octave: libinterp/corefcn/syscalls.cc annotate

annotate libinterp/corefcn/syscalls.cc @ 27277:db687716fed6

style fixes: generally aim to break long lines before operators, not after Files affected: Table.cc, dw-main-window.cc, file-editor-tab.cc, file-editor.cc, main-window.cc, build-env.in.cc, __ichol__.cc, __magick_read__.cc, besselj.cc, bsxfun.cc, cellfun.cc, data.cc, dlmread.cc, error.cc, fcn-info.cc, file-io.cc, gl-render.cc, gl2ps-print.cc, graphics.cc, load-save.cc, ls-mat4.cc, ls-mat5.cc, matrix_type.cc, mex.cc, oct-stream.cc, pr-output.cc, quadcc.cc, rand.cc, sparse-xpow.cc, syscalls.cc, sysdep.cc, utils.cc, __init_fltk__.cc, __init_gnuplot__.cc, chol.cc, fftw.cc, qr.cc, cdef-class.cc, cdef-object.cc, ov-bool-sparse.cc, ov-cell.cc, ov-class.cc, ov-cx-diag.cc, ov-cx-sparse.cc, ov-fcn-handle.cc, ov-flt-cx-diag.cc, ov-flt-re-diag.cc, ov-str-mat.cc, ov-struct.cc, ov.cc, op-b-sbm.cc, op-bm-sbm.cc, op-cdm-cdm.cc, op-scm-scm.cc, op-sm-scm.cc, op-sm-sm.cc, jit-typeinfo.cc, pt-cbinop.cc, pt-cbinop.h, pt-eval.cc, CSparse.cc, MatrixType.cc, dSparse.cc, eigs-base.cc, lo-specfun.cc, oct-fftw.cc, cmd-edit.cc, lo-regexp.cc, oct-inttypes.h, url-transfer.cc, mkoctfile.in.cc, and octave-svgconvert.cc.

author	John W. Eaton <jwe@octave.org>
date	Sun, 21 Jul 2019 10:21:01 -0400
parents	99aa1bcb8848
children	24618a510749

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
26376 00f796120a6d maint: Update copyright dates in all source files. John W. Eaton <jwe@octave.org> parents: 26149 diff changeset	3 Copyright (C) 1996-2019 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
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 24082 diff changeset	8 Octave is free software: you can redistribute it and/or modify it
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22713 diff changeset	9 under the terms of the GNU General Public License as published by
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 24082 diff changeset	10 the Free Software Foundation, either version 3 of the License, or
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22713 diff changeset	11 (at your option) any later version.
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	12
22755 3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22713 diff changeset	13 Octave is distributed in the hope that it will be useful, but
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22713 diff changeset	14 WITHOUT ANY WARRANTY; without even the implied warranty of
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22713 diff changeset	15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
3a2b891d0b33 maint: Standardize Copyright formatting. Rik <rik@octave.org> parents: 22713 diff changeset	16 GNU General Public License for more details.
2075 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
24534 194eb4bd202b maint: Update punctuation for GPL v3 license text. Rik <rik@octave.org> parents: 24082 diff changeset	20 <https://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
21724 aba2e6293dd8 use "#if ..." consistently instead of "#ifdef" and "#ifndef" John W. Eaton <jwe@octave.org> parents: 21672 diff changeset	29 #if defined (HAVE_CONFIG_H)
21301 40de9f8f23a6 Use '#include "config.h"' rather than <config.h>. Rik <rik@octave.org> parents: 21200 diff changeset	30 # include "config.h"
2075 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
21949 baeffde5c87d fix build for Windows systems John W. Eaton <jwe@octave.org> parents: 21937 diff changeset	33 #include <ctime>
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	34 #include <cstdio>
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	35 #include <cstring>
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	36
17236 6a6e3f1a824c save history on exec (bug #39734) John W. Eaton <jwe@octave.org> parents: 15221 diff changeset	37 #include "cmd-hist.h"
21911 c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	38 #include "fcntl-wrappers.h"
2926 66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2902 diff changeset	39 #include "file-ops.h"
66ef74ee5d9f [project @ 1997-05-05 03:20:52 by jwe] jwe parents: 2902 diff changeset	40 #include "file-stat.h"
22087 7f79c716876c eliminate unused parameter from octave::sys::popen2 John W. Eaton <jwe@octave.org> parents: 21966 diff changeset	41 #include "lo-utils.h"
11006 aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	42 #include "oct-env.h"
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	43 #include "oct-syscalls.h"
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	44 #include "oct-uname.h"
27263 99aa1bcb8848 rename octave_link and octave_link_events classes, move inside octave namespace John W. Eaton <jwe@octave.org> parents: 27261 diff changeset	45
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	46 #include "defun.h"
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	47 #include "error.h"
21100 e39e05d90788 Switch gripe_XXX to either err_XXX or warn_XXX naming scheme. Rik <rik@octave.org> parents: 21055 diff changeset	48 #include "errwarn.h"
27263 99aa1bcb8848 rename octave_link and octave_link_events classes, move inside octave namespace John W. Eaton <jwe@octave.org> parents: 27261 diff changeset	49 #include "event-manager.h"
99aa1bcb8848 rename octave_link and octave_link_events classes, move inside octave namespace John W. Eaton <jwe@octave.org> parents: 27261 diff changeset	50 #include "input.h"
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23220 diff changeset	51 #include "interpreter.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-stdstrm.h"
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	55 #include "oct-stream.h"
27263 99aa1bcb8848 rename octave_link and octave_link_events classes, move inside octave namespace John W. Eaton <jwe@octave.org> parents: 27261 diff changeset	56 #include "ovl.h"
2075 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"
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	60
10762 d53eb6249892 use scalar map in some syscalls Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	61 static octave_scalar_map
21737 ab6c639f0678 finish previous changeset (0504351a45e6). John W. Eaton <jwe@octave.org> parents: 21736 diff changeset	62 mk_stat_map (const octave::sys::base_file_stat& fs)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	63 {
27277 db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27263 diff changeset	64 static bool have_rdev
db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27263 diff changeset	65 = octave::sys::base_file_stat::have_struct_stat_st_rdev ();
db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27263 diff changeset	66 static bool have_blksize
db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27263 diff changeset	67 = octave::sys::base_file_stat::have_struct_stat_st_blksize ();
db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27263 diff changeset	68 static bool have_blocks
db687716fed6 style fixes: generally aim to break long lines before operators, not after John W. Eaton <jwe@octave.org> parents: 27263 diff changeset	69 = octave::sys::base_file_stat::have_struct_stat_st_blocks ();
21935 2f33052c68ff hide sys/stat.h header John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	70
2f33052c68ff hide sys/stat.h header John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	71 static double nan = octave::numeric_limits<double>::NaN ();
2f33052c68ff hide sys/stat.h header John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	72
10762 d53eb6249892 use scalar map in some syscalls Jaroslav Hajek <highegg@gmail.com> parents: 10521 diff changeset	73 octave_scalar_map m;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	74
4675 f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	75 m.assign ("dev", static_cast<double> (fs.dev ()));
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	76 m.assign ("ino", fs.ino ());
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	77 m.assign ("mode", fs.mode ());
4675 f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	78 m.assign ("modestr", fs.mode_as_string ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	79 m.assign ("nlink", fs.nlink ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	80 m.assign ("uid", fs.uid ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	81 m.assign ("gid", fs.gid ());
21935 2f33052c68ff hide sys/stat.h header John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	82 m.assign ("rdev", have_rdev ? static_cast<double> (fs.rdev ()) : nan);
4675 f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	83 m.assign ("size", fs.size ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	84 m.assign ("atime", fs.atime ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	85 m.assign ("mtime", fs.mtime ());
f6d6335c08f6 [project @ 2003-12-16 05:11:26 by jwe] jwe parents: 4371 diff changeset	86 m.assign ("ctime", fs.ctime ());
21935 2f33052c68ff hide sys/stat.h header John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	87
2f33052c68ff hide sys/stat.h header John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	88 if (have_blksize)
2f33052c68ff hide sys/stat.h header John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	89 m.assign ("blksize", fs.blksize ());
2f33052c68ff hide sys/stat.h header John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	90 else
2f33052c68ff hide sys/stat.h header John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	91 m.assign ("blksize", nan);
21937 55f7de37b618 maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 21935 diff changeset	92
21935 2f33052c68ff hide sys/stat.h header John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	93 if (have_blocks)
2f33052c68ff hide sys/stat.h header John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	94 m.assign ("blocks", fs.blocks ());
2f33052c68ff hide sys/stat.h header John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	95 else
2f33052c68ff hide sys/stat.h header John W. Eaton <jwe@octave.org> parents: 21921 diff changeset	96 m.assign ("blocks", nan);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	97
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	98 return m;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	99 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	100
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	101 static octave_value_list
21737 ab6c639f0678 finish previous changeset (0504351a45e6). John W. Eaton <jwe@octave.org> parents: 21736 diff changeset	102 mk_stat_result (const octave::sys::base_file_stat& fs)
10336 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 if (fs)
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	105 return ovl (octave_value (mk_stat_map (fs)), 0, "");
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	106 else
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	107 return ovl (Matrix (), -1, fs.error ());
10336 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
23738 8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	110 DEFMETHODX ("dup2", Fdup2, interp, args, ,
8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	111 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	112 @deftypefn {} {[@var{fid}, @var{msg}] =} dup2 (@var{old}, @var{new})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	113 Duplicate a file descriptor.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	114
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	115 If successful, @var{fid} is greater than zero and contains the new file ID@.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	116 Otherwise, @var{fid} is negative and @var{msg} contains a system-dependent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	117 error message.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	118 @seealso{fopen, fclose, fcntl}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	119 @end deftypefn */)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	120 {
20819 f428cbe7576f eliminate unnecessary uses of nargin John W. Eaton <jwe@octave.org> parents: 20800 diff changeset	121 if (args.length () != 2)
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	122 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	123
23738 8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	124 octave::stream_list& streams = interp.get_stream_list ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	125
23738 8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	126 octave::stream old_stream = streams.lookup (args(0), "dup2");
8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	127
8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	128 octave::stream new_stream = streams.lookup (args(1), "dup2");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	129
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	130 int i_old = old_stream.file_number ();
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	131 int i_new = new_stream.file_number ();
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	132
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	133 if (i_old >= 0 && i_new >= 0)
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	134 {
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	135 std::string msg;
3341 14cfc9475fe4 [project @ 1999-11-05 08:11:58 by jwe] jwe parents: 3340 diff changeset	136
21727 e0da98857c19 rename octave::syscalls namespace to octave::sys John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	137 int status = octave::sys::dup2 (i_old, i_new, msg);
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	138
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	139 return ovl (status, msg);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	140 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	141 else
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	142 return ovl (-1, "");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	143 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	144
25994 f881d3e271d2 eliminate global and file-scope static variables in oct-hist.cc John W. Eaton <jwe@octave.org> parents: 25782 diff changeset	145 DEFMETHODX ("exec", Fexec, interp, args, ,
f881d3e271d2 eliminate global and file-scope static variables in oct-hist.cc John W. Eaton <jwe@octave.org> parents: 25782 diff changeset	146 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	147 @deftypefn {} {[@var{err}, @var{msg}] =} exec (@var{file}, @var{args})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	148 Replace current process with a new process.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	149
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	150 Calling @code{exec} without first calling @code{fork} will terminate your
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	151 current Octave process and replace it with the program named by @var{file}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	152 For example,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	153
