gl/argp-pvh.c

   1 /* Default definition for ARGP_PROGRAM_VERSION_HOOK.
   2    Copyright (C) 1996-1997, 1999, 2004, 2009-2012 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.  */
  31 void (*argp_program_version_hook) (FILE *stream, struct argp_state *state) = NULL;