1/* vi: set sw=4 ts=4: */ 2/* 3 * setlogcons: Send kernel messages to the current console or to console N 4 * 5 * Copyright (C) 2006 by Jan Kiszka <jan.kiszka@web.de> 6 * 7 * Based on setlogcons (kbd-1.12) by Andries E. Brouwer 8 * 9 * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. 10 */ 11 12#include "libbb.h" 13 14int setlogcons_main(int argc, char **argv); 15int setlogcons_main(int argc, char **argv) 16{ 17 struct { 18 char fn; 19 char subarg; 20 } arg; 21 22 arg.fn = 11; /* redirect kernel messages */ 23 arg.subarg = 0; /* to specified console (current as default) */ 24 25 if (argc == 2) 26 arg.subarg = xatoul_range(argv[1], 0, 63); 27 28 xioctl(xopen(VC_1, O_RDONLY), TIOCLINUX, &arg); 29 30 return 0; 31} 32