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	154 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	155 exec ("ls", "-l")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	156 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	157
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	158 @noindent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	159 will run @code{ls} and return you to your shell prompt.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	160
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	161 If successful, @code{exec} does not return. If @code{exec} does return,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	162 @var{err} will be nonzero, and @var{msg} will contain a system-dependent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	163 error message.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	164 @end deftypefn */)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	165 {
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	166 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	167
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	168 if (nargin < 1 \|\| nargin > 2)
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	169 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	170
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	171 std::string exec_file = args(0).xstring_value ("exec: FILE must be a string");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	172
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	173 string_vector exec_args;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	174
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	175 if (nargin == 2)
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	176 {
20990 fc9cca99b2de Deprecate all_strings, replace with string_vector_value. Rik <rik@octave.org> parents: 20956 diff changeset	177 string_vector tmp = args(1).xstring_vector_value ("exec: all arguments must be strings");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	178
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	179 int len = tmp.numel ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	180
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	181 exec_args.resize (len + 1);
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	182
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	183 exec_args[0] = exec_file;
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	184
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	185 for (int i = 0; i < len; i++)
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	186 exec_args[i+1] = tmp[i];
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	187 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	188 else
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	189 {
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	190 exec_args.resize (1);
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	191
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	192 exec_args[0] = exec_file;
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	193 }
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	194
25994 f881d3e271d2 eliminate global and file-scope static variables in oct-hist.cc John W. Eaton <jwe@octave.org> parents: 25782 diff changeset	195 octave::history_system& history_sys = interp.get_history_system ();
f881d3e271d2 eliminate global and file-scope static variables in oct-hist.cc John W. Eaton <jwe@octave.org> parents: 25782 diff changeset	196
f881d3e271d2 eliminate global and file-scope static variables in oct-hist.cc John W. Eaton <jwe@octave.org> parents: 25782 diff changeset	197 history_sys.write_timestamp ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	198
21748 176536b15d68 use namespace for command_editor and command_history classes John W. Eaton <jwe@octave.org> parents: 21737 diff changeset	199 if (! octave::command_history::ignoring_entries ())
176536b15d68 use namespace for command_editor and command_history classes John W. Eaton <jwe@octave.org> parents: 21737 diff changeset	200 octave::command_history::clean_up_and_save ();
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	201
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	202 std::string msg;
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	203
21727 e0da98857c19 rename octave::syscalls namespace to octave::sys John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	204 int status = octave::sys::execvp (exec_file, exec_args, msg);
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	205
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	206 return ovl (status, msg);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	207 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	208
23738 8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	209 DEFMETHODX ("popen2", Fpopen2, interp, args, ,
8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	210 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	211 @deftypefn {} {[@var{in}, @var{out}, @var{pid}] =} popen2 (@var{command}, @var{args})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	212 Start a subprocess with two-way communication.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	213
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	214 The name of the process is given by @var{command}, and @var{args} is an
22713 9e415e57a6a7 doc: Clarify docstring for popen2 (bug #49524). Rik <rik@octave.org> parents: 22407 diff changeset	215 array or cell array of strings containing options for the command.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	216
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	217 The file identifiers for the input and output streams of the subprocess are
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	218 returned in @var{in} and @var{out}. If execution of the command is
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	219 successful, @var{pid} contains the process ID of the subprocess. Otherwise,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	220 @var{pid} is @minus{}1.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	221
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	222 For example:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	223
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	224 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	225 [in, out, pid] = popen2 ("sort", "-r");
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	226 fputs (in, "these\nare\nsome\nstrings\n");
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	227 fclose (in);
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	228 EAGAIN = errno ("EAGAIN");
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	229 done = false;
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	230 do
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	231 s = fgets (out);
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	232 if (ischar (s))
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	233 fputs (stdout, s);
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	234 elseif (errno () == EAGAIN)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	235 pause (0.1);
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	236 fclear (out);
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	237 else
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	238 done = true;
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	239 endif
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	240 until (done)
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	241 fclose (out);
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	242 waitpid (pid);
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	243
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	244 @print{} these
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	245 @print{} strings
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	246 @print{} some
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	247 @print{} are
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	248 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	249
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	250 Note that @code{popen2}, unlike @code{popen}, will not @nospell{"reap"}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	251 the child process. If you don't use @code{waitpid} to check the child's
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	252 exit status, it will linger until Octave exits.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	253 @seealso{popen, waitpid}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	254 @end deftypefn */)
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	255 {
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	256 int nargin = args.length ();
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	257
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	258 if (nargin < 1 \|\| nargin > 3)
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	259 print_usage ();
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	260
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	261 std::string exec_file = args(0).xstring_value ("popen2: COMMAND argument must be a string");
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	262
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	263 string_vector arg_list;
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	264
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	265 if (nargin >= 2)
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	266 {
20990 fc9cca99b2de Deprecate all_strings, replace with string_vector_value. Rik <rik@octave.org> parents: 20956 diff changeset	267 string_vector tmp = args(1).xstring_vector_value ("popen2: all arguments must be strings");
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	268
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	269 int len = tmp.numel ();
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	270
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	271 arg_list.resize (len + 1);
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	272
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	273 arg_list[0] = exec_file;
20704 571508c1ed06 eliminate more uses of error_state John W. Eaton <jwe@octave.org> parents: 20700 diff changeset	274
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	275 for (int i = 0; i < len; i++)
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	276 arg_list[i+1] = tmp[i];
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	277 }
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	278 else
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	279 {
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	280 arg_list.resize (1);
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	281
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	282 arg_list[0] = exec_file;
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	283 }
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	284
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	285 bool sync_mode = (nargin == 3 ? args(2).bool_value () : false);
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	286
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	287 int filedesc[2];
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	288 std::string msg;
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	289 pid_t pid;
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	290
22087 7f79c716876c eliminate unused parameter from octave::sys::popen2 John W. Eaton <jwe@octave.org> parents: 21966 diff changeset	291 pid = octave::sys::popen2 (exec_file, arg_list, sync_mode, filedesc, msg);
7f79c716876c eliminate unused parameter from octave::sys::popen2 John W. Eaton <jwe@octave.org> parents: 21966 diff changeset	292
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	293 if (pid < 0)
26149 242aa7b2c783 Silence unnecessary warnings about security-format (bug #55046). Rik <rik@octave.org> parents: 25994 diff changeset	294 error ("%s", msg.c_str ());
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	295
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	296 FILE *ifile = fdopen (filedesc[1], "r");
05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	297 FILE *ofile = fdopen (filedesc[0], "w");
05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	298
23059 b98ebcd7f11c move some octave stream classes into octave namespace John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	299 octave::stream is
b98ebcd7f11c move some octave stream classes into octave namespace John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	300 = octave_stdiostream::create (exec_file + "-in", ifile, std::ios::in);
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	301
23059 b98ebcd7f11c move some octave stream classes into octave namespace John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	302 octave::stream os
b98ebcd7f11c move some octave stream classes into octave namespace John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	303 = octave_stdiostream::create (exec_file + "-out", ofile, std::ios::out);
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	304
23738 8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	305 octave::stream_list& streams = interp.get_stream_list ();
8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	306
8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	307 return ovl (streams.insert (os), streams.insert (is), pid);
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	308 }
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	309
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	310 /*
18022 c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	311
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	312 %!test # UNIX-style test
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	313 %! if (isunix () \|\| ismac ())
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	314 %! [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	315 %! EAGAIN = errno ("EAGAIN");
18022 c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	316 %! fputs (in, "these\nare\nsome\nstrings\n");
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	317 %! fclose (in);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	318 %! done = false;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	319 %! str = {};
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	320 %! idx = 0;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	321 %! errs = 0;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	322 %! do
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	323 %! if (ismac ()) # FIXME: Is this necessary?
