Removed redundancy in definitions of version/release

String rendering now derived from the numeric original definitions.

Author: roberto-ieru

lua.h

@@ -1,7 +1,7 @@
 /*
 ** $Id: lua.h $
 ** Lua - A Scripting Language
-** Lua.org, PUC-Rio, Brazil (http://www.lua.org)
+** Lua.org, PUC-Rio, Brazil (www.lua.org)
 ** See Copyright Notice at the end of this file
 */
 
@@ -13,20 +13,19 @@
 #include <stddef.h>
 
 
-#include "luaconf.h"
+#define LUA_COPYRIGHT	LUA_RELEASE "  Copyright (C) 1994-2023 Lua.org, PUC-Rio"
+#define LUA_AUTHORS	"R. Ierusalimschy, L. H. de Figueiredo, W. Celes"
 
 
-#define LUA_VERSION_MAJOR	"5"
-#define LUA_VERSION_MINOR	"4"
-#define LUA_VERSION_RELEASE	"6"
+#define LUA_VERSION_MAJOR_N	5
+#define LUA_VERSION_MINOR_N	4
+#define LUA_VERSION_RELEASE_N	6
 
-#define LUA_VERSION_NUM			504
-#define LUA_VERSION_RELEASE_NUM		(LUA_VERSION_NUM * 100 + 6)
+#define LUA_VERSION_NUM  (LUA_VERSION_MAJOR_N * 100 + LUA_VERSION_MINOR_N)
+#define LUA_VERSION_RELEASE_NUM  (LUA_VERSION_NUM * 100 + LUA_VERSION_RELEASE_N)
 
-#define LUA_VERSION	"Lua " LUA_VERSION_MAJOR "." LUA_VERSION_MINOR
-#define LUA_RELEASE	LUA_VERSION "." LUA_VERSION_RELEASE
-#define LUA_COPYRIGHT	LUA_RELEASE "  Copyright (C) 1994-2023 Lua.org, PUC-Rio"
-#define LUA_AUTHORS	"R. Ierusalimschy, L. H. de Figueiredo, W. Celes"
+
+#include "luaconf.h"
 
 
 /* mark for precompiled code ('<esc>Lua') */
@@ -496,6 +495,17 @@ struct lua_Debug {
 /* }====================================================================== */
 
 
+#define LUAI_TOSTRAUX(x)	#x
+#define LUAI_TOSTR(x)		LUAI_TOSTRAUX(x)
+
+#define LUA_VERSION_MAJOR	LUAI_TOSTR(LUA_VERSION_MAJOR_N)
+#define LUA_VERSION_MINOR	LUAI_TOSTR(LUA_VERSION_MINOR_N)
+#define LUA_VERSION_RELEASE	LUAI_TOSTR(LUA_VERSION_RELEASE_N)
+
+#define LUA_VERSION	"Lua " LUA_VERSION_MAJOR "." LUA_VERSION_MINOR
+#define LUA_RELEASE	LUA_VERSION "." LUA_VERSION_RELEASE
+
+
 /******************************************************************************
 * Copyright (C) 1994-2023 Lua.org, PUC-Rio.
 *