1304 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1305 {
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1306 octave_value_list retval;
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1307
3523 b80bbb43a1a9 [project @ 2000-02-02 10:25:52 by jwe] jwe parents: 3458 diff changeset	1308 retval(1) = std::string ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	1309 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1310
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1311 int nargin = args.length ();
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 if (nargin == 1)
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 (args(0).is_string ())
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1316 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1317 std::string name = args(0).string_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1318
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1319 std::string msg;
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1320
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1321 int status = octave_unlink (name, msg);
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1322
14022 de90542b7afc Return retval(1) before retval(0) to avoid re-sizing call on retval. Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	1323 retval(1) = msg;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1324 retval(0) = status;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1325 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1326 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1327 error ("unlink: FILE must be a string");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1328 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1329 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1330 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1331
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1332 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1333 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1334
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	1335 DEFUNX ("waitpid", Fwaitpid, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1336 "-- texinfo --\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1337 @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	1338 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	1339 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1340 @table @asis\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1341 @item @minus{}1\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1342 Wait for any child process.\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1343 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1344 @item 0\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1345 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	1346 the Octave interpreter process.\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1347 \n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1348 @item > 0\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1349 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	1350 @end table\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1351 \n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1352 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	1353 the following constants:\n\
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1354 \n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1355 @table @code\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1356 @item 0\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1357 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	1358 default if the @var{options} argument is missing).\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1359 \n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1360 @item WNOHANG\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1361 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	1362 \n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1363 @item WUNTRACED\n\
3301 02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1364 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	1365 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	1366 \n\
8286 6f2d95255911 fix @seealso references to point to existing anchors Thorsten Meyer <thorsten.meyier@gmx.de> parents: 7924 diff changeset	1367 @item WCONTINUE\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1368 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	1369 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	1370 @end table\n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1371 \n\
02866242d3ae [project @ 1999-10-20 04:10:46 by jwe] jwe parents: 3202 diff changeset	1372 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	1373 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	1374 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	1375 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	1376 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	1377 @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	1378 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1379 {
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1380 octave_value_list retval;
c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1381
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1382 retval(2) = std::string ();
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1383 retval(1) = 0;
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	1384 retval(0) = -1;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1385
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1386 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1387
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1388 if (nargin == 1 \|\| nargin == 2)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1389 {
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3156 diff changeset	1390 pid_t pid = args(0).int_value (true);
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1391
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1392 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1393 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1394 int options = 0;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1395
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1396 if (args.length () == 2)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1397 options = args(1).int_value (true);
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	1398
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1399 if (! error_state)
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1400 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1401 std::string msg;
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1402
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1403 int status = 0;
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1404
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1405 pid_t result = octave_syscalls::waitpid (pid, &status,
175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1406 options, msg);
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3156 diff changeset	1407
14022 de90542b7afc Return retval(1) before retval(0) to avoid re-sizing call on retval. Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	1408 retval(2) = msg;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1409 retval(1) = status;
14022 de90542b7afc Return retval(1) before retval(0) to avoid re-sizing call on retval. Rik <octave@nomad.inbox5.com> parents: 12642 diff changeset	1410 retval(0) = result;
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1411 }
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1412 else
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1413 error ("waitpid: OPTIONS must be an integer");
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1414 }
3202 44d82b369c78 [project @ 1998-10-29 20:27:57 by jwe] jwe parents: 3156 diff changeset	1415 else
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1416 error ("waitpid: PID must be an integer value");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1417 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1418 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1419 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1420
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1421 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1422 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1423
