|  | /* Argp example #1 -- a minimal program using argp | 
|  | Copyright (C) 1991-2016 Free Software Foundation, Inc. | 
|  |  | 
|  | This program is free software; you can redistribute it and/or | 
|  | modify it under the terms of the GNU General Public License | 
|  | as published by the Free Software Foundation; either version 2 | 
|  | of the License, or (at your option) any later version. | 
|  |  | 
|  | This program is distributed in the hope that it will be useful, | 
|  | but WITHOUT ANY WARRANTY; without even the implied warranty of | 
|  | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
|  | GNU General Public License for more details. | 
|  |  | 
|  | You should have received a copy of the GNU General Public License | 
|  | along with this program; if not, if not, see <http://www.gnu.org/licenses/>. | 
|  | */ | 
|  |  | 
|  | /* This is (probably) the smallest possible program that | 
|  | uses argp.  It won't do much except give an error | 
|  | messages and exit when there are any arguments, and print | 
|  | a (rather pointless) messages for --help.  */ | 
|  |  | 
|  | #include <stdlib.h> | 
|  | #include <argp.h> | 
|  |  | 
|  | int | 
|  | main (int argc, char **argv) | 
|  | { | 
|  | argp_parse (0, argc, argv, 0, 0, 0); | 
|  | exit (0); | 
|  | } |