1 files changed, 48 insertions, 0 deletions
diff --git a/rtrlib/lib/log.c b/rtrlib/lib/log.c
new file mode 100644
index 0000000..6ceaaa3
--- /dev/null
+++ b/rtrlib/lib/log.c
@@ -0,0 +1,48 @@
+/*
+ * This file is part of RTRlib.
+ *
+ * This file is subject to the terms and conditions of the MIT license.
+ * See the file LICENSE in the top level directory for more details.
+ *
+ * Website: http://rtrlib.realmv6.org/
+ */
+
+#include "log_private.h"
+
+#include <arpa/inet.h>
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <sys/time.h>
+#include <time.h>
+
+void lrtr_dbg(const char *frmt, ...)
+{
+#ifndef NDEBUG
+	va_list argptr;
+	struct timeval tv;
+	struct timezone tz;
+
+	va_start(argptr, frmt);
+
+	bool fail = true;
+
+	if (gettimeofday(&tv, &tz) == 0) {
+		struct tm tm;
+
+		if (localtime_r(&tv.tv_sec, &tm)) {
+			fprintf(stderr, "(%04d/%02d/%02d %02d:%02d:%02d:%06ld): ", tm.tm_year + 1900, tm.tm_mon + 1,
+				tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec, tv.tv_usec);
+			fail = false;
+		}
+	}
+
+	if (fail)
+		fprintf(stderr, "(%jd): ", (intmax_t)time(0));
+
+	vfprintf(stderr, frmt, argptr);
+	fprintf(stderr, "\n");
+	va_end(argptr);
+#endif
+}