From 86ddff4a0aa0f3cc316a589f97d3c62663bd2719 Mon Sep 17 00:00:00 2001
From: Richard Cochran <richardcochran@gmail.com>
Date: Sun, 8 Jan 2012 11:44:42 +0100
Subject: [PATCH] Print messages to the syslog by default.

Signed-off-by: Richard Cochran <richardcochran@gmail.com>
---
 print.c | 18 +++++++++++++++++-
 print.h |  2 ++
 2 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/print.c b/print.c
index 00af86f..0ab1e6a 100644
--- a/print.c
+++ b/print.c
@@ -19,18 +19,30 @@
 #include <stdarg.h>
 #include <stdio.h>
 #include <sys/types.h>
+#include <syslog.h>
 #include <unistd.h>
 
 #include "print.h"
 
-static int verbose = 1;
+static int verbose;
 static int print_level = LOG_INFO;
+static int use_syslog = 1;
+
+void print_no_syslog(void)
+{
+	use_syslog = 0;
+}
 
 void print_set_level(int level)
 {
 	print_level = level;
 }
 
+void print_verbose(void)
+{
+	verbose = 1;
+}
+
 void print(int level, char const *format, ...)
 {
 	pid_t pid;
@@ -48,5 +60,9 @@ void print(int level, char const *format, ...)
 
 	if (verbose) {
 		fprintf(stdout, "ptp4l[%d]: %s\n", pid, buf);
+		fflush(stdout);
+	}
+	if (use_syslog) {
+		syslog(level, "[%d] %s", pid, buf);
 	}
 }
diff --git a/print.h b/print.h
index eeb868e..1b42b2b 100644
--- a/print.h
+++ b/print.h
@@ -24,7 +24,9 @@
 
 void print(int level, char const *format, ...);
 
+void print_no_syslog(void);
 void print_set_level(int level);
+void print_verbose(void);
 
 #define pr_emerg(x...)   print(LOG_EMERG, x)
 #define pr_alert(x...)   print(LOG_ALERT, x)