test-skeleton: add usage information
[glibc.git] / signal / sigsuspend.c
blobcb4ece8c10c143d60a795f2b1504da68010edf94
1 /* Copyright (C) 1991-2015 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 <signal.h>
22 /* Change the set of blocked signals to SET,
23 wait until a signal arrives, and restore the set of blocked signals. */
24 int
25 __sigsuspend (set)
26 const sigset_t *set;
28 __set_errno (ENOSYS);
29 return -1;
31 libc_hidden_def (__sigsuspend)
32 weak_alias (__sigsuspend, sigsuspend)
34 stub_warning (sigsuspend)
35 stub_warning (__sigsuspend)