From ae843e9cc8984a420b44648d0d1f5166c987a158 Mon Sep 17 00:00:00 2001 From: Bernhard Reutner-Fischer Date: Fri, 22 Sep 2006 08:18:41 +0000 Subject: - 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 --- console-tools/Config.in | 17 +++++++++++++++++ console-tools/Makefile.in | 1 + console-tools/resize.c | 38 ++++++++++++++++++++++++++++++++++++++ 3 files changed, 56 insertions(+) create mode 100644 console-tools/resize.c (limited to 'console-tools') 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; +} -- cgit v1.2.3