无法安装 Rails extconf.rb 失败 [英] Unable to install Rails extconf.rb failed

问题描述

我是 Ruby on Rails 的新手，安装时遇到以下错误.

I'm new to Ruby on Rails, and I'm getting the below error when I'm installing it.

请注意，我已经安装了最新的 Xcode 并安装了命令行工具，并且我使用的是 OSX 10.8.4.我也安装了 Ruby 2.0.0.

Please note, I have installed the latest Xcode and installed command line tools, and I'm using OSX 10.8.4. I've installed Ruby 2.0.0 as well.

-bash-3.2$ sudo gem install rails
Password:
Building native extensions.  This could take a while...
ERROR:  Error installing rails:
ERROR: Failed to build gem native extension.

/Users/WillieTran/.rvm/rubies/ruby-2.0.0-p247/bin/ruby extconf.rb
*** extconf.rb failed ***

Could not create Makefile due to some reason, probably lack of necessary
libraries and/or headers.  Check the mkmf.log file for more details.  You may
need configuration options.

Provided configuration options:

--with-opt-dir
--without-opt-dir
--with-opt-include
--without-opt-include=${opt-dir}/include
--with-opt-lib
--without-opt-lib=${opt-dir}/lib
--with-make-prog
--without-make-prog
--srcdir=.
--curdir
--ruby=/Users/WillieTran/.rvm/rubies/ruby-2.0.0-p247/bin/ruby
--with-atomic_reference-dir
--without-atomic_reference-dir
--with-atomic_reference-include
--without-atomic_reference-include=${atomic_reference-dir}/include
--with-atomic_reference-lib
--without-atomic_reference-lib=${atomic_reference-dir}/
/Users/WillieTran/.rvm/rubies/ruby-2.0.0-p247/lib/ruby/2.0.0/mkmf.rb:434:in `try_do': The compiler failed to generate an executable file. (RuntimeError)
You have to install development tools first.
from /Users/WillieTran/.rvm/rubies/ruby-2.0.0-p247/lib/ruby/2.0.0/mkmf.rb:519:in `try_link0'
from /Users/WillieTran/.rvm/rubies/ruby-2.0.0-p247/lib/ruby/2.0.0/mkmf.rb:817:in `try_run'
from extconf.rb:24:in `<main>'


Gem files will remain installed in /Users/WillieTran/.rvm/rubies/ruby-2.0.0-p247/lib/ruby/gems/2.0.0/gems/atomic-1.1.12 for inspection.
Results logged to /Users/WillieTran/.rvm/rubies/ruby-2.0.0-p247/lib/ruby/gems/2.0.0/gems/atomic-1.1.12/ext/gem_make.out

推荐答案

我遇到了类似的问题，通过安装命令行工具解决了:

I had similar problem and it gets solved by installing command line tools:

xcode-select --install

这篇关于无法安装 Rails extconf.rb 失败的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！