Add QCoreApplication event loop to wahjamsrv

Use QCoreApplication::processEvents() instead of sleeping in the main
loop.  This allows us to begin using Qt events in the server and it will
eventually be possible to block while waiting for events instead of
spinning.

Signed-off-by: Stefan Hajnoczi <stefanha@gmail.com>

ninjam/server/ninjamsrv.cpp

@@ -39,6 +39,8 @@
 #include <signal.h>
 #include <stdarg.h>
 
+#include <QCoreApplication>
+
 #include "../../WDL/jnetlib/jnetlib.h"
 #include "../../WDL/jnetlib/httpget.h"
 #include "../netmsg.h"
@@ -646,6 +648,8 @@ bool reloadConfig(int argc, char **argv, bool firstTime)
 
 int main(int argc, char **argv)
 {
+  QCoreApplication app(argc, argv);
+
   if (argc < 2)
   {
     usage(argv[0]);
@@ -713,12 +717,7 @@ int main(int argc, char **argv)
   {
     if (g_server->run())
     {
-#ifdef _WIN32
-      Sleep(1);
-#else
-      struct timespec ts={0,1*1000*1000};
-      nanosleep(&ts,NULL);
-#endif
+      app.processEvents(QEventLoop::AllEvents, 1 /* milliseconds */);
 
       if (g_reloadconfig && strcmp(argv[1],"-"))
       {