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authorGravatar Paul Fox <pgf@brightstareng.com>2005-08-01 18:12:30 +0000
committerGravatar Paul Fox <pgf@brightstareng.com>2005-08-01 18:12:30 +0000
commitfc2256a6ca7f943d671edaceac1ed1dfe3d1751c (patch)
treebd9d3d8d3ac6ad21dbf31c7a40387d1a13f084a8 /console-tools
parent41a72ecd1936bc0b4ae75c723c88129bb01928ff (diff)
downloadbusybox-fc2256a6ca7f943d671edaceac1ed1dfe3d1751c.tar.gz
busybox-fc2256a6ca7f943d671edaceac1ed1dfe3d1751c.tar.bz2
applying patch for bug 72:
0000072: Add applet to redirect console output via ioctl(..., TIOCCONS) applet name changed to setconsole, since suse has a very similar utility. better to treat differences as bugs than invent a new command.
Diffstat (limited to 'console-tools')
-rw-r--r--console-tools/Config.in7
-rw-r--r--console-tools/Makefile.in1
-rw-r--r--console-tools/setconsole.c74
3 files changed, 82 insertions, 0 deletions
diff --git a/console-tools/Config.in b/console-tools/Config.in
index e261794ab..aa5111ac8 100644
--- a/console-tools/Config.in
+++ b/console-tools/Config.in
@@ -31,6 +31,13 @@ config CONFIG_DUMPKMAP
This program dumps the kernel's keyboard translation table to
stdout, in binary format. You can then use loadkmap to load it.
+config CONFIG_SETCONSOLE
+ bool "setconsole"
+ default n
+ help
+ This program redirects the system console to another device,
+ like the current tty while logged in via telnet.
+
config CONFIG_LOADFONT
bool "loadfont"
default n
diff --git a/console-tools/Makefile.in b/console-tools/Makefile.in
index 23ce37397..5474b1974 100644
--- a/console-tools/Makefile.in
+++ b/console-tools/Makefile.in
@@ -28,6 +28,7 @@ CONSOLETOOLS_DIR-$(CONFIG_CHVT) += chvt.o
CONSOLETOOLS_DIR-$(CONFIG_CLEAR) += clear.o
CONSOLETOOLS_DIR-$(CONFIG_DEALLOCVT) += deallocvt.o
CONSOLETOOLS_DIR-$(CONFIG_DUMPKMAP) += dumpkmap.o
+CONSOLETOOLS_DIR-$(CONFIG_SETCONSOLE) += setconsole.o
CONSOLETOOLS_DIR-$(CONFIG_LOADFONT) += loadfont.o
CONSOLETOOLS_DIR-$(CONFIG_LOADKMAP) += loadkmap.o
CONSOLETOOLS_DIR-$(CONFIG_OPENVT) += openvt.o
diff --git a/console-tools/setconsole.c b/console-tools/setconsole.c
new file mode 100644
index 000000000..53ff1ad1e
--- /dev/null
+++ b/console-tools/setconsole.c
@@ -0,0 +1,74 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * setconsole.c - redirect system console output
+ *
+ * Copyright (C) 2004,2005 Enrik Berkhan <Enrik.Berkhan@inka.de>
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <sys/ioctl.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <getopt.h>
+
+#include "busybox.h"
+
+static const struct option setconsole_long_options[] = {
+ { "reset", 0, NULL, 'r' },
+ { 0, 0, 0, 0 }
+};
+
+#define OPT_SETCONS_RESET 1
+
+int setconsole_main(int argc, char **argv)
+{
+ int con;
+ unsigned long flags;
+ const char *device = "/dev/tty";
+
+ bb_applet_long_options = setconsole_long_options;
+ flags = bb_getopt_ulflags(argc, argv, "r");
+
+ if (argc - optind > 1)
+ bb_show_usage();
+
+ if (argc - optind == 1) {
+ if (flags & OPT_SETCONS_RESET)
+ bb_show_usage();
+ device = argv[optind];
+ } else {
+ if (flags & OPT_SETCONS_RESET)
+ device = "/dev/console";
+ }
+
+ if (-1 == (con = open(device, O_RDONLY))) {
+ bb_perror_msg_and_die("open %s", device);
+ }
+ if (-1 == ioctl(con, TIOCCONS)) {
+ bb_perror_msg_and_die("ioctl TIOCCONS");
+ }
+ return EXIT_SUCCESS;
+}
+
+/*
+Local Variables:
+c-file-style: "linux"
+c-basic-offset: 4
+tab-width: 4
+End:
+*/