Adding GRPC_MUST_USE_RESULT

10 years ago · e850f3caad
parent 50a7a68ca2
commit e850f3caad
1 changed files with 8 additions and 0 deletions
--- a/include/grpc/support/port_platform.h
+++ b/include/grpc/support/port_platform.h
@ -266,4 +266,12 @@ typedef uintptr_t gpr_uintptr;
   power of two */
 #define GPR_MAX_ALIGNMENT 16

+#ifndef GRPC_MUST_USE_RESULT
+#ifdef __GNUC__
+#define GRPC_MUST_USE_RESULT __attribute__ ((warn_unused_result))
+#else
+#define GRPC_MUST_USE_RESULT
+#endif
+#endif
+
 #endif  /* GRPC_SUPPORT_PORT_PLATFORM_H */