I issue the command “gem install nokogiri” on Windows XP console. I use
Cygwin.
And, I got the following errors, please help.
$ gem install nokogiri
Building native extensions. This could take a while…
ERROR: Error installing nokogiri:
ERROR: Failed to build gem native extension.
/usr/bin/ruby.exe extconf.rb
checking for libxml/parser.h… no
libxml2 is missing. please visit
Installing Nokogiri - Nokogiri for help with
installing dependencies.
*** 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=/usr/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=${xml2-dir}/include
–with-xml2-lib
–without-xml2-lib=${xml2-dir}/lib
–with-xslt-dir
–without-xslt-dir
–with-xslt-include
–without-xslt-include=${xslt-dir}/include
–with-xslt-lib
–without-xslt-lib=${xslt-dir}/lib
Gem files will remain installed in
/usr/lib/ruby/gems/1.8/gems/nokogiri-1.5.2 for inspection.
Results logged to
/usr/lib/ruby/gems/1.8/gems/nokogiri-1.5.2/ext/nokogiri/gem_make.out