我試圖在Ubuntu上安裝Rails:在Ubuntu上安裝Rails無法加載mkmf?
sudo gem install rails
,但我有麻煩:
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
/usr/local/lib/site_ruby/1.9.1/rubygems/custom_require.rb:36:in `require': cannot load such file -- mkmf (LoadError)
from /usr/local/lib/site_ruby/1.9.1/rubygems/custom_require.rb:36:in `require'
from extconf.rb:1:in `<main>'
Gem files will remain installed in /usr/lib/ruby/gems/1.9.1/gems/json-1.7.7 for inspection.
Results logged to /usr/lib/ruby/gems/1.9.1/gems/json-1.7.7/ext/json/ext/generator/gem_make.out
問題是什麼?
你是怎麼安裝Ruby?是使用apt-get的ubuntu默認版本嗎?如果是這樣,你可能還需要安裝'-dev'包,並確保你已經安裝了'build-essential' – 2013-02-19 23:42:56