webrat安装错误 [英] Error in webrat installation

问题描述

当我尝试在我的OS X中安装webrat时，我收到以下错误，请建议我如何解决这个问题。

I'm getting the following error when I'm trying to install webrat in my OS X, please suggest me how can i solve this problem.

错误：

Error installing webrat:
ERROR: Failed to build gem native extension.

/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby extconf.rb
mkmf.rb can't find header files for ruby at /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/ruby.h


Gem files will remain installed in /Library/Ruby/Gems/1.8/gems/nokogiri-1.4.0 for inspection.
Results logged to /Library/Ruby/Gems/1.8/gems/nokogiri-1.4.0/ext/nokogiri/gem_make.out

推荐答案

从您的osx dvd安装xcode和dev工具，或从这里下载：

Install xcode and dev tools from your osx dvd, or download them from here:

http://developer.apple.com/technologies/xcode.html

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