#! /bin/csh -f
#
#  rename a file based on the EXIF time tag
#  to   yyyy:mm:dd-hh:mm



foreach file ($*)
   set t=(`exiftime -tc $file`)
   if ($#t == 4) then
     if ($t[1] == Image) then
      set new=$t[3]_$t[4]_$file
      echo $new
      mv -i $file $new
     endif
   else
     echo Something is wrong here.
   endif
end