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1424 DEFUNX ("WIFEXITED", FWIFEXITED, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1425 "-- texinfo --\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1426 @deftypefn {Built-in Function} {} WIFEXITED (@var{status})\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1427 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	1428 child terminated normally.\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1429 @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	1430 @end deftypefn")
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1431 {
15221 a83b7b2f95ee avoid C-style cast warnings from GCC for wait-related macros John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1432 octave_value retval = false;
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1433
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1434 if (args.length () == 1)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1435 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1436 int status = args(0).int_value ();
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1437
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1438 if (! error_state)
15221 a83b7b2f95ee avoid C-style cast warnings from GCC for wait-related macros John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1439 retval = octave_wait::ifexited (status);
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1440 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1441 error ("WIFEXITED: STATUS must be an integer");
5453 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
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1444 return retval;
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
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1447 DEFUNX ("WEXITSTATUS", FWEXITSTATUS, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1448 "-- texinfo --\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1449 @deftypefn {Built-in Function} {} WEXITSTATUS (@var{status})\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1450 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	1451 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	1452 @code{WIFEXITED} returned true.\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1453 @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	1454 @end deftypefn")
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1455 {
15221 a83b7b2f95ee avoid C-style cast warnings from GCC for wait-related macros John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1456 octave_value retval = 0;
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1457
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1458 if (args.length () == 1)
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 int status = args(0).int_value ();
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1461
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1462 if (! error_state)
15221 a83b7b2f95ee avoid C-style cast warnings from GCC for wait-related macros John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1463 retval = octave_wait::exitstatus (status);
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1464 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1465 error ("WEXITSTATUS: STATUS must be an integer");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1466 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1467
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1468 return retval;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1469 }
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 DEFUNX ("WIFSIGNALED", FWIFSIGNALED, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1472 "-- texinfo --\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1473 @deftypefn {Built-in Function} {} WIFSIGNALED (@var{status})\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1474 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	1475 child process was terminated by a signal.\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1476 @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	1477 @end deftypefn")
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1478 {
15221 a83b7b2f95ee avoid C-style cast warnings from GCC for wait-related macros John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1479 octave_value retval = false;
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1480
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1481 if (args.length () == 1)
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 int status = args(0).int_value ();
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1484
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1485 if (! error_state)
15221 a83b7b2f95ee avoid C-style cast warnings from GCC for wait-related macros John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1486 retval = octave_wait::ifsignaled (status);
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1487 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1488 error ("WIFSIGNALED: STATUS must be an integer");
5453 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
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1491 return retval;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1492 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1493
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1494 DEFUNX ("WTERMSIG", FWTERMSIG, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1495 "-- texinfo --\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1496 @deftypefn {Built-in Function} {} WTERMSIG (@var{status})\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1497 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	1498 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	1499 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	1500 @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	1501 @end deftypefn")
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1502 {
15221 a83b7b2f95ee avoid C-style cast warnings from GCC for wait-related macros John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1503 octave_value retval = 0;
5453 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 if (args.length () == 1)
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 int status = args(0).int_value ();
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1508
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1509 if (! error_state)
15221 a83b7b2f95ee avoid C-style cast warnings from GCC for wait-related macros John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1510 retval = octave_wait::termsig (status);
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1511 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1512 error ("WTERMSIG: STATUS must be an integer");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1513 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1514
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1515 return retval;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1516 }
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 DEFUNX ("WCOREDUMP", FWCOREDUMP, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1519 "-- texinfo --\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1520 @deftypefn {Built-in Function} {} WCOREDUMP (@var{status})\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1521 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	1522 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	1523 @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	1524 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	1525 Unix implementations (e.g., AIX, SunOS).\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1526 @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	1527 @end deftypefn")
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1528 {
15221 a83b7b2f95ee avoid C-style cast warnings from GCC for wait-related macros John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1529 octave_value retval = false;
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1530
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)
15221 a83b7b2f95ee avoid C-style cast warnings from GCC for wait-related macros John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1536 retval = octave_wait::coredump (status);
