windows: Implement MICROPY_INTERNAL_WFE() macro.

projectgus · projectgus · commit 77932503f465 · 2023-11-30T17:44:04.000+11:00
This should be the equivalent of the previous event poll hook macro.

Signed-off-by: Angus Gratton &lt;angus@redyak.com.au&gt;
diff --git a/ports/windows/mpconfigport.h b/ports/windows/mpconfigport.h
@@ -227,12 +227,9 @@ typedef long mp_off_t;
 #if MICROPY_ENABLE_SCHEDULER
 // Use 1mSec sleep to make sure there is effectively a wait period:
 // something like usleep(500) truncates and ends up calling Sleep(0).
-#define MICROPY_EVENT_POLL_HOOK \
-    do { \
-        extern void mp_handle_pending(bool); \
-        mp_handle_pending(true); \
-        msec_sleep(1.0); \
-    } while (0);
+#define MICROPY_INTERNAL_WFE(TIMEOUT_MS) msec_sleep(MIN(1.0, (double)(TIMEOUT_MS)))
+#else
+#define MICROPY_INTERNAL_WFE(TIMEOUT_MS) /* No-op */
 #endif
 
 #ifdef __GNUC__
