From 652989119b25aac450536838347d10fba71d71d2 Mon Sep 17 00:00:00 2001
From: Soumith Chintala <soumith@fb.com>
Date: Wed, 3 Feb 2016 16:57:40 -0500
Subject: enabled lua52 compatibility mode by default

---
 lua-5.3/CMakeLists.txt   | 3 +++
 lua-5.3/src/luaconf.h.in | 1 +
 2 files changed, 4 insertions(+)

diff --git a/lua-5.3/CMakeLists.txt b/lua-5.3/CMakeLists.txt
index 35483f7..37e0d2b 100644
--- a/lua-5.3/CMakeLists.txt
+++ b/lua-5.3/CMakeLists.txt
@@ -28,6 +28,9 @@ IF(UNIX)
   SET(LUA_USE_POSIX 1)
 ENDIF()
 
+# compatibility with Lua 5.2
+SET(LUA_COMPAT_5_2 1)
+
 # Readline support
 FIND_PACKAGE(Readline)
 IF(READLINE_FOUND)
diff --git a/lua-5.3/src/luaconf.h.in b/lua-5.3/src/luaconf.h.in
index f0bba74..3e12f15 100644
--- a/lua-5.3/src/luaconf.h.in
+++ b/lua-5.3/src/luaconf.h.in
@@ -16,6 +16,7 @@
 #cmakedefine LUA_USE_POSIX 1
 #cmakedefine LUA_USE_READLINE 1
 #cmakedefine LUA_BUILD_AS_DLL 1
+#cmakedefine LUA_COMPAT_5_2 1
 #define LUA_ROOT "@LUA_ROOT@/"
 
 /*
-- 
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