ttype

UNIX[1].shell范例精解(第4版)_code

#!/bin/bash
# Scriptname: ttype
# Purpose: set the terminal type
# Author: Andy Admin

COLUMNS=60
LINES=1
PS3="Please enter the terminal type: "
select choice in wyse50 vt200 xterm sun
do 
	case $REPLY in
	1)
		export TERM=$choice
		echo "TERM=$choice"
		break;;            # break out of the select loop
	2 | 3 )
		export TERM=$choice	

		echo "TERM=$choice"
		break;;
	4)
		export TERM=$choice	
		echo "TERM=$choice"
		break;;
	*) 
		echo -e "$REPLY is not a valid choice. Try again\n" 1>&2
		REPLY=    # Causes the menu to be redisplayed
			;;
	esac
done