glibc/sysdeps/unix/bsd/setegid.c

35 lines
1.0 KiB
C
Raw Normal View History

/* Copyright (C) 1995, 1996 Free Software Foundation, Inc.
1995-02-18 01:27:10 +00:00
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>
1995-02-18 01:27:10 +00:00
#include <unistd.h>
#include <sys/types.h>
int
setegid (gid)
gid_t gid;
1995-02-18 01:27:10 +00:00
{
if (gid == (gid_t) ~0)
{
errno = EINVAL;
return -1;
}
1995-02-18 01:27:10 +00:00
return __setregid (-1, gid);
}