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cd9536a087
The following are added to the internal C-API: * _PyErr_FormatV() * _PyErr_SetModuleNotFoundError() * _PyXIData_GetNotShareableErrorType() * _PyXIData_FormatNotShareableError() We also drop _PyXIData_lookup_context_t and _PyXIData_GetLookupContext().
41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
#ifndef Py_CORE_CROSSINTERP_DATA_REGISTRY_H
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# error "this header must not be included directly"
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#endif
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// For now we use a global registry of shareable classes. An
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// alternative would be to add a tp_* slot for a class's
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// xidatafunc. It would be simpler and more efficient.
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struct _xid_regitem;
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typedef struct _xid_regitem {
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struct _xid_regitem *prev;
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struct _xid_regitem *next;
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/* This can be a dangling pointer, but only if weakref is set. */
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PyTypeObject *cls;
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/* This is NULL for builtin types. */
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PyObject *weakref;
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size_t refcount;
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xidatafunc getdata;
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} _PyXIData_regitem_t;
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typedef struct {
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int global; /* builtin types or heap types */
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int initialized;
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PyMutex mutex;
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_PyXIData_regitem_t *head;
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} _PyXIData_registry_t;
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PyAPI_FUNC(int) _PyXIData_RegisterClass(
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PyThreadState *,
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PyTypeObject *,
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xidatafunc);
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PyAPI_FUNC(int) _PyXIData_UnregisterClass(
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PyThreadState *,
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PyTypeObject *);
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struct _xid_lookup_state {
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// XXX Remove this field once we have a tp_* slot.
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_PyXIData_registry_t registry;
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};
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