From fde1cac9d31afc1823bf901230da031a26fe25ea Mon Sep 17 00:00:00 2001
From: rfm <rfm@72102866-910b-0410-8b05-ffd578937521>
Date: Fri, 7 Oct 2011 15:15:05 +0000
Subject: [PATCH] small tweak for lowering resource usage during very heavy use
 of outgoing connections.

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@33950 72102866-910b-0410-8b05-ffd578937521
---
 ChangeLog                |  6 ++++++
 Source/GSHTTPURLHandle.m | 31 +++++++++++++++++++++++++++++--
 2 files changed, 35 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 82c0f6246..e874327c8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2011-10-07  Richard Frith-Macdonald <rfm@gnu.org>
+
+	* Source/GSHTTPURLHandle.m:
+	Be aggressive about checking for close n the 'connection' header
+	and shutting down the network connection immediately.
+
 2011-10-07  Richard Frith-Macdonald <rfm@gnu.org>
 
 	* Source/NSURLProtocol.m:
diff --git a/Source/GSHTTPURLHandle.m b/Source/GSHTTPURLHandle.m
index 61844190e..396a1806a 100644
--- a/Source/GSHTTPURLHandle.m
+++ b/Source/GSHTTPURLHandle.m
@@ -651,13 +651,40 @@ static void debugWrite(GSHTTPURLHandle *handle, NSData *data)
 	  [nc removeObserver: self name: nil object: sock];
 
 	  ver = [[[document headerNamed: @"http"] value] floatValue];
-	  val = [[document headerNamed: @"connection"] value];
-	  if (ver < 1.1 || (val != nil && [val isEqual: @"close"] == YES))
+	  if (ver < 1.1)
 	    {
 	      [nc removeObserver: self name: nil object: sock];
 	      [sock closeFile];
 	      DESTROY(sock);
 	    }
+	  else if (nil != (val = [[document headerNamed: @"connection"] value]))
+	    {
+	      val = [val lowercaseString];
+	      if (YES == [val isEqualToString: @"close"])
+		{
+		  [nc removeObserver: self name: nil object: sock];
+		  [sock closeFile];
+		  DESTROY(sock);
+		}
+	      else if ([val length] > 5)
+		{
+		  NSEnumerator	*e;
+
+		  e = [[val componentsSeparatedByString: @","]
+		    objectEnumerator];
+		  while (nil != (val = [e nextObject]))
+		    {
+		      val = [val stringByTrimmingSpaces];
+		      if (YES == [val isEqualToString: @"close"])
+			{
+			  [nc removeObserver: self name: nil object: sock];
+			  [sock closeFile];
+			  DESTROY(sock);
+			  break;
+			}
+		    }
+		}
+	    }
 
 	  /*
 	   * Retrieve essential keys from document