diff options
author | Ingo Schwarze <schwarze@openbsd.org> | 2013-12-31 23:03:47 +0000 |
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committer | Ingo Schwarze <schwarze@openbsd.org> | 2013-12-31 23:03:47 +0000 |
commit | 00a83eb67618ef2d3d4efc692882efa3dc6252ca (patch) | |
tree | 59a7e5c44227c8d33e82baad01e4a6bcf77e7777 /compat_strcasestr.c | |
parent | be3cd034f5ca97ad2872d535487f43449fb84e8c (diff) | |
download | mandoc-00a83eb67618ef2d3d4efc692882efa3dc6252ca.tar.gz |
Provide strcasestr(3) and strsep(3) for Solaris 10 compat;
reported missing by Matthias Scheler <tron at NetBSD> via wiz@.
Diffstat (limited to 'compat_strcasestr.c')
-rw-r--r-- | compat_strcasestr.c | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/compat_strcasestr.c b/compat_strcasestr.c new file mode 100644 index 00000000..5216d021 --- /dev/null +++ b/compat_strcasestr.c @@ -0,0 +1,74 @@ +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#ifdef HAVE_STRCASESTR + +int dummy; + +#else + +/* ($)NetBSD: strcasestr.c,v 1.2 2005/02/09 21:35:47 kleink Exp $ */ + +/*- + * 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 <sys/types.h> +#include <ctype.h> +#include <string.h> + +#define __UNCONST(a) ((void *)(unsigned long)(const void *)(a)) + +/* + * Find the first occurrence of find in s, ignore case. + */ +char * +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 __UNCONST(s); +} + +#endif |