/* t-version.c - Check the version info function

 * Copyright (C) 2013 g10 Code GmbH

 *

 * This file is part of libgpg-error.

 *

 * libgpg-error is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Lesser General Public License

 * as published by the Free Software Foundation; either version 2.1 of

 * the License, or (at your option) any later version.

 *

 * libgpg-error 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

 * Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public

 * License along with this program; if not, see <https://www.gnu.org/licenses/>.

 */

#ifdef HAVE_CONFIG_H

#include <config.h>

#endif

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include <assert.h>

#include "../src/gpg-error.h"

static const char *logpfx = "";

static int verbose;

static int debug;

static int errorcount;

int

main (int argc, char **argv)

{

  int last_argc = -1;

  if (argc)

    {

      logpfx = *argv;

      argc--; argv++;

    }

  while (argc && last_argc != argc )

    {

      last_argc = argc;

      if (!strcmp (*argv, "--help"))

        {

          puts (

"usage: ./version [options]\n"

"\n"

"Options:\n"

"  --verbose      Show what is going on\n"

);

          exit (0);

        }

      if (!strcmp (*argv, "--verbose"))

        {

          verbose = 1;

          argc--; argv++;

        }

      else if (!strcmp (*argv, "--debug"))

        {

          verbose = debug = 1;

          argc--; argv++;

        }

    }

  if (!gpg_error_check_version (GPG_ERROR_VERSION))

    {

      fprintf (stderr, "%s: gpg_error_check_version returned an error\n",

               logpfx);

      errorcount++;

    }

  if (!gpg_error_check_version ("1.10"))

    {

      fprintf (stderr, "%s: gpg_error_check_version returned an "

               "error for an old version\n", logpfx);

      errorcount++;

    }

  if (gpg_error_check_version ("15"))

    {

      fprintf (stderr, "%s: gpg_error_check_version did not return an error"

               " for a newer version\n", logpfx);

      errorcount++;

    }

  if (verbose || errorcount)

    {

      printf ("Version from header: %s (0x%06x)\n",

               GPG_ERROR_VERSION, GPG_ERROR_VERSION_NUMBER);

      printf ("Version from binary: %s\n", gpg_error_check_version (NULL));

      printf ("Copyright blurb ...:%s\n", gpg_error_check_version ("\x01\x01"));

    }

  return errorcount ? 1 : 0;

}