#!/bin/csh -f

setenv PATH /bin:/usr/bin:/usr/sbin:/sbin:/usr/ucb/bin:/usr/ucb

if ( $#argv < 2 ) then
  echo "usage: $0 srcdir destdir oldpat1 newpat1 oldpat2 newpat2 ..."
  echo 'swaps patterns on all zdrive.inp?* files and copies into destdir'
  exit 1
endif

set srcdir="$1"
shift
set destdir="$1"
shift

set sed="-e ''"
while ("$1" != "$2")
    set sed="-e 's/$1/$2/g' $sed"
    shift
    shift
end

foreach f ($srcdir/zdrive.inp?*)
  set f2=`basename $f`
  eval sed $sed < $f > $destdir/$f2
end

