static L<Web> ai_loadWebsFromFile(File f, S src) {
  new L<Web> webs;
  ai_loadWebsFromFile(f, src, webs);
  ret webs;
}

static void ai_loadWebsFromFile(File f, S src, L<Web> websOut) {
  ai_loadWebsFromFile(f, src, websOut, null);
}

static void ai_loadWebsFromFile(File f, S src, L<Web> websOut, Map<Web, SoftwareMadeWeb> furtherInfoMap) {
  //if (hasMultipleCores()) ai_loadWebsFromFile_parallel(f, src, websOut, furtherInfoMap);
  
  IterableIterator<SoftwareMadeWeb> l = scanLog_unstructure_iterator(f);
  // TODO: clean up file handle in case of error
  for (SoftwareMadeWeb o : l) pcall {
    Web web = o.web;
    if (web == null)
      web = web_unstructure(o.structure);
    if (web != null) {
      websOut.add(web_intern(web_setSourceIfEmpty(web, src)));
      mapPut(furtherInfoMap, web, o);
    }
  }
}