* lib/webrick/server.rb (WEBrick::GenericServer#shutdown):

  rescue Errno::ENOTCONN and close. [ruby-dev:35896]

* test/openssl/test_ssl.rb (OpenSSL#start_server): ditto.
  [ruby-dev:35897]

* lib/net/imap.rb (Net::IMAP#disconnect): ditto. [ruby-dev:35898]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18777 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

2 files changed, 19 insertions, 7 deletions

diff --git a/lib/net/imap.rb b/lib/net/imap.rb
index 64011e69cc..e6ffa3b1e0 100644
--- a/lib/net/imap.rb
+++ b/lib/net/imap.rb
@@ -288,11 +288,15 @@ module Net
     # Disconnects from the server.
     def disconnect
       begin
-        # try to call SSL::SSLSocket#io.
-        @sock.io.shutdown
-      rescue NoMethodError
-        # @sock is not an SSL::SSLSocket.
-        @sock.shutdown
+        begin
+          # try to call SSL::SSLSocket#io.
+          @sock.io.shutdown
+        rescue NoMethodError
+          # @sock is not an SSL::SSLSocket.
+          @sock.shutdown
+        end
+      rescue Errno::ENOTCONN
+        # ignore `Errno::ENOTCONN: Socket is not connected' on some platforms.
       end
       @receiver_thread.join
       @sock.close
diff --git a/lib/webrick/server.rb b/lib/webrick/server.rb
index 68501517c1..d0b6f2b693 100644
--- a/lib/webrick/server.rb
+++ b/lib/webrick/server.rb
@@ -130,9 +130,17 @@ module WEBrick
           addr = s.addr
           @logger.debug("close TCPSocket(#{addr[2]}, #{addr[1]})")
         end
-        s.shutdown
-        unless @config[:ShutdownSocketWithoutClose]
+        begin
+          s.shutdown
+        rescue Errno::ENOTCONN
+          # when `Errno::ENOTCONN: Socket is not connected' on some platforms,
+          # call #close instead of #shutdown.
+          # (ignore @config[:ShutdownSocketWithoutClose])
           s.close
+        else
+          unless @config[:ShutdownSocketWithoutClose]
+            s.close
+          end
         end
       }
       @listeners.clear