mirror of
https://git.savannah.gnu.org/git/grub.git
synced 2026-10-23 07:39:22 +00:00
robertmh
132e411342
* commands/terminal.c (GRUB_MOD_FINI(terminal)): Unregister
`terminal_input' / `terminal_output', not `terminal'.
133 lines
3.3 KiB
C
133 lines
3.3 KiB
C
/* terminal.c - command to show and select a terminal */
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2003,2005,2007 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/normal.h>
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#include <grub/dl.h>
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#include <grub/arg.h>
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#include <grub/misc.h>
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#include <grub/term.h>
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static grub_err_t
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grub_cmd_terminal_input (struct grub_arg_list *state __attribute__ ((unused)),
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int argc, char **args)
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{
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grub_term_input_t term = 0;
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auto int print_terminal (grub_term_input_t);
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auto int find_terminal (grub_term_input_t);
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int print_terminal (grub_term_input_t t)
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{
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grub_printf (" %s", t->name);
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return 0;
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}
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int find_terminal (grub_term_input_t t)
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{
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if (grub_strcmp (t->name, args[0]) == 0)
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{
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term = t;
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return 1;
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}
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return 0;
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}
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if (argc == 0)
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{
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grub_printf ("Available input terminal(s):");
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grub_term_iterate_input (print_terminal);
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grub_putchar ('\n');
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grub_printf ("Current input terminal: %s\n", grub_term_get_current_input ()->name);
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}
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else
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{
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grub_term_iterate_input (find_terminal);
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if (! term)
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return grub_error (GRUB_ERR_BAD_ARGUMENT, "no such input terminal");
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grub_term_set_current_input (term);
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}
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return GRUB_ERR_NONE;
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}
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static grub_err_t
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grub_cmd_terminal_output (struct grub_arg_list *state __attribute__ ((unused)),
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int argc, char **args)
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{
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grub_term_output_t term = 0;
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auto int print_terminal (grub_term_output_t);
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auto int find_terminal (grub_term_output_t);
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int print_terminal (grub_term_output_t t)
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{
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grub_printf (" %s", t->name);
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return 0;
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}
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int find_terminal (grub_term_output_t t)
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{
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if (grub_strcmp (t->name, args[0]) == 0)
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{
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term = t;
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return 1;
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}
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return 0;
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}
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if (argc == 0)
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{
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grub_printf ("Available output terminal(s):");
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grub_term_iterate_output (print_terminal);
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grub_putchar ('\n');
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grub_printf ("Current output terminal: %s\n", grub_term_get_current_output ()->name);
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}
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else
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{
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grub_term_iterate_output (find_terminal);
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if (! term)
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return grub_error (GRUB_ERR_BAD_ARGUMENT, "no such output terminal");
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grub_term_set_current_output (term);
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}
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return GRUB_ERR_NONE;
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}
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GRUB_MOD_INIT(terminal)
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{
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(void)mod; /* To stop warning. */
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grub_register_command ("terminal_input", grub_cmd_terminal_input, GRUB_COMMAND_FLAG_BOTH,
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"terminal_input [TERM...]", "Select an input terminal.", 0);
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grub_register_command ("terminal_output", grub_cmd_terminal_output, GRUB_COMMAND_FLAG_BOTH,
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"terminal_output [TERM...]", "Select an output terminal.", 0);
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}
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GRUB_MOD_FINI(terminal)
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{
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grub_unregister_command ("terminal_input");
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grub_unregister_command ("terminal_output");
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}
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