glibc/sysdeps/unix/sysv/aix/setregid.c

42 lines
1.2 KiB
C

/* Copyright (C) 2000 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 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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <unistd.h>
#define ID_EFFECTIVE 0x01
#define ID_REAL 0x02
extern int setgidx (int mask, gid_t gid);
int
__setregid (gid_t rgid, gid_t egid)
{
int res;
if (rgid == egid)
return setgidx (ID_EFFECTIVE | ID_REAL, egid);
res = setgidx (ID_REAL, rgid);
if (res == 0)
res = setgidx (ID_EFFECTIVE, egid);
return res;
}
strong_alias (__setregid, setregid)