plan9port

commit 86190ea39d2f42af86b9a7ffefaf32f385040f5c
parent 4f6d2bb1e8e38aaeeeabb159272da19718bfb05d
Author: rsc <devnull@localhost>
Date:   Sun,  8 Apr 2007 01:33:31 +0000

complain loudly about vtwrite failure

Diffstat:
M
src/cmd/vbackup/vbackup.c
 | 
8
++++++--

1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/src/cmd/vbackup/vbackup.c b/src/cmd/vbackup/vbackup.c
@@ -450,8 +450,12 @@ myvtwrite(VtConn *z, uchar score[VtScoreSize], uint type, uchar *buf, int n)
 {
 	WriteReq wr;
 
-	if(nwritethread == 0)
-		return vtwrite(z, score, type, buf, n);
+	if(nwritethread == 0){
+		n = vtwrite(z, score, type, buf, n);
+		if(n < 0)
+			sysfatal("vtwrite: %r");
+		return n;
+	}
 
 	wr.p = packetalloc();
 	packetappend(wr.p, buf, n);