Fix windows build when using pthreads-win32 library

diff --git a/libs/backends/portaudio/portaudio_backend.cc b/libs/backends/portaudio/portaudio_backend.cc
index b6736ca1b01bb0e9014b9969f985a055d94441e4..2f34f71e82437bf2b26d95561a3f4bef25b30027 100644 (file)
--- a/libs/backends/portaudio/portaudio_backend.cc
+++ b/libs/backends/portaudio/portaudio_backend.cc
@@ -656,7 +656,9 @@ PortAudioBackend::process_callback(const float* input,
                return true;
        }
 
-       if (_reinit_thread_callback || m_main_thread != pthread_self()) {
+       bool in_main_thread = pthread_equal(m_main_thread, pthread_self());
+
+       if (_reinit_thread_callback || !in_main_thread) {
                _reinit_thread_callback = false;
                m_main_thread = pthread_self();
                AudioEngine::thread_init_callback (this);