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

   1 /* configfile.c - command to manually load config file  */
   2 /*
   3  *  GRUB  --  GRand Unified Bootloader
   4  *  Copyright (C) 2005,2006,2007  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/term.h>
  24 #include <grub/misc.h>
  25 #include <grub/env.h>
  26
  27 static grub_err_t
  28 grub_cmd_configfile (struct grub_arg_list *state __attribute__ ((unused)),
  29              int argc, char **args)
  30
  31 {
  32   if (argc != 1)
  33     return grub_error (GRUB_ERR_BAD_ARGUMENT, "file name required");
  34
  35   grub_cls ();
  36   grub_env_context_open ();
  37   grub_normal_execute (args[0], 1);
  38   grub_env_context_close ();
  39
  40   return 0;
  41 }
  42
  43 static grub_err_t
  44 grub_cmd_source (struct grub_arg_list *state __attribute__ ((unused)),
  45                  int argc, char **args)
  46
  47 {
  48   if (argc != 1)
  49     return grub_error (GRUB_ERR_BAD_ARGUMENT, "file name required");
  50
  51   grub_normal_execute (args[0], 1);
  52
  53   return 0;
  54 }
  55
  56 \f
  57 GRUB_MOD_INIT(configfile)
  58 {
  59   (void) mod;                   /* To stop warning. */
  60   grub_register_command ("configfile", grub_cmd_configfile,
  61                         GRUB_COMMAND_FLAG_BOTH, "configfile FILE",
  62                         "Load another config file.", 0);
  63   grub_register_command ("source", grub_cmd_source,
  64                         GRUB_COMMAND_FLAG_BOTH, "source FILE",
  65                         "Load another config file without changing context.",
  66                          0);
  67   grub_register_command (".", grub_cmd_source,
  68                         GRUB_COMMAND_FLAG_BOTH, ". FILE",
  69                         "Load another config file without changing context.",
  70                          0);
  71 }
  72
  73 GRUB_MOD_FINI(configfile)
  74 {
  75   grub_unregister_command ("configfile");
  76   grub_unregister_command ("source");
  77   grub_unregister_command (".");
  78 }