trapping

来自「Advanced Bash&#8722 Scripting Guide An 」· 代码 · 共 20 行

#/bin/sh
# Scriptname: trapping
# Script to illustrate the trap command and signals

# 
trap 'echo  "Control-C will not terminate $0."' 2
trap 'echo  "Control-\ will not terminate $0."' 3

echo "Enter any string after the prompt."
echo "When you are ready to exit, type \"stop\"."
while true
do
    echo  -n "Go ahead...> "
    read reply
    if [ "$reply" = stop ]
    then 
	break
    fi
done