linux ttyname and ttyname_r: do not return wrong results
[glibc.git] / misc / setegid.c
blob0343691ab8d0159feb84cb8f8dc444d7895f5154
1 /* Copyright (C) 1992-2017 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 Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the 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 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
18 #include <errno.h>
19 #include <unistd.h>
21 /* Set the effective group ID of the calling process to GID. */
22 int
23 setegid (__gid_t gid)
25 __set_errno (ENOSYS);
26 return -1;
28 libc_hidden_def (setegid)
29 stub_warning (setegid)