/* t-engine-info.c - Regression test for gpgme_get_engine_info.

 * Copyright (C) 2003, 2004, 2007 g10 Code GmbH

 *

 * This file is part of GPGME.

 *

 * GPGME 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.

 *

 * GPGME 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://gnu.org/licenses/>.

 * SPDX-License-Identifier: LGPL-2.1-or-later

 */

#ifdef HAVE_CONFIG_H

#include <config.h>

#endif

#include <stdlib.h>

#include <stdio.h>

#include <string.h>

#include <gpgme.h>

#define PGM "t-engine-info"

static int verbose;

#define fail_if_err(err)					\

  do								\

    {								\

      if (err)							\

        {							\

          fprintf (stderr, "%s:%d: gpgme_error_t %s\n",		\

                   __FILE__, __LINE__, gpgme_strerror (err));   \

          exit (1);						\

        }							\

    }								\

  while (0)

int

main (int argc, char **argv )

{

  int last_argc = -1;

  gpgme_engine_info_t info;

  gpgme_error_t err;

  if (argc)

    { argc--; argv++; }

  while (argc && last_argc != argc )

    {

      last_argc = argc;

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

        {

          argc--; argv++;

          break;

        }

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

        {

          fputs ("usage: " PGM " [options]\n"

                 "Options:\n"

                 "  --set-global-flag KEY VALUE\n",

                 stdout);

          exit (0);

        }

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

        {

          verbose++;

          argc--; argv++;

        }

      else if (!strcmp (*argv, "--set-global-flag"))

        {

          argc--; argv++;

          if (argc < 2)

            {

              fprintf (stderr, PGM ": not enough arguments for option\n");

              exit (1);

            }

          if (gpgme_set_global_flag (argv[0], argv[1]))

            {

              fprintf (stderr, PGM ": gpgme_set_global_flag failed\n");

              exit (1);

            }

          argc--; argv++;

          argc--; argv++;

        }

      else if (!strncmp (*argv, "--", 2))

        {

          fprintf (stderr, PGM ": unknown option '%s'\n", *argv);

          exit (1);

        }

    }

  if (argc)

    {

      fprintf (stderr, PGM ": unexpected arguments\n");

      exit (1);

    }

  gpgme_check_version (NULL);

  {

    const char *keys[] = {"homedir",

                          "sysconfdir",

                          "bindir",

                          "libexecdir",

                          "libdir",

                          "datadir",

                          "localedir",

                          "agent-socket",

                          "agent-ssh-socket",

                          "dirmngr-socket",

                          "uiserver-socket",

                          "gpgconf-name",

                          "gpg-name",

                          "gpgsm-name",

                          "g13-name",

                          "gpg-wks-client-name",

                          NULL };

    const char *s;

    int i;

    for (i=0; keys[i]; i++)

      if ((s = gpgme_get_dirinfo (keys[i])))

        fprintf (stderr, "dirinfo: %s='%s'\n", keys[i], s);

  }

  err = gpgme_get_engine_info (&info;;

  fail_if_err (err);

  for (; info; info = info->next)

    fprintf (stdout, "protocol=%d engine='%s' v='%s' (min='%s') home='%s'\n",

             info->protocol, info->file_name, info->version, info->req_version,

             info->home_dir? info->home_dir : "[default]");

  return 0;

}