/* GNU Mailutils -- a suite of utilities for electronic mail
   Copyright (C) 2010-2012, 2014 Free Software Foundation, Inc.

   GNU Mailutils is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3, or (at your option)
   any later version.

   GNU Mailutils 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 General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with GNU Mailutils.  If not, see <http://www.gnu.org/licenses/>. */

#if defined(HAVE_CONFIG_H)
# include <config.h>
#endif
#include <stdlib.h>
#include <string.h>
#include <mailutils/mailutils.h>
#include "argp.h"
#include "mu.h"

static char info_doc[] = N_("mu info - print a list of configuration\
 options used to build mailutils; optional arguments are interpreted\
 as a list of configuration options to check for.");
char info_docstring[] = N_("show Mailutils configuration");
static char info_args_doc[] = N_("[capa...]");

static struct argp_option info_options[] = {
  { "verbose", 'v', NULL, 0,
    N_("increase output verbosity"), 0},
  { NULL }
};

static int verbose;

static error_t
info_parse_opt (int key, char *arg, struct argp_state *state)
{
  switch (key)
    {
    case 'v':
      verbose++;
      break;
      
    default:
      return ARGP_ERR_UNKNOWN;
    }
  return 0;
}

static struct argp info_argp = {
  info_options,
  info_parse_opt,
  info_args_doc,
  info_doc,
  NULL,
  NULL,
  NULL
};

int
mutool_info (int argc, char **argv)
{
  int index;
  
  if (argp_parse (&info_argp, argc, argv, ARGP_IN_ORDER, &index, NULL))
    return 1;

  argc -= index;
  argv += index;

  if (argc == 0)
    mu_format_options (mu_strout, verbose);
  else
    {
      int i, found = 0;
      
      for (i = 0; i < argc; i++)
	{
	  const struct mu_conf_option *opt = mu_check_option (argv[i]);
	  if (opt)
	    {
	      found++;
	      mu_format_conf_option (mu_strout, opt, verbose);
	    }
	}
      return found == argc ? 0 : 1;
    }
  return 0;
}

/*
  MU Setup: info
  mu-handler: mutool_info
  mu-docstring: info_docstring
  End MU Setup:
*/