/*******************************************************************************

    Copyright(C) Jonas 'Sortie' Termansen 2014.

    This file is part of Sortix libpthread.

    Sortix libpthread 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 3 of the License, or (at your
    option) any later version.

    Sortix libpthread 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 Sortix libpthread. If not, see <http://www.gnu.org/licenses/>.

    pthread_sigmask.c++
    Examine and change blocked signals.

*******************************************************************************/

#include <errno.h>
#include <signal.h>
#include <pthread.h>

extern "C"
int pthread_sigmask(int how,
                    const sigset_t* restrict set,
                    sigset_t* restrict oldset)
{
	return sigprocmask(how, set, oldset) < 0 ? errno : 0;
}