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[glibc/history.git] / sysdeps / unix / bsd / setgid.c
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1 /* Copyright (C) 1991, 1993, 1995 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Library General Public License as
6 published by the Free Software Foundation; either version 2 of the
7 License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Library General Public License for more details.
14 You should have received a copy of the GNU Library General Public
15 License along with the GNU C Library; see the file COPYING.LIB. If
16 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
17 Cambridge, MA 02139, USA. */
19 #include <ansidecl.h>
20 #include <sysdep.h>
21 #include <errno.h>
22 #include <unistd.h>
23 #include <sys/types.h>
25 /* Set the group ID of the calling process to GID.
26 If the calling process is the super-user, the real
27 and effective group IDs, and the saved set-group-ID to GID;
28 if not, the effective group ID is set to GID. */
29 int
30 DEFUN(__setgid, (gid), gid_t gid)
32 return __setregid (gid, gid);
35 weak_alias (__setgid, setgid)