无法更新指南针版本答案

【问题标题】：Can't update compass version无法更新指南针版本
【发布时间】：2015-06-26 00:06:50
【问题描述】：

我运行这个命令，sudo gem install compass --pre

这给了我一个错误

Fetching: sass-3.3.14.gem (100%)
Building native extensions.  This could take a while...
ERROR:  Error installing compass:
ERROR: Failed to build gem native extension.

/usr/bin/ruby1.9.1 extconf.rb
/usr/lib/ruby/1.9.1/rubygems/custom_require.rb:36:in `require': cannot load such file -- mkmf (LoadError)
from /usr/lib/ruby/1.9.1/rubygems/custom_require.rb:36:in `require'
from extconf.rb:4:in `<main>'

Gem files will remain installed in /var/lib/gems/1.9.1/gems/ffi-1.9.3 for inspection.
Results logged to /var/lib/gems/1.9.1/gems/ffi-1.9.3/ext/ffi_c/gem_make.out

current compass version - 
Compass 0.12.7 (Alnilam)

current ruby version -
ruby 1.9.3p194 (2012-04-20 revision 35410) [x86_64-linux]

sass version -
Sass 3.3.14 (Maptastic Maple)

gem version -
1.8.23

【问题讨论】：

你在用ubuntu吗？那你应该看看stackoverflow.com/questions/7645918/…？

标签： ruby gem compass-sass

【解决方案1】：

万一没有人看到@ymonad 的评论，对我来说解决方法是：

apt-get update
apt-get install ruby1.9.1-dev
apt-get install ruby-dev
apt-get install build-essential

【讨论】：