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1537 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1538 error ("WCOREDUMP: STATUS must be an integer");
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
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1541 return retval;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1542 }
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 DEFUNX ("WIFSTOPPED", FWIFSTOPPED, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1545 "-- texinfo --\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1546 @deftypefn {Built-in Function} {} WIFSTOPPED (@var{status})\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1547 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	1548 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	1549 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	1550 is being traced (see ptrace(2)).\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1551 @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	1552 @end deftypefn")
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1553 {
15221 a83b7b2f95ee avoid C-style cast warnings from GCC for wait-related macros John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1554 octave_value retval = false;
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1555
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1556 if (args.length () == 1)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1557 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1558 int status = args(0).int_value ();
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 if (! error_state)
15221 a83b7b2f95ee avoid C-style cast warnings from GCC for wait-related macros John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1561 retval = octave_wait::ifstopped (status);
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1562 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1563 error ("WIFSTOPPED: STATUS must be an integer");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1564 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1565
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1566 return retval;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1567 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1568
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1569 DEFUNX ("WSTOPSIG", FWSTOPSIG, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1570 "-- texinfo --\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1571 @deftypefn {Built-in Function} {} WSTOPSIG (@var{status})\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1572 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	1573 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	1574 be employed if @code{WIFSTOPPED} returned true.\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1575 @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	1576 @end deftypefn")
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1577 {
15221 a83b7b2f95ee avoid C-style cast warnings from GCC for wait-related macros John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1578 octave_value retval = 0;
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1579
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1580 if (args.length () == 1)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1581 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1582 int status = args(0).int_value ();
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1583
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1584 if (! error_state)
15221 a83b7b2f95ee avoid C-style cast warnings from GCC for wait-related macros John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1585 retval = octave_wait::stopsig (status);
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1586 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1587 error ("WSTOPSIG: STATUS must be an integer");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1588 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1589
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1590 return retval;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1591 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1592
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1593 DEFUNX ("WIFCONTINUED", FWIFCONTINUED, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1594 "-- texinfo --\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1595 @deftypefn {Built-in Function} {} WIFCONTINUED (@var{status})\n\
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1596 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	1597 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	1598 @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	1599 @end deftypefn")
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1600 {
15221 a83b7b2f95ee avoid C-style cast warnings from GCC for wait-related macros John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1601 octave_value retval = false;
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1602
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1603 if (args.length () == 1)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1604 {
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1605 int status = args(0).int_value ();
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1606
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1607 if (! error_state)
15221 a83b7b2f95ee avoid C-style cast warnings from GCC for wait-related macros John W. Eaton <jwe@octave.org> parents: 15195 diff changeset	1608 retval = octave_wait::ifcontinued (status);
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1609 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1610 error ("WIFCONTINUED: STATUS must be an integer");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1611 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1612
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1613 return retval;
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1614 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1615
10249 14eba566f9f0 use DEFUNX instead of DEFUN for canonicalize_file_name John W. Eaton <jwe@octave.org> parents: 10197 diff changeset	1616 DEFUNX ("canonicalize_file_name", Fcanonicalize_file_name, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1617 "-- texinfo --\n\
14819 67b6b47a22f6 doc: Clarify docstrings for canonicalize_file_name, make_absolute_filename Rik <octave@nomad.inbox5.com> parents: 14429 diff changeset	1618 @deftypefn {Built-in Function} {[@var{cname}, @var{status}, @var{msg}] =} canonicalize_file_name (@var{fname})\n\
67b6b47a22f6 doc: Clarify docstrings for canonicalize_file_name, make_absolute_filename Rik <octave@nomad.inbox5.com> parents: 14429 diff changeset	1619 Return the canonical name of file @var{fname}. If the file does not exist\n\
67b6b47a22f6 doc: Clarify docstrings for canonicalize_file_name, make_absolute_filename Rik <octave@nomad.inbox5.com> parents: 14429 diff changeset	1620 the empty string (\"\") is returned.\n\
67b6b47a22f6 doc: Clarify docstrings for canonicalize_file_name, make_absolute_filename Rik <octave@nomad.inbox5.com> parents: 14429 diff changeset	1621 @seealso{make_absolute_filename, is_absolute_filename, is_rooted_relative_filename}\n\
5138 5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1622 @end deftypefn")
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1623 {
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1624 octave_value_list retval;
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1625
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1626 if (args.length () == 1)
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1627 {
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1628 std::string name = args(0).string_value ();
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1629
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1630 if (! error_state)
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1631 {
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1632 std::string msg;
5138 5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1633
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1634 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	1635
10315 57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1636 retval(2) = msg;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1637 retval(1) = msg.empty () ? 0 : -1;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1638 retval(0) = result;
