Whoocus

バージョンアップのたびに、何度もハマる。
今回は、WindowsXP + ruby2.0 + mysql5.5

おなじみ下記のエラー。

checking for main() in -llibmysql... 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=C:/usr/local/ruby200/bin/ruby
        --with-mysql-dir
        --without-mysql-dir
        --with-mysql-include=${mysql-dir}/include
        --with-mysql-lib=${mysql-dir}/
        --with-mysql-dir
        --without-mysql-dir
        --with-mysql-include=${mysql-dir}/include
        --with-mysql-lib=${mysql-dir}/lib
        --with-libmysqllib
        --without-libmysqllib

C:\>gem install mysql2 -- '--with-mysql-include="C:\Program Files\MySQL\MySQL Server 5.5\include" --with-mysql-lib="C:\Program Files\MySQL\MySQL Server 5.5\lib"'
Temporarily enhancing PATH to include DevKit...
Building native extensions with: '--with-mysql-include="C:\Program Files\MySQL\MySQL Server 5.5\incl
ude" --with-mysql-lib="C:\Program Files\MySQL\MySQL Server 5.5\lib"'
This could take a while...
Successfully installed mysql2-0.3.13
Parsing documentation for mysql2-0.3.13
unable to convert "\x90" from ASCII-8BIT to UTF-8 for lib/mysql2/mysql2.so, skipping
Installing ri documentation for mysql2-0.3.13
1 gem installed

毎回、gem install の引数の渡し方が良くない。シングルクウォートで囲う。