3bbceb1287
* sysdeps/mach/hurd/group_member.c: New file. * sysdeps/generic/group_member.c: New file. * Makerules (lib-noranlib): Don't depend on $(install-lib). (others): Do. * extra-lib.mk: Fix test of $(lib)-no-lib-dep. Mon Oct 30 12:33:10 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * Rules (others): Depend on $(extra-objs). * posix/unistd.h [__USE_GNU]: Declare group_member, __group_member. * posix/Makefile (routines): Add group_member. * sysdeps/posix/euidaccess.c: New file, adapted from fileutils. * sysdeps/unix/sysv/linux/i386/sigaction.c: Tighten constraint for SIG operand in asm so it must be a register. Add dead return to quiet gcc warning. * Makerules (sysd-rules): Write a defn for sysd-rules-done. [! sysd-rules-done]: Inhibit deps.
57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
/* `group_member' -- test if process is in a given group. Hurd version.
|
|
Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public License as
|
|
published by the Free Software Foundation; either version 2 of the
|
|
License, or (at your option) any later version.
|
|
|
|
The GNU C Library 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If
|
|
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
|
|
Cambridge, MA 02139, USA. */
|
|
|
|
#include <errno.h>
|
|
#include <unistd.h>
|
|
#include <hurd.h>
|
|
#include <hurd/id.h>
|
|
|
|
int
|
|
__group_member (gid)
|
|
gid_t gid;
|
|
{
|
|
int member = 0;
|
|
error_t err;
|
|
void *crit;
|
|
|
|
crit = _hurd_critical_section_lock ();
|
|
__mutex_lock (&_hurd_id.lock);
|
|
|
|
err = _hurd_check_ids ();
|
|
if (! err)
|
|
{
|
|
size_t i;
|
|
for (i = 0; i < _hurd_id.gen.ngids; ++i)
|
|
if (_hurd_id.gen.gids[i] == gid)
|
|
{
|
|
member = 1;
|
|
break;
|
|
}
|
|
}
|
|
|
|
__mutex_unlock (&_hurd_id.lock);
|
|
_hurd_critical_section_unlock (crit);
|
|
|
|
if (err)
|
|
__hurd_fail (err);
|
|
return member;
|
|
}
|
|
|
|
weak_alias (__group_member, group_member)
|