[hatari-devel] Time overflow patch

[David Savinkoff <dsavnkff@xxxxxxxxx>]

Hi,

Hatari will run for 292266 years (including leap seconds),
then stall for 292266 years; repeatedly.

This patch allows Hatari to run continuously.

Sincerely,
David

--- hatari/src/main.c	2013-11-01 06:14:57.000000000 -0700
+++ hatari/src/main.c	2013-11-01 13:35:49.000000000 -0700
@@ -276,7 +276,7 @@
 void Main_WaitOnVbl(void)
 {
 	Sint64 CurrentTicks;
-	static Sint64 DestTicks = 0;
+	static Sint64 DestTicks = -1;
 	Sint64 FrameDuration_micro;
 	Sint64 nDelay;
 
@@ -292,10 +292,10 @@
 	FrameDuration_micro = ClocksTimings_GetVBLDuration_micro ( ConfigureParams.System.nMachineType , nScreenRefreshRate );
 	CurrentTicks = Time_GetTicks();
 
-	if ( DestTicks == 0 )					/* first call, init DestTicks */
+	if ( DestTicks < 0 )			/* on first call or overflow, init DestTicks */
 		DestTicks = CurrentTicks + FrameDuration_micro;
 
-	DestTicks += pulse_swallowing_count; /* audio.c - Audio_CallBack() */
+	DestTicks += pulse_swallowing_count;	/* audio.c - Audio_CallBack() */
 
 	nDelay = DestTicks - CurrentTicks;