Class: ConditionVariable

Inherits:
Object show all
Defined in:
lib/rbot/compat19.rb

Instance Method Summary collapse

Instance Method Details

#wait(mutex, timeout = nil) ⇒ Object 



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# File 'lib/rbot/compat19.rb', line 11

def wait(mutex, timeout=nil)
  begin
    # TODO: mutex should not be used
    @waiters_mutex.synchronize do
      @waiters.push(Thread.current)
    end
    if timeout
      elapsed = mutex.sleep timeout if timeout > 0.0
      unless timeout > 0.0 and elapsed < timeout
        t = @waiters_mutex.synchronize { @waiters.delete Thread.current }
        signal unless t # if we got notified, pass it along
        raise TimeoutError, "wait timed out"
      end
    else
      mutex.sleep
    end
  end
  nil
end