From: Sam Duncan <sduncan@...>
Date: 2010-12-10T04:33:27+09:00
Subject: Re: How to tell if ruby app is already running

To avoid file based locking you could just choose an application 
specific port and attempt to bind to it at startup.

Sam


On 10/12/10 05:33, ara.t.howard wrote:
>
> On Dec 4, 2:47 pm, Jim Burgess<jack.ze...@gmail.com>  wrote:
>    
>> Hi,
>>
>> I have a FXRuby app, which is fine and dandy and does exactly what it
>> should. However, if the user, for whatever reason, decides to start two
>> instances of the app, bad things start happening.
>> My question: is there any way for my app to check if another instance of
>> itself is running before launching itself?
>>
>> Thanks very much in advance.
>>
>>      
>
> this will work in *nix and winblows:
>
> https://gist.github.com/734929
>
>
>    
>> --
>> Posted viahttp://www.ruby-forum.com/.
>>      
>