lib/other/basename.c

   1 /*
   2 basename.c
   3 */
   4
   5 #include <libgen.h>
   6 #include <string.h>
   7
   8 char *basename(path)
   9 char *path;
  10 {
  11         size_t len;
  12         char *cp;
  13
  14         if (path == NULL)
  15                 return ".";
  16         len= strlen(path);
  17         if (len == 0)
  18                 return ".";
  19         while (path[len-1] == '/')
  20         {
  21                 if (len == 1)
  22                         return path;    /* just "/" */
  23                 len--;
  24                 path[len]= '\0';
  25         }
  26         cp= strrchr(path, '/');
  27         if (cp != NULL)
  28                 return cp+1;
  29         return path;
  30 }