+typedef map<string, WordList *> GlobalWordList;
+// Each thread uses its own word list, but only the one of the GUI thread is
+// used to do real work. The others are only neded to prevent simultanous
+// write access e.g. from a cloned buffer and a true document buffer.
+QThreadStorage<GlobalWordList *> theGlobalWordList;
+
+
+WordList * theWordList(string const & lang)
+{
+ if (!theGlobalWordList.hasLocalData())
+ theGlobalWordList.setLocalData(new GlobalWordList);
+ GlobalWordList * globalWordList = theGlobalWordList.localData();
+ GlobalWordList::iterator it = globalWordList->find(lang);
+ if (it != globalWordList->end())
+ return it->second;
+ else {
+ WordList * wl = new WordList;
+ (*globalWordList)[lang] = wl;
+ return wl;
+ }
+}