From: aj <mailtome200420032002@...>
Date: 2010-05-01T08:20:06+09:00
Subject: Re: installing a ruby gem with a native extension

On Apr 30, 2:56 pm, Luis Lavena <luislav...@gmail.com> wrote:
> On Apr 30, 3:42 pm, aj <mailtome200420032...@gmail.com> wrote:
>
>
>
>
>
> > On Apr 29, 9:43 pm, Luis Lavena <luislav...@gmail.com> wrote:
>
> > > On Apr 29, 7:56 pm, aj <mailtome200420032...@gmail.com> wrote:
>
> > > > I am new to ruby. I want to install a ruby gem which tries to build a
> > > > native extension. The gem in this case is nokogiri. If I do gem
> > > > install nokogiri, the native extension dynamically links against
> > > > libxml, libxslt libs. I want to statically link against those libs.
> > > > How should I go about this?
>
> > > Please provide information about your ruby installation and rubygems
> > > version (usually "gem env" command is enough)
>
> > > Also, if using Linux, which distribution is helpful too to determine
> > > which commands would you require to execute.
>
> > > Help us help you
> > > --
> > > Luis Lavena
>
> > Thanks for the reply Luis.
> > The output of gem env
> > RubyGems Environment:
> >   - RUBYGEMS VERSION: 1.3.1
> >   - RUBY VERSION: 1.9.1 (2009-12-07 patchlevel 376) [i686-linux]
> >   - INSTALLATION DIRECTORY: /opt/lin32/ruby-1.9.1-p376/lib/ruby/gems/
> > 1.9.1
> >   - RUBY EXECUTABLE: /opt/lin32/ruby-1.9.1-p376/bin/ruby
> >   - EXECUTABLE DIRECTORY: /opt/lin32/ruby-1.9.1-p376/bin
> >   - RUBYGEMS PLATFORMS:
> >     - ruby
> >     - x86-linux
> >   - GEM PATHS:
> >      - /opt/lin2/ruby-1.9.1-p376/lib/ruby/gems/1.9.1
> >      - /home/john/.gem/ruby/1.9.1
> >   - GEM CONFIGURATION:
> >      - :update_sources => true
> >      - :verbose => true
> >      - :benchmark => false
> >      - :backtrace => false
> >      - :bulk_threshold => 1000
> >   - REMOTE SOURCES:
> >      -http://gems.rubyforge.org/
>
> > I am running it on a RHEL 3 machine.
>
> Please look in RHEL documentation how to install GCC and build tools
> required to compilation.
>
> Also, you will need the development headers/packages of your Ruby and
> the libraries that the gem you install will require.
>
> If you tell us more about "what" gem are you trying to install and the
> specific error message when doing "gem install <gemname> --debug -V"
> provides you, the better.
>
> --
> Luis Lavena

Hi Luis,
I said that in my original post - "The gem in this case is nokogiri.
If I do gem install nokogiri, the native extension dynamically links
against libxml, libxslt libs. I want to statically link against those
libs. How should I go about this? "