Fix STATIC_ASSERT macro when using multiple .proto files.

[apps/low-level-can-service.git] / pb.h

diff --git a/pb.h b/pb.h
index dafdfd5..22b10d8 100644 (file)
--- a/pb.h
+++ b/pb.h
@@ -26,7 +26,9 @@
 
 /* Compile-time assertion, used for checking compatible compilation options. */
 #ifndef STATIC_ASSERT
-#define STATIC_ASSERT(COND,MSG) typedef char static_assertion_##MSG[(COND)?1:-1];
+#define STATIC_ASSERT(COND,MSG) typedef char STATIC_ASSERT_MSG(MSG, __LINE__, __COUNTER__)[(COND)?1:-1];
+#define STATIC_ASSERT_MSG(MSG, LINE, COUNTER) STATIC_ASSERT_MSG_(MSG, LINE, COUNTER)
+#define STATIC_ASSERT_MSG_(MSG, LINE, COUNTER) static_assertion_##MSG##LINE##COUNTER
 #endif
 
 /* Number of required fields to keep track of