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bpo-40232: Update PyOS_AfterFork_Child() to use _PyThread_at_fork_reinit() (GH-19450)

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Dong-hee Na 2020-04-15 01:16:24 +09:00 • committed by GitHub
parent e5014be049
commit 62f75fe3dd
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6 changed files with 21 additions and 13 deletions
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Python/import.c
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@ -200,6 +200,7 @@ _PyImport_ReleaseLock(void)
return 1;
}
#ifdef HAVE_FORK
/* This function is called from PyOS_AfterFork_Child to ensure that newly
created child processes do not share locks with the parent.
We now acquire the import lock around fork() calls but on some platforms
@ -209,8 +210,7 @@ void
_PyImport_ReInitLock(void)
{
if (import_lock != NULL) {
import_lock = PyThread_allocate_lock();
if (import_lock == NULL) {
if (_PyThread_at_fork_reinit(&import_lock) < 0) {
_Py_FatalErrorFunc(__func__, "failed to create a new lock");
}
}
@ -229,6 +229,7 @@ _PyImport_ReInitLock(void)
import_lock_level = 0;
}
}
#endif
/*[clinic input]
_imp.lock_held