#!/bin/csh
# port2.2 - a shell script to aid in porting 2.1 Performer code to 2.2
# 
# This script takes a list of files on the command line and passes
# each of them through the porting sed script.  The resulting file
# is diffed and left as filename.pf2.1 if it differs.
# The original file is left unchanged.
#
set where = $0
set where = $where:h
if ( "$where" == "$0" ) then
	set where = .
endif
foreach i ( $* ) 
	sed -f $where/port2.2.sed < $i > $i.pf2.2
	diff $i $i.pf2.2 > /dev/null
	if ( $status == 1 ) then
		echo updating $i for Performer 2.2 in $i.pf2.2
	else
		echo no changes made to $i 
		rm -f $i.pf2.2
	endif
end