LXR busybox/coreutils/length.c

   1/* vi: set sw=4 ts=4: */
   2/*
   3 * Licensed under GPLv2, see file LICENSE in this tarball for details.
   4 */
   5
   6/* BB_AUDIT SUSv3 N/A -- Apparently a busybox (obsolete?) extension. */
   7
   8#include "libbb.h"
   9
  10/* This is a NOFORK applet. Be very careful! */
  11
  12int length_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
  13int length_main(int argc, char **argv)
  14{
  15        if ((argc != 2) || (**(++argv) == '-')) {
  16                bb_show_usage();
  17        }
  18
  19        printf("%u\n", (unsigned)strlen(*argv));
  20
  21        return fflush_all();
  22}
  23