尝试添加条带宝石时出错

Question

我试图安装条带宝石，我得到这个错误

Gem:：Ext:：BuildError:错误：无法生成Gem本机扩展。

/Users/Fysh/.rvm/rubies/ruby-2.0.0-p643/bin/ruby-r./siteconf20151005-1267-af6sn6.rbextconf.rb检查-lstdc中的main（）...*extconf.rb失败*由于某种原因无法创建Makefile，可能缺乏必要的库和/或标头。查看mkmf.log文件了解更多详情。您可能需要配置选项。

提供的配置选项：--with opt dir--with opt dir--with opt include--with opt include=${opt dir}/include--with opt lib--with opt lib=${opt dir}/lib--with make prog--with make prog--srcdir=--curdir--ruby=/Users/Fysh/。rvm/rubies/ruby-2.0。0-p643/bin/ruby——带静态libstdc——不带静态libstdc——带stdc-lib——不带stdc-lib/Users/Fysh/。rvm/rubies/ruby-2.0。0-p643/lib/ruby/2.0。0/mkmf。rb:434:intry_do'：编译器未能生成可执行文件。（RuntimeError）您必须首先安装开发工具。来自/Users/Fysh/。rvm/rubies/ruby-2.0。0-p643/lib/ruby/2.0。0/mkmf。rb:519:在中从/Users/Fysh/尝试链接0'。rvm/rubies/ruby-2.0。0-p643/lib/ruby/2.0。0/mkmf。rb:534:intry_link'from/Users/Fysh/。rvm/rubies/ruby-2.0。0-p643/lib/ruby/2.0。0/mkmf。rb:714:在try_func'from/Users/Fysh/。rvm/rubies/ruby-2.0。0-p643/lib/ruby/2.0。0/mkmf。rb:944:in块中的have_library'from/Users/Fysh/。rvm/rubies/ruby-2.0。0-p643/lib/ruby/2.0。0/mkmf。rb:889:in在检查“from/Users/Fysh/”时阻止。rvm/rubies/ruby-2.0。0-p643/lib/ruby/2.0。0/mkmf。rb:340:inblock（2级）中的/Users/Fysh/中的“推迟”。rvm/rubies/ruby-2.0。0-p643/lib/ruby/2.0。0/mkmf。rb:310:inopen'from/Users/Fysh/。rvm/rubies/ruby-2.0。0-p643/lib/ruby/2.0。0/mkmf。rb:340:inblock in delay'from/Users/Fysh/。rvm/rubies/ruby-2.0。0-p643/lib/ruby/2.0。0/mkmf。rb:310:inopen'from/Users/Fysh/。rvm/rubies/ruby-2.0。0-p643/lib/ruby/2.0。0/mkmf。rb:336:indelay'from/Users/Fysh/。rvm/rubies/ruby-2.0。0-p643/lib/ruby/2.0。0/mkmf。rb:888:in检查“from/Users/Fysh/”。rvm/rubies/ruby-2.0。0-p643/lib/ruby/2.0。0/mkmf。rb:939:inhave_library'来自extconf。rb:6:in'

extconf失败，退出代码1

Gem文件仍将安装在/Users/Fysh/中。rvm/gems/ruby-2.0。0-p643/gems/unf_ext-0.0。7.1用于检查。结果记录到/Users/Fysh/。rvm/gems/ruby-2.0。0-p643/extensions/x86_64-darwin-14/2.0。0-static/unf_ext-0.0。7.1/gem_make。out安装unf_ext（0.0.7.1）时出错，捆绑程序无法继续。确保gem安装unf_ext-v'0.0。7.1'捆绑前成功。

Answer 1

在我更新了xcode之后，它成功了。