From: Jano Svitok <jan.svitok@...>
Date: 2008-08-11T22:38:30+09:00
Subject: Re: which C compiler for gem (windows vista)

On Mon, Aug 11, 2008 at 15:26, Peter K. <pk.hot@hotmail.de> wrote:
> Hello,
>
> I am still having the problem, that my gem update is not working
> correctely and aparently this is related to a missing c-compiler or at
> least stdio.h ( http://www.ruby-forum.com/topic/162379#new )
>
> Is there a downloadable c-compiler to put into the ruby path ?
>
> I do have MS Visual Studio installed on my main computer (where I now
> installed ruby and rails as well - but still the same problem as
> mentioned before), which should have a c-compiler, but I don't know how
> to make it available for gem.
>
> Any suggestions are very much appreciated.

1. you need ms vc 6.0.
2. prior to calling gem install, call vcvars32.bat that will set
environment for compilation
alternatively, search the archive (ruby-forum is just a mirror of
ruby-talk mailing list, so google for "ruby-talk gem windows compiler"
or similar might be useful)

Jano