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Code Issues Releases Activity

Replace the deprecated PyOS_AfterFork() function

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Container_attach_and_possibly_wait() fails in Python 3.13 with
"PyMutex_Unlock: unlocking mutex that is not locked" if PyOS_AfterFork()
is used.

Signed-off-by: Andreas Vögele <andreas@andreasvoegele.com>
This commit is contained in:
Andreas Vögele
2025-05-13 12:07:36 +02:00
parent ac1f123b55
commit 5c603a7665
1 changed files with 10 additions and 0 deletions
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10
lxc.c
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@@ -198,7 +198,11 @@ static int lxc_attach_python_exec(void* _payload)
* container. As lxc_attach() calls fork() PyOS_AfterFork should be called
* in the new process if the Python interpreter will continue to be used.
*/
#if PY_VERSION_HEX >= 0x030700F0
PyOS_AfterFork_Child();
#else
PyOS_AfterFork();
#endif
struct lxc_attach_python_payload *payload =
(struct lxc_attach_python_payload *)_payload;
@@ -748,8 +752,14 @@ Container_attach_and_possibly_wait(Container *self, PyObject *args,
if (!options)
return NULL;
#if PY_VERSION_HEX >= 0x030700F0
PyOS_BeforeFork();
#endif
ret = self->container->attach(self->container, lxc_attach_python_exec,
&payload, options, &pid);
#if PY_VERSION_HEX >= 0x030700F0
PyOS_AfterFork_Parent();
#endif
if (ret < 0)
goto out;