un.rb: suppress warning

* lib/un.rb (wait_writable): show error messages only if -v is given. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39368 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2013-02-22 00:05:55 +00:00 · 2013-02-22 00:05:55 +00:00 · d0a4131709
commit d0a4131709
parent cc367fb326
1 changed files with 4 additions and 2 deletions
--- a/lib/un.rb
+++ b/lib/un.rb
@ -246,8 +246,10 @@ def wait_writable
        break
      rescue Errno::EACCES => e
        raise if n and (n -= 1) <= 0
-        puts e
-        STDOUT.flush
+        if verbose
+          puts e
+          STDOUT.flush
+        end
        sleep wait
        retry
      end