From d048a96ee9bec968be0bdc9c43ffce61169545be Mon Sep 17 00:00:00 2001
From: Nicolas Pitre <nico@cam.org>
Date: Fri, 9 Nov 2007 14:33:54 -0500
Subject: [PATCH] print warning/error/fatal messages in one shot

Not doing so is likely to create a messed up display when sent over the
sideband protocol.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 usage.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/usage.c b/usage.c
index f5e652cc7..a5fc4ec5f 100644
--- a/usage.c
+++ b/usage.c
@@ -7,9 +7,9 @@
 
 static void report(const char *prefix, const char *err, va_list params)
 {
-	fputs(prefix, stderr);
-	vfprintf(stderr, err, params);
-	fputs("\n", stderr);
+	char msg[256];
+	vsnprintf(msg, sizeof(msg), err, params);
+	fprintf(stderr, "%s%s\n", prefix, msg);
 }
 
 static NORETURN void usage_builtin(const char *err)