From 190bc7ae0e7346cc572129eea314c06c1c51cfe8 Mon Sep 17 00:00:00 2001
From: seki <seki@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 27 Jun 2011 15:18:22 +0000
Subject: fix [Bug #4409]. add DRbServer#here?

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32254 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/drb/drb.rb | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

(limited to 'lib/drb')

diff --git a/lib/drb/drb.rb b/lib/drb/drb.rb
index 20f00e8ca9..55cd408ce7 100644
--- a/lib/drb/drb.rb
+++ b/lib/drb/drb.rb
@@ -1341,6 +1341,7 @@ module DRb
 
       @protocol = DRbProtocol.open_server(uri, @config)
       @uri = @protocol.uri
+      @exported_uri = [@uri]
 
       @front = front
       @idconv = @config[:idconv]
@@ -1387,6 +1388,10 @@ module DRb
     def alive?
       @thread.alive?
     end
+    
+    def here?(uri)
+      @exported_uri.include?(uri)
+    end
 
     # Stop this server.
     def stop_service
@@ -1570,6 +1575,10 @@ module DRb
         @grp.add Thread.current
         Thread.current['DRb'] = { 'client' => client ,
                                   'server' => self }
+        DRb.mutex.synchronize do
+          client_uri = client.uri
+          @exported_uri << client_uri unless @exported_uri.include?(client_uri)
+        end
         loop do
           begin
             succ = false
@@ -1666,7 +1675,8 @@ module DRb
 
   # Is +uri+ the URI for the current local server?
   def here?(uri)
-    (current_server.uri rescue nil) == uri
+    current_server.here?(uri) rescue false
+    # (current_server.uri rescue nil) == uri
   end
   module_function :here?
 
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