68 lines
2.1 KiB
C
68 lines
2.1 KiB
C
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2002 by Daniel Stenberg
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied. *
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****************************************************************************/
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#include "config.h"
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#ifndef HAVE_STRTOK_R
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#include <stddef.h>
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#include <string.h>
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char *
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strtok_r(char *ptr, const char *sep, char **end)
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{
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if (!ptr)
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/* we got NULL input so then we get our last position instead */
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ptr = *end;
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/* pass all letters that are including in the separator string */
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while (*ptr && strchr(sep, *ptr))
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++ptr;
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if (*ptr) {
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/* so this is where the next piece of string starts */
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char *start = ptr;
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/* set the end pointer to the first byte after the start */
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*end = start + 1;
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/* scan through the string to find where it ends, it ends on a
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null byte or a character that exists in the separator string */
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while (**end && !strchr(sep, **end))
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++*end;
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if (**end) {
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/* the end is not a null byte */
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**end = '\0'; /* zero terminate it! */
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++*end; /* advance last pointer to beyond the null byte */
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}
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return start; /* return the position where the string starts */
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}
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/* we ended up on a null byte, there are no more strings to find! */
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return NULL;
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}
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#endif /* this was only compiled if strtok_r wasn't present */
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/*
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* local variables:
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* eval: (load-file "../rockbox-mode.el")
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* end:
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*/
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