Backport #1001; handle EBADF in select() to avoid Interpreter-wide deadlock when native close() is called on fd which is currently being IO#select()ed.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8_6@24600 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Backport #1001; handle EBADF in select() to avoid Interpreter-wide deadlock when native close() is called on fd which is currently being IO#select()ed.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8_6@24600 b2dd03c8-39d4-4d8f-98ff-823fe69b080e