gemでmysqlのライブラリインストール
gemでmysqlのライブラリがインストールできひん
[root@localhost ~]# gem install mysql Fetching: mysql-2.9.0.gem (100%) Building native extensions. This could take a while... .......... ERROR: Error installing mysql: ERROR: Failed to build gem native extension. /usr/bin/ruby extconf.rb checking for mysql_ssl_set()... *** 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-mysql-config --without-mysql-config /usr/share/ruby/mkmf.rb:381:in `try_do': The compiler failed to generate an executable file. (RuntimeError) You have to install development tools first. from /usr/share/ruby/mkmf.rb:461:in `try_link0' from /usr/share/ruby/mkmf.rb:476:in `try_link' from /usr/share/ruby/mkmf.rb:619:in `try_func' from /usr/share/ruby/mkmf.rb:894:in `block in have_func' from /usr/share/ruby/mkmf.rb:790:in `block in checking_for' from /usr/share/ruby/mkmf.rb:284:in `block (2 levels) in postpone' from /usr/share/ruby/mkmf.rb:254:in `open' from /usr/share/ruby/mkmf.rb:284:in `block in postpone' from /usr/share/ruby/mkmf.rb:254:in `open' from /usr/share/ruby/mkmf.rb:280:in `postpone' from /usr/share/ruby/mkmf.rb:789:in `checking_for' from /usr/share/ruby/mkmf.rb:893:in `have_func' from extconf.rb:45:in `<main>' Gem files will remain installed in /usr/local/share/gems/gems/mysql-2.9.0 for inspection. Results logged to /usr/local/share/gems/gems/mysql-2.9.0/ext/mysql_api/gem_make.out
先にmysqlの開発環境を整備しないといけんかった。
# yum install mysql-devel