move WSAStartup() and WSACleanup() out of per-object methods into per-library init/cleanup methods

libs/pbd/crossthread.win.cc

@@ -25,13 +25,6 @@ CrossThreadChannel::CrossThreadChannel (bool non_blocking)
 	, receive_socket()
 	, recv_address()
 {
-	WSADATA	wsaData;
-
-	if(WSAStartup(MAKEWORD(1,1),&wsaData) != 0) {
-		std::cerr << "CrossThreadChannel::CrossThreadChannel() Winsock initialization failed with error: " << WSAGetLastError() << std::endl;
-		return;
-	}
-
 	struct sockaddr_in send_address;
 
 	// Create Send Socket
@@ -104,7 +97,6 @@ CrossThreadChannel::~CrossThreadChannel ()
 
 	closesocket(send_socket);
 	closesocket(receive_socket);
-	WSACleanup();
 }
 
 void

libs/pbd/pbd.cc

@@ -34,6 +34,10 @@
 #include "pbd/id.h"
 #include "pbd/enumwriter.h"
 
+#ifdef PLATFORM_WINDOWS
+#include <winsock2.h>
+#endif
+
 #include "i18n.h"
 
 extern void setup_libpbd_enums ();
@@ -68,6 +72,17 @@ PBD::init ()
 	// Essential!!  Make sure that any files used by Ardour
 	//              will be created or opened in BINARY mode!
 	_fmode = O_BINARY;
+
+	WSADATA	wsaData;
+
+	/* Initialize windows socket DLL for PBD::CrossThreadChannel
+	 */
+	
+	if (WSAStartup(MAKEWORD(1,1),&wsaData) != 0) {
+		fatal << "Windows socket initialization failed with error: " << WSAGetLastError() << endmsg;
+		/*NOTREACHED*/
+		return;
+	}
 #endif
 
 	if (!Glib::thread_supported()) {
@@ -89,5 +104,9 @@ PBD::init ()
 void
 PBD::cleanup ()
 {
+#ifdef PLATFORM_WINDOWS
+	WSACleanup();
+#endif	
+
 	EnumWriter::destroy ();
 }