57a59eae83cc untabify src C++ source files John W. Eaton <jwe@octave.org> parents: 10299 diff changeset	1639 }
5138 5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1640 else
12483 7a5aacf65f81 Rewrite error strings in src/ to use variables named in documentation. Rik <octave@nomad.inbox5.com> parents: 12212 diff changeset	1641 error ("canonicalize_file_name: NAME must be a character string");
5138 5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1642 }
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1643 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1644 print_usage ();
5138 5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1645
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1646 return retval;
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1647 }
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1648
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1649 static octave_value
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1650 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	1651 {
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1652 octave_value retval;
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1653
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1654 int nargin = args.length ();
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1655
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1656 if (nargin == 0)
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1657 retval = val;
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1658 else
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1659 print_usage ();
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1660
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1661 return retval;
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1662 }
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1663
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1664 #if !defined (O_NONBLOCK) && defined (O_NDELAY)
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1665 #define O_NONBLOCK O_NDELAY
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1666 #endif
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1667
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1668 DEFUNX ("F_DUPFD", FF_DUPFD, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1669 "-- texinfo --\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1670 @deftypefn {Built-in Function} {} F_DUPFD ()\n\
14171 2ced2f59f523 doc: miscellaneous documentation improvements Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	1671 Return the numerical value to pass to @code{fcntl} to return a\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1672 duplicate file descriptor.\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1673 @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	1674 @end deftypefn")
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1675 {
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1676 #if defined (F_DUPFD)
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1677 return const_value (args, F_DUPFD);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1678 #else
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1679 error ("F_DUPFD: not available on this system");
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1680 return octave_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1681 #endif
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1682 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1683
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1684 DEFUNX ("F_GETFD", FF_GETFD, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1685 "-- texinfo --\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1686 @deftypefn {Built-in Function} {} F_GETFD ()\n\
14171 2ced2f59f523 doc: miscellaneous documentation improvements Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	1687 Return the numerical value to pass to @code{fcntl} to return the\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1688 file descriptor flags.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1689 @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	1690 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1691 {
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1692 #if defined (F_GETFD)
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1693 return const_value (args, F_GETFD);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1694 #else
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1695 error ("F_GETFD: not available on this system");
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1696 return octave_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1697 #endif
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1698 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1699
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1700 DEFUNX ("F_GETFL", FF_GETFL, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1701 "-- texinfo --\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1702 @deftypefn {Built-in Function} {} F_GETFL ()\n\
14171 2ced2f59f523 doc: miscellaneous documentation improvements Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	1703 Return the numerical value to pass to @code{fcntl} to return the\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1704 file status flags.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1705 @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	1706 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1707 {
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1708 #if defined (F_GETFL)
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1709 return const_value (args, F_GETFL);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1710 #else
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1711 error ("F_GETFL: not available on this system");
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1712 return octave_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1713 #endif
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1714 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1715
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1716 DEFUNX ("F_SETFD", FF_SETFD, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1717 "-- texinfo --\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1718 @deftypefn {Built-in Function} {} F_SETFD ()\n\
14171 2ced2f59f523 doc: miscellaneous documentation improvements Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	1719 Return the numerical value to pass to @code{fcntl} to set the file\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1720 descriptor flags.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1721 @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	1722 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1723 {
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1724 #if defined (F_SETFD)
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1725 return const_value (args, F_SETFD);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1726 #else
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1727 error ("F_SETFD: not available on this system");
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1728 return octave_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1729 #endif
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1730 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1731
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1732 DEFUNX ("F_SETFL", FF_SETFL, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1733 "-- texinfo --\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1734 @deftypefn {Built-in Function} {} F_SETFL ()\n\
14171 2ced2f59f523 doc: miscellaneous documentation improvements Rik <octave@nomad.inbox5.com> parents: 14138 diff changeset	1735 Return the numerical value to pass to @code{fcntl} to set the file\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1736 status flags.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1737 @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	1738 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1739 {
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1740 #if defined (F_SETFL)
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1741 return const_value (args, F_SETFL);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1742 #else
