From 4adfc09f0c5284230de2acd11110a68bb4c00f26 Mon Sep 17 00:00:00 2001
From: Andrea Luzzardi <aluzzardi@gmail.com>
Date: Sat, 1 Sep 2007 18:04:03 +0000
Subject: [PATCH] Hide output if the application is non interactive

---
 src/log.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/log.c b/src/log.c
index aa633db..1e99cc5 100644
--- a/src/log.c
+++ b/src/log.c
@@ -16,6 +16,7 @@
  */
 
 #include <stdio.h>
+#include <unistd.h>
 #include <syslog.h>
 #include <stdarg.h>
 #include "conf.h"
@@ -32,6 +33,8 @@ static void pusb_log_syslog(int level, const char *format, va_list ap)
 
 static void pusb_log_output(int level, const char *format, va_list ap)
 {
+	if (!isatty(fileno(stdin)))
+		return ;
 	if (pusb_opts && !pusb_opts->quiet)
 	{
 		if (pusb_opts && pusb_opts->color_log)