From dff8f5c919bf65f72d98cd9eb58cd308101f1fa0 Mon Sep 17 00:00:00 2001
From: tjr <tjr@FreeBSD.org>
Date: Fri, 8 Nov 2002 02:51:31 +0000
Subject: Detect and exit on write errors.

---
 usr.bin/yes/yes.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/usr.bin/yes/yes.c b/usr.bin/yes/yes.c
index 0eb060d..73716e2 100644
--- a/usr.bin/yes/yes.c
+++ b/usr.bin/yes/yes.c
@@ -51,8 +51,11 @@ int
 main(int argc, char **argv)
 {
 	if (argc > 1)
-		for(;;)
-			puts(argv[1]);
-	else for (;;)
-		puts("y");
+		while (puts(argv[1]) != EOF)
+			;
+	else
+		while (puts("y") != EOF)
+			;
+	err(1, "stdout");
+	/*NOTREACHED*/
 }
-- 
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