Add strrchr(), useful e.g. for grabbing the last part of a xenbus path.
Signed-off-by: Samuel Thibault <samuel.thibault@citrix.com>
diff -r f2711b7eae95 -r 36bf1e737b87 extras/mini-os/include/lib.h
--- a/extras/mini-os/include/lib.h Thu Nov 22 19:55:42 2007 +0000
+++ b/extras/mini-os/include/lib.h Fri Nov 23 13:21:02 2007 +0000
@@ -87,6 +87,7 @@
size_t strnlen(const char *s, size_t count);
size_t strlen(const char *s);
char *strchr(const char *s, int c);
+char *strrchr(const char *s, int c);
char *strstr(const char *s1, const char *s2);
char * strcat(char * dest, const char * src);
char *strdup(const char *s);
--- a/extras/mini-os/lib/string.c Thu Nov 22 19:55:42 2007 +0000
+++ b/extras/mini-os/lib/string.c Fri Nov 23 13:21:02 2007 +0000
@@ -140,6 +140,15 @@
return (char *)s;
}
+char * strrchr(const char * s, int c)
+{
+ const char *res;
+ for(; *s != ''\0''; ++s)
+ if (*s == (char) c)
+ res = s;
+ return (char *)res;
+}
+
char * strstr(const char * s1,const char * s2)
{
int l1, l2;
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