rockbox/firmware/common/atoi.c
Björn Stenberg 928e334831 Added id3 tracknum (Yusef Napora)
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@1204 a1c6a512-1295-4272-9138-f99709370657
2002-06-26 21:11:29 +00:00

31 lines
1.1 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 by Gary Czvitkovicz
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "string.h"
int atoi (const char *str)
{
int val = 0, mlt = 1;
char *p;
p = (char *) (str + strlen(str) - 1);
for (; p >= str; --p, mlt *=10)
val += (mlt * ((int)*p - '0'));
return val;
}