From: greg@kroah.com <greg@kroah.com>
Date: Thu, 23 Oct 2003 02:38:59 +0000 (-0700)
Subject: [PATCH] make libsysfs spit debug messages to the same place as the rest of udev.
X-Git-Tag: 005~16
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=3e2677a31ea601d49977bc9ed6b29523a9898534

[PATCH] make libsysfs spit debug messages to the same place as the rest of udev.
---

diff --git a/libsysfs/sysfs.h b/libsysfs/sysfs.h
index 00599954f..e39b7413c 100644
--- a/libsysfs/sysfs.h
+++ b/libsysfs/sysfs.h
@@ -41,9 +41,17 @@ extern int isascii(int c);
 
 /* Debugging */
 #ifdef DEBUG
-#define dprintf(format, arg...) fprintf(stderr, format, ## arg)
+#include <syslog.h>
+#define dprintf(format, arg...)								\
+	do {										\
+		log_message (LOG_DEBUG , "%s: " format , __FUNCTION__ , ## arg);	\
+	} while (0)
 #else
 #define dprintf(format, arg...) do { } while (0)
 #endif
 
+extern int log_message (int level, const char *format, ...)
+	__attribute__ ((format (printf, 2, 3)));
+
+
 #endif /* _SYSFS_H_ */