coreutils/length.c

   1 /* vi: set sw=4 ts=4: */
   2 #include "internal.h"
   3 #include <stdlib.h>
   4 #include <string.h>
   5 #include <stdio.h>
   6
   7 extern int length_main(int argc, char **argv)
   8 {
   9         if (argc != 2 || **(argv + 1) == '-') {
  10                 usage("length STRING\n"
  11 #ifndef BB_FEATURE_TRIVIAL_HELP
  12                                 "\nPrints out the length of the specified STRING.\n"
  13 #endif
  14                                 );
  15         }
  16         printf("%lu\n", (long)strlen(argv[1]));
  17         return (TRUE);
  18 }