1 files changed, 11 insertions, 2 deletions
diff --git a/src/include/debug.h b/src/include/debug.h
index 38d9c2ff1..bf5b3ee7d 100644
--- a/src/include/debug.h
+++ b/src/include/debug.h
@@ -27,7 +27,7 @@
 
 #ifdef CH_USE_DEBUG
 
-#ifndef TRACE_BUFFER_SIZE 
+#ifndef TRACE_BUFFER_SIZE
 #define TRACE_BUFFER_SIZE 64
 #endif
 
@@ -52,7 +52,6 @@ extern char *dbglastmsg;
 extern "C" {
 #endif
   void chDbgInit(void);
-  void chDbgTrace(Thread *otp, Thread *ntp);
   void chDbgPuts(char *msg);
   void chDbgPanic(char *msg);
 #ifdef __cplusplus
@@ -67,6 +66,16 @@ extern "C" {
 
 #endif /* CH_USE_DEBUG */
 
+#ifdef CH_USE_TRACE
+#ifdef __cplusplus
+extern "C" {
+#endif
+  void chDbgTrace(Thread *otp, Thread *ntp);
+#ifdef __cplusplus
+}
+#endif
+#endif /* CH_USE_TRACE */
+
 #endif /* _DEBUG_H_ */
 
 /** @} */