dir.c: fix recursion
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36905 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
dir.c: fix recursion
basenames to match for each name. [ruby-core:47418] [Bug #6977]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36905 b2dd03c8-39d4-4d8f-98ff-823fe69b080e