*** empty log message ***

5 files changed, 28 insertions, 3 deletions

diff --git a/ace/Asynch_Acceptor.cpp b/ace/Asynch_Acceptor.cpp
index 07939c729e4..9d5386ceb3c 100644
--- a/ace/Asynch_Acceptor.cpp
+++ b/ace/Asynch_Acceptor.cpp
@@ -4,8 +4,8 @@
 #define ACE_BUILD_DLL
 #include "ace/Asynch_Acceptor.h"
 
-#if defined (ACE_WIN32)
-// This only works on Win32 platforms
+#if defined (ACE_WIN32) 
+// This only works on Win32 platforms 
 
 #include "ace/Message_Block.h"
 #include "ace/INET_Addr.h"
@@ -110,6 +110,7 @@ ACE_Asynch_Acceptor<HANDLER>::accept (size_t bytes_to_read)
 template <class HANDLER> void 
 ACE_Asynch_Acceptor<HANDLER>::handle_accept (const ACE_Asynch_Accept::Result &result)
 {  
+#if defined (ACE_HAS_WINSOCK2) || (_WIN32_WINNT >= 0x0400)
   // If the asynchronous accept succeeds
   if (result.success ())
     {
@@ -156,6 +157,7 @@ ACE_Asynch_Acceptor<HANDLER>::handle_accept (const ACE_Asynch_Accept::Result &re
 
   // Start off another asynchronous accept to keep the backlog going
   this->accept (this->bytes_to_read_);
+#endif // defined (ACE_HAS_WINSOCK2) || (_WIN32_WINNT >= 0x0400)
 }
 
 template <class HANDLER> int
@@ -172,6 +174,7 @@ ACE_Asynch_Acceptor<HANDLER>::parse_address (ACE_Message_Block &message_block,
 					     ACE_INET_Addr &remote_address,
 					     ACE_INET_Addr &local_address)
 {
+#if defined (ACE_HAS_WINSOCK2) || (_WIN32_WINNT >= 0x0400)
   sockaddr *local_addr = 0;
   sockaddr *remote_addr = 0;
   int local_size = 0;
@@ -188,6 +191,10 @@ ACE_Asynch_Acceptor<HANDLER>::parse_address (ACE_Message_Block &message_block,
 
   local_address.set_addr  ((sockaddr_in *)  local_addr,  local_size);
   remote_address.set_addr ((sockaddr_in *) remote_addr, remote_size);
+#else
+  // just in case
+  errno = ENOTSUP;
+#endif // defined (ACE_HAS_WINSOCK2) || (_WIN32_WINNT >= 0x0400)
 }
 
 template <class HANDLER> ACE_HANDLE 
diff --git a/ace/Asynch_IO.cpp b/ace/Asynch_IO.cpp
index e6c8289dac4..067810f139e 100644
--- a/ace/Asynch_IO.cpp
+++ b/ace/Asynch_IO.cpp
@@ -487,6 +487,7 @@ ACE_Asynch_Accept::accept (ACE_Message_Block &message_block,
 			   ACE_HANDLE accept_handle,
 			   const void *act)
 {
+#if defined (ACE_HAS_WINSOCK2) || (_WIN32_WINNT >= 0x0400)
   // Sanity check: make sure that enough space has been allocated by the caller. 
   size_t address_size = sizeof (sockaddr_in) + sizeof (sockaddr);
   size_t space_in_use = message_block.wr_ptr () - message_block.base ();
@@ -557,6 +558,9 @@ ACE_Asynch_Accept::accept (ACE_Message_Block &message_block,
 
       ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "ReadFile"), -1);
     }
+#else
+  ACE_NOTSUP_RETURN (-1);
+#endif /* defined (ACE_HAS_WINSOCK2) || (_WIN32_WINNT >= 0x0400) */
 }
   
 // ************************************************************
@@ -634,6 +638,7 @@ ACE_Asynch_Transmit_File::transmit_file (ACE_HANDLE file,
 					 u_long flags,
 					 const void *act)
 {
+#if defined (ACE_HAS_WINSOCK2) || (_WIN32_WINNT >= 0x0400)
   Result *result = 0;
   ACE_NEW_RETURN (result, 
 		  Result (*this->handler_,
@@ -682,6 +687,9 @@ ACE_Asynch_Transmit_File::transmit_file (ACE_HANDLE file,
 
       ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "TransmitFile"), -1);
     }  
+#else
+  ACE_NOTSUP_RETURN (-1);
+#endif /* defined (ACE_HAS_WINSOCK2) || (_WIN32_WINNT >= 0x0400) */
 }
   
 // ************************************************************
diff --git a/ace/Asynch_IO.h b/ace/Asynch_IO.h
index 69c735e253d..b0fcd522070 100644
--- a/ace/Asynch_IO.h
+++ b/ace/Asynch_IO.h
@@ -21,7 +21,11 @@
 #include "ace/OS.h"
 
 #if defined (ACE_WIN32)
-// This only works on Win32 platforms
+// This only works on Win32 platforms. 
+//
+// The implementation of ACE_Asynch_Transmit_File and
+// ACE_Asynch_Accept are only supported if ACE_HAS_WINSOCK2 is defined
+// or you are on WinNT 4.0 or higher
 
 // Forward declarations
 class ACE_Proactor;
diff --git a/ace/config-win32-common.h b/ace/config-win32-common.h
index 4eb7c47f295..921cd42217c 100644
--- a/ace/config-win32-common.h
+++ b/ace/config-win32-common.h
@@ -240,6 +240,11 @@
 	#endif /* WIN32_LEAN_AND_MEAN */
 #endif /* !defined (_INC_INWDOWS) */
 
+// Always use WS2 when available
+#if (_WIN32_WINNT >= 0x0400)
+	#define ACE_HAS_WINSOCK2
+#endif
+
 #if defined (ACE_HAS_WINSOCK2)
 	#if !defined (_WINSOCK2API_)
 
diff --git a/ace/config-win32.h b/ace/config-win32.h
index 531e74ce34f..62f448a54f1 100644
--- a/ace/config-win32.h
+++ b/ace/config-win32.h
@@ -14,6 +14,7 @@
 // Define this if you're running NT 4.x
 //  Setting applies to  : building ACE
 //  Runtime restrictions: System must be Windows NT > 4.0
+//  Additonal notes: Defining _WIN32_WINNT as 0x0400 implies ACE_HAS_WINSOCK2.
 // #define _WIN32_WINNT 0x0400
 
 // Uncomment this, if you want ACE to use CWinThread. This should