1 /* Copyright (C) 1991,96,97,2002 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
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.
8
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.
13
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/>. */
17
18 #include <signal.h>
19 #if 0
20 #define __need_NULL
21 #include <stddef.h>
22 #include <errno.h>
23 #endif
24
25 /* Clear all signals from SET. */
sigemptyset(sigset_t * set)26 int sigemptyset (sigset_t *set)
27 {
28 #if 0 /* is it really required by standards?! */
29 if (set == NULL)
30 {
31 __set_errno (EINVAL);
32 return -1;
33 }
34 #endif
35
36 __sigemptyset (set);
37
38 return 0;
39 }
40