2000-03-21 09:29:48 +08:00
|
|
|
/* 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>
|
|
|
|
|
|
2000-04-19 01:20:43 +08:00
|
|
|
#define ID_EFFECTIVE 0x01
|
|
|
|
|
#define ID_REAL 0x02
|
|
|
|
|
|
2000-03-21 09:29:48 +08:00
|
|
|
|
|
|
|
|
extern int setuidx (int mask, uid_t uid);
|
|
|
|
|
|
|
|
|
|
int
|
|
|
|
|
__setreuid (uid_t ruid, uid_t euid)
|
|
|
|
|
{
|
|
|
|
|
int res;
|
|
|
|
|
|
|
|
|
|
if (ruid == euid)
|
|
|
|
|
return setuidx (ID_EFFECTIVE | ID_REAL, euid);
|
|
|
|
|
|
|
|
|
|
res = setuidx (ID_REAL, ruid);
|
|
|
|
|
if (res == 0)
|
|
|
|
|
res = setuidx (ID_EFFECTIVE, euid);
|
|
|
|
|
|
|
|
|
|
return res;
|
|
|
|
|
}
|
|
|
|
|
strong_alias (__setreuid, setreuid)
|