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	324 %! errno (0);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	325 %! endif
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	326 %! s = fgets (out);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	327 %! if (ischar (s))
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	328 %! idx++;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	329 %! str{idx} = s;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	330 %! elseif (errno () == EAGAIN)
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	331 %! fclear (out);
20923 58263bea2fdf Unified "sleep" functions to "octave_sleep" in C++ and "pause" in Octave. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 20898 diff changeset	332 %! pause (0.1);
18022 c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	333 %! if (++errs == 100)
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	334 %! done = true;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	335 %! endif
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	336 %! else
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	337 %! done = true;
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	338 %! endif
18022 c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	339 %! until (done)
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	340 %! fclose (out);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	341 %! waitpid (pid);
14861 f7afecdd87ef maint: Use Octave coding conventions for cuddling parentheses in src/ directory Rik <octave@nomad.inbox5.com> parents: 14846 diff changeset	342 %! 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	343 %! endif
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	344
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	345 %!test # Windows-style test
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	346 %! if (ispc () && ! isunix ())
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	347 %! [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	348 %! EAGAIN = errno ("EINVAL");
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	349 %! 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	350 %! fclose (in);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	351 %! done = false;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	352 %! str = {};
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	353 %! idx = 0;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	354 %! errs = 0;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	355 %! do
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	356 %! errno (0);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	357 %! s = fgets (out);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	358 %! if (ischar (s))
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	359 %! idx++;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	360 %! str{idx} = s;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	361 %! elseif (errno () == EAGAIN)
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	362 %! fclear (out);
20923 58263bea2fdf Unified "sleep" functions to "octave_sleep" in C++ and "pause" in Octave. Kai T. Ohlhus <k.ohlhus@gmail.com> parents: 20898 diff changeset	363 %! pause (0.1);
18022 c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	364 %! if (++errs == 100)
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	365 %! done = true;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	366 %! endif
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	367 %! else
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	368 %! done = true;
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	369 %! endif
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	370 %! until (done)
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	371 %! fclose (out);
c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	372 %! waitpid (pid);
14861 f7afecdd87ef maint: Use Octave coding conventions for cuddling parentheses in src/ directory Rik <octave@nomad.inbox5.com> parents: 14846 diff changeset	373 %! 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	374 %! endif
18022 c3cd335bd71b Rewrite failing popen2 test for Windows (bug #40606). Rik <rik@octave.org> parents: 17969 diff changeset	375
6321 363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	376 */
363a2f8c9e97 [project @ 2007-02-16 20:26:23 by dbateman] dbateman parents: 5872 diff changeset	377
23738 8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	378 DEFMETHODX ("fcntl", Ffcntl, interp, args, ,
8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	379 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	380 @deftypefn {} {[@var{err}, @var{msg}] =} fcntl (@var{fid}, @var{request}, @var{arg})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	381 Change the properties of the open file @var{fid}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	382
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	383 The following values may be passed as @var{request}:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	384
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	385 @vtable @code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	386 @item F_DUPFD
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	387 Return a duplicate file descriptor.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	388
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	389 @item F_GETFD
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	390 Return the file descriptor flags for @var{fid}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	391
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	392 @item F_SETFD
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	393 Set the file descriptor flags for @var{fid}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	394
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	395 @item F_GETFL
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	396 Return the file status flags for @var{fid}. The following codes may be
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	397 returned (some of the flags may be undefined on some systems).
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	398
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	399 @vtable @code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	400 @item O_RDONLY
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	401 Open for reading only.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	402
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	403 @item O_WRONLY
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	404 Open for writing only.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	405
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	406 @item O_RDWR
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	407 Open for reading and writing.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	408
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	409 @item O_APPEND
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	410 Append on each write.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	411
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	412 @item O_CREAT
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	413 Create the file if it does not exist.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	414
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	415 @item O_NONBLOCK
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	416 Non-blocking mode.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	417
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	418 @item O_SYNC
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	419 Wait for writes to complete.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	420
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	421 @item O_ASYNC
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	422 Asynchronous I/O.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	423 @end vtable
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	424
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	425 @item F_SETFL
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	426 Set the file status flags for @var{fid} to the value specified by @var{arg}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	427 The only flags that can be changed are @w{@code{O_APPEND}} and
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	428 @w{@code{O_NONBLOCK}}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	429 @end vtable
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	430
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	431 If successful, @var{err} is 0 and @var{msg} is an empty string. Otherwise,
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	432 @var{err} is nonzero and @var{msg} contains a system-dependent error
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	433 message.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	434 @seealso{fopen, dup2}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	435 @end deftypefn */)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	436 {
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	437 if (args.length () != 3)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	438 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	439
23738 8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	440 octave::stream_list& streams = interp.get_stream_list ();
8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	441
8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	442 octave::stream strm = streams.lookup (args(0), "fcntl");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	443
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	444 int fid = strm.file_number ();
3715 e5ff21d2bac6 [project @ 2000-09-01 05:52:56 by jwe] jwe parents: 3531 diff changeset	445
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	446 // FIXME: Do we want to use xint_value and throw a warning message
05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	447 // if input validation fails?
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	448 int req = args(1).int_value (true);
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	449 int arg = args(2).int_value (true);
3715 e5ff21d2bac6 [project @ 2000-09-01 05:52:56 by jwe] jwe parents: 3531 diff changeset	450
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	451 // FIXME: Need better checking here?
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	452 if (fid < 0)
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	453 error ("fcntl: invalid file id");
2937 9d26524e2869 [project @ 1997-05-06 05:49:53 by jwe] jwe parents: 2926 diff changeset	454
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	455 std::string msg;
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	456
21727 e0da98857c19 rename octave::syscalls namespace to octave::sys John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	457 int status = octave::sys::fcntl (fid, req, arg, msg);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	458
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	459 return ovl (status, msg);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	460 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	461
23599 5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23220 diff changeset	462 DEFMETHODX ("fork", Ffork, interp, args, ,
5cb3a2bb5e1e don't use singleton for symbol_table John W. Eaton <jwe@octave.org> parents: 23220 diff changeset	463 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	464 @deftypefn {} {[@var{pid}, @var{msg}] =} fork ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	465 Create a copy of the current process.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	466
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	467 Fork can return one of the following values:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	468
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	469 @table @asis
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	470 @item > 0
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	471 You are in the parent process. The value returned from @code{fork} is the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	472 process id of the child process. You should probably arrange to wait for
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	473 any child processes to exit.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	474
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	475 @item 0
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	476 You are in the child process. You can call @code{exec} to start another
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	477 process. If that fails, you should probably call @code{exit}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	478
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	479 @item < 0
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	480 The call to @code{fork} failed for some reason. You must take evasive
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	481 action. A system dependent error message will be waiting in @var{msg}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	482 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	483 @end deftypefn */)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	484 {
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	485 if (args.length () != 0)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	486 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	487
26661 cf9e10ce3351 move variable values from symbol_record objects to stack_frame objects John W. Eaton <jwe@octave.org> parents: 26376 diff changeset	488 if (interp.at_top_level ())
21604 d7a268e68e69 maint: Strip trailing whitespace from source files. John W. Eaton <jwe@octave.org> parents: 21547 diff changeset	489 error ("fork: cannot be called from command line");
21343 980abb267014 Emit error if fork called directly from command line. Rik <rik@octave.org> parents: 21301 diff changeset	490
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	491 std::string msg;
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	492
21727 e0da98857c19 rename octave::syscalls namespace to octave::sys John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	493 pid_t pid = octave::sys::fork (msg);
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	494
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	495 return ovl (pid, msg);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	496 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	497
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	498 DEFUNX ("getpgrp", Fgetpgrp, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	499 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	500 @deftypefn {} {pgid =} getpgrp ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	501 Return the process group id of the current process.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	502 @end deftypefn */)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	503 {
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	504 if (args.length () != 0)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	505 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	506
20800 fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	507 std::string msg;
fb128aafc322 eliminate return statements after calls to print_usage John W. Eaton <jwe@octave.org> parents: 20791 diff changeset	508
21727 e0da98857c19 rename octave::syscalls namespace to octave::sys John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	509 pid_t pid = octave::sys::getpgrp (msg);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	510
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	511 return ovl (pid, msg);
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
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	514 DEFUNX ("getpid", Fgetpid, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	515 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	516 @deftypefn {} {pid =} getpid ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	517 Return the process id of the current process.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	518 @seealso{getppid}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	519 @end deftypefn */)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	520 {
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	521 if (args.length () != 0)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	522 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	523
21727 e0da98857c19 rename octave::syscalls namespace to octave::sys John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	524 return ovl (octave::sys::getpid ());
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	525 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	526
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	527 DEFUNX ("getppid", Fgetppid, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	528 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	529 @deftypefn {} {pid =} getppid ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	530 Return the process id of the parent process.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	531 @seealso{getpid}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	532 @end deftypefn */)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	533 {
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	534 if (args.length () != 0)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	535 print_usage ();
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	536
21727 e0da98857c19 rename octave::syscalls namespace to octave::sys John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	537 return ovl (octave::sys::getppid ());
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	538 }
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	539
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	540 DEFUNX ("getegid", Fgetegid, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	541 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	542 @deftypefn {} {egid =} getegid ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	543 Return the effective group id of the current process.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	544 @seealso{getgid}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	545 @end deftypefn */)
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	546 {
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	547 if (args.length () != 0)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	548 print_usage ();
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	549
21727 e0da98857c19 rename octave::syscalls namespace to octave::sys John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	550 return ovl (octave::sys::getegid ());
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	551 }
1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	552
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	553 DEFUNX ("getgid", Fgetgid, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	554 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	555 @deftypefn {} {gid =} getgid ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	556 Return the real group id of the current process.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	557 @seealso{getegid}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	558 @end deftypefn */)
2475 1d7925d6bede [project @ 1996-11-07 04:36:00 by jwe] jwe parents: 2473 diff changeset	559 {
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	560 if (args.length () != 0)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	561 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	562
21727 e0da98857c19 rename octave::syscalls namespace to octave::sys John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	563 return ovl (octave::sys::getgid ());
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	564 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	565
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	566 DEFUNX ("geteuid", Fgeteuid, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	567 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	568 @deftypefn {} {euid =} geteuid ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	569 Return the effective user id of the current process.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	570 @seealso{getuid}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	571 @end deftypefn */)
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	572 {
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	573 if (args.length () != 0)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	574 print_usage ();
2473 bb0c213e5885 [project @ 1996-11-06 04:34:55 by jwe] jwe parents: 2472 diff changeset	575
21727 e0da98857c19 rename octave::syscalls namespace to octave::sys John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	576 return ovl (octave::sys::geteuid ());
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	577 }
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	578
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	579 DEFUNX ("getuid", Fgetuid, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	580 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	581 @deftypefn {} {uid =} getuid ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	582 Return the real user id of the current process.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	583 @seealso{geteuid}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	584 @end deftypefn */)
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	585 {
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	586 if (args.length () != 0)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	587 print_usage ();
2473 bb0c213e5885 [project @ 1996-11-06 04:34:55 by jwe] jwe parents: 2472 diff changeset	588
21727 e0da98857c19 rename octave::syscalls namespace to octave::sys John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	589 return ovl (octave::sys::getuid ());
2472 0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	590 }
0c788e9b53b8 [project @ 1996-11-06 04:10:07 by jwe] jwe parents: 2457 diff changeset	591
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	592 DEFUNX ("kill", Fkill, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	593 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	594 @deftypefn {} {[@var{err}, @var{msg}] =} kill (@var{pid}, @var{sig})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	595 Send signal @var{sig} to process @var{pid}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	596
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	597 If @var{pid} is positive, then signal @var{sig} is sent to @var{pid}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	598
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	599 If @var{pid} is 0, then signal @var{sig} is sent to every process
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	600 in the process group of the current process.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	601
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	602 If @var{pid} is -1, then signal @var{sig} is sent to every process
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	603 except process 1.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	604
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	605 If @var{pid} is less than -1, then signal @var{sig} is sent to every
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	606 process in the process group @var{-pid}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	607
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	608 If @var{sig} is 0, then no signal is sent, but error checking is still
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	609 performed.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	610
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	611 Return 0 if successful, otherwise return -1.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	612 @end deftypefn */)
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	613 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	614 if (args.length () != 2)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	615 print_usage ();
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	616
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	617 pid_t pid = args(0).int_value (true);
20560 56fee8f84fe7 eliminate more simple uses of error_state John W. Eaton <jwe@octave.org> parents: 20428 diff changeset	618
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	619 int sig = args(1).int_value (true);
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	620
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	621 std::string msg;
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	622
21727 e0da98857c19 rename octave::syscalls namespace to octave::sys John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	623 int status = octave::sys::kill (pid, sig, msg);
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	624
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	625 return ovl (status, msg);
4294 755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	626 }
755f6509bb01 [project @ 2003-01-11 04:01:53 by jwe] jwe parents: 4254 diff changeset	627
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	628 DEFUNX ("lstat", Flstat, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	629 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	630 @deftypefn {} {@var{info} =} lstat (@var{symlink})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	631 @deftypefnx {} {[@var{info}, @var{err}, @var{msg}] =} lstat (@var{symlink})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	632 Return a structure @var{info} containing information about the symbolic link
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	633 @var{symlink}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	634
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	635 The function outputs are described in the documentation for @code{stat}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	636 @seealso{stat, symlink}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	637 @end deftypefn */)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	638 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	639 if (args.length () != 1)
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	640 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	641
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	642 std::string fname = args(0).xstring_value ("lstat: NAME must be a string");
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	643
21736 0504351a45e6 use namespace for file_stat classes John W. Eaton <jwe@octave.org> parents: 21733 diff changeset	644 octave::sys::file_stat fs (fname, false);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	645
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	646 return mk_stat_result (fs);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	647 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	648
20200 d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	649 // FIXME: This routine also exists verbatim in file-io.cc.
