diff options
author | Colin Watson <cjwatson@debian.org> | 2016-12-20 00:22:52 +0000 |
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committer | Colin Watson <cjwatson@debian.org> | 2016-12-20 00:22:52 +0000 |
commit | 971a7653746a6972b907dfe0ce139c06e4a6f482 (patch) | |
tree | 70fb964265d57ae4967be55b75dbb2a122e9b969 /openbsd-compat/strcasestr.c | |
parent | a8ed8d256b2e2c05b0c15565a7938028c5192277 (diff) | |
parent | 4a354fc231174901f2629437c2a6e924a2dd6772 (diff) |
Import openssh_7.4p1.orig.tar.gz
Diffstat (limited to 'openbsd-compat/strcasestr.c')
-rw-r--r-- | openbsd-compat/strcasestr.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/openbsd-compat/strcasestr.c b/openbsd-compat/strcasestr.c new file mode 100644 index 000000000..4c4d1475a --- /dev/null +++ b/openbsd-compat/strcasestr.c | |||
@@ -0,0 +1,69 @@ | |||
1 | /* $OpenBSD: strcasestr.c,v 1.4 2015/08/31 02:53:57 guenther Exp $ */ | ||
2 | /* $NetBSD: strcasestr.c,v 1.2 2005/02/09 21:35:47 kleink Exp $ */ | ||
3 | |||
4 | /*- | ||
5 | * Copyright (c) 1990, 1993 | ||
6 | * The Regents of the University of California. All rights reserved. | ||
7 | * | ||
8 | * This code is derived from software contributed to Berkeley by | ||
9 | * Chris Torek. | ||
10 | * | ||
11 | * Redistribution and use in source and binary forms, with or without | ||
12 | * modification, are permitted provided that the following conditions | ||
13 | * are met: | ||
14 | * 1. Redistributions of source code must retain the above copyright | ||
15 | * notice, this list of conditions and the following disclaimer. | ||
16 | * 2. Redistributions in binary form must reproduce the above copyright | ||
17 | * notice, this list of conditions and the following disclaimer in the | ||
18 | * documentation and/or other materials provided with the distribution. | ||
19 | * 3. Neither the name of the University nor the names of its contributors | ||
20 | * may be used to endorse or promote products derived from this software | ||
21 | * without specific prior written permission. | ||
22 | * | ||
23 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | ||
24 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
25 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
26 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | ||
27 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | ||
28 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | ||
29 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
30 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | ||
31 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | ||
32 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | ||
33 | * SUCH DAMAGE. | ||
34 | */ | ||
35 | |||
36 | /* OPENBSD ORIGINAL: lib/libc/string/strcasestr.c */ | ||
37 | |||
38 | #include "includes.h" | ||
39 | |||
40 | #ifndef HAVE_STRCASESTR | ||
41 | |||
42 | #include <ctype.h> | ||
43 | #include <string.h> | ||
44 | |||
45 | /* | ||
46 | * Find the first occurrence of find in s, ignore case. | ||
47 | */ | ||
48 | char * | ||
49 | strcasestr(const char *s, const char *find) | ||
50 | { | ||
51 | char c, sc; | ||
52 | size_t len; | ||
53 | |||
54 | if ((c = *find++) != 0) { | ||
55 | c = (char)tolower((unsigned char)c); | ||
56 | len = strlen(find); | ||
57 | do { | ||
58 | do { | ||
59 | if ((sc = *s++) == 0) | ||
60 | return (NULL); | ||
61 | } while ((char)tolower((unsigned char)sc) != c); | ||
62 | } while (strncasecmp(s, find, len) != 0); | ||
63 | s--; | ||
64 | } | ||
65 | return ((char *)s); | ||
66 | } | ||
67 | DEF_WEAK(strcasestr); | ||
68 | |||
69 | #endif | ||