我正在尝试使用JRuby Heroku buildpack(https://github.com/jruby/heroku-buildpack-jruby)来运行一个简单的测试应用程序.
但是,似乎无法编译带有C扩展名的gem.例如,在执行"git push heroku"时,没有C扩展的gem已成功安装,但随后......
Using activerecord (3.1.3)
Using activeresource (3.1.3)
Using bouncy-castle-java (1.5.0146.1)
Using bson (1.7.0)
Installing bson_ext (1.7.0) with native extensions
Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension.
/tmp/build_10vcxrs9ayvxf/jruby/bin/jruby extconf.rb
NotImplementedError: C extension support is not enabled. Pass -Xcext.enabled=true to JRuby or set JRUBY_OPTS or modify .jrubyrc to enable.
(root) at /tmp/build_10vcxrs9ayvxf/jruby/lib/ruby/shared/mkmf.rb:8
require at org/jruby/RubyKernel.java:1019
(root) at /tmp/build_10vcxrs9ayvxf/jruby/lib/ruby/shared/rubygems/custom_require.rb:1
(root) at extconf.rb:1
Gem files will remain installed in /tmp/build_10vcxrs9ayvxf/vendor/bundle/jruby/1.9/gems/bson_ext-1.7.0 for inspection.
Results logged to /tmp/build_10vcxrs9ayvxf/vendor/bundle/jruby/1.9/gems/bson_ext-1.7.0/ext/cbson/gem_make.out
An error …