Mercurial > octave
annotate libinterp/corefcn/getgrent.cc @ 21966:112b20240c87
move docstrings in C++ files out of C strings and into comments
* __contourc__.cc, __dispatch__.cc, __dsearchn__.cc, __ichol__.cc,
__ilu__.cc, __lin_interpn__.cc, __luinc__.cc, __magick_read__.cc,
__pchip_deriv__.cc, __qp__.cc, balance.cc, besselj.cc, betainc.cc,
bitfcns.cc, bsxfun.cc, cellfun.cc, colloc.cc, conv2.cc, daspk.cc,
dasrt.cc, dassl.cc, data.cc, debug.cc, defaults.cc, det.cc, dirfns.cc,
dlmread.cc, dot.cc, eig.cc, ellipj.cc, error.cc, fft.cc, fft2.cc,
fftn.cc, file-io.cc, filter.cc, find.cc, gammainc.cc, gcd.cc,
getgrent.cc, getpwent.cc, getrusage.cc, givens.cc, graphics.cc,
hash.cc, help.cc, hess.cc, hex2num.cc, input.cc, inv.cc, kron.cc,
load-path.cc, load-save.cc, lookup.cc, ls-oct-text.cc, lsode.cc,
lu.cc, mappers.cc, matrix_type.cc, max.cc, mgorth.cc, nproc.cc,
oct-hist.cc, octave-link.cc, ordschur.cc, pager.cc, pinv.cc,
pr-output.cc, profiler.cc, psi.cc, pt-jit.cc, quad.cc, quadcc.cc,
qz.cc, rand.cc, rcond.cc, regexp.cc, schur.cc, sighandlers.cc,
sparse.cc, spparms.cc, sqrtm.cc, str2double.cc, strfind.cc, strfns.cc,
sub2ind.cc, svd.cc, sylvester.cc, symtab.cc, syscalls.cc, sysdep.cc,
time.cc, toplev.cc, tril.cc, tsearch.cc, typecast.cc, urlwrite.cc,
utils.cc, variables.cc, __delaunayn__.cc, __eigs__.cc,
__fltk_uigetfile__.cc, __glpk__.cc, __init_fltk__.cc,
__init_gnuplot__.cc, __osmesa_print__.cc, __voronoi__.cc, amd.cc,
audiodevinfo.cc, audioread.cc, ccolamd.cc, chol.cc, colamd.cc,
convhulln.cc, dmperm.cc, fftw.cc, qr.cc, symbfact.cc, symrcm.cc,
ov-base.cc, ov-bool-mat.cc, ov-cell.cc, ov-class.cc, ov-classdef.cc,
ov-fcn-handle.cc, ov-fcn-inline.cc, ov-flt-re-mat.cc, ov-int16.cc,
ov-int32.cc, ov-int64.cc, ov-int8.cc, ov-java.cc, ov-null-mat.cc,
ov-oncleanup.cc, ov-range.cc, ov-re-mat.cc, ov-struct.cc,
ov-typeinfo.cc, ov-uint16.cc, ov-uint32.cc, ov-uint64.cc, ov-uint8.cc,
ov-usr-fcn.cc, ov.cc, octave.cc, pt-arg-list.cc, pt-binop.cc,
pt-eval.cc, pt-mat.cc, lex.ll, oct-parse.in.yy:
Docstrings are now comments instead of C strings.
* build-aux/mk-opts.pl: Emit docstrings as comments instead of C
strings.
* DASPK-opts.in, LSODE-opts.in: Don't quote " in docstring fragments.
* builtins.h: Include builtin-defun-decls.h unconditionally.
* defun.h (DEFUN, DEFUNX, DEFCONSTFUN): Simply emit declaration.
(DEFALIAS): Always expand to nothing.
* defun-dld.h: No special macro expansions for MAKE_BUILTINS.
(DEFUN_DLD): Use FORWARD_DECLARE_FUN.
(DEFUNX_DLD): Use FORWARD_DECLARE_FUNX.
* defun-int.h: No special macro expansions for MAKE_BUILTINS.
(FORWARD_DECLARE_FUN, FORWARD_DECLARE_FUNX): New macros.
(DEFINE_FUN_INSTALLER_FUN): If compiling an Octave source file, pass
"external-doc" to DEFINE_FUNX_INSTALLER_FUN.
