/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*-
 *
 * Copyright (C) 2011 Colin Walters <walters@verbum.org>
 *
 * This program 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 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 *
 * Author: Colin Walters <walters@verbum.org>
 */

#include "config.h"

#include <gio/gio.h>

#include <string.h>

#include "ob-builtins.h"

static OsbuildBuiltin builtins[] = {
  { "buildone", osbuild_builtin_buildone, 0 },
  { NULL }
};

static int
usage (char **argv, gboolean is_error)
{
  OsbuildBuiltin *builtin = builtins;
  void (*print_func) (const gchar *format, ...);

  if (is_error)
    print_func = g_printerr;
  else
    print_func = g_print;

  print_func ("usage: %s COMMAND [options]\n",
              argv[0]);
  print_func ("Builtin commands:\n");

  while (builtin->name)
    {
      print_func ("  %s\n", builtin->name);
      builtin++;
    }
  return (is_error ? 1 : 0);
}


int
main (int    argc,
      char **argv)
{
  OsbuildBuiltin *builtin;
  const char *cmd;

  g_type_init ();

  g_set_prgname (argv[0]);

  builtin = builtins;

  if (argc < 2)
    return usage (argv, 1);
  
  cmd = argv[1];

  while (builtin->name)
    {
      GError *error = NULL;
      if (strcmp (cmd, builtin->name) == 0)
        {
          int i;
          int tmp_argc;
          char **tmp_argv;

          tmp_argc = argc - 1;
          tmp_argv = g_new0 (char *, tmp_argc + 1);

          tmp_argv[0] = (char*)builtin->name;
          for (i = 0; i < tmp_argc; i++)
            tmp_argv[i+1] = argv[i+2];
          if (!builtin->fn (tmp_argc, tmp_argv, NULL, &error))
            {
              g_free (tmp_argv);
              g_printerr ("%s\n", error->message);
              g_clear_error (&error);
              return 1;
            }
          g_free (tmp_argv);
          return 0;
        }
      builtin++;
    }
  
  g_printerr ("Unknown command '%s'\n", cmd);
  return usage (argv, 1);
}