#include <libgen.h>
#include <string.h>

#include "libc.h"

char* basename(char* s) {
  size_t i;
  if (!s || !*s)
    return (char*)".";
  i = strlen(s) - 1;
  for (; i && s[i] == '/'; i--)
    s[i] = 0;
  for (; i && s[i - 1] != '/'; i--)
    ;
  return s + i;
}

weak_alias(basename, __xpg_basename);