plan9port

commit 4af8158b5351cc0ed7fc0ebb5e7b31c64069363d
parent f7f0512875f6eedfa8caa26a4b3969d66f31a6c4
Author: Russ Cox <rsc@swtch.com>
Date:   Thu, 19 Dec 2019 14:49:35 -0500

libbio: report Bflush/close error from Bterm

Diffstat:
M
src/libbio/binit.c
 | 
8
+++++---

1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/src/libbio/binit.c b/src/libbio/binit.c
@@ -141,13 +141,15 @@ Bopen(char *name, int mode)
 int
 Bterm(Biobuf *bp)
 {
+	int ret;
 
 	deinstall(bp);
-	Bflush(bp);
+	ret = Bflush(bp);
 	if(bp->flag == Bmagic) {
 		bp->flag = 0;
-		close(bp->fid);
+		if(close(bp->fid) < 0)
+			ret = -1;
 		free(bp);
 	}
-	return 0;
+	return ret;
 }