I'm trying to do a fresh install of Buildr version 1.2.10 with MRI. Is there a trick to getting rjb installed on windows?
C:\>gem install buildr -v 1.2.10 Bulk updating Gem source index for: http://gems.rubyforge.org/ Building native extensions. This could take a while... ERROR: Error installing buildr: ERROR: Failed to build gem native extension. C:/ruby/bin/ruby.exe extconf.rb install buildr -v 1.2.10 checking for jni.h... no *** 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 --srcdir=. --curdir --ruby=C:/ruby/bin/ruby Gem files will remain installed in C:/ruby/lib/ruby/gems/1.8/gems/rjb-1.1.3 for inspection . Results logged to C:/ruby/lib/ruby/gems/1.8/gems/rjb-1.1.3/ext/gem_make.out -- -Shane
