From: Ondřej Surý <ondrej@sury.org>
Date: Tue, 13 Nov 2018 20:43:11 +0000 (+0100)
Subject: Define STATIC_ASSERT(cond, msg) to be _Static_assert(cond, msg) everywhere but on... 
X-Git-Tag: v9.13.4~23^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5e44a1008f9ae6570bc3dc5841110381ae8cc4df;p=thirdparty%2Fbind9.git

Define STATIC_ASSERT(cond, msg) to be _Static_assert(cond, msg) everywhere but on Windows where it stays to be INSIST(cond)
---

diff --git a/lib/isc/include/isc/util.h b/lib/isc/include/isc/util.h
index 97eb51a193f..ecd9e8c52ac 100644
--- a/lib/isc/include/isc/util.h
+++ b/lib/isc/include/isc/util.h
@@ -208,6 +208,18 @@
 #define ISC_UNREACHABLE()
 #endif
 
+#if !defined(__has_feature)
+#define __has_feature(x) 0
+#endif
+
+#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR >= 6)
+#define STATIC_ASSERT(cond, msg) _Static_assert(cond, msg)
+#elif __has_feature(c_static_assert)
+#define STATIC_ASSERT(cond, msg) _Static_assert(cond, msg)
+#else
+#define STATIC_ASSERT(cond, msg) INSIST(cond)
+#endif
+
 #ifdef UNIT_TESTING
 extern void mock_assert(const int result, const char* const expression,
 			const char * const file, const int line);