//
// The destructor!
//
~SpellDictionary(){
if (spellClass){
delete spellClass;
spellClass = NULL;
}
uv_rwlock_destroy(&rwlock);
};
static mrb_value
mrb_uv_rwlock_destroy(mrb_state *mrb, mrb_value self)
{
uv_rwlock_destroy((uv_rwlock_t*)mrb_uv_get_ptr(mrb, self, &mrb_uv_rwlock_type));
DATA_PTR(self) = NULL;
return self;
}
static void
mrb_uv_rwlock_free(mrb_state *mrb, void *p)
{
if (p) {
uv_rwlock_destroy((uv_rwlock_t*)p);
mrb_free(mrb, p);
}
}
static void
RWLock_tp_dealloc(RWLock *self)
{
if (self->initialized) {
uv_rwlock_destroy(&self->uv_rwlock);
}
Py_TYPE(self)->tp_free(self);
}
void
php_cassandra_log_cleanup()
{
cass_log_cleanup();
uv_rwlock_destroy(&log_lock);
if (log_location) {
free(log_location);
log_location = NULL;
}
}
int main()
{
uv_thread_t threads[3];
int thread_nums[] = {1, 2, 1};
uv_barrier_init(&blocker, 4);
shared_num = 0;
uv_rwlock_init(&numlock);
uv_thread_create(&threads[0], reader, &thread_nums[0]);
uv_thread_create(&threads[1], reader, &thread_nums[1]);
uv_thread_create(&threads[2], writer, &thread_nums[2]);
uv_barrier_wait(&blocker);
uv_barrier_destroy(&blocker);
uv_rwlock_destroy(&numlock);
return 0;
}
// same as ./10-locks, but using try* functions when obtaining read and write locks
//
int main() {
int r;
const int count = 4;
fprintf(stderr, "barrier: init\n");
uv_barrier_init(&blocker, count);
shared_num = 0;
// https://github.com/thlorenz/libuv-dox/blob/master/methods.md#rwlock
fprintf(stderr, "rwlock: init\n");
r = uv_rwlock_init(&numlock);
if (r) ERROR("rwlock_init", r);
uv_thread_t threads[3];
int thread_nums[] = { 1, 2, 1 };
r = uv_thread_create(&threads[0], reader_entry, &thread_nums[0]);
if (r) ERROR("thread_create", r);
r = uv_thread_create(&threads[1], reader_entry, &thread_nums[1]);
if (r) ERROR("thread_create", r);
r = uv_thread_create(&threads[2], writer_entry, &thread_nums[2]);
if (r) ERROR("thread_create", r);
// https://github.com/thlorenz/libuv-dox/blob/master/methods.md#barrier
fprintf(stderr, "barrier: wait\n");
uv_barrier_wait(&blocker);
fprintf(stderr, "barrier: destroy\n");
uv_barrier_destroy(&blocker);
fprintf(stderr, "rwlock: destroy\n");
uv_rwlock_destroy(&numlock);
if (r) ERROR("rwlock_destroy", r);
return 0;
}
void uv__loop_close(uv_loop_t* loop) {
uv__signal_loop_cleanup(loop);
uv__platform_loop_delete(loop);
uv__async_stop(loop);
if (loop->emfile_fd != -1) {
uv__close(loop->emfile_fd);
loop->emfile_fd = -1;
}
if (loop->backend_fd != -1) {
uv__close(loop->backend_fd);
loop->backend_fd = -1;
}
uv_mutex_lock(&loop->wq_mutex);
assert(QUEUE_EMPTY(&loop->wq) && "thread pool work queue not empty!");
assert(!uv__has_active_reqs(loop));
uv_mutex_unlock(&loop->wq_mutex);
uv_mutex_destroy(&loop->wq_mutex);
/*
* Note that all thread pool stuff is finished at this point and
* it is safe to just destroy rw lock
*/
uv_rwlock_destroy(&loop->cloexec_lock);
#if 0
assert(QUEUE_EMPTY(&loop->pending_queue));
assert(QUEUE_EMPTY(&loop->watcher_queue));
assert(loop->nfds == 0);
#endif
uv__free(loop->watchers);
loop->watchers = NULL;
loop->nwatchers = 0;
}
int uv_loop_init(uv_loop_t* loop) {
void* saved_data;
int err;
saved_data = loop->data;
memset(loop, 0, sizeof(*loop));
loop->data = saved_data;
heap_init((struct heap*) &loop->timer_heap);
QUEUE_INIT(&loop->wq);
QUEUE_INIT(&loop->idle_handles);
QUEUE_INIT(&loop->async_handles);
QUEUE_INIT(&loop->check_handles);
QUEUE_INIT(&loop->prepare_handles);
QUEUE_INIT(&loop->handle_queue);
loop->active_handles = 0;
loop->active_reqs.count = 0;
loop->nfds = 0;
loop->watchers = NULL;
loop->nwatchers = 0;
QUEUE_INIT(&loop->pending_queue);
QUEUE_INIT(&loop->watcher_queue);
loop->closing_handles = NULL;
uv__update_time(loop);
loop->async_io_watcher.fd = -1;
loop->async_wfd = -1;
loop->signal_pipefd[0] = -1;
loop->signal_pipefd[1] = -1;
loop->backend_fd = -1;
loop->emfile_fd = -1;
loop->timer_counter = 0;
loop->stop_flag = 0;
err = uv__platform_loop_init(loop);
if (err)
return err;
uv__signal_global_once_init();
err = uv_signal_init(loop, &loop->child_watcher);
if (err)
goto fail_signal_init;
uv__handle_unref(&loop->child_watcher);
loop->child_watcher.flags |= UV__HANDLE_INTERNAL;
QUEUE_INIT(&loop->process_handles);
err = uv_rwlock_init(&loop->cloexec_lock);
if (err)
goto fail_rwlock_init;
err = uv_mutex_init(&loop->wq_mutex);
if (err)
goto fail_mutex_init;
err = uv_async_init(loop, &loop->wq_async, uv__work_done);
if (err)
goto fail_async_init;
uv__handle_unref(&loop->wq_async);
loop->wq_async.flags |= UV__HANDLE_INTERNAL;
return 0;
fail_async_init:
uv_mutex_destroy(&loop->wq_mutex);
fail_mutex_init:
uv_rwlock_destroy(&loop->cloexec_lock);
fail_rwlock_init:
uv__signal_loop_cleanup(loop);
fail_signal_init:
uv__platform_loop_delete(loop);
return err;
}
~SessionContainer() {
uv_rwlock_destroy(&sessions_lock);
}
inline ~rwlock() { uv_rwlock_destroy(&mtx); }