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	650 // Maybe change to be a general utility routine.
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	651 static int
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	652 convert (int x, int ibase, int obase)
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	653 {
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	654 int retval = 0;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	655
20200 d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	656 int tmp = x % obase;
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	657
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	658 if (tmp > ibase - 1)
20428 7ac907da9fba Use error() rather than ::error() unless explicitly required. Rik <rik@octave.org> parents: 20232 diff changeset	659 error ("mkfifo: invalid digit");
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	660
21055 5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 20990 diff changeset	661 retval = tmp;
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 20990 diff changeset	662 int mult = ibase;
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 20990 diff changeset	663 while ((x = (x - tmp) / obase))
20200 d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	664 {
21055 5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 20990 diff changeset	665 tmp = x % obase;
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 20990 diff changeset	666
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 20990 diff changeset	667 if (tmp > ibase - 1)
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 20990 diff changeset	668 error ("mkfifo: invalid digit");
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 20990 diff changeset	669
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 20990 diff changeset	670 retval += mult * tmp;
5e00ed38a58b maint: Replace if/error/else paradigm with just if/error. Rik <rik@octave.org> parents: 20990 diff changeset	671 mult *= ibase;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	672 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	673
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	674 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	675 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	676
10197 4d433bd2d4dc attempt to avoid trouble with gnulib #defines in a consistent way John W. Eaton <jwe@octave.org> parents: 10182 diff changeset	677 DEFUNX ("mkfifo", Fmkfifo, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	678 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	679 @deftypefn {} {@var{err} =} mkfifo (@var{name}, @var{mode})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	680 @deftypefnx {} {[@var{err}, @var{msg}] =} mkfifo (@var{name}, @var{mode})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	681 Create a FIFO special file named @var{name} with file mode @var{mode}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	682
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	683 @var{mode} is interpreted as an octal number and is subject to umask
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	684 processing. The final calculated mode is @code{@var{mode} - @var{umask}}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	685
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	686 If successful, @var{err} is 0 and @var{msg} is an empty string.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	687 Otherwise, @var{err} is nonzero and @var{msg} contains a system-dependent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	688 error message.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	689 @seealso{pipe, umask}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	690 @end deftypefn */)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	691 {
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	692 if (args.length () != 2)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	693 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	694
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	695 std::string name = args(0).xstring_value ("mkfifo: FILE must be a string");
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	696
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	697 int octal_mode = args(1).xint_value ("mkfifo: MODE must be an integer");
4254 df5f2e433a11 [project @ 2002-12-31 19:43:07 by jwe] jwe parents: 4233 diff changeset	698
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	699 if (octal_mode < 0)
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	700 error ("mkfifo: MODE must be a positive integer value");
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	701
05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	702 int mode = convert (octal_mode, 8, 10);
05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	703
05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	704 std::string msg;
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	705
21733 cb0fdd941d84 use namespace for system file_ops class John W. Eaton <jwe@octave.org> parents: 21732 diff changeset	706 int status = octave::sys::mkfifo (name, mode, msg);
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	707
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	708 return ovl (status, msg);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	709 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	710
20200 d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	711 /*
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	712
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	713 ## Test input validation
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	714 %!error mkfifo ()
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	715 %!error mkfifo ("abc")
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	716 %!error mkfifo ("abc", 777, 123)
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	717 %!error <FILE must be a string> mkfifo (123, 456)
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	718 ## FIXME: These tests should work, but lasterr is not being set correctly.
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	719 #%!error <MODE must be an integer> mkfifo ("abc", {456})
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	720 #%!error <MODE must be a positive integer value> mkfifo ("abc", -1)
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	721
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	722 */
d9f35ceff9e1 Change mkfifo to use an octal argument for MODE (bug #45054). Rik <rik@octave.org> parents: 20198 diff changeset	723
23738 8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	724 DEFMETHODX ("pipe", Fpipe, interp, args, ,
8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	725 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	726 @deftypefn {} {[@var{read_fd}, @var{write_fd}, @var{err}, @var{msg}] =} pipe ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	727 Create a pipe and return the reading and writing ends of the pipe into
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	728 @var{read_fd} and @var{write_fd} respectively.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	729
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	730 If successful, @var{err} is 0 and @var{msg} is an empty string.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	731 Otherwise, @var{err} is nonzero and @var{msg} contains a system-dependent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	732 error message.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	733 @seealso{mkfifo}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	734 @end deftypefn */)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	735 {
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	736 if (args.length () != 0)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	737 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	738
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	739 int fid[2];
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	740 std::string msg;
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	741
21727 e0da98857c19 rename octave::syscalls namespace to octave::sys John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	742 int status = octave::sys::pipe (fid, msg);
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	743
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	744 if (status < 0)
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	745 return ovl (-1, -1, -1, msg);
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	746 else
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	747 {
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	748 FILE *ifile = fdopen (fid[0], "r");
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	749 FILE *ofile = fdopen (fid[1], "w");
4327 c29c382a5b4b [project @ 2003-02-16 03:24:26 by jwe] jwe parents: 4294 diff changeset	750
23059 b98ebcd7f11c move some octave stream classes into octave namespace John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	751 octave::stream is
22407 34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22323 diff changeset	752 = octave_stdiostream::create ("pipe-in", ifile, std::ios::in);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	753
23059 b98ebcd7f11c move some octave stream classes into octave namespace John W. Eaton <jwe@octave.org> parents: 22755 diff changeset	754 octave::stream os
22407 34ce5be04942 maint: Style check C++ code in libinterp/. Rik <rik@octave.org> parents: 22323 diff changeset	755 = octave_stdiostream::create ("pipe-out", ofile, std::ios::out);
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	756
23738 8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	757 octave::stream_list& streams = interp.get_stream_list ();
8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	758
8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	759 return ovl (streams.insert (is), streams.insert (os), status, msg);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	760 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	761 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	762
23738 8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	763 DEFMETHODX ("stat", Fstat, interp, args, ,
8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	764 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	765 @deftypefn {} {[@var{info}, @var{err}, @var{msg}] =} stat (@var{file})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	766 @deftypefnx {} {[@var{info}, @var{err}, @var{msg}] =} stat (@var{fid})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	767 @deftypefnx {} {[@var{info}, @var{err}, @var{msg}] =} lstat (@var{file})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	768 @deftypefnx {} {[@var{info}, @var{err}, @var{msg}] =} lstat (@var{fid})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	769 Return a structure @var{info} containing the following information about
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	770 @var{file} or file identifier @var{fid}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	771
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	772 @table @code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	773 @item dev
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	774 ID of device containing a directory entry for this file.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	775
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	776 @item ino
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	777 File number of the file.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	778
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	779 @item mode
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	780 File mode, as an integer. Use the functions @w{@code{S_ISREG}},
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	781 @w{@code{S_ISDIR}}, @w{@code{S_ISCHR}}, @w{@code{S_ISBLK}},
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	782 @w{@code{S_ISFIFO}}, @w{@code{S_ISLNK}}, or @w{@code{S_ISSOCK}} to extract
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	783 information from this value.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	784
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	785 @item modestr
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	786 File mode, as a string of ten letters or dashes as would be returned by
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	787 @kbd{ls -l}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	788
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	789 @item nlink
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	790 Number of links.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	791
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	792 @item uid
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	793 User ID of file's owner.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	794
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	795 @item gid
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	796 Group ID of file's group.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	797
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	798 @item rdev
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	799 ID of device for block or character special files.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	800
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	801 @item size
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	802 Size in bytes.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	803
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	804 @item atime
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	805 Time of last access in the same form as time values returned from
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	806 @code{time}. @xref{Timing Utilities}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	807
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	808 @item mtime
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	809 Time of last modification in the same form as time values returned from
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	810 @code{time}. @xref{Timing Utilities}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	811
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	812 @item ctime
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	813 Time of last file status change in the same form as time values
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	814 returned from @code{time}. @xref{Timing Utilities}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	815
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	816 @item blksize
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	817 Size of blocks in the file.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	818
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	819 @item blocks
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	820 Number of blocks allocated for file.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	821 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	822
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	823 If the call is successful @var{err} is 0 and @var{msg} is an empty string.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	824 If the file does not exist, or some other error occurs, @var{info} is an
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	825 empty matrix, @var{err} is @minus{}1, and @var{msg} contains the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	826 corresponding system error message.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	827
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	828 If @var{file} is a symbolic link, @code{stat} will return information about
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	829 the actual file that is referenced by the link. Use @code{lstat} if you
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	830 want information about the symbolic link itself.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	831
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	832 For example:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	833
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	834 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	835 [info, err, msg] = stat ("/vmlinuz")
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	836 @result{} info =
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	837 @{
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	838 atime = 855399756
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	839 rdev = 0
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	840 ctime = 847219094
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	841 uid = 0
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	842 size = 389218
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	843 blksize = 4096
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	844 mtime = 847219094
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	845 gid = 6
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	846 nlink = 1
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	847 blocks = 768
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	848 mode = -rw-r--r--
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	849 modestr = -rw-r--r--
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	850 ino = 9316
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	851 dev = 2049
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	852 @}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	853 @result{} err = 0
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	854 @result{} msg =
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	855 @end example
25782 0862570da0ae isfile.m: New function for Matlab compatibility (bug #54508). Rik <rik@octave.org> parents: 25781 diff changeset	856 @seealso{lstat, ls, dir, isfile, isfolder}
