manual/examples/argp-ex1.c

   1 /* Argp example #1 -- a minimal program using argp
   2    Copyright (C) 1991-2015 Free Software Foundation, Inc.
   3
   4    This program is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU General Public License
   6    as published by the Free Software Foundation; either version 2
   7    of the License, or (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program; if not, if not, see <http://www.gnu.org/licenses/>.
  16 */
  17
  18 /* This is (probably) the smallest possible program that
  19    uses argp.  It won't do much except give an error
  20    messages and exit when there are any arguments, and print
  21    a (rather pointless) messages for --help.  */
  22
  23 #include <stdlib.h>
  24 #include <argp.h>
  25
  26 int
  27 main (int argc, char **argv)
  28 {
  29   argp_parse (0, argc, argv, 0, 0, 0);
  30   exit (0);
  31 }