diff options
Diffstat (limited to 'lib/libc/string/strtok.c')
-rw-r--r-- | lib/libc/string/strtok.c | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/lib/libc/string/strtok.c b/lib/libc/string/strtok.c deleted file mode 100644 index b0c428b..0000000 --- a/lib/libc/string/strtok.c +++ /dev/null @@ -1,136 +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. - * 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. - */ - -#if defined(LIBC_SCCS) && !defined(lint) -static char sccsid[] = "@(#)strtok.c 8.1 (Berkeley) 6/4/93"; -#endif /* LIBC_SCCS and not lint */ -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <stddef.h> -#ifdef DEBUG_STRTOK -#include <stdio.h> -#endif -#include <string.h> - -char *__strtok_r(char *, const char *, char **); - -__weak_reference(__strtok_r, strtok_r); - -char * -__strtok_r(char *s, const char *delim, char **last) -{ - char *spanp, *tok; - int c, sc; - - 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 - s[-1] = '\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)); -} - -#ifdef DEBUG_STRTOK -/* - * Test the tokenizer. - */ -int -main(void) -{ - char blah[80], test[80]; - char *brkb, *brkt, *phrase, *sep, *word; - - sep = "\\/:;=-"; - phrase = "foo"; - - 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); - 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 */ |