From: Adam Tistler Date: 2012-07-21T05:14:27+09:00 Subject: Problem installing mysql gem 2.7 on OSX lion I am unable to install the mysql on OSX Lion. Advice?? What is thy bidding, my master? ruby -v ruby 1.8.7 (2012-02-08 patchlevel 358) [i686-darwin11.3.0] What is thy bidding, my master? gem -v 1.5.3 I installed mysql via .dmg: What is thy bidding, my master? /usr/local/mysql/bin/mysql_config Usage: /usr/local/mysql/bin/mysql_config [OPTIONS] Options: --cflags [-I/usr/local/mysql/include -Os -g -fno-common -fno-strict-aliasing -arch x86_64] --include [-I/usr/local/mysql/include] --libs [-L/usr/local/mysql/lib -lmysqlclient -lpthread] --libs_r [-L/usr/local/mysql/lib -lmysqlclient_r -lpthread] --plugindir [/usr/local/mysql/lib/plugin] --socket [/tmp/mysql.sock] --port [0] --version [5.5.25a] --libmysqld-libs [-L/usr/local/mysql/lib -lmysqld -lpthread] --variable=VAR VAR is one of: pkgincludedir [/usr/local/mysql/include] pkglibdir [/usr/local/mysql/lib] plugindir [/usr/local/mysql/lib/plugin] What is thy bidding, my master? gem install mysql --version 2.7 -- --with-mysql-config=/usr/local/mysql/bin/mysql_config Building native extensions. This could take a while... ERROR: Error installing mysql: ERROR: Failed to build gem native extension. /Users/atistler/.rvm/rubies/ruby-1.8.7-p358/bin/ruby extconf.rb --with-mysql-config=/usr/local/mysql/bin/mysql_config checking for mysql_ssl_set()... no checking for mysql.h... no checking for mysql/mysql.h... 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=/Users/atistler/.rvm/rubies/ruby-1.8.7-p358/bin/ruby --with-mysql-config Gem files will remain installed in /Users/atistler/.rvm/gems/ruby-1.8.7-p358@rails2.3.8/gems/mysql-2.7 for inspection. Results logged to /Users/atistler/.rvm/gems/ruby-1.8.7-p358@rails2.3.8/gems/mysql-2.7/./gem_make.out -- Posted via http://www.ruby-forum.com/.