88 lines
2.5 KiB
C
88 lines
2.5 KiB
C
/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 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/i18n.h>
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#include <grub/parser.h>
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#include <grub/script_sh.h>
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grub_err_t
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grub_normal_parse_line (char *line, grub_reader_getline_t getline)
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{
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struct grub_script *parsed_script;
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/* Parse the script. */
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parsed_script = grub_script_parse (line, getline);
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if (parsed_script)
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{
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/* Execute the command(s). */
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grub_script_execute (parsed_script);
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/* The parsed script was executed, throw it away. */
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grub_script_unref (parsed_script);
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}
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return grub_errno;
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}
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static grub_command_t cmd_break;
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static grub_command_t cmd_continue;
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static grub_command_t cmd_shift;
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static grub_command_t cmd_setparams;
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static grub_command_t cmd_return;
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void
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grub_script_init (void)
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{
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cmd_break = grub_register_command ("break", grub_script_break,
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N_("[n]"), N_("Exit from loops"));
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cmd_continue = grub_register_command ("continue", grub_script_break,
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N_("[n]"), N_("Continue loops"));
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cmd_shift = grub_register_command ("shift", grub_script_shift,
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N_("[n]"), N_("Shift positional parameters."));
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cmd_setparams = grub_register_command ("setparams", grub_script_setparams,
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N_("[VALUE]..."),
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N_("Set positional parameters."));
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cmd_return = grub_register_command ("return", grub_script_return,
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N_("[n]"), N_("Return from a function."));
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}
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void
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grub_script_fini (void)
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{
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if (cmd_break)
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grub_unregister_command (cmd_break);
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cmd_break = 0;
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if (cmd_continue)
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grub_unregister_command (cmd_continue);
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cmd_continue = 0;
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if (cmd_shift)
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grub_unregister_command (cmd_shift);
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cmd_shift = 0;
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if (cmd_setparams)
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grub_unregister_command (cmd_setparams);
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cmd_setparams = 0;
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if (cmd_return)
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grub_unregister_command (cmd_return);
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cmd_return = 0;
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}
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