lwip: prevent pointer-compare compilation warnings

2019-11-11 14:30:46 +01:00 · 2019-11-11 14:30:46 +01:00 · a3cb9d9897
parent b2a7ac2996
commit a3cb9d9897
1 changed files with 5 additions and 1 deletions
--- a/repos/libports/include/lwip/arch/cc.h
+++ b/repos/libports/include/lwip/arch/cc.h
@ -53,7 +53,11 @@ typedef int64_t   s64_t;
 typedef uintptr_t mem_ptr_t;

 #ifndef NULL
-#define NULL (uintptr_t)0
+#ifndef __cplusplus
+#define NULL ((void *)0)
+#else
+#define NULL (nullptr)
+#endif
 #endif
 #endif /* LWIP_NO_STDINT_H */