Unable to install ruby-debug

ruby-talk
1

$: sudo gem install ruby-debug
Building native extensions. This could take a while...
ERROR: Error installing ruby-debug:
  ERROR: Failed to build gem native extension.

/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby
mkrf_conf.rb
Building native extensions. This could take a while...

Gem files will remain installed in
/Library/Ruby/Gems/1.8/gems/ruby-debug for inspection.
Results logged to
/Library/Ruby/Gems/1.8/gems/ruby-debug/ext/gem_make.out

Environment: mac os x 10.6
RubyGems Environment:
  - RUBYGEMS VERSION: 1.3.6
  - RUBY VERSION: 1.8.7 (2008-08-11 patchlevel 72)
[universal-darwin10.0]
  - INSTALLATION DIRECTORY: /Library/Ruby/Gems/1.8
  - RUBY EXECUTABLE:
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby
  - EXECUTABLE DIRECTORY: /usr/bin
  - RUBYGEMS PLATFORMS:
    - ruby
    - universal-darwin-10
  - GEM PATHS:
     - /Library/Ruby/Gems/1.8
     - /Library/Ruby/Gems/1.8/gems

···

-
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/gems/1.8
  - GEM CONFIGURATION:
     - :update_sources => true
     - :verbose => true
     - :benchmark => false
     - :backtrace => false
     - :bulk_threshold => 1000
     - :gempath => "/Library/Ruby/Gems/1.8/gems"
     - :sources => ["http://gems.rubyforge.org/",
"http://gems.github.com"]
  - REMOTE SOURCES:
     - http://gems.rubyforge.org/
     - http://gems.github.com

I have tried to install on older version (0.7.5), but no luck.

Thanks in advance for your help!
--
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2

Please paste the contents of gem_make.out indicated above.

It might be possible that Xcode hasn't been installed in your Snow
Leopard installation?

···

On May 5, 12:59 am, "Parv G." <ghotr...@yahoo.com> wrote:

$: sudo gem install ruby-debug
Building native extensions. This could take a while...
ERROR: Error installing ruby-debug:
ERROR: Failed to build gem native extension.

/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby
mkrf_conf.rb
Building native extensions. This could take a while...

Gem files will remain installed in
/Library/Ruby/Gems/1.8/gems/ruby-debug for inspection.
Results logged to
/Library/Ruby/Gems/1.8/gems/ruby-debug/ext/gem_make.out

--
Luis Lavena

3

Thanks for the reply, here it is:

$ cat
/Library/Ruby/Gems/1.8/gems/ruby-debug-base-0.10.3/ext/gem_make.out
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby
extconf.rb
mkmf.rb can't find header files for ruby at
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/ruby.h

···

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