1*1c9681d1Schristos /* $NetBSD: strtok_r.c,v 1.2 2017/01/28 21:31:50 christos Exp $ */
2f59d82ffSelric
3f59d82ffSelric /*
4f59d82ffSelric * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska Högskolan
5f59d82ffSelric * (Royal Institute of Technology, Stockholm, Sweden).
6f59d82ffSelric * All rights reserved.
7f59d82ffSelric *
8f59d82ffSelric * Redistribution and use in source and binary forms, with or without
9f59d82ffSelric * modification, are permitted provided that the following conditions
10f59d82ffSelric * are met:
11f59d82ffSelric *
12f59d82ffSelric * 1. Redistributions of source code must retain the above copyright
13f59d82ffSelric * notice, this list of conditions and the following disclaimer.
14f59d82ffSelric *
15f59d82ffSelric * 2. Redistributions in binary form must reproduce the above copyright
16f59d82ffSelric * notice, this list of conditions and the following disclaimer in the
17f59d82ffSelric * documentation and/or other materials provided with the distribution.
18f59d82ffSelric *
19f59d82ffSelric * 3. Neither the name of the Institute nor the names of its contributors
20f59d82ffSelric * may be used to endorse or promote products derived from this software
21f59d82ffSelric * without specific prior written permission.
22f59d82ffSelric *
23f59d82ffSelric * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24f59d82ffSelric * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25f59d82ffSelric * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26f59d82ffSelric * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27f59d82ffSelric * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28f59d82ffSelric * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29f59d82ffSelric * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30f59d82ffSelric * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31f59d82ffSelric * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32f59d82ffSelric * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33f59d82ffSelric * SUCH DAMAGE.
34f59d82ffSelric */
35f59d82ffSelric
36f59d82ffSelric #include <config.h>
37f59d82ffSelric
38f59d82ffSelric #include <string.h>
39f59d82ffSelric
40f59d82ffSelric #include <krb5/roken.h>
41f59d82ffSelric
42f59d82ffSelric #ifndef HAVE_STRTOK_R
43f59d82ffSelric
44f59d82ffSelric ROKEN_LIB_FUNCTION char * ROKEN_LIB_CALL
strtok_r(char * s1,const char * s2,char ** lasts)45f59d82ffSelric strtok_r(char *s1, const char *s2, char **lasts)
46f59d82ffSelric {
47f59d82ffSelric char *ret;
48f59d82ffSelric
49f59d82ffSelric if (s1 == NULL)
50f59d82ffSelric s1 = *lasts;
51f59d82ffSelric while(*s1 && strchr(s2, *s1))
52f59d82ffSelric ++s1;
53f59d82ffSelric if(*s1 == '\0')
54f59d82ffSelric return NULL;
55f59d82ffSelric ret = s1;
56f59d82ffSelric while(*s1 && !strchr(s2, *s1))
57f59d82ffSelric ++s1;
58f59d82ffSelric if(*s1)
59f59d82ffSelric *s1++ = '\0';
60f59d82ffSelric *lasts = s1;
61f59d82ffSelric return ret;
62f59d82ffSelric }
63f59d82ffSelric
64f59d82ffSelric #endif /* HAVE_STRTOK_R */
65