get.c
1.12 KB
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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 "trbase.h"
#include "tr/queue.h"
void *
TR_queueGet(TR_Queue this)
{
TR_Queue first;
void * msg;
if (NULL == this->first) {
return NULL;
}
msg = this->first->msg;
first = this->first->next;
if (this->first == this->last) {
this->last = NULL;
}
TR_delete(this->first);
this->next = first;
this->first = first;
this->nmsg--;
return msg;
}
// vim: set ts=4 sw=4: