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bpo-46008: Move Py*State init into distinct functions. (gh-29977)

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Previously, basic initialization of PyInterprterState happened in PyInterpreterState_New() (along with allocation and adding the new interpreter to the runtime state). This prevented us from initializing interpreter states that were allocated separately (e.g. statically or in a free list). We've addressed that here by factoring out a separate function just for initialization. We've done the same for PyThreadState. _PyRuntimeState was sorted out when we added it since _PyRuntime is statically allocated. However, here we update the existing init code to line up with the functions for PyInterpreterState and PyThreadState.

https://bugs.python.org/issue46008
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Eric Snow 2021-12-07 18:59:49 -07:00 • committed by GitHub
parent 758b74e71e
commit 32a67246b0
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4 changed files with 309 additions and 113 deletions
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6
Include/cpython/pystate.h
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@ -77,6 +77,12 @@ struct _ts {
struct _ts *next;
PyInterpreterState *interp;
/* Has been initialized to a safe state.
In order to be effective, this must be set to 0 during or right
after allocation. */
int _initialized;
int recursion_remaining;
int recursion_limit;
int recursion_headroom; /* Allow 50 more calls to handle any errors. */