.
[glibc/history.git] / signal / sigblock.c
blob81a4ff14476ff4f7fe010a92c6e199cf251e619a
1 /* Copyright (C) 1991, 1995, 1996, 1997 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, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
17 02111-1307 USA. */
19 #include <errno.h>
20 #include <signal.h>
22 /* Block signals in MASK, returning the old mask. */
23 int
24 __sigblock (mask)
25 int mask;
27 __set_errno (ENOSYS);
28 return -1;
30 stub_warning (sigblock)
32 weak_alias (__sigblock, sigblock)
33 #include <stub-tag.h>