+ inline void
+ signal(void) {
+#ifdef _WIN32
+ WakeConditionVariable(&_native_handle);
+#else
+ pthread_cond_signal(&_native_handle);
+#endif
+ }
+
+ inline void
+ wait(unique_lock<mutex> & lock) {
+ mutex::native_handle_type & mutex_native_handle = lock.mutex()->native_handle();
+#ifdef _WIN32
+ /* FIXME */
+ SleepConditionVariableCS(&_native_handle, &mutex_native_handle, INFINITE);
+#else
+ pthread_cond_wait(&_native_handle, &mutex_native_handle);
+#endif
+ }
+
+ protected:
+ native_handle_type _native_handle;
+ };
+
+
+ /**
+ * Same interface as boost::thread_specific_ptr.
+ */
+ template <typename T>
+ class thread_specific_ptr
+ {
+ private:
+#ifdef _WIN32
+ DWORD dwTlsIndex;
+#else
+ pthread_key_t key;
+
+ static void destructor(void *ptr) {
+ delete static_cast<T *>(ptr);
+ }
+#endif
+
+ public:
+ thread_specific_ptr(void) {
+#ifdef _WIN32
+ dwTlsIndex = TlsAlloc();
+#else
+ pthread_key_create(&key, &destructor);
+#endif
+ }
+
+ ~thread_specific_ptr() {
+#ifdef _WIN32
+ TlsFree(dwTlsIndex);
+#else
+ pthread_key_delete(key);
+#endif
+ }
+
+ T* get(void) const {
+ void *ptr;
+#ifdef _WIN32
+ ptr = TlsGetValue(dwTlsIndex);
+#else
+ ptr = pthread_getspecific(key);
+#endif
+ return static_cast<T*>(ptr);
+ }
+
+ T* operator -> (void) const
+ {
+ return get();
+ }
+
+ T& operator * (void) const
+ {
+ return *get();
+ }
+
+ void reset(T* new_value=0) {
+ T * old_value = get();
+ set(new_value);
+ if (old_value) {
+ delete old_value;
+ }
+ }
+
+ T* release (void) {
+ T * old_value = get();
+ set(0);
+ return old_value;
+ }
+
+private:
+ void set(T* new_value) {
+#ifdef _WIN32
+ TlsSetValue(dwTlsIndex, new_value);
+#else
+ pthread_setspecific(key, new_value);
+#endif
+ }
+ };
+
+
+ /**
+ * Same interface as std::thread
+ */
+ class thread {
+ public:
+#ifdef _WIN32
+ typedef HANDLE native_handle_type;
+#else
+ typedef pthread_t native_handle_type;
+#endif
+
+ template< class Function, class Arg >
+ explicit thread( Function& f, Arg arg ) {
+#ifdef _WIN32
+ /* FIXME */
+ DWORD id = 0;
+ _native_handle = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)f, (LPVOID)arg, 0, &id);
+#else
+ pthread_create(&_native_handle, NULL, f, arg);
+#endif
+ }
+
+ inline void
+ join() {
+#ifdef _WIN32
+ WaitForSingleObject(_native_handle, INFINITE);
+#else
+ pthread_join(_native_handle, NULL);
+#endif
+ }
+
+ private:
+ native_handle_type _native_handle;
+
+#if 0
+#ifdef _WIN32
+ template< class Function, class Arg >
+ static DWORD WINAPI
+ ThreadProc(LPVOID lpParameter) {
+
+ );
+#endif
+#endif
+ };