commands/configfile.c

   1 /* configfile.c - command to manually load config file  */
   2 /*
   3  *  GRUB  --  GRand Unified Bootloader
   4  *  Copyright (C) 2005,2006,2007,2009  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/dl.h>
  21 #include <grub/term.h>
  22 #include <grub/env.h>
  23 #include <grub/normal.h>
  24 #include <grub/command.h>
  25
  26 static grub_err_t
  27 grub_cmd_source (grub_command_t cmd, int argc, char **args)
  28 {
  29   int new_env;
  30
  31   if (argc != 1)
  32     return grub_error (GRUB_ERR_BAD_ARGUMENT, "file name required");
  33
  34   new_env = (cmd->name[0] == 'c');
  35
  36   if (new_env)
  37     {
  38       grub_cls ();
  39       grub_env_context_open (1);
  40     }
  41
  42   grub_normal_execute (args[0], 1, ! new_env);
  43
  44   if (new_env)
  45     grub_env_context_close ();
  46
  47   return 0;
  48 }
  49
  50 static grub_command_t cmd_configfile, cmd_source, cmd_dot;
  51 \f
  52 GRUB_MOD_INIT(configfile)
  53 {
  54   cmd_configfile =
  55     grub_register_command ("configfile", grub_cmd_source,
  56                            "configfile FILE", "Load another config file.");
  57   cmd_source =
  58     grub_register_command ("source", grub_cmd_source,
  59                            "source FILE",
  60                            "Load another config file without changing context."
  61                            );
  62   cmd_dot =
  63     grub_register_command (".", grub_cmd_source,
  64                            ". FILE",
  65                            "Load another config file without changing context."
  66                            );
  67 }
  68
  69 GRUB_MOD_FINI(configfile)
  70 {
  71   grub_unregister_command (cmd_configfile);
  72   grub_unregister_command (cmd_source);
  73   grub_unregister_command (cmd_dot);
  74 }