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37 lines
917 B
C
37 lines
917 B
C
/* vi: set sw=4 ts=4: */
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/*
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* setlogcons: Send kernel messages to the current console or to console N
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*
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* Copyright (C) 2006 by Jan Kiszka <jan.kiszka@web.de>
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*
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* Based on setlogcons (kbd-1.12) by Andries E. Brouwer
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*
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* Licensed under GPLv2 or later, see file LICENSE in this source tree.
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*/
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//usage:#define setlogcons_trivial_usage
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//usage: "[N]"
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//usage:#define setlogcons_full_usage "\n\n"
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//usage: "Redirect the kernel output to console N. Default:0 (current console)"
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#include "libbb.h"
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int setlogcons_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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int setlogcons_main(int argc UNUSED_PARAM, char **argv)
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{
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struct {
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char fn;
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char subarg;
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} arg = {
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11, /* redirect kernel messages */
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0 /* to specified console (current as default) */
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};
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if (argv[1])
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arg.subarg = xatou_range(argv[1], 0, 63);
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xioctl(xopen(VC_1, O_RDONLY), TIOCLINUX, &arg);
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return EXIT_SUCCESS;
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}
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