lib: add hooks for external logging function

Signed-off-by: Emanuele Di Pascale <emanuele@voltanet.io>

1 files changed, 6 insertions, 0 deletions

diff --git a/lib/log.h b/lib/log.h
index be1d9fb592..8fb98a02ab 100644
--- a/lib/log.h
+++ b/lib/log.h
@@ -26,6 +26,12 @@
 #include <stdint.h>
 #include <stdbool.h>
 #include <stdio.h>
+#include <stdarg.h>
+#include "lib/hook.h"
+
+/* Hook for external logging function */
+DECLARE_HOOK(zebra_ext_log, (int priority, const char *format, va_list args),
+	     (priority, format, args));
 
 /* Here is some guidance on logging levels to use:
  *