argp/argp-pvh.c

   1 /* Default definition for ARGP_PROGRAM_VERSION_HOOK.
   2    Copyright (C) 1996-2015 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    Written by Miles Bader <miles@gnu.ai.mit.edu>.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, see
  18    <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);