这是日志
umair-2:game-minion umairejaz$ rails c
/Users/umairejaz/.rvm/gems/ruby-1.9.2-p290@rails3/gems/railties-3.0.7/lib/rails/script_rails_loader.rb:11: warning: Insecure world writable dir /usr/local/bin in PATH, mode 040777
/Users/umairejaz/.rvm/gems/ruby-1.9.2-p290@rails3/gems/bundler-1.0.18/lib/bundler/runtime.rb:136: warning: Insecure world writable dir /usr/local/bin in PATH, mode 040777
Loading development environment (Rails 3.0.7)
ruby-1.9.2-p290 :001 > u = User.new
=> #<User _id: 4e53f783713931a571000001, _type: nil, username: nil, first_name: nil, last_name: nil, email: nil, password: nil, password_salt: nil, password_hash: nil, profile_picture: nil, facebook_id: nil, facebook_enabled: nil, facebook_access_token: nil, twitter_id: nil, twitter_enabled: nil, twitter_access_token: nil, twitter_access_secret: nil, points: nil, remember_token: nil, remember_token_expires_at: nil> …尝试安装 rmagick gem 时，我在 OS X Maverick 上遇到了问题。以下是一些细节
ImageMagic 细节
mairs-MacBook-Pro:social-login-in-rails umair$ convert --version
Version: ImageMagick 6.8.9-1 Q16 x86_64 2014-07-06 http://www.imagemagick.org
Copyright: Copyright (C) 1999-2014 ImageMagick Studio LLC
Features: DPC Modules
Delegates: bzlib freetype jng jpeg ltdl lzma png xml zlib
我尝试使用和不使用路径进行安装，但无法安装 rmagick。安装 rmagick 时出错
Umairs-MacBook-Pro:social-login-in-rails umair$ sudo C_INCLUDE_PATH=/opt/ImageMagick/include/ImageMagick-6/ PKG_CONFIG_PATH=/opt/ImageMagick/lib/pkgconfig/ gem install rmagick
Building native extensions. This could take a while...
/Users/umair/.rvm/rubies/ruby-2.1.0/lib/ruby/site_ruby/2.1.0/rubygems/ext/builder.rb:73: warning: Insecure world writable dir /usr in PATH, mode 040777
ERROR: Error installing rmagick:
ERROR: Failed to build …