42a5b3fcc7
* kern/env.c (grub_env_context_open): Added an argument to specify
whether a new context inherits exported variables from current
one. This is useful when making a sandbox to interpret a config
file.
All callers updated.
* include/grub/env.h (grub_env_context_open): Updated the prototype.
75 lines
2 KiB
C
75 lines
2 KiB
C
/* configfile.c - command to manually load config file */
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2005,2006,2007,2009 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <grub/dl.h>
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#include <grub/term.h>
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#include <grub/env.h>
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#include <grub/normal.h>
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#include <grub/command.h>
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static grub_err_t
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grub_cmd_source (grub_command_t cmd, int argc, char **args)
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{
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int new_env;
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if (argc != 1)
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return grub_error (GRUB_ERR_BAD_ARGUMENT, "file name required");
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new_env = (cmd->name[0] == 'c');
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if (new_env)
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{
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grub_cls ();
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grub_env_context_open (1);
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}
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grub_normal_execute (args[0], 1, ! new_env);
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if (new_env)
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grub_env_context_close ();
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return 0;
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}
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static grub_command_t cmd_configfile, cmd_source, cmd_dot;
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GRUB_MOD_INIT(configfile)
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{
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(void) mod; /* To stop warning. */
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cmd_configfile =
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grub_register_command ("configfile", grub_cmd_source,
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"configfile FILE", "Load another config file.");
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cmd_source =
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grub_register_command ("source", grub_cmd_source,
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"source FILE",
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"Load another config file without changing context."
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);
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cmd_dot =
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grub_register_command (".", grub_cmd_source,
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". FILE",
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"Load another config file without changing context."
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);
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}
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GRUB_MOD_FINI(configfile)
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{
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grub_unregister_command (cmd_configfile);
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grub_unregister_command (cmd_source);
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grub_unregister_command (cmd_dot);
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}
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