Catch Keypress To Stop A Timer In Bash On Linux

by jamied_uk 23rd May 2016, 14:24

Code:: #!/bin/bash # Usage ./test.sh if [ -t 0 ]; then stty -echo -icanon -icrnl time 0 min 0; fi count=0 keypress='' while [ "x$keypress" = "x" ]; do let count+=1 echo -ne $count'\r' keypress="`cat -v`" done if [ -t 0 ]; then stty sane; fi echo "You pressed '$keypress' after $count loop iterations" echo "Thanks for using this script." exit 0 # since=$(date +%s);watch -tn 1 eval "echo \$((\$(date +%s) - $since))"

To make executable