Added proper error checking in event callback handler
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@ -64,10 +64,10 @@ includestuff = r"""
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/* Macro to test whether a weak-loaded CFM function exists */
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#define PyMac_PRECHECK(rtn) do { if ( &rtn == NULL ) {\
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PyErr_SetString(PyExc_NotImplementedError, \
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"Not available in this shared library/OS version"); \
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return; \
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}} while(0)
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PyErr_SetString(PyExc_NotImplementedError, \
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"Not available in this shared library/OS version"); \
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return; \
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}} while(0)
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#define USE_MAC_MP_MULTITHREADING 0
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@ -145,24 +145,37 @@ EventHotKeyID_Convert(PyObject *v, EventHotKeyID *out)
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static EventHandlerUPP myEventHandlerUPP;
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pascal OSStatus myEventHandler(EventHandlerCallRef handlerRef, EventRef event, void *outPyObject) {
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static pascal OSStatus
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myEventHandler(EventHandlerCallRef handlerRef, EventRef event, void *outPyObject) {
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PyObject *retValue;
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int status;
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#if USE_MAC_MP_MULTITHREADING
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MPEnterCriticalRegion(reentrantLock, kDurationForever);
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PyEval_RestoreThread(_save);
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MPEnterCriticalRegion(reentrantLock, kDurationForever);
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PyEval_RestoreThread(_save);
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#endif /* USE_MAC_MP_MULTITHREADING */
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retValue = PyObject_CallFunction((PyObject *)outPyObject, "O&O&", EventHandlerCallRef_New, handlerRef, EventRef_New, event);
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status = PyInt_AsLong(retValue);
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retValue = PyObject_CallFunction((PyObject *)outPyObject, "O&O&", EventHandlerCallRef_New, handlerRef, EventRef_New, event);
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if (retValue == NULL) {
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PySys_WriteStderr("Error in event handler callback:\n");
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PyErr_Print(); /* this also clears the error */
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status = noErr; /* complain? how? */
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} else {
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if (retValue == Py_None)
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status = noErr;
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else if (PyInt_Check(retValue)) {
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status = PyInt_AsLong(retValue);
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} else
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status = noErr; /* wrong object type, complain? */
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Py_DECREF(retValue);
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}
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#if USE_MAC_MP_MULTITHREADING
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_save = PyEval_SaveThread();
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MPExitCriticalRegion(reentrantLock);
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_save = PyEval_SaveThread();
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MPExitCriticalRegion(reentrantLock);
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#endif /* USE_MAC_MP_MULTITHREADING */
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return status;
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return status;
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}
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/******** end myEventHandler ***********/
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@ -15,10 +15,10 @@
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/* Macro to test whether a weak-loaded CFM function exists */
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#define PyMac_PRECHECK(rtn) do { if ( &rtn == NULL ) {\
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PyErr_SetString(PyExc_NotImplementedError, \
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"Not available in this shared library/OS version"); \
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return; \
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}} while(0)
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PyErr_SetString(PyExc_NotImplementedError, \
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"Not available in this shared library/OS version"); \
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return; \
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}} while(0)
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#define USE_MAC_MP_MULTITHREADING 0
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@ -96,24 +96,37 @@ EventHotKeyID_Convert(PyObject *v, EventHotKeyID *out)
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static EventHandlerUPP myEventHandlerUPP;
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pascal OSStatus myEventHandler(EventHandlerCallRef handlerRef, EventRef event, void *outPyObject) {
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static pascal OSStatus
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myEventHandler(EventHandlerCallRef handlerRef, EventRef event, void *outPyObject) {
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PyObject *retValue;
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int status;
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#if USE_MAC_MP_MULTITHREADING
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MPEnterCriticalRegion(reentrantLock, kDurationForever);
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PyEval_RestoreThread(_save);
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MPEnterCriticalRegion(reentrantLock, kDurationForever);
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PyEval_RestoreThread(_save);
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#endif /* USE_MAC_MP_MULTITHREADING */
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retValue = PyObject_CallFunction((PyObject *)outPyObject, "O&O&", EventHandlerCallRef_New, handlerRef, EventRef_New, event);
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status = PyInt_AsLong(retValue);
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retValue = PyObject_CallFunction((PyObject *)outPyObject, "O&O&", EventHandlerCallRef_New, handlerRef, EventRef_New, event);
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if (retValue == NULL) {
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PySys_WriteStderr("Error in event handler callback:\n");
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PyErr_Print(); /* this also clears the error */
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status = noErr; /* complain? how? */
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} else {
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if (retValue == Py_None)
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status = noErr;
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else if (PyInt_Check(retValue)) {
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status = PyInt_AsLong(retValue);
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} else
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status = noErr; /* wrong object type, complain? */
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Py_DECREF(retValue);
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}
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#if USE_MAC_MP_MULTITHREADING
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_save = PyEval_SaveThread();
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MPExitCriticalRegion(reentrantLock);
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_save = PyEval_SaveThread();
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MPExitCriticalRegion(reentrantLock);
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#endif /* USE_MAC_MP_MULTITHREADING */
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return status;
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return status;
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}
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/******** end myEventHandler ***********/
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