我試圖安裝在Ubuntu 12.04的軌道,但我有一些問題錯誤在Ubuntu 12.04安裝導軌(失敗打造寶石原生擴展)
我試圖
sudo gem install rails --pre
,並得到
Building native extensions. This could take a while...
ERROR: Error installing rails:
ERROR: Failed to build gem native extension.
/usr/bin/ruby1.9.1 extconf.rb
extconf.rb:13:in `require': cannot load such file -- mkmf (LoadError)
from extconf.rb:13:in `<main>'
Gem files will remain installed in /usr/lib/ruby/gems/1.9.1/gems/atomic-1.1.10 for inspection.
Results logged to /usr/lib/ruby/gems/1.9.1/gems/atomic-1.1.10/ext/gem_make.out
[\'require'可能重複:無需加載此文件 - mkmf(LoadError)](http://stackoverflow.com/questions/7645918/require-no-such-file-to-load-mkmf -loaderror) – platforms
可能的重複[無法安裝gem - 無法構建gem原生擴展 - 無法加載此類文件 - mkmf(LoadError)](http://stackoverflow.com/questions/13767725/unable-to-install- gem-failed-to-build-gem-native-extension-can-load-such) –