Fix loading user config for mac

multistream.cpp

@@ -151,17 +151,24 @@ void showVerticalWarning(QVBoxLayout *verticalLayout)
 
 #if LIBOBS_API_VER < MAKE_SEMANTIC_VERSION(31, 0, 0)
 static config_t *(*get_user_config_func)(void) = nullptr;
+static config_t *user_config = nullptr;
 #endif
 
 config_t *get_user_config(void)
 {
 #if LIBOBS_API_VER < MAKE_SEMANTIC_VERSION(31, 0, 0)
+	if (user_config)
+		return user_config;
 	if (!get_user_config_func) {
 		if (obs_get_version() < MAKE_SEMANTIC_VERSION(31, 0, 0)) {
 			get_user_config_func = obs_frontend_get_global_config;
 			blog(LOG_INFO, "[Aitum Multistream] use global config");
 		} else {
+#ifdef __APPLE__
+			auto handle = os_dlopen("obs-frontend-api.dylib");
+#else
 			auto handle = os_dlopen("obs-frontend-api");
+#endif
 			if (handle) {
 				get_user_config_func = (config_t * (*)(void)) os_dlsym(handle, "obs_frontend_get_user_config");
 				os_dlclose(handle);
@@ -172,7 +179,8 @@ config_t *get_user_config(void)
 	}
 	if (get_user_config_func)
 		return get_user_config_func();
-	return obs_frontend_get_global_config();
+	user_config = obs_frontend_get_global_config();
+	return user_config;
 #else
 	return obs_frontend_get_user_config();
 #endif