On Sat, 29 Mar 2008 16:23:24 +0900, Mark Ryall wrote: > I had some difficulty installing buildr too (actually a problem > compiling rjb) but managed to get it working by installing some missing > libraries: I tried those, and still: thufir@arrakis:~$ thufir@arrakis:~$ sudo gem install --source http://gems.tron.name/ gems.rubyforge.org/ buildr -y [sudo] password for thufir: Bulk updating Gem source index for: http://gems.tron.name/ gems.rubyforge.org/ ERROR: While executing gem ... (Gem::GemNotFoundException) Could not find buildr (> 0) in any repository thufir@arrakis:~$ thufir@arrakis:~$ thufir@arrakis:~$ sudo gem install --source http://gems.tron.name/ gems.rubyforge.org/ buildr -y Bulk updating Gem source index for: http://gems.tron.name/ gems.rubyforge.org/ Select which gem to install for your platform (i486-linux) 1. Antwrap 0.6.0 (ruby) 2. Antwrap 0.6.0 (java) 3. Skip this gem 4. Cancel installation > 1 Select which gem to install for your platform (i486-linux) 1. rjb 1.1.3 (ruby) 2. rjb 1.1.2 (x86-mswin32-60) 3. rjb 1.1.2 (ruby) 4. rjb 1.1.1 (x86-mswin32-60) 5. rjb 1.1.1 (ruby) 6. Skip this gem 7. Cancel installation > 1 Building native extensions. This could take a while... ERROR: While executing gem ... (Gem::Installer::ExtensionBuildError) ERROR: Failed to build gem native extension. ruby extconf.rb install --source http://gems.tron.name/ gems.rubyforge.org/ buildr -y *** 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/bin/ruby1.8 extconf.rb:44: JAVA_HOME is not setted. (RuntimeError) Gem files will remain installed in /var/lib/gems/1.8/gems/rjb-1.1.3 for inspection. Results logged to /var/lib/gems/1.8/gems/rjb-1.1.3/ext/gem_make.out thufir@arrakis:~$ any thoughts? thanks, Thufir