gem install ruby-debug

tinix@Creek:/home/tinix/test/grin# gem install ruby-debug Building native extensions. This could take a while... ERROR: Error installing ruby-debug:   ERROR: Failed to build gem native extension.

/usr/bin/ruby1.8 extconf.rb install ruby-debug extconf.rb:1:in `require': no such file to load -- mkmf (LoadError)   from extconf.rb:1

Gem files will remain installed in /var/lib/gems/1.8/gems/linecache-0.43 for inspection. Results logged to /var/lib/gems/1.8/gems/linecache-0.43/ext/gem_make.out tinix@Creek:/home/tinix/test/grin#

what is the problem ..???

Thanks Tinix./

tinix@Creek:/home/tinix/test/grin# gem install ruby-debug Building native extensions. This could take a while... ERROR: Error installing ruby-debug: ERROR: Failed to build gem native extension.

/usr/bin/ruby1.8 extconf.rb install ruby-debug extconf.rb:1:in `require': no such file to load -- mkmf (LoadError) from extconf.rb:1

Gem files will remain installed in /var/lib/gems/1.8/gems/linecache-0.43 for inspection. Results logged to /var/lib/gems/1.8/gems/linecache-0.43/ext/gem_make.out tinix@Creek:/home/tinix/test/grin#

what is the problem ..???

That usually means that you don't have the development headers for ruby (often a separate package on most linux distributions, eg ruby- dev or ruby-devel)

Fred

Frederick Cheung wrote:

for inspection. Results logged to /var/lib/gems/1.8/gems/linecache-0.43/ext/gem_make.out tinix@Creek:/home/tinix/test/grin#

what is the problem ..???

That usually means that you don't have the development headers for ruby (often a separate package on most linux distributions, eg ruby- dev or ruby-devel)

Fred

Thank Fred...!!! look this the package is ruby1.8-dev then install

tinix@Creek:/#sudo gem install ruby-debug Building native extensions. This could take a while... Building native extensions. This could take a while... Successfully installed linecache-0.43 Successfully installed ruby-debug-base-0.10.3 Successfully installed ruby-debug-0.10.3 3 gems installed Installing ri documentation for linecache-0.43... Installing ri documentation for ruby-debug-base-0.10.3... Installing ri documentation for ruby-debug-0.10.3... Installing RDoc documentation for linecache-0.43... Installing RDoc documentation for ruby-debug-base-0.10.3... Installing RDoc documentation for ruby-debug-0.10.3... tinix@Creek:/# ok ! Again thanks Fred...!!