On 7/28/10, Roger Pack <rogerpack2005 / gmail.com> wrote:
>
>> I haven't checked yet whether there's a bug filed against JRuby for
>> the lack of support for ENV['_'], which obviously wins the minimalist
>> contest  :-)
>
> ENV['_']
> doesn't seem to work for me on windows at all:
>
>>> ENV['_']
> => nil
>
> Thought it might still be a bug in jruby that it not have one under
> linux, I'm not entirely sure.

I just did a quick check, and I'm not seeing anywhere in the ruby
source where it sets an envvar named _. Perhaps this envvar is a
feature of bash or linux or something other than ruby.