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authorGravatar Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>2006-09-22 08:18:41 +0000
committerGravatar Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>2006-09-22 08:18:41 +0000
commitae843e9cc8984a420b44648d0d1f5166c987a158 (patch)
tree7ef19a74169e184fab135e134d6f21b66bd6f44a
parente9a7a6212b5881bd29ee5936b492f4d8899df8bb (diff)
downloadbusybox-ae843e9cc8984a420b44648d0d1f5166c987a158.tar.gz
busybox-ae843e9cc8984a420b44648d0d1f5166c987a158.tar.bz2
- add new applet resize.
text data bss dec hex filename 185 0 0 185 b9 console-tools/resize.o 255 0 0 255 ff console-tools/resize.o.print
-rw-r--r--console-tools/Config.in17
-rw-r--r--console-tools/Makefile.in1
-rw-r--r--console-tools/resize.c38
-rw-r--r--include/applets.h1
-rw-r--r--include/usage.h5
5 files changed, 62 insertions, 0 deletions
diff --git a/console-tools/Config.in b/console-tools/Config.in
index ec2273c35..27b14a865 100644
--- a/console-tools/Config.in
+++ b/console-tools/Config.in
@@ -58,6 +58,23 @@ config CONFIG_RESET
This program is used to reset the terminal screen, if it
gets messed up.
+config CONFIG_APP_RESIZE
+ bool "resize"
+ default n
+ help
+ This program is used to (re)set the width and height of your current
+ terminal.
+
+config CONFIG_FEATURE_RESIZE_PRINT
+ bool "print environment variables"
+ default n
+ depends on CONFIG_APP_RESIZE
+ help
+ Prints the newly set size (number of columns and rows) of
+ the terminal.
+ E.g.:
+ COLUMNS=80;LINES=44;export COLUMNS LINES;
+
config CONFIG_SETCONSOLE
bool "setconsole"
default n
diff --git a/console-tools/Makefile.in b/console-tools/Makefile.in
index 437bcd0ec..92331f527 100644
--- a/console-tools/Makefile.in
+++ b/console-tools/Makefile.in
@@ -20,6 +20,7 @@ CONSOLETOOLS-$(CONFIG_LOADFONT) += loadfont.o
CONSOLETOOLS-$(CONFIG_LOADKMAP) += loadkmap.o
CONSOLETOOLS-$(CONFIG_OPENVT) += openvt.o
CONSOLETOOLS-$(CONFIG_RESET) += reset.o
+CONSOLETOOLS-$(CONFIG_APP_RESIZE) += resize.o
CONSOLETOOLS-$(CONFIG_SETKEYCODES) += setkeycodes.o
CONSOLETOOLS-$(CONFIG_SETLOGCONS) += setlogcons.o
diff --git a/console-tools/resize.c b/console-tools/resize.c
new file mode 100644
index 000000000..4aaf2f233
--- /dev/null
+++ b/console-tools/resize.c
@@ -0,0 +1,38 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * resize - set terminal width and height.
+ *
+ * Copyright 2006 Bernhard Fischer
+ *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
+ */
+/* no options, no getopt */
+#include "busybox.h"
+
+int resize_main(int argc, char **argv)
+{
+ struct termios old, new;
+ struct winsize w = {0,0,0,0};
+ int ret;
+
+ tcgetattr(STDOUT_FILENO, &old); /* fiddle echo */
+ new = old;
+ new.c_cflag |= (CLOCAL | CREAD);
+ new.c_lflag &= ~(ICANON | ECHO | ECHOE | ISIG);
+ tcsetattr(STDOUT_FILENO, TCSANOW, &new);
+ /* save_cursor_pos 7
+ * scroll_whole_screen [r
+ * put_cursor_waaaay_off [$x;$yH
+ * get_cursor_pos [6n
+ * restore_cursor_pos 8
+ */
+ printf("\0337\033[r\033[999;999H\033[6n");
+ scanf("\033[%hu;%huR", &w.ws_row, &w.ws_col);
+ ret = ioctl(STDOUT_FILENO, TIOCSWINSZ, &w);
+ printf("\0338");
+ tcsetattr(STDOUT_FILENO, TCSANOW, &old);
+ if (ENABLE_FEATURE_RESIZE_PRINT)
+ printf("COLUMNS=%d;LINES=%d;export COLUMNS LINES;",
+ w.ws_col, w.ws_row);
+ return ret;
+}
diff --git a/include/applets.h b/include/applets.h
index 0bb257b6d..0263a2098 100644
--- a/include/applets.h
+++ b/include/applets.h
@@ -226,6 +226,7 @@ USE_REALPATH(APPLET(realpath, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
USE_HALT(APPLET_ODDNAME(reboot, halt, _BB_DIR_SBIN, _BB_SUID_NEVER, reboot))
USE_RENICE(APPLET(renice, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
USE_RESET(APPLET(reset, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
+USE_APP_RESIZE(APPLET(resize, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
USE_RM(APPLET(rm, _BB_DIR_BIN, _BB_SUID_NEVER))
USE_RMDIR(APPLET(rmdir, _BB_DIR_BIN, _BB_SUID_NEVER))
USE_RMMOD(APPLET(rmmod, _BB_DIR_SBIN, _BB_SUID_NEVER))
diff --git a/include/usage.h b/include/usage.h
index 6ef7f1ecf..d7b8b2ab4 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -2455,6 +2455,11 @@ USE_FEATURE_MDEV_CONFIG( \
#define reset_full_usage \
"Resets the screen."
+#define resize_trivial_usage \
+ ""
+#define resize_full_usage \
+ "Resizes the screen."
+
#define rm_trivial_usage \
"[OPTION]... FILE..."
#define rm_full_usage \