1/* Default definition for ARGP_PROGRAM_VERSION_HOOK.
2 Copyright (C) 1996-1997, 1999, 2004, 2009-2013 Free Software Foundation,
3 Inc.
4 This file is part of the GNU C Library.
5 Written by Miles Bader <miles@gnu.ai.mit.edu>.
6
7 This program is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
19
20#ifdef HAVE_CONFIG_H
21# include <config.h>
22#endif
23
24#include "argp.h"
25
26/* If set by the user program to a non-zero value, then a default option
27 --version is added (unless the ARGP_NO_HELP flag is used), which calls
28 this function with a stream to print the version to and a pointer to the
29 current parsing state, and then exits (unless the ARGP_NO_EXIT flag is
30 used). This variable takes precedent over ARGP_PROGRAM_VERSION. */
31void (*argp_program_version_hook) (FILE *stream, struct argp_state *state) = NULL;
32