#! /bin/csh -f
#
#  ask a question, set status 0 if answer is no, 1 if answer is yes
#
while( 1 )
  echo "$1 (Y/N):"; set ans = $<
  set ans = `tolower $ans`
  if ( "$ans" == "y" || "$ans" == "yes" ) then
    exit 1
  else if ( "$ans" == "n" || "$ans" == "no" ) then
    exit 0
  else
    echo "Please answer Y (yes) or N (no)."
  endif
end
