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 "trbase.h"
#include "tr/list.h"
#include "_resize.h"
void
TR_listPutFirst(TR_List this, void * msg)
{
size_t next = this->start == 0 ? this->size - 1: this->start - 1;
this->data[next] = msg;
this->start = next;
if (next == this->end) {
_TR_listResize(this, this->end);
}
}
// vim: set ts=4 sw=4: