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Issue #23998: PyImport_ReInitLock() now checks for lock allocation error

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Christian Heimes 2015-04-19 21:15:02 +02:00
commit 1a084a882b
2 changed files with 10 additions and 1 deletions
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5
Misc/NEWS
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@ -213,6 +213,11 @@ Tools/Demos
if Argument Clinic processes the same symbol multiple times, and it's emitted if Argument Clinic processes the same symbol multiple times, and it's emitted
at the end of all processing rather than immediately after the first use. at the end of all processing rather than immediately after the first use.
C API
-----
- Issue #23998: PyImport_ReInitLock() now checks for lock allocation error
What's New in Python 3.5.0 alpha 3? What's New in Python 3.5.0 alpha 3?
=================================== ===================================

6
Python/import.c
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@ -209,8 +209,12 @@ _PyImport_ReleaseLock(void)
void void
_PyImport_ReInitLock(void) _PyImport_ReInitLock(void)
{ {
if (import_lock != NULL) if (import_lock != NULL) {
import_lock = PyThread_allocate_lock(); import_lock = PyThread_allocate_lock();
if (import_lock == NULL) {
Py_FatalError("PyImport_ReInitLock failed to create a new lock");
}
}
if (import_lock_level > 1) { if (import_lock_level > 1) {
/* Forked as a side effect of import */ /* Forked as a side effect of import */
long me = PyThread_get_thread_ident(); long me = PyThread_get_thread_ident();