From: Vladimír Čunát <vladimir.cunat@nic.cz>
Date: Mon, 4 May 2020 10:17:43 +0000 (+0200)
Subject: daemon/bindings: stricter luajit detection
X-Git-Tag: v5.1.1~6^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0b495b6273c11574af1ecab949494722cde905a2;p=thirdparty%2Fknot-resolver.git

daemon/bindings: stricter luajit detection
---

diff --git a/daemon/bindings/impl.h b/daemon/bindings/impl.h
index 0297805d7..bb11e1b28 100644
--- a/daemon/bindings/impl.h
+++ b/daemon/bindings/impl.h
@@ -9,9 +9,8 @@
 #include <lua.h>
 #include <lauxlib.h>
 /* It may happen that include files are messed up and we're hitting a header
- * e.g. from Lua 5.2 or 5.3.  Header from 5.1 should work OK, and it's more difficult
- * to differentiate from a luajit one. */
-#if LUA_VERSION_NUM != 501
+ * e.g. from vanilla Lua.  Even 5.1 won't work due to missing luaL_traceback() in <lauxlib.h>. */
+#if (LUA_VERSION_NUM) != 501 || !defined(LUA_LJDIR)
 	#error "Incorrect Lua version in #include <lua.h> - LuaJIT compatible with Lua 5.1 is required"
 #endif