From: David Mitchell <david.mitchell@...>
Date: 2005-05-30T08:16:00+09:00
Subject: Re: How to find ruby?

I do this:

#!/usr/bin/env ruby

For an explanation of why this works, check:

man env

David

Mark Probert wrote:
> Hi ..
> 
> I am not sure of the best way of going about finding the location of Ruby for 
> a shebang line (*nix execution).
> 
> My scripts don't always have control of where Ruby might be installed (that is 
> the provenance of the destination organization's sysadmin).  Some examples 
> that I have run across include
> 
>  /usr/local/bin/ruby
>  /usr/bin/ruby
>  /opt/ruby1.8/bin/ruby
>  etc.
> 
> So, what do other people normally do when they have this kind of situation 
> when it comes to the shebang line?  I'd rather do it in some generic manner 
> rather than have a substitution script run at install time (though that is an 
> option).
> 
> Thanks,
> 


-- 
David Mitchell
Software Engineer
Telogis

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