nesting of long strings only in compatibility mode

luaconf.h

@@ -1,5 +1,5 @@
 /*
-** $Id: luaconf.h,v 1.43 2005/04/07 13:52:45 roberto Exp roberto $
+** $Id: luaconf.h,v 1.44 2005/04/25 19:24:10 roberto Exp roberto $
 ** Configuration file for Lua
 ** See Copyright Notice in lua.h
 */
@@ -267,6 +267,13 @@
 */
 #define LUA_COMPAT_VARARG	1
 
+/*
+@@ LUA_COMPAT_LSTR controls compatibility with old long string nesting
+@* facility.
+** CHANGE it to 2 if you want the old behaviour, or undefine it to turn
+** off the advisory error when nesting [[...]].
+*/
+#define LUA_COMPAT_LSTR		1
 
 /*
 @@ luai_apicheck is the assert macro used by the Lua-C API.