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/* vi: set sw=4 ts=4: */

/* calloc for uClibc

 *

 * Copyright (C) 2002 by Erik Andersen <andersen@uclibc.org>

 *

 * This program is free software; you can redistribute it and/or modify it

 * under the terms of the GNU Library General Public License as published by

 * the Free Software Foundation; either version 2 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 Library General Public License

 * for more details.

 *

 * You should have received a copy of the GNU Library General Public License

 * along with this program; if not, write to the Free Software Foundation,

 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

 */

#include <stdlib.h>

#include <string.h>

#include <errno.h>

void * calloc(size_t nmemb, size_t lsize)

{

        void *result;

        size_t size=lsize * nmemb;

        /* guard vs integer overflow, but allow nmemb

         * to fall through and call malloc(0) */

        if (nmemb && lsize != (size / nmemb)) {

                __set_errno(ENOMEM);

                return NULL;

        }

        if ((result=malloc(size)) != NULL) {

                memset(result, 0, size);

        }

        return result;

}