From: Dave Burt <dave@...>
Date: 2005-09-13T22:51:32+09:00
Subject: Re: find executables on windows

Ara.T.Howard asked...
>
> in linux i'd do something (un-tested) like:
>
>   def find_bin bin
>     bin = nil
>     path = ENV['PATH'].split File::PATH_SEPARATOR
>     path.each do |dir|
>       b = File::join dir, bin
>       return b if File::executable? b
>     end
>     bin
>   end
>
> what would the equivalient be in windows?  should the above work or do i 
> need
> to check some other env vars?

That's the only env var. There's no executable flag, though, and I don't 
know what File::executable? does on Windows. I'd try exist? - and you'll 
need to append the suffixes in ENV['PATHEXT']. (.com, .exe, .bat, .cmd, 
maybe more like .js and .rb)

Cheers,
Dave