diff options
author | Jeff Johnston <jjohnstn@redhat.com> | 2007-06-08 22:38:51 +0400 |
---|---|---|
committer | Jeff Johnston <jjohnstn@redhat.com> | 2007-06-08 22:38:51 +0400 |
commit | 6fb374754dff1fbbe28b513b57caedc62e9a7cee (patch) | |
tree | 1fb6bb0f26b02fcf53c2d5736343d49ffe7ddc50 /newlib/libc/string | |
parent | 75715938641f75ab4e715fb7310683628097fd44 (diff) |
2007-06-08 Jeff Johnston <jjohnstn@redhat.com>
* libc/string/strcasestr.c: New file.
* libc/include/string.h: Add strcasestr.
* libc/string/strings.tex: Add strcasestr.
* libc/string/Makefile.am: Ditto.
* libc/string/Makefile.in: Regenerated.
Diffstat (limited to 'newlib/libc/string')
-rw-r--r-- | newlib/libc/string/Makefile.am | 5 | ||||
-rw-r--r-- | newlib/libc/string/Makefile.in | 14 | ||||
-rw-r--r-- | newlib/libc/string/strcasestr.c | 99 | ||||
-rw-r--r-- | newlib/libc/string/strings.tex | 4 |
4 files changed, 117 insertions, 5 deletions
diff --git a/newlib/libc/string/Makefile.am b/newlib/libc/string/Makefile.am index dbe603628..e0482d82e 100644 --- a/newlib/libc/string/Makefile.am +++ b/newlib/libc/string/Makefile.am @@ -78,6 +78,7 @@ ELIX_SOURCES = \ memccpy.c \ mempcpy.c \ strndup.c \ + strcasestr.c \ strndup_r.c endif @@ -103,8 +104,8 @@ bzero.def memset.def strcpy.def strncpy.def strxfrm.def \ index.def rindex.def strcspn.def strpbrk.def swab.def \ memchr.def strcat.def strerror.def strerror_r.def strrchr.def \ memcmp.def strchr.def strlen.def strnlen.def strspn.def \ -strcasecmp.def strncasecmp.def strlwr.def strupr.def memccpy.def \ -mempcpy.def \ +strcasecmp.def strncasecmp.def strcasestr.def strlwr.def strupr.def \ +memccpy.def mempcpy.def \ wcscat.def wcschr.def wcscmp.def wcscoll.def \ wcscpy.def wcscspn.def \ wcslcat.def wcslcpy.def wcslen.def wcsncat.def \ diff --git a/newlib/libc/string/Makefile.in b/newlib/libc/string/Makefile.in index adeb7c446..f5c5bdbe6 100644 --- a/newlib/libc/string/Makefile.in +++ b/newlib/libc/string/Makefile.in @@ -91,6 +91,7 @@ am__objects_1 = lib_a-bcopy.$(OBJEXT) lib_a-bzero.$(OBJEXT) \ @ELIX_LEVEL_1_FALSE@ lib_a-memccpy.$(OBJEXT) \ @ELIX_LEVEL_1_FALSE@ lib_a-mempcpy.$(OBJEXT) \ @ELIX_LEVEL_1_FALSE@ lib_a-strndup.$(OBJEXT) \ +@ELIX_LEVEL_1_FALSE@ lib_a-strcasestr.$(OBJEXT) \ @ELIX_LEVEL_1_FALSE@ lib_a-strndup_r.$(OBJEXT) @USE_LIBTOOL_FALSE@am_lib_a_OBJECTS = $(am__objects_1) \ @USE_LIBTOOL_FALSE@ $(am__objects_2) @@ -111,7 +112,7 @@ am__objects_3 = bcopy.lo bzero.lo index.lo memchr.lo memcmp.lo \ wcwidth.lo wmemchr.lo wmemcmp.lo wmemcpy.lo wmemmove.lo \ wmemset.lo @ELIX_LEVEL_1_FALSE@am__objects_4 = bcmp.lo memccpy.lo mempcpy.lo \ -@ELIX_LEVEL_1_FALSE@ strndup.lo strndup_r.lo +@ELIX_LEVEL_1_FALSE@ strndup.lo strcasestr.lo strndup_r.lo @USE_LIBTOOL_TRUE@am_libstring_la_OBJECTS = $(am__objects_3) \ @USE_LIBTOOL_TRUE@ $(am__objects_4) libstring_la_OBJECTS = $(am_libstring_la_OBJECTS) @@ -362,6 +363,7 @@ GENERAL_SOURCES = \ @ELIX_LEVEL_1_FALSE@ memccpy.c \ @ELIX_LEVEL_1_FALSE@ mempcpy.c \ @ELIX_LEVEL_1_FALSE@ strndup.c \ +@ELIX_LEVEL_1_FALSE@ strcasestr.c \ @ELIX_LEVEL_1_FALSE@ strndup_r.c @ELIX_LEVEL_1_TRUE@ELIX_SOURCES = @@ -380,8 +382,8 @@ bzero.def memset.def strcpy.def strncpy.def strxfrm.def \ index.def rindex.def strcspn.def strpbrk.def swab.def \ memchr.def strcat.def strerror.def strerror_r.def strrchr.def \ memcmp.def strchr.def strlen.def strnlen.def strspn.def \ -strcasecmp.def