release/src/router/busybox/coreutils/dirname.c

   1 /* vi: set sw=4 ts=4: */
   2 /*
   3  * Mini dirname implementation for busybox
   4  *
   5  * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
   6  *
   7  * Licensed under GPLv2 or later, see file LICENSE in this source tree.
   8  */
   9
  10 /* BB_AUDIT SUSv3 compliant */
  11 /* http://www.opengroup.org/onlinepubs/007904975/utilities/dirname.html */
  12
  13 //usage:#define dirname_trivial_usage
  14 //usage:       "FILENAME"
  15 //usage:#define dirname_full_usage "\n\n"
  16 //usage:       "Strip non-directory suffix from FILENAME"
  17 //usage:
  18 //usage:#define dirname_example_usage
  19 //usage:       "$ dirname /tmp/foo\n"
  20 //usage:       "/tmp\n"
  21 //usage:       "$ dirname /tmp/foo/\n"
  22 //usage:       "/tmp\n"
  23
  24 #include "libbb.h"
  25
  26 /* This is a NOFORK applet. Be very careful! */
  27
  28 int dirname_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
  29 int dirname_main(int argc UNUSED_PARAM, char **argv)
  30 {
  31         puts(dirname(single_argv(argv)));
  32         return fflush_all();
  33 }