int
main (int argc, char *argv[])
{
char *root_dev = 0;
char *dir = DEFAULT_DIRECTORY;
char *dev_map = DEFAULT_DEVICE_MAP;
volatile int hold = 0;
int opt;
set_program_name (argv[0]);
grub_util_init_nls ();
while ((opt = getopt_long (argc, argv, "r:d:m:vH:hV", options, 0)) != -1)
switch (opt)
{
case 'r':
root_dev = optarg;
break;
case 'd':
dir = optarg;
break;
case 'm':
dev_map = optarg;
break;
case 'v':
verbosity++;
break;
case 'H':
hold = (optarg ? atoi (optarg) : -1);
break;
case 'h':
return usage (0);
case 'V':
printf ("%s (%s) %s\n", program_name, PACKAGE_NAME, PACKAGE_VERSION);
return 0;
default:
return usage (1);
}
if (optind < argc)
{
fprintf (stderr, "Unknown extra argument `%s'.\n", argv[optind]);
return usage (1);
}
/* Wait until the ARGS.HOLD variable is cleared by an attached debugger. */
if (hold && verbosity > 0)
printf ("Run \"gdb %s %d\", and set ARGS.HOLD to zero.\n",
program_name, (int) getpid ());
while (hold)
{
if (hold > 0)
hold--;
sleep (1);
}
signal (SIGINT, SIG_IGN);
grub_console_init ();
/* XXX: This is a bit unportable. */
grub_util_biosdisk_init (dev_map);
grub_init_all ();
/* Make sure that there is a root device. */
if (! root_dev)
{
char *device_name = grub_guess_root_device (dir);
if (! device_name)
grub_util_error ("cannot find a device for %s", dir);
root_dev = grub_util_get_grub_dev (device_name);
if (! root_dev)
{
grub_util_info ("guessing the root device failed, because of `%s'",
grub_errmsg);
grub_util_error ("cannot guess the root device. Specify the option `--root-device'");
}
}
dir = grub_get_prefix (dir);
prefix = xmalloc (strlen (root_dev) + 2 + strlen (dir) + 1);
sprintf (prefix, "(%s)%s", root_dev, dir);
free (dir);
/* Start GRUB! */
if (setjmp (main_env) == 0)
grub_main ();
grub_fini_all ();
grub_machine_fini ();
return 0;
}
int
main (int argc, char *argv[])
{
char *dev_map = DEFAULT_DEVICE_MAP;
volatile int hold = 0;
int opt;
set_program_name (argv[0]);
dir = xstrdup (DEFAULT_DIRECTORY);
while ((opt = getopt_long (argc, argv, "r:d:m:vH:hV", options, 0)) != -1)
switch (opt)
{
case 'r':
free (root_dev);
root_dev = xstrdup (optarg);
break;
case 'd':
free (dir);
dir = xstrdup (optarg);
break;
case 'm':
dev_map = optarg;
break;
case 'v':
verbosity++;
break;
case 'H':
hold = (optarg ? atoi (optarg) : -1);
break;
case 'h':
return usage (0);
case 'V':
printf ("%s (%s) %s\n", program_name, PACKAGE_NAME, PACKAGE_VERSION);
return 0;
default:
return usage (1);
}
if (optind < argc)
{
fprintf (stderr, "Unknown extra argument `%s'.\n", argv[optind]);
return usage (1);
}
/* Wait until the ARGS.HOLD variable is cleared by an attached debugger. */
if (hold && verbosity > 0)
printf ("Run \"gdb %s %d\", and set ARGS.HOLD to zero.\n",
program_name, (int) getpid ());
while (hold)
{
if (hold > 0)
hold--;
sleep (1);
}
signal (SIGINT, SIG_IGN);
grub_emu_init ();
grub_console_init ();
grub_host_init ();
/* XXX: This is a bit unportable. */
grub_util_biosdisk_init (dev_map);
grub_init_all ();
grub_hostfs_init ();
grub_emu_post_init ();
/* Make sure that there is a root device. */
if (! root_dev)
root_dev = grub_strdup ("host");
dir = xstrdup (dir);
/* Start GRUB! */
if (setjmp (main_env) == 0)
grub_main ();
grub_fini_all ();
grub_hostfs_fini ();
grub_host_fini ();
grub_machine_fini ();
return 0;
}
