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POCan't build gem -- native extension build fails -- can you see why?
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  1. POCan't build gem -- native extension build fails -- can you see why?
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    copied!<p>I can't figure out what is going wrong here -- any ideas??</p> <p>I'm running on a Ubuntu 8.04 LTS, and have installed libxml2 and libxslt from these instructions:</p> <p><code>http://www.techsww.com/tutorials/libraries/libxml/installation/installing_libxml_on_ubuntu_linux.php</code></p> <p><code>http://www.techsww.com/tutorials/libraries/libxslt/installation/installing_libxslt_on_ubuntu_linux.php</code></p> <p>However, I installed the latest versions:</p> <p>libxslt-1.1.24<br> libxml2-2.7.3</p> <p>The install was uneventful</p> <p>-------------------- I set <code>LD_LIBRARY_PATH</code> ----------------------------------</p> <p>echo <code>$LD_LIBRARY_PATH</code><br> /usr/local/libxslt/lib:</p> <p>------------- seems like the function is present -- at least based on the output of strings ------------<br> /usr/local/libxslt/lib$ strings * | grep ParseStylesheetDoc<br> xsltParseStylesheetDoc<br> xsltParseStylesheetDoc<br> xsltParseStylesheetDoc<br> xsltParseStylesheetDoc<br> xsltParseStylesheetDoc<br> xsltParseStylesheetDoc<br> xsltParseStylesheetDoc </p> <p>----------------------- But the compile still fails ----------------------------------------</p> <p>sudo gem install webrat<br> Building native extensions. This could take a while...<br> ERROR: Error installing webrat:<br> ERROR: Failed to build gem native extension. </p> <p>/usr/local/bin/ruby extconf.rb install webrat<br> checking for iconv.h in /opt/local/include/,/opt/local/include/libxml2,/opt/local/include,/opt/local/include,/opt/local/include/libxml2,/usr/local/include,/usr/local/include/libxml2,/usr/local/include,/usr/local/include/libxml2,/usr/include,/usr/include/libxml2... yes<br> checking for libxml/parser.h in /opt/local/include/,/opt/local/include/libxml2,/opt/local/include,/opt/local/include,/opt/local/include/libxml2,/usr/local/include,/usr/local/include/libxml2,/usr/local/include,/usr/local/include/libxml2,/usr/include,/usr/include/libxml2... yes<br> checking for libxslt/xslt.h in /opt/local/include/,/opt/local/include/libxml2,/opt/local/include,/opt/local/include,/opt/local/include/libxml2,/usr/local/include,/usr/local/include/libxml2,/usr/local/include,/usr/local/include/libxml2,/usr/include,/usr/include/libxml2... yes<br> checking for libexslt/exslt.h in /opt/local/include/,/opt/local/include/libxml2,/opt/local/include,/opt/local/include,/opt/local/include/libxml2,/usr/local/include,/usr/local/include/libxml2,/usr/local/include,/usr/local/include/libxml2,/usr/include,/usr/include/libxml2... yes<br> checking for xmlParseDoc() in -lxml2... yes<br> checking for xsltParseStylesheetDoc() in -lxslt... no<br> libxslt is missing. try 'port install libxslt' or 'yum install libxslt-devel'<br> <code>*** extconf.rb failed ***</code><br> Could not create Makefile due to some reason, probably lack of<br> necessary libraries and/or headers. Check the mkmf.log file for more<br> details. You may need configuration options. </p> <p><code>Provided configuration options:<br> --with-opt-dir<br> --without-opt-dir<br> --with-opt-include<br> --without-opt-include=${opt-dir}/include<br> --with-opt-lib<br> --without-opt-lib=${opt-dir}/lib<br> --with-make-prog<br> --without-make-prog<br> --srcdir=.<br> --curdir<br> --ruby=/usr/local/bin/ruby<br> --with-iconv-dir<br> --without-iconv-dir<br> --with-iconv-include<br> --without-iconv-include=${iconv-dir}/include<br> --with-iconv-lib<br> --without-iconv-lib=${iconv-dir}/lib<br> --with-xml2-dir<br> --without-xml2-dir<br> --with-xml2-include<br> --without-xml2-include=${xml2-dir}/include<br> --with-xml2-lib<br> --without-xml2-lib=${xml2-dir}/lib<br> --with-xslt-dir<br> --without-xslt-dir<br> --with-xslt-include<br> --without-xslt-include=${xslt-dir}/include<br> --with-xslt-lib<br> --without-xslt-lib=${xslt-dir}/lib<br> --with-xml2lib<br> --without-xml2lib<br> --with-xsltlib<br> --without-xsltlib</code> </p> <p>Gem files will remain installed in /usr/local/lib/ruby/gems/1.8/gems/nokogiri-1.3.3 for inspection.<br> Results logged to /usr/local/lib/ruby/gems/1.8/gems/nokogiri-1.3.3/ext/nokogiri/gem_make.out</p>
 

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