Mercurial > octave
view liboctave/system/oct-group.cc @ 22197:e43d83253e28
refill multi-line macro definitions
Use the Emacs C++ mode style for line continuation markers in
multi-line macro definitions.
* make_int.cc, __dsearchn__.cc, __magick_read__.cc, besselj.cc,
bitfcns.cc, bsxfun.cc, cellfun.cc, data.cc, defun-dld.h, defun-int.h,
defun.h, det.cc, error.h, find.cc, gcd.cc, graphics.cc, interpreter.h,
jit-ir.h, jit-typeinfo.h, lookup.cc, ls-mat5.cc, max.cc, mexproto.h,
mxarray.in.h, oct-stream.cc, ordschur.cc, pr-output.cc, profiler.h,
psi.cc, regexp.cc, sparse-xdiv.cc, sparse-xpow.cc, tril.cc, txt-eng.h,
utils.cc, variables.cc, variables.h, xdiv.cc, xpow.cc, __glpk__.cc,
ov-base.cc, ov-base.h, ov-cell.cc, ov-ch-mat.cc, ov-classdef.cc,
ov-complex.cc, ov-cx-mat.cc, ov-cx-sparse.cc, ov-float.cc, ov-float.h,
ov-flt-complex.cc, ov-flt-cx-mat.cc, ov-flt-re-mat.cc,
ov-int-traits.h, ov-lazy-idx.h, ov-perm.cc, ov-re-mat.cc,
ov-re-sparse.cc, ov-scalar.cc, ov-scalar.h, ov-str-mat.cc,
ov-type-conv.h, ov.cc, ov.h, op-class.cc, op-int-conv.cc, op-int.h,
op-str-str.cc, ops.h, lex.ll, Array.cc, CMatrix.cc, CSparse.cc,
MArray.cc, MArray.h, MDiagArray2.cc, MDiagArray2.h, MSparse.h,
Sparse.cc, dMatrix.cc, dSparse.cc, fCMatrix.cc, fMatrix.cc,
idx-vector.cc, f77-fcn.h, quit.h, bsxfun-decl.h, bsxfun-defs.cc,
lo-specfun.cc, oct-convn.cc, oct-convn.h, oct-norm.cc, oct-norm.h,
oct-rand.cc, Sparse-op-decls.h, Sparse-op-defs.h, mx-inlines.cc,
mx-op-decl.h, mx-op-defs.h, mach-info.cc, oct-group.cc, oct-passwd.cc,
oct-syscalls.cc, oct-time.cc, data-conv.cc, kpse.cc, lo-ieee.h,
lo-macros.h, oct-cmplx.h, oct-glob.cc, oct-inttypes.cc,
oct-inttypes.h, oct-locbuf.h, oct-sparse.h, url-transfer.cc,
oct-conf-post.in.h, shared-fcns.h: Refill macro definitions.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Mon, 01 Aug 2016 12:40:18 -0400 |
parents | 11af9c03400c |
children | bac0d6f07a3e |
line wrap: on
line source
/* Copyright (C) 1996-2015 John W. Eaton This file is part of Octave. Octave is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. Octave is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <http://www.gnu.org/licenses/>. */ #if defined (HAVE_CONFIG_H) # include "config.h" #endif #include <sys/types.h> #if defined (HAVE_GRP_H) # include <grp.h> #endif #include "lo-error.h" #include "oct-group.h" #include "str-vec.h" #define NOT_SUPPORTED(nm) \ nm ": not supported on this system" OCTAVE_NORETURN static void err_invalid (void) { (*current_liboctave_error_handler) ("invalid group object"); } namespace octave { namespace sys { std::string group::name (void) const { if (! ok ()) err_invalid (); return m_name; } std::string group::passwd (void) const { if (! ok ()) err_invalid (); return m_passwd; } gid_t group::gid (void) const { if (! ok ()) err_invalid (); return m_gid; } string_vector group::mem (void) const { if (! ok ()) err_invalid (); return m_mem; } group group::getgrent (void) { std::string msg; return getgrent (msg); } group group::getgrent (std::string& msg) { #if defined (HAVE_GETGRENT) msg = ""; return group (::getgrent (), msg); #else msg = NOT_SUPPORTED ("getgrent"); return group (); #endif } group group::getgrgid (gid_t gid) { std::string msg; return getgrgid (gid, msg); } group group::getgrgid (gid_t gid, std::string& msg) { #if defined (HAVE_GETGRGID) msg = ""; return group (::getgrgid (gid), msg); #else msg = NOT_SUPPORTED ("getgruid"); return group (); #endif } group group::getgrnam (const std::string& nm) { std::string msg; return getgrnam (nm, msg); } group group::getgrnam (const std::string& nm, std::string& msg) { #if defined (HAVE_GETGRNAM) msg = ""; return group (::getgrnam (nm.c_str ()), msg); #else msg = NOT_SUPPORTED ("getgrnam"); return group (); #endif } int group::setgrent (void) { std::string msg; return setgrent (msg); } int group::setgrent (std::string& msg) { #if defined (HAVE_SETGRENT) msg = ""; ::setgrent (); return 0; #else msg = NOT_SUPPORTED ("setgrent"); return -1; #endif } int group::endgrent (void) { std::string msg; return endgrent (msg); } int group::endgrent (std::string& msg) { #if defined (HAVE_ENDGRENT) msg = ""; ::endgrent (); return 0; #else msg = NOT_SUPPORTED ("endgrent"); return -1; #endif } group::group (void *p, std::string& msg) : m_name (), m_passwd (), m_gid (0), m_mem (), valid (false) { #if defined (HAVE_GRP_H) msg = ""; if (p) { struct ::group *gr = static_cast<struct ::group *> (p); m_name = gr->gr_name; #if defined (HAVE_GR_PASSWD) m_passwd = gr->gr_passwd; #endif m_gid = gr->gr_gid; // FIXME: Maybe there should be a string_vector constructor // that takes a NUL terminated list of C strings? const char * const *tmp = gr->gr_mem; int k = 0; while (*tmp++) k++; if (k > 0) { tmp = gr->gr_mem; m_mem.resize (k); for (int i = 0; i < k; i++) m_mem[i] = tmp[i]; } valid = true; } #else msg = NOT_SUPPORTED ("group functions"); #endif } } }