ruby-on-rails – 捆绑安装/在rails上安装libv8(3.3.10.4)时发生

发布时间：2020-12-16 19:47:17 所属栏目：百科来源：网络整理

导读：我在宝石文件中添加了宝石“sunspot_rails”,并运行捆绑安装.我在安装libv8时收到错误,错误信息如下： Installing libv8 (3.3.10.4) with native extensions Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension. /opt/local

我在宝石文件中添加了宝石“sunspot_rails”,并运行捆绑安装.我在安装libv8时收到错误,错误信息如下：

Installing libv8 (3.3.10.4) with native extensions 
Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension.

        /opt/local/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
    --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=/opt/local/bin/ruby
extconf.rb:13: uninitialized constant Gem (NameError)
Checking for Python...

Gem files will remain installed in /Users/sonyakim/.rvm/gems/ruby-1.9.2-p290/gems/libv8-3.3.10.4 for inspection.
Results logged to /Users/sonyakim/.rvm/gems/ruby-1.9.2-p290/gems/libv8-3.3.10.4/ext/libv8/gem_make.out
An error occured while installing libv8 (3.3.10.4),and Bundler cannot continue.
Make sure that `gem install libv8 -v '3.3.10.4'` succeeds before bundling.

当我运行gem安装libv8 -v’3.3.10.4’时,会打印以下错误消息：

Building native extensions.  This could take a while...
ERROR:  Error installing libv8:
    ERROR: Failed to build gem native extension.

        /opt/local/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
    --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=/opt/local/bin/ruby
extconf.rb:13: uninitialized constant Gem (NameError)
Checking for Python...

Gem files will remain installed in /Users/sonyakim/.rvm/gems/ruby-1.9.2-p290/gems/libv8-3.3.10.4 for inspection.
Results logged to /Users/sonyakim/.rvm/gems/ruby-1.9.2-p290/gems/libv8-3.3.10.4/ext/libv8/gem_make.out

如何正确安装libv8？

解决方法

强制extconf.rb文件在安装时需要rubygems：

RUBYOPT=-rrubygems gem install libv8 -v '3.3.10.4'

在这里找到：https://coderwall.com/p/y1djxq

（编辑：李大同）

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