Rusty.
-- Anyone who quotes me in their sig is an idiot. -- Rusty Russell.Name: strcspn patch Author: Rusty Russell Status: Experimental
D: This patch implements a generic strcspn.
diff -urpN --exclude TAGS -X /home/rusty/devel/kernel/kernel-patches/current-dontdiff --minimal .17889-2.5.36-param.pre/include/linux/string.h .17889-2.5.36-param/include/linux/string.h --- .17889-2.5.36-param.pre/include/linux/string.h 2002-06-06 21:38:40.000000000 +1000 +++ .17889-2.5.36-param/include/linux/string.h 2002-09-19 16:15:20.000000000 +1000 @@ -15,7 +15,7 @@ extern "C" { extern char * strpbrk(const char *,const char *); extern char * strsep(char **,const char *); extern __kernel_size_t strspn(const char *,const char *); - +extern __kernel_size_t strcspn(const char *,const char *); /* * Include machine specific inline routines diff -urpN --exclude TAGS -X /home/rusty/devel/kernel/kernel-patches/current-dontdiff --minimal .17889-2.5.36-param.pre/lib/string.c .17889-2.5.36-param/lib/string.c --- .17889-2.5.36-param.pre/lib/string.c 2002-05-24 15:20:35.000000000 +1000 +++ .17889-2.5.36-param/lib/string.c 2002-09-19 16:15:20.000000000 +1000 @@ -272,6 +272,29 @@ size_t strspn(const char *s, const char } #endif +/** + * strcspn - Calculate the length of the initial substring of @s which does + * not contain letters in @reject + * @s: The string to be searched + * @reject: The string to avoid + */ +size_t strcspn(const char *s, const char *reject) +{ + const char *p; + const char *r; + size_t count = 0; + + for (p = s; *p != '\0'; ++p) { + for (r = reject; *r != '\0'; ++r) { + if (*p == *r) + return count; + } + ++count; + } + + return count; +} + #ifndef __HAVE_ARCH_STRPBRK /** * strpbrk - Find the first occurrence of a set of characters - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/