2 * Copyright (C) 2013 Felix Fietkau <nbd@openwrt.org>
3 * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU Lesser General Public License version 2.1
7 * as published by the Free Software Foundation
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
15 #include <sys/types.h>
22 static int redirect_output(const char *dev)
28 fd = open(dev, O_RDWR);
34 dup2(fd, STDIN_FILENO);
35 dup2(fd, STDOUT_FILENO);
36 dup2(fd, STDERR_FILENO);
43 int main(int argc, char **argv)
47 if (redirect_output(argv[1]))
48 fprintf(stderr, "%s: Failed to open %s\n", argv[0], argv[1]);
50 printf("Please press Enter to activate this console.\n");
58 execvp(argv[2], &argv[2]);
59 printf("%s: Failed to execute %s\n", argv[0], argv[2]);