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1743 error ("F_SETFL: not available on this system");
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1744 return octave_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1745 #endif
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1746 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1747
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1748 DEFUNX ("O_APPEND", FO_APPEND, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1749 "-- texinfo --\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1750 @deftypefn {Built-in Function} {} O_APPEND ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1751 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	1752 returned by @code{fcntl} to indicate each write operation appends,\n\
11152 39ae406df598 Improve docstrings for functions found in undocumented list. Rik <octave@nomad.inbox5.com> parents: 11006 diff changeset	1753 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	1754 @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	1755 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1756 {
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1757 #if defined (O_APPEND)
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1758 return const_value (args, O_APPEND);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1759 #else
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1760 error ("O_APPEND: not available on this system");
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1761 return octave_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1762 #endif
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1763 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1764
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1765 DEFUNX ("O_ASYNC", FO_ASYNC, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1766 "-- texinfo --\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1767 @deftypefn {Built-in Function} {} O_ASYNC ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1768 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	1769 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	1770 @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	1771 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1772 {
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1773 #if defined (O_ASYNC)
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1774 return const_value (args, O_ASYNC);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1775 #else
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1776 error ("O_ASYNC: not available on this system");
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1777 return octave_value ();
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1778 #endif
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1779 }
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1780
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1781 DEFUNX ("O_CREAT", FO_CREAT, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1782 "-- texinfo --\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1783 @deftypefn {Built-in Function} {} O_CREAT ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1784 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	1785 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	1786 created if it does not exist.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1787 @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	1788 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1789 {
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1790 #if defined (O_CREAT)
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1791 return const_value (args, O_CREAT);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1792 #else
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1793 error ("O_CREAT: not available on this system");
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1794 return octave_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1795 #endif
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1796 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1797
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1798 DEFUNX ("O_EXCL", FO_EXCL, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1799 "-- texinfo --\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1800 @deftypefn {Built-in Function} {} O_EXCL ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1801 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	1802 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	1803 @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	1804 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1805 {
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1806 #if defined (O_EXCL)
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1807 return const_value (args, O_EXCL);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1808 #else
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1809 error ("O_EXCL: not available on this system");
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1810 return octave_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1811 #endif
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1812 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1813
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1814 DEFUNX ("O_NONBLOCK", FO_NONBLOCK, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1815 "-- texinfo --\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1816 @deftypefn {Built-in Function} {} O_NONBLOCK ()\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 non-blocking I/O is in use,\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1819 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	1820 @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	1821 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1822 {
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1823 #if defined (O_NONBLOCK)
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1824 return const_value (args, O_NONBLOCK);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1825 #else
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1826 error ("O_NONBLOCK: not available on this system");
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1827 return octave_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1828 #endif
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1829 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1830
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1831 DEFUNX ("O_RDONLY", FO_RDONLY, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1832 "-- texinfo --\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1833 @deftypefn {Built-in Function} {} O_RDONLY ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1834 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	1835 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	1836 reading only.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1837 @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	1838 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1839 {
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1840 #if defined (O_RDONLY)
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1841 return const_value (args, O_RDONLY);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1842 #else
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1843 error ("O_RDONLY: not available on this system");
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1844 return octave_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1845 #endif
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1846 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1847
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1848 DEFUNX ("O_RDWR", FO_RDWR, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1849 "-- texinfo --\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1850 @deftypefn {Built-in Function} {} O_RDWR ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1851 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	1852 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	1853 reading and writing.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1854 @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	1855 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1856 {
