Feature patch: Xbox Crash Handling.

Seems that the Xbox had debugger detection routines and a way to have a Debug Break. this patch activates it.

stepmania/src/RageException.cpp

@@ -48,7 +48,7 @@ void RageException::Throw( const char *sFmt, ... )
 		fflush( stdout );
 	}
 
-#if defined(WINDOWS) && defined(DEBUG)
+#if (defined(WINDOWS) && defined(DEBUG)) || defined(_XDBG)
 	if( IsDebuggerPresent() )
 		DebugBreak();
 #endif

stepmania/src/archutils/Xbox/arch_setup.h

@@ -5,6 +5,11 @@
 #include <xgraphics.h>
 #include <stdio.h>
 
+#if defined(_XDBG)
+#include <xbdm.h>
+#define IsDebuggerPresent() DmIsDebuggerPresent()
+#endif
+
 // Xbox base path
 #define SYS_BASE_PATH "D:\\"
 

stepmania/src/global.cpp

@@ -10,7 +10,7 @@
 #  include "archutils/Darwin/Crash.h"
 using CrashHandler::IsDebuggerPresent;
 using CrashHandler::DebugBreak;
-#elif defined(_XBOX)
+#elif defined(_XDBG)
 #else
 #  include <unistd.h>
 #endif
@@ -21,7 +21,7 @@ using CrashHandler::DebugBreak;
 
 void NORETURN sm_crash( const char *reason )
 {
-#if ( defined(_WINDOWS) && defined(CRASH_HANDLER) ) || defined(MACOSX)
+#if ( defined(_WINDOWS) && defined(CRASH_HANDLER) ) || defined(MACOSX) || defined(_XDBG)
 	/* If we're being debugged, throw a debug break so it'll suspend the process. */
 	if( IsDebuggerPresent() )
 	{