GetTickCounts() has a granularity in windows of 25 msec's.

Girotel's serial communication appears to depend on it, so I guess it's a feature...

GetTickCounts() has a granularity in windows of 25 msec's.
43daa7a3 · Rein Klazes · Alexandre Julliard · cd7986ba · 43daa7a3
Commit 43daa7a3 authored Oct 11, 1998 by Rein Klazes Committed by Alexandre Julliard Oct 11, 1998
Hide whitespace changes
Inline Side-by-side

Showing with 2 additions and 1 deletion

message.c windows/message.c +2 -1

No files found.
--- a/windows/message.c
+++ b/windows/message.c
@@ -1848,7 +1848,8 @@ DWORD WINAPI GetTickCount(void)
 {
    struct timeval t;
    gettimeofday( &t, NULL );
-    return ((t.tv_sec * 1000) + (t.tv_usec / 1000)) - MSG_WineStartTicks;
+    /* make extremely compatible: granularity is 25 msec */
+    return ((t.tv_sec * 1000) + (t.tv_usec / 25000) * 25) - MSG_WineStartTicks;
 }