glibc/sysdeps/unix/sysv/linux/i386/setegid.c

40 lines
1.1 KiB
C

/* Copyright (C) 1995-2013 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 <unistd.h>
#include <setxid.h>
int
setegid (gid)
gid_t gid;
{
int result;
if (gid == (gid_t) ~0)
{
__set_errno (EINVAL);
return -1;
}
result = INLINE_SETXID_SYSCALL (setresgid32, 3, -1, gid, -1);
return result;
}
libc_hidden_def (setegid)