allows building without embedded and multiple interpreters

plugins/python/pyloader.c

@@ -483,7 +483,9 @@ PyObject *uwsgi_uwsgi_loader(void *arg1) {
 
 	PyObject *tmp_callable;
 	PyObject *applications;
+#ifdef UWSGI_EMBEDDED
 	PyObject *uwsgi_dict = get_uwsgi_pydict("uwsgi");
+#endif
 
 	char *module = (char *) arg1;
 
@@ -506,8 +508,10 @@ PyObject *uwsgi_uwsgi_loader(void *arg1) {
 		return NULL;
 	}
 
+#ifdef UWSGI_EMBEDDED
 	applications = PyDict_GetItemString(uwsgi_dict, "applications");
 	if (applications && PyDict_Check(applications)) return applications;
+#endif
 
 	applications = PyDict_GetItemString(wsgi_dict, "applications");
 	if (applications && PyDict_Check(applications)) return applications;

plugins/python/python_plugin.c

@@ -282,6 +282,7 @@ realstuff:
 	if (uwsgi.has_threads)
 		PyGILState_Ensure();
 	// no need to worry about freeing memory
+#ifdef UWSGI_EMBEDDED
 	PyObject *uwsgi_dict = get_uwsgi_pydict("uwsgi");
 	if (uwsgi_dict) {
 		PyObject *ae = PyDict_GetItemString(uwsgi_dict, "atexit");
@@ -289,6 +290,7 @@ realstuff:
 			python_call(ae, PyTuple_New(0), 0, NULL);
 		}
 	}
+#endif
 
 	// this part is a 1:1 copy of mod_wsgi 3.x
         // it is required to fix some atexit bug with python 3
@@ -1165,6 +1167,7 @@ next:
 	}
 #endif
 
+#ifdef UWSGI_EMBEDDED
 	PyObject *uwsgi_dict = get_uwsgi_pydict("uwsgi");
         if (uwsgi_dict) {
                 up.after_req_hook = PyDict_GetItemString(uwsgi_dict, "after_req_hook");
@@ -1174,6 +1177,7 @@ next:
 			Py_INCREF(up.after_req_hook_args);
 		}
 	}
+#endif
 
 	// lazy ?
 	if (uwsgi.mywid > 0) {

plugins/python/wsgi_handlers.c

@@ -510,7 +510,9 @@ int uwsgi_request_wsgi(struct wsgi_request *wsgi_req) {
 	}
 
 	// this object must be freed/cleared always
+#ifdef UWSGI_ASYNC
 end:
+#endif
 	if (wsgi_req->async_input) {
                 Py_DECREF((PyObject *)wsgi_req->async_input);
         }