/* Copyright (C) 1991, 1994-1998, 2001-2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <errno.h>
#include <signal.h>
#include <sigset-cvt-mask.h>
/* Block signals in MASK, returning the old mask. */
int
__sigblock (mask)
int mask;
{
sigset_t set, oset;
if (sigset_set_old_mask (&set, mask) < 0)
return -1;
if (__sigprocmask (SIG_BLOCK, &set, &oset) < 0)
return sigset_get_old_mask (&oset);
}
weak_alias (__sigblock, sigblock)