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	857 @end deftypefn */)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	858 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	859 if (args.length () != 1)
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	860 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	861
2262 1300df4a33d6 [project @ 1996-05-23 06:49:32 by jwe] jwe parents: 2086 diff changeset	862 octave_value_list retval;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	863
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	864 if (args(0).is_scalar_type ())
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	865 {
23738 8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	866 octave::stream_list& streams = interp.get_stream_list ();
8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	867
8acd390d16c9 don't use singleton for stream_list object John W. Eaton <jwe@octave.org> parents: 23693 diff changeset	868 int fid = streams.get_file_number (args(0));
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	869
21737 ab6c639f0678 finish previous changeset (0504351a45e6). John W. Eaton <jwe@octave.org> parents: 21736 diff changeset	870 octave::sys::file_fstat fs (fid);
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	871
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	872 retval = mk_stat_result (fs);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	873 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	874 else
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	875 {
05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	876 std::string fname = args(0).xstring_value ("stat: NAME must be a string");
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	877
21736 0504351a45e6 use namespace for file_stat classes John W. Eaton <jwe@octave.org> parents: 21733 diff changeset	878 octave::sys::file_stat fs (fname);
10336 1603dfe72933 obsolete fstat, handle the functionality by stat Jaroslav Hajek <highegg@gmail.com> parents: 10315 diff changeset	879
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	880 retval = mk_stat_result (fs);
05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	881 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	882
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	883 return retval;
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	884 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	885
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	886 DEFUNX ("S_ISREG", FS_ISREG, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	887 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	888 @deftypefn {} {} S_ISREG (@var{mode})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	889 Return true if @var{mode} corresponds to a regular file.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	890
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	891 The value of @var{mode} is assumed to be returned from a call to
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	892 @code{stat}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	893 @seealso{stat, lstat}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	894 @end deftypefn */)
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	895 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	896 if (args.length () != 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	897 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	898
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	899 double mode = args(0).xdouble_value ("S_ISREG: invalid MODE value");
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	900
21736 0504351a45e6 use namespace for file_stat classes John W. Eaton <jwe@octave.org> parents: 21733 diff changeset	901 return ovl (octave::sys::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	902 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	903
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	904 DEFUNX ("S_ISDIR", FS_ISDIR, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	905 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	906 @deftypefn {} {} S_ISDIR (@var{mode})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	907 Return true if @var{mode} corresponds to a directory.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	908
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	909 The value of @var{mode} is assumed to be returned from a call to
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	910 @code{stat}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	911 @seealso{stat, lstat}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	912 @end deftypefn */)
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	913 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	914 if (args.length () != 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	915 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	916
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	917 double mode = args(0).xdouble_value ("S_ISDIR: invalid MODE value");
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	918
21736 0504351a45e6 use namespace for file_stat classes John W. Eaton <jwe@octave.org> parents: 21733 diff changeset	919 return ovl (octave::sys::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	920 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	921
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	922 DEFUNX ("S_ISCHR", FS_ISCHR, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	923 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	924 @deftypefn {} {} S_ISCHR (@var{mode})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	925 Return true if @var{mode} corresponds to a character device.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	926
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	927 The value of @var{mode} is assumed to be returned from a call to
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	928 @code{stat}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	929 @seealso{stat, lstat}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	930 @end deftypefn */)
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	931 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	932 if (args.length () != 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	933 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	934
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	935 double mode = args(0).xdouble_value ("S_ISCHR: invalid MODE value");
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	936
21736 0504351a45e6 use namespace for file_stat classes John W. Eaton <jwe@octave.org> parents: 21733 diff changeset	937 return ovl (octave::sys::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	938 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	939
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	940 DEFUNX ("S_ISBLK", FS_ISBLK, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	941 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	942 @deftypefn {} {} S_ISBLK (@var{mode})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	943 Return true if @var{mode} corresponds to a block device.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	944
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	945 The value of @var{mode} is assumed to be returned from a call to
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	946 @code{stat}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	947 @seealso{stat, lstat}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	948 @end deftypefn */)
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	949 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	950 if (args.length () != 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	951 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	952
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	953 double mode = args(0).xdouble_value ("S_ISBLK: invalid MODE value");
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	954
21736 0504351a45e6 use namespace for file_stat classes John W. Eaton <jwe@octave.org> parents: 21733 diff changeset	955 return ovl (octave::sys::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	956 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	957
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	958 DEFUNX ("S_ISFIFO", FS_ISFIFO, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	959 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	960 @deftypefn {} {} S_ISFIFO (@var{mode})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	961 Return true if @var{mode} corresponds to a fifo.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	962
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	963 The value of @var{mode} is assumed to be returned from a call to
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	964 @code{stat}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	965 @seealso{stat, lstat}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	966 @end deftypefn */)
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	967 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	968 if (args.length () != 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	969 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	970
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	971 double mode = args(0).xdouble_value ("S_ISFIFO: invalid MODE value");
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	972
21736 0504351a45e6 use namespace for file_stat classes John W. Eaton <jwe@octave.org> parents: 21733 diff changeset	973 return ovl (octave::sys::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	974 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	975
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	976 DEFUNX ("S_ISLNK", FS_ISLNK, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	977 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	978 @deftypefn {} {} S_ISLNK (@var{mode})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	979 Return true if @var{mode} corresponds to a symbolic link.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	980
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	981 The value of @var{mode} is assumed to be returned from a call to
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	982 @code{stat}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	983 @seealso{stat, lstat}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	984 @end deftypefn */)
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	985 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	986 if (args.length () != 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	987 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	988
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	989 double mode = args(0).xdouble_value ("S_ISLNK: invalid MODE value");
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	990
21736 0504351a45e6 use namespace for file_stat classes John W. Eaton <jwe@octave.org> parents: 21733 diff changeset	991 return ovl (octave::sys::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	992 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	993
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	994 DEFUNX ("S_ISSOCK", FS_ISSOCK, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	995 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	996 @deftypefn {} {} S_ISSOCK (@var{mode})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	997 Return true if @var{mode} corresponds to a socket.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	998
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	999 The value of @var{mode} is assumed to be returned from a call to
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1000 @code{stat}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1001 @seealso{stat, lstat}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1002 @end deftypefn */)
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1003 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1004 if (args.length () != 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1005 print_usage ();
5476 941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1006
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1007 double mode = args(0).xdouble_value ("S_ISSOCK: invalid MODE value");
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1008
21736 0504351a45e6 use namespace for file_stat classes John W. Eaton <jwe@octave.org> parents: 21733 diff changeset	1009 return ovl (octave::sys::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	1010 }
941f0fc6b596 [project @ 2005-09-29 22:46:07 by jwe] jwe parents: 5455 diff changeset	1011
11006 aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1012 DEFUN (gethostname, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1013 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1014 @deftypefn {} {} gethostname ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1015 Return the hostname of the system where Octave is running.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1016 @end deftypefn */)
11006 aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1017 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1018 if (args.length () != 0)
11006 aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1019 print_usage ();
aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1020
21732 6a1eded90355 use namespace for system env class John W. Eaton <jwe@octave.org> parents: 21731 diff changeset	1021 return ovl (octave::sys::env::get_host_name ());
11006 aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1022 }
aca961a3f387 provide gethostname function John W. Eaton <jwe@octave.org> parents: 10840 diff changeset	1023
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1024 DEFUN (uname, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1025 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1026 @deftypefn {} {[@var{uts}, @var{err}, @var{msg}] =} uname ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1027 Return system information in the structure.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1028
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1029 For example:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1030
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1031 @example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1032 @group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1033 uname ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1034 @result{} @{
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1035 sysname = x86_64
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1036 nodename = segfault
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1037 release = 2.6.15-1-amd64-k8-smp
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1038 version = Linux
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1039 machine = #2 SMP Thu Feb 23 04:57:49 UTC 2006
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1040 @}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1041 @end group
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1042 @end example
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1043
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1044 If successful, @var{err} is 0 and @var{msg} is an empty string.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1045 Otherwise, @var{err} is nonzero and @var{msg} contains a
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1046 system-dependent error message.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1047 @end deftypefn */)
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1048 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1049 if (args.length () != 0)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1050 print_usage ();
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1051
21731 3dfec4c1eb8b use namespace for system uname class John W. Eaton <jwe@octave.org> parents: 21727 diff changeset	1052 octave::sys::uname sysinfo;
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1053
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1054 octave_scalar_map m;
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1055
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1056 m.assign ("sysname", sysinfo.sysname ());
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1057 m.assign ("nodename", sysinfo.nodename ());
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1058 m.assign ("release", sysinfo.release ());
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1059 m.assign ("version", sysinfo.version ());
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1060 m.assign ("machine", sysinfo.machine ());
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1061
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	1062 return ovl (m, sysinfo.error (), sysinfo.message ());
5547 8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1063 }
8b0b36c2dc0c [project @ 2005-11-29 17:41:33 by jwe] jwe parents: 5476 diff changeset	1064
23957 382cc01a60e1 uname: Return empty message on success (bug #51869) Markus Mützel <markus.muetzel@gmx.de> parents: 23738 diff changeset	1065 /*
26946 04e5cb5e2cb3 update bug status in tests John W. Eaton <jwe@octave.org> parents: 26661 diff changeset	1066 %!test <*51869>
23957 382cc01a60e1 uname: Return empty message on success (bug #51869) Markus Mützel <markus.muetzel@gmx.de> parents: 23738 diff changeset	1067 %! [info, status, msg] = uname ();
382cc01a60e1 uname: Return empty message on success (bug #51869) Markus Mützel <markus.muetzel@gmx.de> parents: 23738 diff changeset	1068 %! if (status == 0)
382cc01a60e1 uname: Return empty message on success (bug #51869) Markus Mützel <markus.muetzel@gmx.de> parents: 23738 diff changeset	1069 %! assert (isstruct (info))
382cc01a60e1 uname: Return empty message on success (bug #51869) Markus Mützel <markus.muetzel@gmx.de> parents: 23738 diff changeset	1070 %! assert (ischar (msg) && isempty (msg))
