put_first.c
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/**
* \file
*
* \author Georg Hopp
*
* \copyright
* Copyright © 2014 Georg Hopp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <pthread.h>
#include "trbase.h"
#include "tr/queue.h"
void
TR_queuePutFirst(TR_Queue this, void * msg)
{
TR_Queue current_first = this->first;
pthread_mutex_lock(&(this->lock));
this->first = this->next = TR_new(TR_Queue);
this->first->next = current_first;
this->first->msg = msg;
this->last = this->last ? this->last : this->first;
this->nmsg++;
pthread_mutex_unlock(&(this->lock));
}
// vim: set ts=4 sw=4: