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Allow user to override pthread mutex and cond

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Justine Tunney 2024-12-23 21:57:52 -08:00
parent 4705705548
commit 55b7aa1632
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GPG key ID: BE714B4575D6E328
54 changed files with 216 additions and 102 deletions
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10
libc/thread/pthread_atfork.c
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@ -63,17 +63,17 @@ static void _pthread_onfork(int i, const char *op) {
}
void _pthread_onfork_prepare(void) {
pthread_mutex_lock(&_atforks.lock);
_pthread_mutex_lock(&_atforks.lock);
_pthread_onfork(0, "prepare");
}
void _pthread_onfork_parent(void) {
_pthread_onfork(1, "parent");
pthread_mutex_unlock(&_atforks.lock);
_pthread_mutex_unlock(&_atforks.lock);
}
void _pthread_onfork_child(void) {
pthread_mutex_wipe_np(&_atforks.lock);
_pthread_mutex_wipe_np(&_atforks.lock);
_pthread_onfork(2, "child");
}
@ -171,12 +171,12 @@ int pthread_atfork(atfork_f prepare, atfork_f parent, atfork_f child) {
a->f[0] = prepare;
a->f[1] = parent;
a->f[2] = child;
pthread_mutex_lock(&_atforks.lock);
_pthread_mutex_lock(&_atforks.lock);
a->p[0] = 0;
a->p[1] = _atforks.list;
if (_atforks.list)
_atforks.list->p[0] = a;
_atforks.list = a;
pthread_mutex_unlock(&_atforks.lock);
_pthread_mutex_unlock(&_atforks.lock);
return 0;
}