1/*-
2 * Copyright (c) 1990, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Chris Torek.
7 *
8 * Copyright (c) 2011 The FreeBSD Foundation
9 * All rights reserved.
10 * Portions of this software were developed by David Chisnall
11 * under sponsorship from the FreeBSD Foundation.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
| 1/*-
2 * Copyright (c) 1990, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Chris Torek.
7 *
8 * Copyright (c) 2011 The FreeBSD Foundation
9 * All rights reserved.
10 * Portions of this software were developed by David Chisnall
11 * under sponsorship from the FreeBSD Foundation.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
|
21 * 4. Neither the name of the University nor the names of its contributors
| 21 * 3. Neither the name of the University nor the names of its contributors
|
22 * may be used to endorse or promote products derived from this software
23 * without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 */
37
38#include <sys/cdefs.h>
| 22 * may be used to endorse or promote products derived from this software
23 * without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 */
37
38#include <sys/cdefs.h>
|
39__FBSDID("$FreeBSD: head/lib/libc/string/strcasestr.c 227753 2011-11-20 14:45:42Z theraven $");
| 39__FBSDID("$FreeBSD: head/lib/libc/string/strcasestr.c 251069 2013-05-28 20:57:40Z emaste $");
|
40
41#include <ctype.h>
42#include <string.h>
43#include "xlocale_private.h"
44
45/*
46 * Find the first occurrence of find in s, ignore case.
47 */
48char *
49strcasestr_l(const char *s, const char *find, locale_t locale)
50{
51 char c, sc;
52 size_t len;
53 FIX_LOCALE(locale);
54
55 if ((c = *find++) != 0) {
56 c = tolower_l((unsigned char)c, locale);
57 len = strlen(find);
58 do {
59 do {
60 if ((sc = *s++) == 0)
61 return (NULL);
62 } while ((char)tolower_l((unsigned char)sc, locale) != c);
63 } while (strncasecmp_l(s, find, len, locale) != 0);
64 s--;
65 }
66 return ((char *)s);
67}
68char *
69strcasestr(const char *s, const char *find)
70{
71 return strcasestr_l(s, find, __get_locale());
72}
| 40
41#include <ctype.h>
42#include <string.h>
43#include "xlocale_private.h"
44
45/*
46 * Find the first occurrence of find in s, ignore case.
47 */
48char *
49strcasestr_l(const char *s, const char *find, locale_t locale)
50{
51 char c, sc;
52 size_t len;
53 FIX_LOCALE(locale);
54
55 if ((c = *find++) != 0) {
56 c = tolower_l((unsigned char)c, locale);
57 len = strlen(find);
58 do {
59 do {
60 if ((sc = *s++) == 0)
61 return (NULL);
62 } while ((char)tolower_l((unsigned char)sc, locale) != c);
63 } while (strncasecmp_l(s, find, len, locale) != 0);
64 s--;
65 }
66 return ((char *)s);
67}
68char *
69strcasestr(const char *s, const char *find)
70{
71 return strcasestr_l(s, find, __get_locale());
72}
|