use macro instead of header defines for Lua 5.2+ support

1 files changed, 4 insertions, 4 deletions

diff --git a/lua_cjson.c b/lua_cjson.c
index 020ba21..45ebe78 100644
--- a/lua_cjson.c
+++ b/lua_cjson.c
@@ -36,10 +36,6 @@
  *       difficult to know object/array sizes ahead of time.
  */
 
-
-#define LUA_COMPAT_ALL 1
-#define LUA_COMPAT_5_1 1
-
 #include <assert.h>
 #include <stdint.h>
 #include <string.h>
@@ -106,6 +102,10 @@
 #define json_lightudata_mask(ludata)    (ludata)
 #endif
 
+#if LUA_VERSION_NUM > 501
+#define lua_objlen(L,i)         lua_rawlen(L, (i))
+#endif
+
 static const char * const *json_empty_array;
 static const char * const *json_array;