#!/bin/tcsh -f# Scriptname: filecheck# Usage: filecheck filenamealias Usage 'echo "    Usage: $0 filename\!*" ; exit 1'alias Error 'echo "    Error: \!* "; exit 2'set file=$1if ( $#argv == 0 ) then   Usageendifif ( ! -e $file ) then	Error "$file does not exist"endif