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/*
* setgid() for uClibc
*
* Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
*
* Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
*/
#include <sys/syscall.h>
#include <unistd.h>
#include <bits/wordsize.h>
#if (__WORDSIZE == 32 && defined(__NR_setgid32)) || __WORDSIZE == 64
# ifdef __NR_setgid32
# undef __NR_setgid
# define __NR_setgid __NR_setgid32
# endif
_syscall1(int, setgid, gid_t, gid)
#else
# define __NR___syscall_setgid __NR_setgid
static __inline__ _syscall1(int, __syscall_setgid, __kernel_gid_t, gid)
int setgid(gid_t gid)
{
if (gid == (gid_t) ~ 0 || gid != (gid_t) ((__kernel_gid_t) gid)) {
__set_errno(EINVAL);
return -1;
}
return (__syscall_setgid(gid));
}
#endif
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