expand ruby_sourcefile
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59060 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
expand ruby_sourcefile
RSTRING_PTR.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59060 b2dd03c8-39d4-4d8f-98ff-823fe69b080e