user32: Speed improvement for 16bit comm support.

The previous version of this patch wasn't applied correctly.

user32: Speed improvement for 16bit comm support.
426ae2f2 · Reinhard Karcher · Alexandre Julliard · 26f29fda · 426ae2f2
Commit 426ae2f2 authored Jan 01, 2007 by Reinhard Karcher Committed by Alexandre Julliard Jan 03, 2007
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comm16.c dlls/user32/comm16.c +3 -1

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--- a/dlls/user32/comm16.c
+++ b/dlls/user32/comm16.c
@@ -721,7 +721,9 @@ INT16 WINAPI GetCommError16(INT16 cid,LPCOMSTAT16 lpStat)

       if (lpStat) {
               lpStat->status = 0;
-		SleepEx(1,TRUE);
+
+               if (comm_inbuf(ptr) == 0)
+                       SleepEx(1,TRUE);

 		lpStat->cbOutQue = comm_outbuf(ptr);
 		lpStat->cbInQue = comm_inbuf(ptr);