With a bit of care I was able to save about 100 bytes.
-Erik
diff --git a/libbb/get_last_path_component.c b/libbb/get_last_path_component.c
index a322288..f1ddfbd 100644
--- a/libbb/get_last_path_component.c
+++ b/libbb/get_last_path_component.c
@@ -32,7 +32,13 @@
char *get_last_path_component(char *path)
{
- char *s=path+strlen(path)-1;
+ char *s;
+ register char *ptr = path;
+ register char *prev = 0;
+
+ while (*ptr)
+ ptr++;
+ s = ptr - 1;
/* strip trailing slashes */
while (s != path && *s == '/') {
@@ -40,7 +46,14 @@
}
/* find last component */
- s = strrchr(path, '/');
+ ptr = path;
+ while (*ptr != '\0') {
+ if (*ptr == '/')
+ prev = ptr;
+ ptr++;
+ }
+ s = prev;
+
if (s == NULL || s[1] == '\0')
return path;
else