arch/common/boot/grub2/commands/boot.c

   1 /* boot.c - command to boot an operating system */
   2 /*
   3  *  GRUB  --  GRand Unified Bootloader
   4  *  Copyright (C) 2003,2005,2007  Free Software Foundation, Inc.
   5  *
   6  *  GRUB is free software: you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation, either version 3 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  GRUB is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include <grub/normal.h>
  21 #include <grub/dl.h>
  22 #include <grub/arg.h>
  23 #include <grub/misc.h>
  24 #include <grub/loader.h>
  25
  26 static grub_err_t
  27 grub_cmd_boot (struct grub_arg_list *state __attribute__ ((unused)),
  28                int argc, char **args __attribute__ ((unused)))
  29 {
  30   if (argc)
  31     return grub_error (GRUB_ERR_BAD_ARGUMENT, "too many arguments");
  32
  33   grub_loader_boot ();
  34
  35   return 0;
  36 }
  37
  38 \f
  39
  40 GRUB_MOD_INIT(boot)
  41 {
  42   (void) mod;                   /* To stop warning. */
  43   grub_register_command ("boot", grub_cmd_boot, GRUB_COMMAND_FLAG_BOTH,
  44                          "boot", "Boot an operating system.", 0);
  45 }
  46
  47 GRUB_MOD_FINI(boot)
  48 {
  49   grub_unregister_command ("boot");
  50 }