#! /bin/csh -f
# Last edited on 2001-06-10 14:38:26 by stolfi

set usage = "$0 RA..."

# Make sure absentees have a gray image file (absent.gif) 
# and thumbnail (absent-s.gif).
# Rejects any submission from absentee students.

foreach ra ( $* )
  echo "${ra} absent"
  # Reject any submission:
  if ( ( -r ${ra}/icon.gif )  && ( ! { cmp ${ra}/icon.gif absent-s.gif } ) ) then
    /bin/rm -f ${ra}/icon.gif
  endif
  set reject = 0
  if ( ( -r ${ra}/main.gif )  && ( ! { cmp ${ra}/main.gif absent.gif } ) ) then
    set reject = 1
  endif
  if ( -r ${ra}/main.pov ) then
    set reject = 1
  endif
  if ( ${reject} ) then
    echo "** rejecting submission of ${ra}..."
    if ( ! ( -d ${ra}/reject ) ) mkdir ${ra}/reject
    /usr/bin/mv -avi ${ra}/*{.{inc,gif,pov},akefile} ${ra}/reject.
  endif
  # Provide the default image for absentees:
  if ( ( ! -r ${ra}/main.gif ) ) then
    ( cd ${ra} && ln -s ../absent.gif main.gif )
  endif
  if ( ( ! -r ${ra}/icon.gif ) ) then
    ( cd ${ra} && ln -s ../absent-s.gif icon.gif )
  endif
end