You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

15 lines
393 B
C

#include "str.h"
unsigned long str_rchr(const char *in, char needle) {
register const char* t=in;
register const char c=needle;
register const char* found=0;
for (;;) {
if (!*t) break; if (*t==c) found=t; ++t;
if (!*t) break; if (*t==c) found=t; ++t;
if (!*t) break; if (*t==c) found=t; ++t;
if (!*t) break; if (*t==c) found=t; ++t;
}
return (found?found:t)-in;
}