382cc01a60e1 uname: Return empty message on success (bug #51869) Markus Mützel <markus.muetzel@gmx.de> parents: 23738 diff changeset	1071 %! endif
382cc01a60e1 uname: Return empty message on success (bug #51869) Markus Mützel <markus.muetzel@gmx.de> parents: 23738 diff changeset	1072 */
382cc01a60e1 uname: Return empty message on success (bug #51869) Markus Mützel <markus.muetzel@gmx.de> parents: 23738 diff changeset	1073
27261 dccdc3b001a2 eliminate static functions from octave_link class John W. Eaton <jwe@octave.org> parents: 27042 diff changeset	1074 DEFMETHODX ("unlink", Funlink, interp, args, ,
dccdc3b001a2 eliminate static functions from octave_link class John W. Eaton <jwe@octave.org> parents: 27042 diff changeset	1075 doc: /* -- texinfo --
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1076 @deftypefn {} {[@var{err}, @var{msg}] =} unlink (@var{file})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1077 Delete the file named @var{file}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1078
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1079 If successful, @var{err} is 0 and @var{msg} is an empty string.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1080 Otherwise, @var{err} is nonzero and @var{msg} contains a system-dependent
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1081 error message.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1082 @seealso{delete, rmdir}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1083 @end deftypefn */)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1084 {
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	1085 if (args.length () != 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1086 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1087
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1088 std::string name = args(0).xstring_value ("unlink: FILE must be a string");
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1089
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1090 std::string msg;
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1091
27263 99aa1bcb8848 rename octave_link and octave_link_events classes, move inside octave namespace John W. Eaton <jwe@octave.org> parents: 27261 diff changeset	1092 octave::event_manager& evmgr = interp.get_event_manager ();
27261 dccdc3b001a2 eliminate static functions from octave_link class John W. Eaton <jwe@octave.org> parents: 27042 diff changeset	1093
27263 99aa1bcb8848 rename octave_link and octave_link_events classes, move inside octave namespace John W. Eaton <jwe@octave.org> parents: 27261 diff changeset	1094 evmgr.file_remove (name, "");
25742 d3c6de326bae close/reload editor tab when file is (re)moved in gui terminal (bug #43922) Torsten <mttl@mailbox.org> parents: 25113 diff changeset	1095
21733 cb0fdd941d84 use namespace for system file_ops class John W. Eaton <jwe@octave.org> parents: 21732 diff changeset	1096 int status = octave::sys::unlink (name, msg);
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1097
27263 99aa1bcb8848 rename octave_link and octave_link_events classes, move inside octave namespace John W. Eaton <jwe@octave.org> parents: 27261 diff changeset	1098 evmgr.file_renamed (status == 0);
25742 d3c6de326bae close/reload editor tab when file is (re)moved in gui terminal (bug #43922) Torsten <mttl@mailbox.org> parents: 25113 diff changeset	1099
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	1100 return ovl (status, msg);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1101 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1102
27040 8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1103 /*
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1104 %!test
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1105 %! file = tempname ();
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1106 %! fid = fopen (file, "wt");
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1107 %! if (fid < 0)
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1108 %! error ("Could not open temporary file for unlink BIST test");
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1109 %! endif
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1110 %! fdisp (fid, pi);
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1111 %! fclose (fid);
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1112 %! [err, msg] = unlink (file);
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1113 %! assert (err, 0);
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1114 %! assert (msg, "");
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1115
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1116 ## Test input validation
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1117 %!error unlink ()
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1118 %!error unlink ("a", "b")
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1119 %!error <FILE must be a string> unlink (123)
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1120 */
8c4f01b66c0b Add BIST tests for unlink() (bug #56097). Rik <rik@octave.org> parents: 26376 diff changeset	1121
10299 c992efc0c2fa use DEFUNX instead of DEFUN for all functions in syscalls.cc John W. Eaton <jwe@octave.org> parents: 10259 diff changeset	1122 DEFUNX ("waitpid", Fwaitpid, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1123 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1124 @deftypefn {} {[@var{pid}, @var{status}, @var{msg}] =} waitpid (@var{pid}, @var{options})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1125 Wait for process @var{pid} to terminate.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1126
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1127 The @var{pid} argument can be:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1128
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1129 @table @asis
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1130 @item @minus{}1
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1131 Wait for any child process.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1132
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1133 @item 0
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1134 Wait for any child process whose process group ID is equal to that of the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1135 Octave interpreter process.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1136
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1137 @item > 0
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1138 Wait for termination of the child process with ID @var{pid}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1139 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1140
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1141 The @var{options} argument can be a bitwise OR of zero or more of the
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1142 following constants:
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1143
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1144 @table @code
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1145 @item 0
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1146 Wait until signal is received or a child process exits (this is the default
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1147 if the @var{options} argument is missing).
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1148
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1149 @item WNOHANG
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1150 Do not hang if status is not immediately available.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1151
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1152 @item WUNTRACED
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1153 Report the status of any child processes that are stopped, and whose status
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1154 has not yet been reported since they stopped.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1155
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1156 @item WCONTINUE
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1157 Return if a stopped child has been resumed by delivery of @code{SIGCONT}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1158 This value may not be meaningful on all systems.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1159 @end table
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1160
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1161 If the returned value of @var{pid} is greater than 0, it is the process ID
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1162 of the child process that exited. If an error occurs, @var{pid} will be
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1163 less than zero and @var{msg} will contain a system-dependent error message.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1164 The value of @var{status} contains additional system-dependent information
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1165 about the subprocess that exited.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1166 @seealso{WCONTINUE, WCOREDUMP, WEXITSTATUS, WIFCONTINUED, WIFSIGNALED, WIFSTOPPED, WNOHANG, WSTOPSIG, WTERMSIG, WUNTRACED}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1167 @end deftypefn */)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1168 {
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1169 int nargin = args.length ();
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1170
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1171 if (nargin != 1 && nargin != 2)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1172 print_usage ();
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1173
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1174 pid_t pid = args(0).xint_value ("waitpid: OPTIONS must be an integer");
11586 12df7854fa7c strip trailing whitespace from source files John W. Eaton <jwe@octave.org> parents: 11572 diff changeset	1175
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1176 int options = 0;
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1177
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	1178 if (nargin == 2)
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1179 options = args(1).xint_value ("waitpid: PID must be an integer value");
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1180
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1181 std::string msg;
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	1182 int status;
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1183
21727 e0da98857c19 rename octave::syscalls namespace to octave::sys John W. Eaton <jwe@octave.org> parents: 21724 diff changeset	1184 pid_t result = octave::sys::waitpid (pid, &status, options, msg);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1185
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	1186 return ovl (result, status, msg);
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1187 }
ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1188
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1189 DEFUNX ("WIFEXITED", FWIFEXITED, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1190 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1191 @deftypefn {} {} WIFEXITED (@var{status})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1192 Given @var{status} from a call to @code{waitpid}, return
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1193 true if the child terminated normally.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1194 @seealso{waitpid, WEXITSTATUS, WIFSIGNALED, WTERMSIG, WCOREDUMP, WIFSTOPPED, WSTOPSIG, WIFCONTINUED}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1195 @end deftypefn */)
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1196 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1197 if (args.length () != 1)
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1198 print_usage ();
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1199
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1200 int status = args(0).xint_value ("WIFEXITED: STATUS must be an integer");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1201
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1202 return ovl (octave::sys::wifexited (status));
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1203 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1204
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1205 DEFUNX ("WEXITSTATUS", FWEXITSTATUS, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1206 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1207 @deftypefn {} {} WEXITSTATUS (@var{status})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1208 Given @var{status} from a call to @code{waitpid}, return
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1209 the exit status of the child.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1210
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1211 This function should only be employed if @code{WIFEXITED} returned true.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1212 @seealso{waitpid, WIFEXITED, WIFSIGNALED, WTERMSIG, WCOREDUMP, WIFSTOPPED, WSTOPSIG, WIFCONTINUED}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1213 @end deftypefn */)
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1214 {
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	1215 if (args.length () != 1)
05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	1216 print_usage ();
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1217
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	1218 int status = args(0).xint_value ("WEXITSTATUS: STATUS must be an integer");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1219
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1220 return ovl (octave::sys::wexitstatus (status));
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1221 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1222
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1223 DEFUNX ("WIFSIGNALED", FWIFSIGNALED, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1224 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1225 @deftypefn {} {} WIFSIGNALED (@var{status})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1226 Given @var{status} from a call to @code{waitpid}, return
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1227 true if the child process was terminated by a signal.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1228 @seealso{waitpid, WIFEXITED, WEXITSTATUS, WTERMSIG, WCOREDUMP, WIFSTOPPED, WSTOPSIG, WIFCONTINUED}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1229 @end deftypefn */)
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1230 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1231 if (args.length () != 1)
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1232 print_usage ();
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1233
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1234 int status = args(0).xint_value ("WIFSIGNALED: STATUS must be an integer");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1235
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1236 return ovl (octave::sys::wifsignaled (status));
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1237 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1238
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1239 DEFUNX ("WTERMSIG", FWTERMSIG, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1240 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1241 @deftypefn {} {} WTERMSIG (@var{status})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1242 Given @var{status} from a call to @code{waitpid}, return
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1243 the number of the signal that caused the child process to terminate.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1244
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1245 This function should only be employed if @code{WIFSIGNALED} returned true.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1246 @seealso{waitpid, WIFEXITED, WEXITSTATUS, WIFSIGNALED, WCOREDUMP, WIFSTOPPED, WSTOPSIG, WIFCONTINUED}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1247 @end deftypefn */)
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1248 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1249 if (args.length () != 1)
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1250 print_usage ();
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1251
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1252 int status = args(0).xint_value ("WTERMSIG: STATUS must be an integer");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1253
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1254 return ovl (octave::sys::wtermsig (status));
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1255 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1256
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1257 DEFUNX ("WCOREDUMP", FWCOREDUMP, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1258 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1259 @deftypefn {} {} WCOREDUMP (@var{status})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1260 Given @var{status} from a call to @code{waitpid}, return
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1261 true if the child produced a core dump.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1262
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1263 This function should only be employed if @code{WIFSIGNALED} returned true.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1264 The macro used to implement this function is not specified in POSIX.1-2001
25003 2365c2661b3c doc: Spellcheck documentation ahead of 4.4 release. Rik <rik@octave.org> parents: 24534 diff changeset	1265 and is not available on some Unix implementations (e.g., @nospell{AIX, SunOS}).
