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LibC: Remove a bunch of weak pthread_* symbols

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This commit is contained in:
Tim Schumacher 2022-07-19 17:23:18 +02:00 • committed by Brian Gianforcaro
parent cf4b7e343a
commit 224ac1a307
8 changed files with 67 additions and 137 deletions
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32
Userland/Libraries/LibC/pthread_tls.cpp
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@ -28,10 +28,11 @@ static KeyTable s_keys;
__thread SpecificTable t_specifics;
int __pthread_key_create(pthread_key_t* key, KeyDestructor destructor)
// https://pubs.opengroup.org/onlinepubs/009695399/functions/pthread_key_create.html
int pthread_key_create(pthread_key_t* key, KeyDestructor destructor)
{
int ret = 0;
__pthread_mutex_lock(&s_keys.mutex);
pthread_mutex_lock(&s_keys.mutex);
if (s_keys.next >= max_keys) {
ret = EAGAIN;
} else {
@ -39,25 +40,23 @@ int __pthread_key_create(pthread_key_t* key, KeyDestructor destructor)
s_keys.destructors[*key] = destructor;
ret = 0;
}
__pthread_mutex_unlock(&s_keys.mutex);
pthread_mutex_unlock(&s_keys.mutex);
return ret;
}
int pthread_key_create(pthread_key_t*, KeyDestructor) __attribute__((weak, alias("__pthread_key_create")));
int __pthread_key_delete(pthread_key_t key)
// https://pubs.opengroup.org/onlinepubs/009695399/functions/pthread_key_delete.html
int pthread_key_delete(pthread_key_t key)
{
if (key < 0 || key >= max_keys)
return EINVAL;
__pthread_mutex_lock(&s_keys.mutex);
pthread_mutex_lock(&s_keys.mutex);
s_keys.destructors[key] = nullptr;
__pthread_mutex_unlock(&s_keys.mutex);
pthread_mutex_unlock(&s_keys.mutex);
return 0;
}
int pthread_key_delete(pthread_key_t) __attribute__((weak, alias("__pthread_key_delete")));
void* __pthread_getspecific(pthread_key_t key)
// https://pubs.opengroup.org/onlinepubs/009695399/functions/pthread_getspecific.html
void* pthread_getspecific(pthread_key_t key)
{
if (key < 0)
return nullptr;
@ -66,9 +65,8 @@ void* __pthread_getspecific(pthread_key_t key)
return t_specifics.values[key];
}
void* pthread_getspecific(pthread_key_t) __attribute__((weak, alias("__pthread_getspecific")));
int __pthread_setspecific(pthread_key_t key, void const* value)
// https://pubs.opengroup.org/onlinepubs/009695399/functions/pthread_setspecific.html
int pthread_setspecific(pthread_key_t key, void const* value)
{
if (key < 0)
return EINVAL;
@ -79,14 +77,12 @@ int __pthread_setspecific(pthread_key_t key, void const* value)
return 0;
}
int pthread_setspecific(pthread_key_t, void const*) __attribute__((weak, alias("__pthread_setspecific")));
void __pthread_key_destroy_for_current_thread()
{
// This function will either be called during exit_thread, for a pthread, or
// during global program shutdown for the main thread.
__pthread_mutex_lock(&s_keys.mutex);
pthread_mutex_lock(&s_keys.mutex);
size_t num_used_keys = s_keys.next;
// Dr. POSIX accounts for weird key destructors setting their own key again.
@ -105,7 +101,7 @@ void __pthread_key_destroy_for_current_thread()
if (!any_nonnull_destructors)
break;
}
__pthread_mutex_unlock(&s_keys.mutex);
pthread_mutex_unlock(&s_keys.mutex);
}
}
#endif