From cd1df6d088e212032b8b3b3f08da9b415813ed8b Mon Sep 17 00:00:00 2001
From: Jonas 'Sortie' Termansen <sortie@maxsi.org>
Date: Thu, 21 Mar 2013 15:19:56 +0100
Subject: [PATCH] Correct error detection in echo(1).

---
 utils/echo.cpp | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/utils/echo.cpp b/utils/echo.cpp
index 11dd93f5..dfed0644 100644
--- a/utils/echo.cpp
+++ b/utils/echo.cpp
@@ -38,9 +38,7 @@ int main(int argc, char* argv[])
 	const char* prefix = "";
 	for ( int i = startfrom; i < argc; i++ )
 	{
-		errno = 0;
-		printf("%s%s", prefix, argv[i]);
-		if ( errno != 0 )
+		if ( printf("%s%s", prefix, argv[i]) < 0 )
 		{
 			perror("<stdout>");
 			exit(1);