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/*
Minetest
Copyright (C) 2013 sapier, < sapier AT gmx DOT net >

This program 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.

This program 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 this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <assert.h>
#include <errno.h>
#include <sys/time.h>
#include "jthread/jsemaphore.h"

#define UNUSED(expr) do { (void)(expr); } while (0)

JSemaphore::JSemaphore() {
	int sem_init_retval = sem_init(&m_semaphore,0,0);
	assert(sem_init_retval == 0);
	UNUSED(sem_init_retval);
}

JSemaphore::~JSemaphore() {
	int sem_destroy_retval = sem_destroy(&m_semaphore);
	assert(sem_destroy_retval == 0);
	UNUSED(sem_destroy_retval);
}

JSemaphore::JSemaphore(int initval) {
	int sem_init_retval = sem_init(&m_semaphore,0,initval);
	assert(sem_init_retval == 0);
	UNUSED(sem_init_retval);