/* SPDX-License-Identifier: GPL-3.0-or-later */ /* * Copyright (C) 2018 - David Oberhollenzer * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ #include #include #include #include "init.h" int setup_tty(void) { int fd; fd = open("/dev/console", O_WRONLY | O_NOCTTY); if (fd < 0) { perror("/dev/console"); return -1; } close(STDIN_FILENO); dup2(fd, STDOUT_FILENO); dup2(fd, STDERR_FILENO); close(fd); return 0; }