Ruby on rails 无法安装bson\u ext hs mac air:~zuohaisu$sudo gem安装bson_ext-v'1.9.2' 构建本机扩展。这可能需要一段时间。。。 错误：安装bson_ext时出错： 错误：无法生成gem本机扩展。 /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/bin/ruby-extconf.rb 正在检查asprintf（）…***extconf.rb失败*** 由于某些原因无法创建Makefile，可能是缺少 必要的库和/或标题。查看mkmf.log文件了解更多信息 细节。您可能需要配置选项。 提供的配置选项： --使用opt dir --选择包含 --不带opt include=${opt dir}/include --使用opt lib --不带opt lib=${opt dir}/lib --用make prog --没有make prog --srcdir=。 --库尔迪尔 --ruby=/Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/bin/ruby /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:381:在“try_do”中：编译器未能生成可执行文件。（运行时错误） 您必须首先安装开发工具。 from/Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:461:in'try_link0' from/Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:476:in'try_link' from/Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:619:in'try_func' from/Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:894:in'block in have_func' from/Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:790:in“块入检查” from/Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:284:in `块（2层）中的延迟' from/Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:254:in'open' from/Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:284:in“延迟中的块” from/Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:254:in'open' from/Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:280:in“推迟” from/Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:789:in'checking_' from/Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:893:in'have_func' 来自extconf.rb:3:in`' Gem文件仍将安装在/Users/zuohaisu/.rvm/gems/ruby-1.9.3-p429/gems/bson_ext-1.9.2中以供检查。 结果记录到/Users/zuohaisu/.rvm/gems/ruby-1.9.3-p429/gems/bson\u ext-1.9.2/ext/cbson/gem\u make.out

我试图安装bson_ext，但总是失败。有人能帮忙吗？ 我的rails版本是1.9.3 我的Mongo shell版本是2.4.3 我的rails版本是4 据说有些图书馆不见了。这是什么意思？

试试看

hs-mac-air:~ zuohaisu$ sudo gem install bson_ext -v '1.9.2'
Building native extensions.  This could take a while...
ERROR:  Error installing bson_ext:
ERROR: Failed to build gem native extension.

    /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/bin/ruby extconf.rb
checking for asprintf()... *** 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
--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/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/bin/ruby
/Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:381:in `try_do': The     compiler failed to generate an executable file. (RuntimeError)
You have to install development tools first.
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:461:in `try_link0'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:476:in `try_link'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:619:in `try_func'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:894:in `block in have_func'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:790:in `block in checking_for'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:284:in `block (2 levels) in postpone'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:254:in `open'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:284:in `block in postpone'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:254:in `open'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:280:in `postpone'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:789:in `checking_for'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:893:in `have_func'
from extconf.rb:3:in `<main>'


Gem files will remain installed in /Users/zuohaisu/.rvm/gems/ruby-1.9.3-p429/gems/bson_ext-1.9.2 for inspection.
Results logged to /Users/zuohaisu/.rvm/gems/ruby-1.9.3-p429/gems/bson_ext-1.9.2/ext/cbson/gem_make.out

如果一切都失败了，请下载gem 并手动将其添加到您的宝石中

hs-mac-air:~ zuohaisu$ sudo gem install bson_ext -v '1.9.2'
Building native extensions.  This could take a while...
ERROR:  Error installing bson_ext:
ERROR: Failed to build gem native extension.

    /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/bin/ruby extconf.rb
checking for asprintf()... *** 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
--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/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/bin/ruby
/Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:381:in `try_do': The     compiler failed to generate an executable file. (RuntimeError)
You have to install development tools first.
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:461:in `try_link0'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:476:in `try_link'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:619:in `try_func'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:894:in `block in have_func'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:790:in `block in checking_for'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:284:in `block (2 levels) in postpone'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:254:in `open'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:284:in `block in postpone'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:254:in `open'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:280:in `postpone'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:789:in `checking_for'
from /Users/zuohaisu/.rvm/rubies/ruby-1.9.3-p429/lib/ruby/1.9.1/mkmf.rb:893:in `have_func'
from extconf.rb:3:in `<main>'


Gem files will remain installed in /Users/zuohaisu/.rvm/gems/ruby-1.9.3-p429/gems/bson_ext-1.9.2 for inspection.
Results logged to /Users/zuohaisu/.rvm/gems/ruby-1.9.3-p429/gems/bson_ext-1.9.2/ext/cbson/gem_make.out

如果一切都失败了，请下载gem

---

并手动将其添加到您的gemset中

我遇到了完全相同的问题并安装了gcc来解决，感谢gspatel的提示

---

yum install gcc

我遇到了完全相同的问题，需要安装gcc来解决，感谢gspatel的提示

---

yum install gcc

错误消息

您必须首先安装开发工具。

表示在您的路径中找不到编译器。您可能需要安装XCode命令行工具或gcc。错误末尾引用的

gem_make.out

日志应包含更多详细信息。解决方案应该与类似。错误消息

您必须首先安装开发工具。

表示在您的路径中找不到编译器。您可能需要安装XCode命令行工具或gcc。错误末尾引用的

gem_make.out

日志应包含更多详细信息。解决方案应类似于。我错过了工作。我不见了。