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author | Darren Salt <linux@youmustbejoking.demon.co.uk> | 2008-07-03 16:56:44 +0100 |
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committer | Darren Salt <linux@youmustbejoking.demon.co.uk> | 2008-07-03 16:56:44 +0100 |
commit | b70e34352e304cf03da32b688d84eec3c3ffacec (patch) | |
tree | 711ec8d7abc0dd6075d09085634e5a5432e40ee3 /lib/strcasestr.c | |
parent | 08ad733e0103834bc61831ddce5a75c3f62e0173 (diff) | |
parent | 2b0e330c2642081066316ca5ec9965912cd248de (diff) | |
download | xine-lib-b70e34352e304cf03da32b688d84eec3c3ffacec.tar.gz xine-lib-b70e34352e304cf03da32b688d84eec3c3ffacec.tar.bz2 |
Merge from 1.1.
Diffstat (limited to 'lib/strcasestr.c')
-rw-r--r-- | lib/strcasestr.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/lib/strcasestr.c b/lib/strcasestr.c new file mode 100644 index 000000000..0793319aa --- /dev/null +++ b/lib/strcasestr.c @@ -0,0 +1,60 @@ +/*- + * Copyright (c) 1990, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Chris Torek. + * + * 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 + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. 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 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 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. + */ + +#include "config.h" + +#include <assert.h> +#include <ctype.h> +#include <string.h> + +/* + * Find the first occurrence of find in s, ignore case. + */ +char * +xine_private_strcasestr(const char *s, const char *find) +{ + char c, sc; + size_t len; + + if ((c = *find++) != 0) { + c = tolower((unsigned char)c); + len = strlen(find); + do { + do { + if ((sc = *s++) == 0) + return (NULL); + } while ((char)tolower((unsigned char)sc) != c); + } while (strncasecmp(s, find, len) != 0); + s--; + } + return (char *)s; +} |