* methods/http.cc:

  - check for incorrect proxy settings more carefully

debian/changelog

@@ -7,6 +7,8 @@ apt (0.6.45.1) unstable; urgency=low
       versions of the package (closes: #257054)
     - properly handle recommends/suggests or-groups when printing the list of
       suggested/recommends packages (closes: #311619)
+  * methods/http.cc:
+    - check more careful for incorrect proxy settings (closes: #378868)
 
  --
 

methods/http.cc

@@ -657,7 +657,7 @@ void HttpMethod::SendReq(FetchItem *Itm,CircleBuf &Out)
       will glitch HTTP/1.0 proxies because they do not filter it out and 
       pass it on, HTTP/1.1 says the connection should default to keep alive
       and we expect the proxy to do this */
-   if (Proxy.empty() == true)
+   if (Proxy.empty() == true || Proxy.Host.empty())
       sprintf(Buf,"GET %s HTTP/1.1\r\nHost: %s\r\nConnection: keep-alive\r\n",
 	      QuoteString(Uri.Path,"~").c_str(),ProperHost.c_str());
    else