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instance method
SizedQueue#pop
pop(non_block=false)
thread_sync.c
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static VALUE
rb_szqueue_pop(int argc, VALUE *argv, VALUE self)
{
int should_block = queue_pop_should_block(argc, argv);
return szqueue_do_pop(self, should_block);
}
Retrieves data from the queue.
If the queue is empty, the calling thread is suspended until data is pushed onto the queue. If non_block is true, the thread isn’t suspended, and ThreadError is raised.