Check for completed overlappeds in ReadComm16 to solve problems with

programs that loop on it but don't get data.

Check for completed overlappeds in ReadComm16 to solve problems with
cce46e57 · Mike McCormack · Alexandre Julliard · cf80c545 · cce46e57
Commit cce46e57 authored Nov 23, 2001 by Mike McCormack Committed by Alexandre Julliard Nov 23, 2001
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comm16.c dlls/user/comm16.c +3 -0

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--- a/dlls/user/comm16.c
+++ b/dlls/user/comm16.c
@@ -1068,6 +1068,9 @@ INT16 WINAPI ReadComm16(INT16 cid,LPSTR lpvBuf,INT16 cbRead)
 		return -1;
 	}	

+	if(0==comm_inbuf(ptr))
+		WaitForSingleObjectEx( COM[cid].read_ov.hEvent, 1, TRUE);
+
 	/* read unget character */
 	if (ptr->unget>=0) {
 		*lpvBuf++ = ptr->unget;