+#endif // HAVE_LIBAIKSAURUS
+#endif // !HAVE_LIBMYTHES
+
+
+#ifdef HAVE_LIBMYTHES
+
+namespace {
+
+string const to_iconv_encoding(docstring const & s, string const & encoding)
+{
+ std::vector<char> const encoded =
+ ucs4_to_eightbit(s.data(), s.length(), encoding);
+ return string(encoded.begin(), encoded.end());
+}
+
+
+docstring const from_iconv_encoding(string const & s, string const & encoding)
+{
+ std::vector<char_type> const ucs4 =
+ eightbit_to_ucs4(s.data(), s.length(), encoding);
+ return docstring(ucs4.begin(), ucs4.end());
+}
+
+} // namespace anon
+
+
+Thesaurus::Thesaurus()
+{
+ string const idx("/home/juergen/updates/MyThes-1.0/th_de_DE_v2.idx");
+ string const data("/home/juergen/updates/MyThes-1.0/th_de_DE_v2.dat");
+ char const * af = idx.c_str();
+ char const * df = data.c_str();
+ thes_ = new MyThes(af, df);
+}
+
+
+Thesaurus::~Thesaurus()
+{
+ if (thes_)
+ delete thes_;
+}
+
+
+Thesaurus::Meanings Thesaurus::lookup(docstring const & t)
+{
+ Meanings meanings;
+
+ string const encoding = thes_->get_th_encoding();
+
+ mentry * pmean;
+ string const text = to_iconv_encoding(support::lowercase(t), encoding);
+ int len = strlen(text.c_str());
+ int count = thes_->Lookup(text.c_str(), len, &pmean);
+ if (!count)
+ return meanings;
+
+ // don't change value of pmean or count
+ // they are needed for the CleanUpAfterLookup routine
+ mentry * pm = pmean;
+ docstring meaning;
+ docstring ret;
+ for (int i = 0; i < count; i++) {
+ meaning = from_iconv_encoding(string(pm->defn), encoding);
+ // remove silly item
+ if (support::prefixIs(meaning, '-'))
+ meaning = support::ltrim(meaning, "- ");
+ for (int j = 0; j < pm->count; j++) {
+ ret = from_iconv_encoding(string(pm->psyns[j]), encoding);
+ }
+ meanings[meaning].push_back(ret);
+ pm++;
+ }
+ // now clean up all allocated memory
+ thes_->CleanUpAfterLookup(&pmean, count);
+
+ for (Meanings::iterator it = meanings.begin();
+ it != meanings.end(); ++it)
+ sort(it->second.begin(), it->second.end());
+
+ return meanings;
+}
+