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bpo-46008: Add _PyInterpreterState_Main(). (gh-29978)

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PyInterpreterState_Main() is a plain function exposed in the public C-API. For internal usage we can take the more efficient approach in this PR.

https://bugs.python.org/issue46008
This commit is contained in:
Eric Snow 2021-12-07 18:56:06 -07:00 • committed by GitHub
parent 1f384e3184
commit 758b74e71e
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4 changed files with 13 additions and 9 deletions
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14
Include/internal/pycore_pystate.h
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@ -21,19 +21,23 @@ _Py_IsMainThread(void)
}
static inline PyInterpreterState *
_PyInterpreterState_Main(void)
{
return _PyRuntime.interpreters.main;
}
static inline int
_Py_IsMainInterpreter(PyInterpreterState *interp)
{
/* Use directly _PyRuntime rather than tstate->interp->runtime, since
this function is used in performance critical code path (ceval) */
return (interp == _PyRuntime.interpreters.main);
return (interp == _PyInterpreterState_Main());
}
static inline const PyConfig *
_Py_GetMainConfig(void)
{
PyInterpreterState *interp = _PyRuntime.interpreters.main;
PyInterpreterState *interp = _PyInterpreterState_Main();
if (interp == NULL) {
return NULL;
}
@ -45,7 +49,7 @@ _Py_GetMainConfig(void)
static inline int
_Py_ThreadCanHandleSignals(PyInterpreterState *interp)
{
return (_Py_IsMainThread() && interp == _PyRuntime.interpreters.main);
return (_Py_IsMainThread() && _Py_IsMainInterpreter(interp));
}