ruby extconf.rb でのエラー
開発環境 OS X 10.9.5 Ruby 2.1.3 Rails 4.2.0 Vagrant 1.7.2 CentOS 6.5
$ bundle install --path vendor/bundle
をした際に
Gem::Ext::BuildError: ERROR: Failed to build gem native extension. /home/vagrant/.rbenv/versions/2.1.3/bin/ruby extconf.rb checking for ruby/thread.h... yes checking for rb_thread_call_without_gvl() in ruby/thread.h... yes checking for rb_thread_blocking_region()... yes checking for rb_wait_for_single_fd()... yes checking for rb_hash_dup()... yes checking for rb_intern3()... yes checking for mysql_query() in -lmysqlclient... no checking for main() in -lm... yes checking for mysql_query() in -lmysqlclient... no checking for main() in -lz... yes checking for mysql_query() in -lmysqlclient... no checking for main() in -lsocket... no checking for mysql_query() in -lmysqlclient... no checking for main() in -lnsl... yes checking for mysql_query() in -lmysqlclient... no checking for main() in -lmygcc... no checking for mysql_query() in -lmysqlclient... no *** 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=/home/vagrant/.rbenv/versions/2.1.3/bin/ruby --with-mysql-dir --without-mysql-dir --with-mysql-include --without-mysql-include=${mysql-dir}/include --with-mysql-lib --without-mysql-lib=${mysql-dir}/lib --with-mysql-config --without-mysql-config --with-mysql-dir --without-mysql-dir --with-mysql-include --without-mysql-include=${mysql-dir}/include --with-mysql-lib --without-mysql-lib=${mysql-dir}/lib --with-mysqlclientlib --without-mysqlclientlib --with-mlib --without-mlib --with-mysqlclientlib --without-mysqlclientlib --with-zlib --without-zlib --with-mysqlclientlib --without-mysqlclientlib --with-socketlib --without-socketlib --with-mysqlclientlib --without-mysqlclientlib --with-nsllib --without-nsllib --with-mysqlclientlib --without-mysqlclientlib --with-mygcclib --without-mygcclib --with-mysqlclientlib --without-mysqlclientlib extconf failed, exit code 1 Gem files will remain installed in /vagrant/okome/vendor/bundle/ruby/2.1.0/gems/mysql2-0.3.17 for inspection. Results logged to /vagrant/okome/vendor/bundle/ruby/2.1.0/extensions/x86_64-linux/2.1.0-static/mysql2-0.3.17/gem_make.out An error occurred while installing mysql2 (0.3.17), and Bundler cannot continue. Make sure that `gem install mysql2 -v '0.3.17'` succeeds before bundling.
というエラーが出た。最後のところにmysql2を入れろと書いてあったので、
$ gem install mysql2 -v '0.3.17'
を実行したところ
ERROR: Error installing mysql2: ERROR: Failed to build gem native extension. /home/vagrant/.rbenv/versions/2.1.3/bin/ruby extconf.rb checking for ruby/thread.h... yes checking for rb_thread_call_without_gvl() in ruby/thread.h... yes checking for rb_thread_blocking_region()... yes checking for rb_wait_for_single_fd()... yes checking for rb_hash_dup()... yes checking for rb_intern3()... yes checking for mysql_query() in -lmysqlclient... no checking for main() in -lm... yes checking for mysql_query() in -lmysqlclient... no checking for main() in -lz... yes checking for mysql_query() in -lmysqlclient... no checking for main() in -lsocket... no checking for mysql_query() in -lmysqlclient... no checking for main() in -lnsl... yes checking for mysql_query() in -lmysqlclient... no checking for main() in -lmygcc... no checking for mysql_query() in -lmysqlclient... no *** 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=/home/vagrant/.rbenv/versions/2.1.3/bin/ruby --with-mysql-dir --without-mysql-dir --with-mysql-include --without-mysql-include=${mysql-dir}/include --with-mysql-lib --without-mysql-lib=${mysql-dir}/lib --with-mysql-config --without-mysql-config --with-mysql-dir --without-mysql-dir --with-mysql-include --without-mysql-include=${mysql-dir}/include --with-mysql-lib --without-mysql-lib=${mysql-dir}/lib --with-mysqlclientlib --without-mysqlclientlib --with-mlib --without-mlib --with-mysqlclientlib --without-mysqlclientlib --with-zlib --without-zlib --with-mysqlclientlib --without-mysqlclientlib --with-socketlib --without-socketlib --with-mysqlclientlib --without-mysqlclientlib --with-nsllib --without-nsllib --with-mysqlclientlib --without-mysqlclientlib --with-mygcclib --without-mygcclib --with-mysqlclientlib --without-mysqlclientlib extconf failed, exit code 1 Gem files will remain installed in /home/vagrant/.rbenv/versions/2.1.3/lib/ruby/gems/2.1.0/gems/mysql2-0.3.17 for inspection. Results logged to /home/vagrant/.rbenv/versions/2.1.3/lib/ruby/gems/2.1.0/extensions/x86_64-linux/2.1.0-static/mysql2-0.3.17/gem_make.out
最後の方は変わったが、どうやら元凶は ruby extconf.rb らしい。
$ sudo yum -y install mysql-devel
これで解決。
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