[英]`build_extensions': ERROR: Failed to build gem native extension. (Gem::Installer::ExtensionBuildError)
On OS X Lion when trying to start the rails server I get the error 在OS X Lion上尝试启动rails服务器时出现错误
Could not find json-1.5.4 in any of the sources
Run `bundle install` to install missing gems.
If I then run 如果我然后跑
bundle install json
I get the following errors 我收到以下错误
Installing json (1.5.4) with native extensions /Library/Ruby/Site/1.8/rubygems/installer.rb:556:in `build_extensions': ERROR: Failed to build gem native extension. (Gem::Installer::ExtensionBuildError)
/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 /Applications/RubyApps/skatemyspot/json/ruby/1.8/gems/json-1.5.4 for inspection.
Results logged to /Applications/RubyApps/skatemyspot/json/ruby/1.8/gems/json-1.5.4/ext/json/ext/parser/gem_make.out
from /Library/Ruby/Site/1.8/rubygems/installer.rb:509:in `each'
from /Library/Ruby/Site/1.8/rubygems/installer.rb:509:in `build_extensions'
from /Library/Ruby/Site/1.8/rubygems/installer.rb:180:in `install'
from /Library/Ruby/Gems/1.8/gems/bundler-1.0.18/lib/bundler/source.rb:101:in `install'
from /Library/Ruby/Gems/1.8/gems/bundler-1.0.18/lib/bundler/rubygems_integration.rb:78:in `preserve_paths'
from /Library/Ruby/Gems/1.8/gems/bundler-1.0.18/lib/bundler/source.rb:91:in `install'
from /Library/Ruby/Gems/1.8/gems/bundler-1.0.18/lib/bundler/installer.rb:58:in `run'
from /Library/Ruby/Gems/1.8/gems/bundler-1.0.18/lib/bundler/rubygems_integration.rb:93:in `with_build_args'
from /Library/Ruby/Gems/1.8/gems/bundler-1.0.18/lib/bundler/installer.rb:57:in `run'
from /Library/Ruby/Gems/1.8/gems/bundler-1.0.18/lib/bundler/installer.rb:49:in `run'
from /Library/Ruby/Gems/1.8/gems/bundler-1.0.18/lib/bundler/installer.rb:8:in `install'
from /Library/Ruby/Gems/1.8/gems/bundler-1.0.18/lib/bundler/cli.rb:220:in `install'
from /Library/Ruby/Gems/1.8/gems/bundler-1.0.18/lib/bundler/vendor/thor/task.rb:22:in `send'
from /Library/Ruby/Gems/1.8/gems/bundler-1.0.18/lib/bundler/vendor/thor/task.rb:22:in `run'
from /Library/Ruby/Gems/1.8/gems/bundler-1.0.18/lib/bundler/vendor/thor/invocation.rb:118:in `invoke_task'
from /Library/Ruby/Gems/1.8/gems/bundler-1.0.18/lib/bundler/vendor/thor.rb:263:in `dispatch'
from /Library/Ruby/Gems/1.8/gems/bundler-1.0.18/lib/bundler/vendor/thor/base.rb:386:in `start'
from /Library/Ruby/Gems/1.8/gems/bundler-1.0.18/bin/bundle:13
from /usr/bin/bundle:19:in `load'
from /usr/bin/bundle:19
I've seen the answer at nokogiri - ERROR: Failed to build gem native extension but I have Xcode 4.3.2 running. 我在nokogiri看到了答案- 错误:无法构建gem原生扩展但我已经运行了Xcode 4.3.2。
Any ideas? 有任何想法吗? Thanks
谢谢
对于OS 10.7 + XCode4.3仅打开Xcode首选项,选择“下载”按钮,选择下载的“组件”选项卡,突出显示“命令行工具”并按下安装按钮。
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