functrap

来自「Unix Shell编程权威指南的配套源代码,书是好书,不过习题没有答案,要自己」· 代码 · 共 16 行

#!/bin/ksh
function trapper { 
	print "In trapper"
	trap 'print "Caught in a trap!"' INT
 	print "Got here."
	sleep 25
}
while :
do
	print "In the main script"
	trapper   # Call the function
	print "Still in main"
	sleep 5
	print "Bye"
done