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f560422fa0
Redundant help texts (one which only repeats the description) are deleted. Descriptions and help texts are trimmed. Some config options are moved, even across menus. No config option _names_ are changed. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
62 lines
1.7 KiB
C
62 lines
1.7 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* setconsole.c - redirect system console output
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*
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* Copyright (C) 2004,2005 Enrik Berkhan <Enrik.Berkhan@inka.de>
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* Copyright (C) 2008 Bernhard Reutner-Fischer
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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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//config:config SETCONSOLE
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//config: bool "setconsole"
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//config: default y
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//config: select PLATFORM_LINUX
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//config: help
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//config: This program redirects the system console to another device,
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//config: like the current tty while logged in via telnet.
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//config:
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//config:config FEATURE_SETCONSOLE_LONG_OPTIONS
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//config: bool "Enable long options"
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//config: default y
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//config: depends on SETCONSOLE && LONG_OPTS
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//applet:IF_SETCONSOLE(APPLET(setconsole, BB_DIR_SBIN, BB_SUID_DROP))
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//kbuild:lib-$(CONFIG_SETCONSOLE) += setconsole.o
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//usage:#define setconsole_trivial_usage
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//usage: "[-r" IF_FEATURE_SETCONSOLE_LONG_OPTIONS("|--reset") "] [DEVICE]"
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//usage:#define setconsole_full_usage "\n\n"
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//usage: "Redirect system console output to DEVICE (default: /dev/tty)\n"
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//usage: "\n -r Reset output to /dev/console"
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#include "libbb.h"
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int setconsole_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
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int setconsole_main(int argc UNUSED_PARAM, char **argv)
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{
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const char *device = CURRENT_TTY;
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bool reset;
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#if ENABLE_FEATURE_SETCONSOLE_LONG_OPTIONS
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static const char setconsole_longopts[] ALIGN1 =
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"reset\0" No_argument "r"
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;
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applet_long_options = setconsole_longopts;
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#endif
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/* at most one non-option argument */
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opt_complementary = "?1";
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reset = getopt32(argv, "r");
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argv += 1 + reset;
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if (*argv) {
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device = *argv;
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} else {
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if (reset)
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device = DEV_CONSOLE;
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}
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xioctl(xopen(device, O_WRONLY), TIOCCONS, NULL);
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return EXIT_SUCCESS;
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}
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