(DEFUN_INTERNAL, DEFCONSTFUN_INTERNAL, DEFUNX_INTERNAL,
DEFALIAS_INTERNAL): Delete.
* common.mk (move_if_change_rule): New macro.
(simple_move_if_change_rule): Define using move_if_change_rule.
* find-defun-files.sh (DEFUN_PATTERN): Update. Don't transform file
name extension to ".df".
* libinterp/mk-pkg-add, gendoc.pl: Operate directly on source files.
* mkbuiltins: New argument, SRCDIR. Operate directly on source files.
* mkdefs: Delete.
* libinterp/module.mk (BUILT_SOURCES): Update list to contain only
files included in other source files.
(GENERATED_MAKE_BUILTINS_INCS, DEF_FILES): Delete.
(LIBINTERP_BUILT_DISTFILES): Include $(OPT_HANDLERS) here.
(LIBINTERP_BUILT_NODISTFILES): Not here. Remove $(ALL_DEF_FILES from
the list.
(libinterp_EXTRA_DIST): Remove mkdefs from the list.
(FOUND_DEFUN_FILES): Rename from SRC_DEF_FILES.
(DLDFCN_DEFUN_FILES): Rename from DLDFCN_DEF_FILES.
(SRC_DEFUN_FILES): Rename from SRC_DEF_FILES.
(ALL_DEFUN_FILES): Rename from ALL_DEF_FILES.
(%.df: %.cc): Delete pattern rule.
(libinterp/build-env-features.cc, libinterp/builtins.cc,
libinterp/dldfcn/PKG_ADD): Use mv instead of move-if-change.
(libinterp/builtins.cc, libinterp/builtin-defun-decls.h):
Update mkbuiltins command.
($(srcdir)/libinterp/DOCSTRINGS): Update gendoc.pl command.
* liboctave/module.mk (BUILT_SOURCES): Don't include
liboctave-build-info.cc in the list.
author | John W. Eaton <jwe@octave.org> |
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date | Tue, 21 Jun 2016 16:07:51 -0400 |
parents | 2aef506f3fec |
children | bac0d6f07a3e |
rev | line source |
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2928 | 1 /* |
2 | |
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3 Copyright (C) 1996-2015 John W. Eaton |
2928 | 4 |
5 This file is part of Octave. | |
6 | |
7 Octave is free software; you can redistribute it and/or modify it | |
8 under the terms of the GNU General Public License as published by the | |
7016 | 9 Free Software Foundation; either version 3 of the License, or (at your |
10 option) any later version. | |
2928 | 11 |
12 Octave is distributed in the hope that it will be useful, but WITHOUT | |
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
15 for more details. | |
16 | |
17 You should have received a copy of the GNU General Public License | |
7016 | 18 along with Octave; see the file COPYING. If not, see |
19 <http://www.gnu.org/licenses/>. | |
2928 | 20 |
21 */ | |
22 | |
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23 #if defined (HAVE_CONFIG_H) |
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24 # include "config.h" |
2928 | 25 #endif |
26 | |
27 #include <string> | |
28 | |
29 #include <sys/types.h> | |
30 | |
2937 | 31 #include "oct-group.h" |
2928 | 32 |
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33 #include "defun.h" |
2928 | 34 #include "error.h" |
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35 #include "errwarn.h" |
2928 | 36 #include "oct-map.h" |
37 #include "ov.h" | |
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38 #include "ovl.h" |
2928 | 39 #include "utils.h" |
40 | |
41 // Group file functions. (Why not?) | |
42 | |
43 static octave_value | |
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44 mk_gr_map (const octave::sys::group& gr) |
2928 | 45 { |
46 octave_value retval; | |
47 | |
48 if (gr) | |
49 { | |
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50 octave_scalar_map m; |
2928 | 51 |
4675 | 52 m.assign ("name", gr.name ()); |
53 m.assign ("passwd", gr.passwd ()); | |
54 m.assign ("gid", static_cast<double> (gr.gid ())); | |
55 m.assign ("mem", octave_value (gr.mem ())); | |
2928 | 56 |
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57 retval = ovl (m); |
2928 | 58 } |
59 else | |
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60 retval = ovl (0); |
2928 | 61 |
62 return retval; | |
63 } | |
64 | |
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65 DEFUN (getgrent, args, , |
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66 doc: /* -*- texinfo -*- |
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67 @deftypefn {} {@var{grp_struct} =} getgrent () |
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68 Return an entry from the group database, opening it if necessary. |
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69 |
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70 Once the end of data has been reached, @code{getgrent} returns 0. |
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71 @seealso{setgrent, endgrent} |
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72 @end deftypefn */) |
2928 | 73 { |
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74 if (args.length () != 0) |
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75 print_usage (); |
2928 | 76 |
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77 std::string msg; |
2928 | 78 |
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79 // octave::sys::group::getgrent may set msg. |
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80 octave_value val = mk_gr_map (octave::sys::group::getgrent (msg)); |
2937 | 81 |
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82 return ovl (val, msg); |
2928 | 83 } |
84 | |
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85 DEFUN (getgrgid, args, , |
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86 doc: /* -*- texinfo -*- |
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87 @deftypefn {} {@var{grp_struct} =} getgrgid (@var{gid}). |
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88 Return the first entry from the group database with the group ID |
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89 @var{gid}. |
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90 |
