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py/modthread: Raise RuntimeError in release() if lock is not acquired.

This commit is contained in:
Damien George 2017-06-14 14:43:50 +10:00
parent a47b871131
commit e374cfff80
2 changed files with 9 additions and 1 deletions
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4
py/modthread.c
View File

@ -84,7 +84,9 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(thread_lock_acquire_obj, 1, 3, thread
STATIC mp_obj_t thread_lock_release(mp_obj_t self_in) {
mp_obj_thread_lock_t *self = MP_OBJ_TO_PTR(self_in);
// TODO check if already unlocked
if (!self->locked) {
mp_raise_msg(&mp_type_RuntimeError, NULL);
}
self->locked = false;
MP_THREAD_GIL_EXIT();
mp_thread_mutex_unlock(&self->mutex);

6
tests/thread/thread_lock1.py
View File

@ -38,3 +38,9 @@ try:
except KeyError:
print('KeyError')
print(lock.locked())
# test that we can't release an unlocked lock
try:
lock.release()
except RuntimeError:
print('RuntimeError')