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1266 @seealso{waitpid, WIFEXITED, WEXITSTATUS, WIFSIGNALED, WTERMSIG, WIFSTOPPED, WSTOPSIG, WIFCONTINUED}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1267 @end deftypefn */)
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1268 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1269 if (args.length () != 1)
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1270 print_usage ();
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1271
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1272 int status = args(0).xint_value ("WCOREDUMP: STATUS must be an integer");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1273
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1274 return ovl (octave::sys::wcoredump (status));
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1275 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1276
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1277 DEFUNX ("WIFSTOPPED", FWIFSTOPPED, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1278 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1279 @deftypefn {} {} WIFSTOPPED (@var{status})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1280 Given @var{status} from a call to @code{waitpid}, return
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1281 true if the child process was stopped by delivery of a signal.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1282
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1283 This is only possible if the call was done using @code{WUNTRACED} or when
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1284 the child is being traced (see ptrace(2)).
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1285 @seealso{waitpid, WIFEXITED, WEXITSTATUS, WIFSIGNALED, WTERMSIG, WCOREDUMP, WSTOPSIG, WIFCONTINUED}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1286 @end deftypefn */)
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1287 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1288 if (args.length () != 1)
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1289 print_usage ();
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1290
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1291 int status = args(0).xint_value ("WIFSTOPPED: STATUS must be an integer");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1292
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1293 return ovl (octave::sys::wifstopped (status));
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1294 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1295
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1296 DEFUNX ("WSTOPSIG", FWSTOPSIG, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1297 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1298 @deftypefn {} {} WSTOPSIG (@var{status})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1299 Given @var{status} from a call to @code{waitpid}, return
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1300 the number of the signal which caused the child to stop.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1301
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1302 This function should only be employed if @code{WIFSTOPPED} returned true.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1303 @seealso{waitpid, WIFEXITED, WEXITSTATUS, WIFSIGNALED, WTERMSIG, WCOREDUMP, WIFSTOPPED, WIFCONTINUED}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1304 @end deftypefn */)
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1305 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1306 if (args.length () != 1)
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1307 print_usage ();
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1308
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1309 int status = args(0).xint_value ("WSTOPSIG: STATUS must be an integer");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1310
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1311 return ovl (octave::sys::wstopsig (status));
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1312 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1313
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1314 DEFUNX ("WIFCONTINUED", FWIFCONTINUED, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1315 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1316 @deftypefn {} {} WIFCONTINUED (@var{status})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1317 Given @var{status} from a call to @code{waitpid}, return
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1318 true if the child process was resumed by delivery of @code{SIGCONT}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1319 @seealso{waitpid, WIFEXITED, WEXITSTATUS, WIFSIGNALED, WTERMSIG, WCOREDUMP, WIFSTOPPED, WSTOPSIG}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1320 @end deftypefn */)
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1321 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1322 if (args.length () != 1)
b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1323 print_usage ();
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1324
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1325 int status = args(0).xint_value ("WIFCONTINUED: STATUS must be an integer");
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1326
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1327 return ovl (octave::sys::wifcontinued (status));
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1328 }
89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1329
10249 14eba566f9f0 use DEFUNX instead of DEFUN for canonicalize_file_name John W. Eaton <jwe@octave.org> parents: 10197 diff changeset	1330 DEFUNX ("canonicalize_file_name", Fcanonicalize_file_name, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1331 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1332 @deftypefn {} {[@var{cname}, @var{status}, @var{msg}] =} canonicalize_file_name (@var{fname})
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1333 Return the canonical name of file @var{fname}.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1334
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1335 If the file does not exist the empty string ("") is returned.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1336 @seealso{make_absolute_filename, is_absolute_filename, is_rooted_relative_filename}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1337 @end deftypefn */)
5138 5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1338 {
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1339 if (args.length () != 1)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1340 print_usage ();
5138 5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1341
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1342 std::string name = args(0).xstring_value ("canonicalize_file_name: NAME must be a string");
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	1343
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1344 std::string msg;
20581 fd0efcdb3718 use new string_value method to handle value extraction errors John W. Eaton <jwe@octave.org> parents: 20560 diff changeset	1345
21733 cb0fdd941d84 use namespace for system file_ops class John W. Eaton <jwe@octave.org> parents: 21732 diff changeset	1346 std::string result = octave::sys::canonicalize_file_name (name, msg);
20856 b3a18c764161 Code sprint 2015: Refactor print_usage() in syscalls.cc to resemble m-files Yu Liu <yul.liuiyu@gmail.com> parents: 20853 diff changeset	1347
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	1348 return ovl (result, msg.empty () ? 0 : -1, msg);
5138 5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1349 }
5fa9670b5956 [project @ 2005-02-09 23:13:03 by jwe] jwe parents: 5040 diff changeset	1350
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	1351 static inline octave_value
7924 4976f66d469b miscellaneous cleanup John W. Eaton <jwe@octave.org> parents: 7096 diff changeset	1352 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	1353 {
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	1354 if (args.length () != 0)
5823 080c08b192d8 [project @ 2006-05-19 05:32:17 by jwe] jwe parents: 5775 diff changeset	1355 print_usage ();
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1356
20887 05125a9eb9c6 2015 Code Sprint: syscalls.cc: use ovl (), move print_usage to top of fcn. Rik <rik@octave.org> parents: 20856 diff changeset	1357 return octave_value (val);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1358 }
26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1359
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1360 DEFUNX ("F_DUPFD", FF_DUPFD, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1361 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1362 @deftypefn {} {} F_DUPFD ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1363 Return the numerical value to pass to @code{fcntl} to return
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1364 a duplicate file descriptor.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1365 @seealso{fcntl, F_GETFD, F_GETFL, F_SETFD, F_SETFL}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1366 @end deftypefn */)
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1367 {
21911 c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1368 static int val = octave_f_dupfd_wrapper ();
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1369
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1370 if (val < 0)
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1371 err_disabled_feature ("F_DUPFD", "F_DUPFD");
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1372
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1373 return const_value (args, val);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1374 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1375
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1376 DEFUNX ("F_GETFD", FF_GETFD, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1377 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1378 @deftypefn {} {} F_GETFD ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1379 Return the numerical value to pass to @code{fcntl} to return
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1380 the file descriptor flags.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1381 @seealso{fcntl, F_DUPFD, F_GETFL, F_SETFD, F_SETFL}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1382 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1383 {
21911 c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1384 static int val = octave_f_getfd_wrapper ();
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1385
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1386 if (val < 0)
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1387 err_disabled_feature ("F_GETFD", "F_GETFD");
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1388
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1389 return const_value (args, val);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1390 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1391
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1392 DEFUNX ("F_GETFL", FF_GETFL, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1393 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1394 @deftypefn {} {} F_GETFL ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1395 Return the numerical value to pass to @code{fcntl} to return
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1396 the file status flags.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1397 @seealso{fcntl, F_DUPFD, F_GETFD, F_SETFD, F_SETFL}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1398 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1399 {
21911 c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1400 static int val = octave_f_getfl_wrapper ();
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1401
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1402 if (val < 0)
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1403 err_disabled_feature ("F_GETFL", "F_GETFL");
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1404
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1405 return const_value (args, val);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1406 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1407
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1408 DEFUNX ("F_SETFD", FF_SETFD, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1409 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1410 @deftypefn {} {} F_SETFD ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1411 Return the numerical value to pass to @code{fcntl} to set the file
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1412 descriptor flags.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1413 @seealso{fcntl, F_DUPFD, F_GETFD, F_GETFL, F_SETFL}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1414 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1415 {
21911 c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1416 static int val = octave_f_setfd_wrapper ();
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1417
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1418 if (val < 0)
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1419 err_disabled_feature ("F_SETFD", "F_SETFD");
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1420
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1421 return const_value (args, val);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1422 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1423
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1424 DEFUNX ("F_SETFL", FF_SETFL, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1425 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1426 @deftypefn {} {} F_SETFL ()
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1427 Return the numerical value to pass to @code{fcntl} to set the file
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1428 status flags.
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1429 @seealso{fcntl, F_DUPFD, F_GETFD, F_GETFL, F_SETFD}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1430 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1431 {
21911 c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1432 static int val = octave_f_setfl_wrapper ();
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1433
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1434 if (val < 0)
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1435 err_disabled_feature ("F_SETFL", "F_SETFL");
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1436
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1437 return const_value (args, val);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1438 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1439
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1440 DEFUNX ("O_APPEND", FO_APPEND, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1441 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1442 @deftypefn {} {} O_APPEND ()
25113 476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1443 Return the numerical value of the @code{O_APPEND} macro.
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1444
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1445 @code{O_APPEND} is file status flag that may be returned by @code{fcntl}
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1446 to indicate each write operation appends, or that may be passed to
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1447 @code{fcntl} to set the write mode to append.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1448 @seealso{fcntl, O_ASYNC, O_CREAT, O_EXCL, O_NONBLOCK, O_RDONLY, O_RDWR, O_SYNC, O_TRUNC, O_WRONLY}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1449 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1450 {
21911 c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1451 static int val = octave_o_append_wrapper ();
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1452
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1453 if (val < 0)
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1454 err_disabled_feature ("O_APPEND", "O_APPEND");
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1455
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1456 return const_value (args, val);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1457 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1458
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1459 DEFUNX ("O_ASYNC", FO_ASYNC, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1460 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1461 @deftypefn {} {} O_ASYNC ()
25113 476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1462 Return the numerical value of the @code{O_ASYNC} macro.
