#! /usr/bin/env python

import sys, os

main_prog_mtime = os.path.getmtime("phd.py")
main_tmpl_mtime = os.path.getmtime("phd_site.tmpl")

for line in sys.stdin:
   line = line.strip()
   src_mtime = os.path.getmtime(line)

   dest = line.replace(".tmpl", ".html")
   try:
      dest_mtime = os.path.getmtime(dest)
   except OSError:
      make = True
   else:
      make = (src_mtime > dest_mtime) or \
         (main_prog_mtime > dest_mtime) or (main_tmpl_mtime > dest_mtime)

   if make:
      print line