From 09d31e5e9f763088698aa282a2a3c6f72e9e3274 Mon Sep 17 00:00:00 2001
From: Ivan Grokhotkov <igrokhotkov@gmail.com>
Date: Fri, 19 Jun 2015 17:29:49 +0300
Subject: [PATCH] Fix an error when including debug.h from C

---
 hardware/esp8266com/esp8266/cores/esp8266/debug.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/hardware/esp8266com/esp8266/cores/esp8266/debug.h b/hardware/esp8266com/esp8266/cores/esp8266/debug.h
index cf0830d3e..7bdc247bd 100644
--- a/hardware/esp8266com/esp8266/cores/esp8266/debug.h
+++ b/hardware/esp8266com/esp8266/cores/esp8266/debug.h
@@ -5,7 +5,10 @@
 // #define DEBUGV(...) ets_printf(__VA_ARGS__)
 #define DEBUGV(...)
 
+#ifdef __cplusplus
 void hexdump(uint8_t *mem, uint32_t len, uint8_t cols = 16);
-
+#else
+void hexdump(uint8_t *mem, uint32_t len, uint8_t cols);
+#endif
 
 #endif//ARD_DEBUG_H