diff options
Diffstat (limited to 'lib/libc/string/strtok.c')
| -rw-r--r-- | lib/libc/string/strtok.c | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/lib/libc/string/strtok.c b/lib/libc/string/strtok.c deleted file mode 100644 index 1140bfc..0000000 --- a/lib/libc/string/strtok.c +++ /dev/null @@ -1,163 +0,0 @@ -/* - * Copyright (c) 1998 Softweyr LLC. All rights reserved. - * - * strtok_r, from Berkeley strtok - * Oct 13, 1998 by Wes Peters <wes@softweyr.com> - * - * Copyright (c) 1988, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notices, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notices, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * - * This product includes software developed by Softweyr LLC, the - * University of California, Berkeley, and its contributors. - * - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY SOFTWEYR LLC, THE REGENTS AND CONTRIBUTORS - * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A - * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SOFTWEYR LLC, THE - * REGENTS, OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED - * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include <stddef.h> -#include <string.h> - -char * -strtok_r(char *s, const char *delim, char **last) -{ - char *spanp; - int c, sc; - char *tok; - - if (s == NULL && (s = *last) == NULL) - { - return NULL; - } - - /* - * Skip (span) leading delimiters (s += strspn(s, delim), sort of). - */ -cont: - c = *s++; - for (spanp = (char *)delim; (sc = *spanp++) != 0; ) - { - if (c == sc) - { - goto cont; - } - } - - if (c == 0) /* no non-delimiter characters */ - { - *last = NULL; - return NULL; - } - tok = s - 1; - - /* - * Scan token (scan for delimiters: s += strcspn(s, delim), sort of). - * Note that delim must have one NUL; we stop if we see that, too. - */ - for (;;) - { - c = *s++; - spanp = (char *)delim; - do - { - if ((sc = *spanp++) == c) - { - if (c == 0) - { - s = NULL; - } - else - { - char *w = s - 1; - *w = '\0'; - } - *last = s; - return tok; - } - } - while (sc != 0); - } - /* NOTREACHED */ -} - - -char * -strtok(char *s, const char *delim) -{ - static char *last; - - return strtok_r(s, delim, &last); -} - - -#if defined(DEBUG_STRTOK) - -/* - * Test the tokenizer. - */ -int -main() -{ - char test[80], blah[80]; - char *sep = "\\/:;=-"; - char *word, *phrase, *brkt, *brkb; - - printf("String tokenizer test:\n"); - - strcpy(test, "This;is.a:test:of=the/string\\tokenizer-function."); - - for (word = strtok(test, sep); - word; - word = strtok(NULL, sep)) - { - printf("Next word is \"%s\".\n", word); - } - - phrase = "foo"; - - strcpy(test, "This;is.a:test:of=the/string\\tokenizer-function."); - - for (word = strtok_r(test, sep, &brkt); - word; - word = strtok_r(NULL, sep, &brkt)) - { - strcpy(blah, "blah:blat:blab:blag"); - - for (phrase = strtok_r(blah, sep, &brkb); - phrase; - phrase = strtok_r(NULL, sep, &brkb)) - { - printf("So far we're at %s:%s\n", word, phrase); - } - } - - return 0; -} - -#endif /* DEBUG_STRTOK */ |
