1*42e22086SApple OSS Distributions /*-
2*42e22086SApple OSS Distributions * Copyright (c) 1990, 1993
3*42e22086SApple OSS Distributions * The Regents of the University of California. All rights reserved.
4*42e22086SApple OSS Distributions *
5*42e22086SApple OSS Distributions * Redistribution and use in source and binary forms, with or without
6*42e22086SApple OSS Distributions * modification, are permitted provided that the following conditions
7*42e22086SApple OSS Distributions * are met:
8*42e22086SApple OSS Distributions * 1. Redistributions of source code must retain the above copyright
9*42e22086SApple OSS Distributions * notice, this list of conditions and the following disclaimer.
10*42e22086SApple OSS Distributions * 2. Redistributions in binary form must reproduce the above copyright
11*42e22086SApple OSS Distributions * notice, this list of conditions and the following disclaimer in the
12*42e22086SApple OSS Distributions * documentation and/or other materials provided with the distribution.
13*42e22086SApple OSS Distributions * 4. Neither the name of the University nor the names of its contributors
14*42e22086SApple OSS Distributions * may be used to endorse or promote products derived from this software
15*42e22086SApple OSS Distributions * without specific prior written permission.
16*42e22086SApple OSS Distributions *
17*42e22086SApple OSS Distributions * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18*42e22086SApple OSS Distributions * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19*42e22086SApple OSS Distributions * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20*42e22086SApple OSS Distributions * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21*42e22086SApple OSS Distributions * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22*42e22086SApple OSS Distributions * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23*42e22086SApple OSS Distributions * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24*42e22086SApple OSS Distributions * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25*42e22086SApple OSS Distributions * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26*42e22086SApple OSS Distributions * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27*42e22086SApple OSS Distributions * SUCH DAMAGE.
28*42e22086SApple OSS Distributions */
29*42e22086SApple OSS Distributions
30*42e22086SApple OSS Distributions #include "strings.h"
31*42e22086SApple OSS Distributions
32*42e22086SApple OSS Distributions __attribute__((visibility("hidden")))
33*42e22086SApple OSS Distributions char *
_libkernel_strchr(const char * p,int ch)34*42e22086SApple OSS Distributions _libkernel_strchr(const char *p, int ch)
35*42e22086SApple OSS Distributions {
36*42e22086SApple OSS Distributions char c;
37*42e22086SApple OSS Distributions
38*42e22086SApple OSS Distributions c = ch;
39*42e22086SApple OSS Distributions for (;; ++p) {
40*42e22086SApple OSS Distributions if (*p == c) {
41*42e22086SApple OSS Distributions return (char *)p;
42*42e22086SApple OSS Distributions }
43*42e22086SApple OSS Distributions if (*p == '\0') {
44*42e22086SApple OSS Distributions return NULL;
45*42e22086SApple OSS Distributions }
46*42e22086SApple OSS Distributions }
47*42e22086SApple OSS Distributions /* NOTREACHED */
48*42e22086SApple OSS Distributions }
49