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1857 #if defined (O_RDWR)
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1858 return const_value (args, O_RDWR);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1859 #else
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1860 error ("O_RDWR: not available on this system");
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1861 return octave_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1862 #endif
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1863 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1864
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1865 DEFUNX ("O_SYNC", FO_SYNC, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1866 "-- texinfo --\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1867 @deftypefn {Built-in Function} {} O_SYNC ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1868 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	1869 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	1870 synchronous I/O.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1871 @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	1872 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1873 {
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1874 #if defined (O_SYNC)
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1875 return const_value (args, O_SYNC);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1876 #else
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1877 error ("O_SYNC: not available on this system");
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1878 return octave_value ();
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1879 #endif
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1880 }
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1881
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1882 DEFUNX ("O_TRUNC", FO_TRUNC, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1883 "-- texinfo --\n\
11572 7d6d8c1e471f Grammarcheck Texinfo for files in src directory. Rik <octave@nomad.inbox5.com> parents: 11546 diff changeset	1884 @deftypefn {Built-in Function} O_TRUNC ()\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1885 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	1886 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	1887 be truncated when writing.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1888 @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	1889 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1890 {
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1891 #if defined (O_TRUNC)
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1892 return const_value (args, O_TRUNC);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1893 #else
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1894 error ("O_TRUNC: not available on this system");
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1895 return octave_value ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1896 #endif
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1897 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1898
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1899 DEFUNX ("O_WRONLY", FO_WRONLY, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1900 "-- texinfo --\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1901 @deftypefn {Built-in Function} {} O_WRONLY ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1902 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	1903 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	1904 writing only.\n\
5333 ac8d64b9e76a [project @ 2005-05-02 18:15:20 by jwe] jwe parents: 5307 diff changeset	1905 @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	1906 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1907 {
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1908 #if defined (O_WRONLY)
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1909 return const_value (args, O_WRONLY);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1910 #else
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1911 error ("O_WRONLY: not available on this system");
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1912 return octave_value ();
c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1913 #endif
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1914 }
3446 5ee5afb3981a [project @ 2000-01-17 09:42:43 by jwe] jwe parents: 3360 diff changeset	1915
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1916 #if !defined (WNOHANG)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1917 #define WNOHANG 0
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1918 #endif
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1919
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1920 DEFUNX ("WNOHANG", FWNOHANG, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1921 "-- texinfo --\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1922 @deftypefn {Built-in Function} {} WNOHANG ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1923 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	1924 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	1925 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	1926 @seealso{waitpid, WUNTRACED, WCONTINUE}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1927 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1928 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1929 return const_value (args, WNOHANG);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1930 }
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1931
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1932 #if !defined (WUNTRACED)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1933 #define WUNTRACED 0
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1934 #endif
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1935
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1936 DEFUNX ("WUNTRACED", FWUNTRACED, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1937 "-- texinfo --\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1938 @deftypefn {Built-in Function} {} WUNTRACED ()\n\
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1939 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	1940 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	1941 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	1942 @code{ptrace} system call\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1943 @seealso{waitpid, WNOHANG, WCONTINUE}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1944 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1945 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1946 return const_value (args, WUNTRACED);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1947 }
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1948
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1949 #if !defined (WCONTINUE)
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1950 #define WCONTINUE 0
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1951 #endif
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1952
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1953 DEFUNX ("WCONTINUE", FWCONTINUE, args, ,
17787 175b392e91fe Use GNU style coding conventions for code in libinterp/ Rik <rik@octave.org> parents: 17744 diff changeset	1954 "-- texinfo --\n\
9724 f22bbc5d56e9 Fix various incorrect usages of TeXinfo deffn and deftypefn macros Rik <rdrider0-list@yahoo.com> parents: 9564 diff changeset	1955 @deftypefn {Built-in Function} {} WCONTINUE ()\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1956 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	1957 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	1958 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	1959 signal.\n\
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1960 @seealso{waitpid, WNOHANG, WUNTRACED}\n\
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1961 @end deftypefn")
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1962 {
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1963 return const_value (args, WCONTINUE);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1964 }
19301 e90bfaadb489 doc: Increase seealso links between low level C IO functions. Rik <rik@octave.org> parents: 18111 diff changeset	1965

Mercurial > hg > octave-nkf

annotate libinterp/corefcn/syscalls.cc @ 19301:e90bfaadb489