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91 If the group ID does not exist in the database, @code{getgrgid} returns 0. |
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92 @seealso{getgrnam} |
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93 @end deftypefn */) |
2928 | 94 { |
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95 if (args.length () != 1) |
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96 print_usage (); |
2928 | 97 |
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98 double dval = args(0).double_value (); |
2928 | 99 |
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100 if (octave::math::x_nint (dval) != dval) |
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101 error ("getgrgid: GID must be an integer"); |
2928 | 102 |
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103 gid_t gid = static_cast<gid_t> (dval); |
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104 |
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105 std::string msg; |
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106 |
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107 // octave::sys::group::getgrgid may set msg. |
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108 octave_value val = mk_gr_map (octave::sys::group::getgrgid (gid, msg)); |
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109 |
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110 return ovl (val, msg); |
2928 | 111 } |
112 | |
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113 DEFUN (getgrnam, args, , |
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114 doc: /* -*- texinfo -*- |
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115 @deftypefn {} {@var{grp_struct} =} getgrnam (@var{name}) |
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116 Return the first entry from the group database with the group name |
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117 @var{name}. |
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118 |
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119 If the group name does not exist in the database, @code{getgrnam} returns 0. |
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120 @seealso{getgrgid} |
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121 @end deftypefn */) |
2928 | 122 { |
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123 if (args.length () != 1) |
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124 print_usage (); |
2928 | 125 |
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126 std::string s = args(0).string_value (); |
2928 | 127 |
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128 std::string msg; |
2937 | 129 |
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130 // octave::sys::group::getgrnam may set msg. |
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131 octave_value val = mk_gr_map (octave::sys::group::getgrnam (s.c_str (), msg)); |
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132 |
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133 return ovl (val, msg); |
2928 | 134 } |
135 | |
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136 DEFUN (setgrent, args, , |
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137 doc: /* -*- texinfo -*- |
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138 @deftypefn {} {} setgrent () |
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139 Return the internal pointer to the beginning of the group database. |
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140 @seealso{getgrent, endgrent} |
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141 @end deftypefn */) |
2928 | 142 { |
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143 if (args.length () != 0) |
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144 print_usage (); |
2928 | 145 |
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146 std::string msg; |
2928 | 147 |
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148 // octave::sys::group::setgrent may set msg. |
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149 int status = octave::sys::group::setgrent (msg); |
2937 | 150 |
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151 return ovl (static_cast<double> (status), msg); |
2928 | 152 } |
153 | |
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maint: Move non-dynamically linked functions from DLD-FUNCTIONS/ to corefcn/ directory
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154 DEFUN (endgrent, args, , |
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155 doc: /* -*- texinfo -*- |
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156 @deftypefn {} {} endgrent () |
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157 Close the group database. |
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158 @seealso{getgrent, setgrent} |
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159 @end deftypefn */) |
2928 | 160 { |
20803
c22206c1a88f
eliminate return statements after calls to print_usage
John W. Eaton <jwe@octave.org>
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161 if (args.length () != 0) |
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162 print_usage (); |
2928 | 163 |
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164 std::string msg; |
2928 | 165 |
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use namespace for system group wrapper class
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166 // octave::sys::group::endgrent may set msg. |
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167 int status = octave::sys::group::endgrent (msg); |
2937 | 168 |
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b17fda023ca6
maint: Use new C++ archetype in more files.
Rik <rik@octave.org>
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169 return ovl (static_cast<double> (status), msg); |
2928 | 170 } |