第 30 章 Shell Terminal

30.1. terminal

30.1.1. resize - set TERMCAP and terminal settings to current xterm window size

显示终端屏幕的尺寸

$ resize
COLUMNS=151;
LINES=46;
export COLUMNS LINES;
			

设置终端屏幕的尺寸

eval `resize`
			

30.1.2. tset, reset - terminal initialization

tset -e ^? 设置Backspace删除前面一个字符
tset -k ^C 设置删除一行
			

建议使用stty替代tset

30.1.3. stty - change and print terminal line settings

$ stty
speed 38400 baud; line = 0;
eol = M-^?; eol2 = M-^?; swtch = M-^?;
ixany iutf8

$ stty -a
speed 115200 baud; rows 46; columns 151; line = 0;
intr = ^C; quit = ^\; erase = ^?; kill = ^U; eof = ^D; eol = M-^?; eol2 = M-^?; swtch = M-^?; start = ^Q; stop = ^S; susp = ^Z; rprnt = ^R; werase = ^W;
lnext = ^V; flush = ^O; min = 1; time = 0;
-parenb -parodd cs8 hupcl -cstopb cread -clocal -crtscts
-ignbrk brkint -ignpar -parmrk -inpck -istrip -inlcr -igncr icrnl ixon -ixoff -iuclc ixany imaxbel iutf8
opost -olcuc -ocrnl onlcr -onocr -onlret -ofill -ofdel nl0 cr0 tab0 bs0 vt0 ff0
isig icanon iexten echo echoe echok -echonl -noflsh -xcase -tostop -echoprt echoctl echoke

OLDCONFIG=`stty -g`      # save configuration
stty -echo               # do not display password
echo "Enter password: \c"
read PASSWD              # get the password
stty $OLDCONFIG          # restore configuration
			

原文出处：Netkiller 系列 手札
本文作者：陈景峯
转载请与作者联系，同时请务必标明文章原始出处和作者信息及本声明。