matsumoto-r/ngx_mruby — pull request #47 by cubicdaiya (2013-06-18 15:22:04+00:00)
Title: output a error log when mruby script does not exist for mruby_set

A missing mruby script for mruby_set causes a failure of starting nginx.
In this case ngx_mruby should output a error log.