strncasecmp.def strlwr.def strupr.def memccpy.def \ -mempcpy.def \ +strcasecmp.def strncasecmp.def strcasestr.def strlwr.def strupr.def \ +memccpy.def mempcpy.def \ wcscat.def wcschr.def wcscmp.def wcscoll.def \ wcscpy.def wcscspn.def \ wcslcat.def wcslcpy.def wcslen.def wcsncat.def \ @@ -869,6 +871,12 @@ lib_a-strndup.o: strndup.c lib_a-strndup.obj: strndup.c $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-strndup.obj `if test -f 'strndup.c'; then $(CYGPATH_W) 'strndup.c'; else $(CYGPATH_W) '$(srcdir)/strndup.c'; fi` +lib_a-strcasestr.o: strcasestr.c + $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-strcasestr.o `test -f 'strcasestr.c' || echo '$(srcdir)/'`strcasestr.c + +lib_a-strcasestr.obj: strcasestr.c + $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-strcasestr.obj `if test -f 'strcasestr.c'; then $(CYGPATH_W) 'strcasestr.c'; else $(CYGPATH_W) '$(srcdir)/strcasestr.c'; fi` + lib_a-strndup_r.o: strndup_r.c $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(lib_a_CFLAGS) $(CFLAGS) -c -o lib_a-strndup_r.o `test -f 'strndup_r.c' || echo '$(srcdir)/'`strndup_r.c diff --git a/newlib/libc/string/strcasestr.c b/newlib/libc/string/strcasestr.c new file mode 100644 index 000000000..f1c14a08b --- /dev/null +++ b/newlib/libc/string/strcasestr.c @@ -0,0 +1,99 @@ +/* +FUNCTION + <<strcasestr>>---case-insensitive character string search + +INDEX + strcasestr + +ANSI_SYNOPSIS + #include <string.h> + char *strcasestr(const char *<[s]>, const char *<[find]>); + +TRAD_SYNOPSIS + #include <string.h> + int strcasecmp(<[s]>, <[find]>) + char *<[s]>; + char *<[find]>; + +DESCRIPTION + <<strcasestr>> searchs the string <[s]> for + the first occurrence of the sequence <[find]>. <<strcasestr>> + is identical to <<strstr>> except the search is + case-insensitive. + +RETURNS + + A pointer to the first case-insensitive occurrence of the sequence + <[find]> or <<NULL>> if no match was found. + +PORTABILITY +<<strcasestr>> is in the Berkeley Software Distribution. + +<<strcasestr>> requires no supporting OS subroutines. It uses +tolower() from elsewhere in this library. + +QUICKREF + strcasestr +*/ + +/*- + * 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. + * 4. 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/cdefs.h> +__FBSDID("$FreeBSD: /repoman/r/ncvs/src/lib/libc/string/strcasestr.c,v 1.4 2007/01/09 00:28:12 imp Exp $"); + +#include <ctype.h> +#include <string.h> + +/* + * Find the first occurrence of find in s, ignore case. + */ +char * +strcasestr(s, find) + const char *s, *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); +} diff --git a/newlib/libc/string/strings.tex b/newlib/libc/string/strings.tex index 3ca732f79..5d43fd56b 100644 --- a/newlib/libc/string/strings.tex +++ b/newlib/libc/string/strings.tex @@ -19,6 +19,7 @@ managing areas of memory. The corresponding declarations are in * memset:: Set an area of memory * rindex:: Reverse search for character in string * strcasecmp:: Compare strings ignoring case +* strcasestr:: Find string segment ignoring case * strcat:: Concatenate strings * strchr:: Search for character in string * strcmp:: Character string compare @@ -84,6 +85,9 @@ managing areas of memory. The corresponding declarations are in @include string/strcasecmp.def @page +@include string/strcasestr.def + +@page @include string/strcat.def @page |