How to implement Timeout function

[Saigon via Digitalmars-d-learn]

On Sunday, 27 August 2017 at 15:56:55 UTC, Jerry wrote:
> On Sunday, 27 August 2017 at 15:56:14 UTC, Saigon wrote:
>> Hi,
>>
>> Can I have Timeout function like this one [1] in Ruby? I want 
>> to check if a TCP service is running, and the check would 
>> return error if timeout occurs.
>>
>> Thanks a lot
>>
>> [1] https://github.com/ruby/ruby/blob/trunk/lib/timeout.rb
>
> Can it be blocking?

Yes it can in my case.