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libowfat/str/str_len.c

18 lines
339 B

#include "str.h"
#ifdef __dietlibc__
#undef str_len
unsigned int str_len(const char* in) __attribute__((alias("strlen")));
#else
unsigned int str_len(const char* in) {
register const char* t=in;
for (;;) {
if (!*t) break; ++t;
if (!*t) break; ++t;
if (!*t) break; ++t;
if (!*t) break; ++t;
}
return t-in;
}
#endif