mirror of
git://sourceware.org/git/glibc.git
synced 2024-11-21 01:12:26 +08:00
45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
/* Copyright (C) 1991-2016 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 Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <errno.h>
|
|
#include <stddef.h>
|
|
#include <unistd.h>
|
|
#include <sys/types.h>
|
|
#include <limits.h>
|
|
|
|
|
|
/* If SIZE is zero, return the number of supplementary groups
|
|
the calling process is in. Otherwise, fill in the group IDs
|
|
of its supplementary groups in LIST and return the number written. */
|
|
int
|
|
__getgroups (int size, gid_t *list)
|
|
{
|
|
#if defined (NGROUPS_MAX) && NGROUPS_MAX == 0
|
|
/* The system has no supplementary groups. */
|
|
return 0;
|
|
#endif
|
|
|
|
__set_errno (ENOSYS);
|
|
return -1;
|
|
}
|
|
|
|
#if !(defined (NGROUPS_MAX) && NGROUPS_MAX == 0)
|
|
stub_warning (getgroups);
|
|
#endif
|
|
|
|
weak_alias (__getgroups, getgroups)
|