安装 nokogiri 的 gem devkit (windows) 时缺少 libxml2
我在使用这个 gem 时遇到了很多问题,所以我读到我必须使用 de 1.5.0-beta。
由于我使用的是 Windows,所以我下载了 DevKit。但是当我运行:
gem install nokogiri --pre -- --with-xml2-lib --with-xslt-lib
我得到:
Temporarily enhancing PATH to include DevKit...
Building native extensions. This could take a while...
ERROR: Error installing nokogiri:
ERROR: Failed to build gem native extension.
C:/Ruby187/bin/ruby.exe extconf.rb --with-xml2-lib --with-xslt-lib --pla
taform=ruby
*** 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
--without-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=C:/Ruby187/bin/ruby
--with-zlib-dir
--without-zlib-dir
--with-zlib-include
--without-zlib-include=${zlib-dir}/include
--with-zlib-lib
--without-zlib-lib=${zlib-dir}/lib
--with-iconv-dir
--without-iconv-dir
--with-iconv-include
--without-iconv-include=${iconv-dir}/include
--with-iconv-lib
--without-iconv-lib=${iconv-dir}/lib
--with-xml2-dir
--without-xml2-dir
--with-xml2-include
--without-xml2-include=${xml2-dir}/include
--with-xml2-lib=${xml2-dir}/lib
C:/Ruby187/lib/ruby/1.8/mkmf.rb:1177:in `dir_config': private method `split' cal
led for true:TrueClass (NoMethodError)
from extconf.rb:87
Gem files will remain installed in C:/Ruby187/lib/ruby/gems/1.8/gems/nokogiri-1.
5.0.beta.4 for inspection.
Results logged to C:/Ruby187/lib/ruby/gems/1.8/gems/nokogiri-1.5.0.beta.4/ext/no
kogiri/gem_make.out
我能做什么?
I've been experiencing a lot of problems with this gem, so I read that I had to use de 1.5.0-beta.
Since I'm using windows, I downloaded DevKit. But when I ran:
gem install nokogiri --pre -- --with-xml2-lib --with-xslt-lib
I get:
Temporarily enhancing PATH to include DevKit...
Building native extensions. This could take a while...
ERROR: Error installing nokogiri:
ERROR: Failed to build gem native extension.
C:/Ruby187/bin/ruby.exe extconf.rb --with-xml2-lib --with-xslt-lib --pla
taform=ruby
*** 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
--without-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=C:/Ruby187/bin/ruby
--with-zlib-dir
--without-zlib-dir
--with-zlib-include
--without-zlib-include=${zlib-dir}/include
--with-zlib-lib
--without-zlib-lib=${zlib-dir}/lib
--with-iconv-dir
--without-iconv-dir
--with-iconv-include
--without-iconv-include=${iconv-dir}/include
--with-iconv-lib
--without-iconv-lib=${iconv-dir}/lib
--with-xml2-dir
--without-xml2-dir
--with-xml2-include
--without-xml2-include=${xml2-dir}/include
--with-xml2-lib=${xml2-dir}/lib
C:/Ruby187/lib/ruby/1.8/mkmf.rb:1177:in `dir_config': private method `split' cal
led for true:TrueClass (NoMethodError)
from extconf.rb:87
Gem files will remain installed in C:/Ruby187/lib/ruby/gems/1.8/gems/nokogiri-1.
5.0.beta.4 for inspection.
Results logged to C:/Ruby187/lib/ruby/gems/1.8/gems/nokogiri-1.5.0.beta.4/ext/no
kogiri/gem_make.out
What can I do?
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使用这样的命令,
您似乎正在尝试安装最新版本的 nokogiri。尝试使用
--version
指定精确版本。在 Nokogiri 1.6.0 及更高版本中的以下要求
所以,如果您确实想使用 ruby 1.8.7(顺便说一句,这是 EOL),那么,是的,您确实需要指定 nokogiri < 1.6.但是,如果您可以使用现代的、活跃的 ruby,那么您可能会避免 lib 依赖项。
With a command like
it looks like you're trying to install the very latest version of nokogiri. Try specifying a precise version with
--version
.Also note the following requirements for nokogiri 1.6+
So, if you do want to use ruby 1.8.7 (which is EOL, btw) then, yes, you do need to specify nokogiri < 1.6. However, if you can use a modern, living ruby, then you might dodge the lib dependencies.