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/* Copyright (C) 1991-2019 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, see
<https://www.gnu.org/licenses/>. */
#include <errno.h>
#include <signal.h>
#include <sigset-cvt-mask.h>
/* Set the mask of blocked signals to MASK, returning the old mask. */
int
__sigsetmask (int mask)
{
sigset_t set, oset;
if (sigset_set_old_mask (&set, mask) < 0)
return -1;
if (__sigprocmask (SIG_SETMASK, &set, &oset) < 0)
return -1;
return sigset_get_old_mask (&oset);
}
weak_alias (__sigsetmask, sigsetmask)
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