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authorGravatar Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>2006-10-25 15:07:56 +0000
committerGravatar Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>2006-10-25 15:07:56 +0000
commite63a0dee9e559110bcaec494ae5e7fc78c4141c7 (patch)
treee6566648da23b9e403d3d01ac2cbd60cad8d2c26 /console-tools
parent80778503303fe3b501d8fcec395f0ddf0c49becd (diff)
downloadbusybox-e63a0dee9e559110bcaec494ae5e7fc78c4141c7.tar.gz
busybox-e63a0dee9e559110bcaec494ae5e7fc78c4141c7.tar.bz2
- revert r16191; re-add resize() applet.
text data bss dec hex filename 288 0 0 288 120 console-tools/_resize.o.gcc-2.95 258 0 0 258 102 console-tools/_resize.o.gcc-3.3 252 0 0 252 fc console-tools/_resize.o.gcc-3.4
Diffstat (limited to 'console-tools')
-rw-r--r--console-tools/Config.in17
-rw-r--r--console-tools/Kbuild1
-rw-r--r--console-tools/resize.c38
3 files changed, 56 insertions, 0 deletions
diff --git a/console-tools/Config.in b/console-tools/Config.in
index f1dbac531..4a5710de6 100644
--- a/console-tools/Config.in
+++ b/console-tools/Config.in
@@ -58,6 +58,23 @@ config RESET
This program is used to reset the terminal screen, if it
gets messed up.
+config RESIZE
+ bool "resize"
+ default n
+ help
+ This program is used to (re)set the width and height of your current
+ terminal.
+
+config FEATURE_RESIZE_PRINT
+ bool "print environment variables"
+ default n
+ depends on 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 SETCONSOLE
bool "setconsole"
default n
diff --git a/console-tools/Kbuild b/console-tools/Kbuild
index 8e377c559..a55bc087c 100644
--- a/console-tools/Kbuild
+++ b/console-tools/Kbuild
@@ -14,5 +14,6 @@ lib-$(CONFIG_LOADFONT) += loadfont.o
lib-$(CONFIG_LOADKMAP) += loadkmap.o
lib-$(CONFIG_OPENVT) += openvt.o
lib-$(CONFIG_RESET) += reset.o
+lib-$(CONFIG_RESIZE) += resize.o
lib-$(CONFIG_SETKEYCODES) += setkeycodes.o
lib-$(CONFIG_SETLOGCONS) += setlogcons.o
diff --git a/console-tools/resize.c b/console-tools/resize.c
new file mode 100644
index 000000000..c405629aa
--- /dev/null
+++ b/console-tools/resize.c
@@ -0,0 +1,38 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * resize - set terminal width and height.
+ *
+ * Copyright 2006 Bernhard Fischer
+ *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
+ */
+/* no options, no getopt */
+#include "busybox.h"
+
+int resize_main(int argc, char **argv)
+{
+ struct termios old, new;
+ struct winsize w = {0,0,0,0};
+ int ret;
+
+ tcgetattr(STDOUT_FILENO, &old); /* fiddle echo */
+ new = old;
+ new.c_cflag |= (CLOCAL | CREAD);
+ new.c_lflag &= ~(ICANON | ECHO | ECHOE | ISIG);
+ tcsetattr(STDOUT_FILENO, TCSANOW, &new);
+ /* save_cursor_pos 7
+ * scroll_whole_screen [r
+ * put_cursor_waaaay_off [$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;\n",
+ w.ws_col, w.ws_row);
+ return ret;
+}