From: Christian Grothoff <christian@grothoff.org>
Date: Wed, 8 Apr 2020 12:47:01 +0000 (+0200)
Subject: add GNUNET_static_assert()
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=17113fc2fd9d8607151dc4fecdbc161abb3b32fa;p=oweals%2Fgnunet.git

add GNUNET_static_assert()
---

diff --git a/src/include/gnunet_common.h b/src/include/gnunet_common.h
index 86d1a9f37..d84f9d77e 100644
--- a/src/include/gnunet_common.h
+++ b/src/include/gnunet_common.h
@@ -888,6 +888,28 @@ GNUNET_error_type_to_string (enum GNUNET_ErrorType kind);
   } while (0)
 
 
+#if HAVE_STATIC_ASSERT
+/**
+ * Assertion to be checked (if supported by C compiler) at
+ * compile time, otherwise checked at runtime and resulting
+ * in an abort() on failure.
+ *
+ * @param cond condition to test, 0 implies failure
+ */
+#define GNUNET_static_assert(cond) _Static_assert (cond)
+#else
+/**
+ * Assertion to be checked (if supported by C compiler) at
+ * compile time, otherwise checked at runtime and resulting
+ * in an abort() on failure.  This is the case where the
+ * compiler does not support static assertions.
+ *
+ * @param cond condition to test, 0 implies failure
+ */
+#define GNUNET_static_assert(cond) GNUNET_assert (cond)
+#endif
+
+
 /**
  * @ingroup logging
  * Use this for internal assertion violations that are