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gh-99113: Add Py_MOD_PER_INTERPRETER_GIL_SUPPORTED by ericsnowcurrently · Pull Request #104205 · python/cpython · GitHub
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gh-99113: Add Py_MOD_PER_INTERPRETER_GIL_SUPPORTED #104205

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Merged
ericsnowcurrently merged 3 commits into from
May 5, 2023
Merged

gh-99113: Add Py_MOD_PER_INTERPRETER_GIL_SUPPORTED #104205

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a1b027a
Add Py_MOD_PER_INTERPRETER_GIL_SUPPORTED.
ericsnowcurrently May 4, 2023
72288a3
Fix all the modules.
ericsnowcurrently May 4, 2023
6849fa5
Use Py_MOD_MULTIPLE_INTERPRETERS_NOT_SUPPORTED for modules with incom…
ericsnowcurrently May 5, 2023
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Add Py_MOD_PER_INTERPRETER_GIL_SUPPORTED.
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@ericsnowcurrently
ericsnowcurrently committed May 5, 2023
commit a1b027ac54e6b7b061a1e0cff45624c9e448f28c
1 change: 1 addition & 0 deletions Include/moduleobject.h
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Expand Up @@ -87,6 +87,7 @@ struct PyModuleDef_Slot {
/* for Py_mod_multiple_interpreters: */
#define Py_MOD_MULTIPLE_INTERPRETERS_NOT_SUPPORTED ((void *)0)
#define Py_MOD_MULTIPLE_INTERPRETERS_SUPPORTED ((void *)1)
#define Py_MOD_PER_INTERPRETER_GIL_SUPPORTED ((void *)2)

#endif /* New in 3.5 */

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3 changes: 2 additions & 1 deletion Objects/moduleobject.c
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Expand Up @@ -250,6 +250,7 @@ PyModule_FromDefAndSpec2(PyModuleDef* def, PyObject *spec, int module_api_versio
int has_execution_slots = 0;
const char *name;
int ret;
PyInterpreterState *interp = _PyInterpreterState_GET();

PyModuleDef_Init(def);

Expand Down Expand Up @@ -316,13 +317,13 @@ PyModule_FromDefAndSpec2(PyModuleDef* def, PyObject *spec, int module_api_versio
multiple_interpreters = Py_MOD_MULTIPLE_INTERPRETERS_SUPPORTED;
}
if (multiple_interpreters == Py_MOD_MULTIPLE_INTERPRETERS_NOT_SUPPORTED) {
PyInterpreterState *interp = _PyInterpreterState_GET();
if (!_Py_IsMainInterpreter(interp)
&& _PyImport_CheckSubinterpIncompatibleExtensionAllowed(name) < 0)
{
goto error;
}
}
// XXX Do a similar check once we have PyInterpreterState.ceval.own_gil.

if (create) {
m = create(spec, def);
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