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1463
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1464 @code{O_ASYNC} is the file status flag that may be returned by
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1465 @code{fcntl} to indicate asynchronous I/O.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1466 @seealso{fcntl, O_APPEND, O_CREAT, O_EXCL, O_NONBLOCK, O_RDONLY, O_RDWR, O_SYNC, O_TRUNC, O_WRONLY}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1467 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1468 {
21911 c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1469 static int val = octave_o_async_wrapper ();
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1470
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1471 if (val < 0)
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1472 err_disabled_feature ("O_ASYNC", "O_ASYNC");
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1473
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1474 return const_value (args, val);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1475 }
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1476
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1477 DEFUNX ("O_CREAT", FO_CREAT, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1478 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1479 @deftypefn {} {} O_CREAT ()
25113 476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1480 Return the numerical value of the @code{O_CREAT}.
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1481
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1482 @code{O_CREAT} is the file status flag that may be returned by
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1483 @code{fcntl} to indicate that a file should be created if it does not
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1484 exist.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1485 @seealso{fcntl, O_APPEND, O_ASYNC, O_EXCL, O_NONBLOCK, O_RDONLY, O_RDWR, O_SYNC, O_TRUNC, O_WRONLY}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1486 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1487 {
21911 c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1488 static int val = octave_o_creat_wrapper ();
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1489
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1490 if (val < 0)
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1491 err_disabled_feature ("O_CREAT", "O_CREAT");
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1492
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1493 return const_value (args, val);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1494 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1495
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1496 DEFUNX ("O_EXCL", FO_EXCL, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1497 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1498 @deftypefn {} {} O_EXCL ()
25113 476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1499 Return the numerical value of the @code{O_EXCL}.
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1500
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1501 @code{O_EXCL} is the file status flag that may be returned by
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1502 @code{fcntl} to indicate that file locking is used.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1503 @seealso{fcntl, O_APPEND, O_ASYNC, O_CREAT, O_NONBLOCK, O_RDONLY, O_RDWR, O_SYNC, O_TRUNC, O_WRONLY}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1504 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1505 {
21911 c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1506 static int val = octave_o_excl_wrapper ();
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1507
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1508 if (val < 0)
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1509 err_disabled_feature ("O_EXCL", "O_EXCL");
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1510
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1511 return const_value (args, val);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1512 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1513
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1514 DEFUNX ("O_NONBLOCK", FO_NONBLOCK, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1515 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1516 @deftypefn {} {} O_NONBLOCK ()
25113 476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1517 Return the numerical value of the @code{O_NONBLOCK}.
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1518
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1519 @code{O_NONBLOCK} is the file status flag that may be returned by
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1520 @code{fcntl} to indicate that non-blocking I/O is in use, or that may be
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1521 passsed to @code{fcntl} to set non-blocking I/O.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1522 @seealso{fcntl, O_APPEND, O_ASYNC, O_CREAT, O_EXCL, O_RDONLY, O_RDWR, O_SYNC, O_TRUNC, O_WRONLY}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1523 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1524 {
21911 c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1525 static int val = octave_o_nonblock_wrapper ();
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1526
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1527 if (val < 0)
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1528 err_disabled_feature ("O_NONBLOCK", "O_NONBLOCK");
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1529
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1530 return const_value (args, val);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1531 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1532
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1533 DEFUNX ("O_RDONLY", FO_RDONLY, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1534 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1535 @deftypefn {} {} O_RDONLY ()
25113 476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1536 Return the numerical value of the @code{O_RDONLY}.
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1537
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1538 @code{O_RDONLY} is the file status flag that may be returned by
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1539 @code{fcntl} to indicate that a file is open for reading only.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1540 @seealso{fcntl, O_APPEND, O_ASYNC, O_CREAT, O_EXCL, O_NONBLOCK, O_RDWR, O_SYNC, O_TRUNC, O_WRONLY}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1541 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1542 {
21911 c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1543 static int val = octave_o_rdonly_wrapper ();
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1544
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1545 if (val < 0)
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1546 err_disabled_feature ("O_RDONLY", "O_RDONLY");
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1547
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1548 return const_value (args, val);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1549 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1550
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1551 DEFUNX ("O_RDWR", FO_RDWR, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1552 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1553 @deftypefn {} {} O_RDWR ()
25113 476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1554 Return the numerical value of the @code{O_RDWR}.
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1555
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1556 @code{O_RDWR} is the file status flag that may be returned by
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1557 @code{fcntl} to indicate that a file is open for both reading and
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1558 writing.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1559 @seealso{fcntl, O_APPEND, O_ASYNC, O_CREAT, O_EXCL, O_NONBLOCK, O_RDONLY, O_SYNC, O_TRUNC, O_WRONLY}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1560 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1561 {
21911 c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1562 static int val = octave_o_rdwr_wrapper ();
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1563
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1564 if (val < 0)
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1565 err_disabled_feature ("O_RDWR", "O_RDWR");
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1566
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1567 return const_value (args, val);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1568 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1569
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1570 DEFUNX ("O_SYNC", FO_SYNC, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1571 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1572 @deftypefn {} {} O_SYNC ()
25113 476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1573 Return the numerical value of the @code{O_SYNC}.
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1574
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1575 @code{O_SYNC} is the file status flag that may be returned by
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1576 @code{fcntl} to indicate that a file is open for synchronous I/O
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1577 @seealso{fcntl, O_APPEND, O_ASYNC, O_CREAT, O_EXCL, O_NONBLOCK, O_RDONLY, O_RDWR, O_TRUNC, O_WRONLY}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1578 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1579 {
21911 c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1580 static int val = octave_o_sync_wrapper ();
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1581
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1582 if (val < 0)
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1583 err_disabled_feature ("O_SYNC", "O_SYNC");
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1584
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1585 return const_value (args, val);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1586 }
2669 c821858188b6 [project @ 1997-02-13 18:25:39 by jwe] jwe parents: 2475 diff changeset	1587
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1588 DEFUNX ("O_TRUNC", FO_TRUNC, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1589 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1590 @deftypefn {} {} O_TRUNC ()
25113 476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1591 Return the numerical value of the @code{O_TRUNC}.
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1592
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1593 @code{O_TRUNC} is the file status flag that may be returned by
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1594 @code{fcntl} to indicate that if file exists, it should be truncated
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1595 when writing.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1596 @seealso{fcntl, O_APPEND, O_ASYNC, O_CREAT, O_EXCL, O_NONBLOCK, O_RDONLY, O_RDWR, O_SYNC, O_WRONLY}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1597 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1598 {
21911 c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1599 static int val = octave_o_trunc_wrapper ();
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1600
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1601 if (val < 0)
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1602 err_disabled_feature ("O_TRUNC", "O_TRUNC");
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1603
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1604 return const_value (args, val);
14111 c5222658dc3c doc: Build documentation for functions even when they are unavailable Rik <octave@nomad.inbox5.com> parents: 14022 diff changeset	1605 }
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1606
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1607 DEFUNX ("O_WRONLY", FO_WRONLY, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1608 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1609 @deftypefn {} {} O_WRONLY ()
25113 476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1610 Return the numerical value of the @code{O_WRONLY}.
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1611
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1612 @code{O_WRONLY} is the file status flag that may be returned by
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1613 @code{fcntl} to indicate that a file is open for writing only
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1614 @seealso{fcntl, O_APPEND, O_ASYNC, O_CREAT, O_EXCL, O_NONBLOCK, O_RDONLY, O_RDWR, O_SYNC, O_TRUNC}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1615 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1616 {
21911 c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1617 static int val = octave_o_wronly_wrapper ();
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1618
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1619 if (val < 0)
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1620 err_disabled_feature ("O_WRONLY", "O_WRONLY");
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1621
c66c156e1d1d hide fcntl.h header John W. Eaton <jwe@octave.org> parents: 21852 diff changeset	1622 return const_value (args, val);
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1623 }
3446 5ee5afb3981a [project @ 2000-01-17 09:42:43 by jwe] jwe parents: 3360 diff changeset	1624
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1625 DEFUNX ("WNOHANG", FWNOHANG, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1626 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1627 @deftypefn {} {} WNOHANG ()
25113 476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1628 Return the numerical value of the @code{WNOHANG} macro.
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1629
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1630 @code{WNOHANG} is the option argument that may be passed to
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1631 @code{waitpid} to indicate that it should return its status immediately
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1632 instead of waiting for a process to exit.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1633 @seealso{waitpid, WUNTRACED, WCONTINUE}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1634 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1635 {
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1636 return const_value (args, octave::sys::wnohang ());
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1637 }
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1638
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1639 DEFUNX ("WUNTRACED", FWUNTRACED, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1640 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1641 @deftypefn {} {} WUNTRACED ()
25113 476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1642 Return the numerical value of the @code{WUNTRACED} macro.
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1643
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1644 @code{WUNTRACED} is the option argument that may be passed to
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1645 @code{waitpid} to indicate that it should also return if the child
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1646 process has stopped but is not traced via the @code{ptrace} system call
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1647 @seealso{waitpid, WNOHANG, WCONTINUE}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1648 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1649 {
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1650 return const_value (args, octave::sys::wuntraced ());
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1651 }
5453 89f5979e8552 [project @ 2005-09-17 00:50:58 by jwe] jwe parents: 5333 diff changeset	1652
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1653 DEFUNX ("WCONTINUE", FWCONTINUE, args, ,
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1654 doc: /* -- texinfo --
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1655 @deftypefn {} {} WCONTINUE ()
25113 476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1656 Return the numerical value of the @code{WCONTINUE} macro.
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1657
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1658 @code{WCONTINUE} is the option argument that may be passed to
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1659 @code{waitpid} to indicate that it should also return if a stopped child
476fc012d09a doc: Shorten very long first sentences of docstrings (bug #53388). John W. Eaton <jwe@octave.org> parents: 25054 diff changeset	1660 has been resumed by delivery of a @code{SIGCONT} signal.
21966 112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1661 @seealso{waitpid, WNOHANG, WUNTRACED}
112b20240c87 move docstrings in C++ files out of C strings and into comments John W. Eaton <jwe@octave.org> parents: 21949 diff changeset	1662 @end deftypefn */)
5749 26beffa9f66f [project @ 2006-04-07 20:35:07 by jwe] jwe parents: 5656 diff changeset	1663 {
21921 ecfcc8527661 hide sys/wait.h header and provide wrappers for waitpid macros John W. Eaton <jwe@octave.org> parents: 21911 diff changeset	1664 return const_value (args, octave::sys::wcontinue ());
2075 ad74682dc97e [project @ 1996-04-23 23:59:15 by jwe] jwe parents: diff changeset	1665 }

Mercurial > octave

annotate libinterp/corefcn/syscalls.cc @ 27277:db687716fed6