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/* Copyright (C) 2000, 2003 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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <errno.h>
#include <unistd.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include "kernel-features.h"
#ifdef __NR_getgid32
# if __ASSUME_32BITUIDS == 0
/* This variable is shared with all files that need to check for 32bit
uids. */
extern int __libc_missing_32bit_uids attribute_hidden;
# endif
#endif /* __NR_getgid32 */
gid_t
__getgid (void)
{
INTERNAL_SYSCALL_DECL (err);
#if __ASSUME_32BITUIDS > 0
/* No error checking. */
return INTERNAL_SYSCALL (getgid32, err, 0);
#else
# ifdef __NR_getgid32
if (__libc_missing_32bit_uids <= 0)
{
int result;
result = INTERNAL_SYSCALL (getgid32, err, 0);
if (! INTERNAL_SYSCALL_ERROR_P (result, err)
|| INTERNAL_SYSCALL_ERRNO (result, err) != ENOSYS)
return result;
__libc_missing_32bit_uids = 1;
}
# endif /* __NR_getgid32 */
/* No error checking. */
return INTERNAL_SYSCALL (getgid, err, 0);
#endif
}
weak_alias (__getgid, getgid)
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