Hi, I think you have to install mysql development stuff first.
In Centos I had the same problem, after i installed mysql-devel, I could install mysql without any erros. Cheers, On Fri, Feb 18, 2011 at 12:39 PM, deadnuker <[email protected]> wrote: > I have Xcode 3.0+ installed > Ruby 1.9.2 > And a direct dmg for mysql > > > $ sudo gem install mysql -- --with-mysql-dir=/usr/local/mysql > Password: > Building native extensions. This could take a while... > ERROR: Error installing mysql: > ERROR: Failed to build gem native extension. > > /usr/local/bin/ruby extconf.rb --with-mysql-dir=/usr/local/mysql > checking for mysql_ssl_set()... *** extconf.rb failed *** > Could not create Makefile due to some reason, probably lack of > necessary libraries and/or headers. Check the mkmf.log file for more > details. You may need configuration options. > > Provided configuration options: > --with-opt-dir > --without-opt-dir > --with-opt-include > --without-opt-include=${opt-dir}/include > --with-opt-lib > --without-opt-lib=${opt-dir}/lib > --with-make-prog > --without-make-prog > --srcdir=. > --curdir > --ruby=/usr/local/bin/ruby > --with-mysql-config > --without-mysql-config > /usr/local/lib/ruby/1.9.1/mkmf.rb:368:in `try_do': The complier failed to > generate an executable file. (RuntimeError) > You have to install development tools first. > from /usr/local/lib/ruby/1.9.1/mkmf.rb:435:in `try_link0' > from /usr/local/lib/ruby/1.9.1/mkmf.rb:440:in `try_link' > from /usr/local/lib/ruby/1.9.1/mkmf.rb:552:in `try_func' > from /usr/local/lib/ruby/1.9.1/mkmf.rb:797:in `block in have_func' > from /usr/local/lib/ruby/1.9.1/mkmf.rb:693:in `block in checking_for' > from /usr/local/lib/ruby/1.9.1/mkmf.rb:280:in `block (2 levels) in > postpone' > from /usr/local/lib/ruby/1.9.1/mkmf.rb:254:in `open' > from /usr/local/lib/ruby/1.9.1/mkmf.rb:280:in `block in postpone' > from /usr/local/lib/ruby/1.9.1/mkmf.rb:254:in `open' > from /usr/local/lib/ruby/1.9.1/mkmf.rb:276:in `postpone' > from /usr/local/lib/ruby/1.9.1/mkmf.rb:692:in `checking_for' > from /usr/local/lib/ruby/1.9.1/mkmf.rb:796:in `have_func' > from extconf.rb:50:in `<main>' > > > Gem files will remain installed in > /usr/local/lib/ruby/gems/1.9.1/gems/mysql-2.8.1 for inspection. > > I really need to fix this problem and i dont have no idea how to > > thanks for the help > > -- > You received this message because you are subscribed to the Google Groups > "Ruby on Rails: Talk" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/rubyonrails-talk?hl=en. > -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/rubyonrails-talk?hl=en.

