From 14b418d04114957425ce64a9869b938ab0aa65d2 Mon Sep 17 00:00:00 2001
From: Jacek Jendrzej <overx300@gmail.com>
Date: Sun, 10 Nov 2024 15:20:34 +0100
Subject: [PATCH] lua: add compatibility to lua 5.3 and 5.4; copy from
 https://github.com/SteveKChiu/lua-intf/blob/master/LuaIntf/LuaCompat.h

---
 src/gui/lua/lua_cc_text.cpp     |  9 +++++++++
 src/gui/lua/lua_cc_window.cpp   |  8 ++++++++
 src/gui/lua/lua_configfile.cpp  |  8 ++++++++
 src/gui/lua/lua_filehelpers.cpp |  8 ++++++++
 src/gui/lua/lua_misc.cpp        |  8 ++++++++
 src/gui/lua/luainstance.cpp     | 27 +++++++++++++++++++++++++++
 6 files changed, 68 insertions(+)

diff --git a/src/gui/lua/lua_cc_text.cpp b/src/gui/lua/lua_cc_text.cpp
index fa108281b..43a483bef 100644
--- a/src/gui/lua/lua_cc_text.cpp
+++ b/src/gui/lua/lua_cc_text.cpp
@@ -37,6 +37,15 @@
 #include "lua_cc_window.h"
 #include "lua_cc_text.h"
 
+
+#if LUA_VERSION_NUM >= 503 /* Lua 5.3 */
+
+#ifndef luaL_checkint
+# define luaL_checkint luaL_checkinteger
+#endif
+
+#endif /* Lua 5.3 */
+
 CLuaInstCCText* CLuaInstCCText::getInstance()
 {
 	static CLuaInstCCText* LuaInstCCText = NULL;
diff --git a/src/gui/lua/lua_cc_window.cpp b/src/gui/lua/lua_cc_window.cpp
index 469c84ec6..63a279828 100644
--- a/src/gui/lua/lua_cc_window.cpp
+++ b/src/gui/lua/lua_cc_window.cpp
@@ -33,6 +33,14 @@
 #include "luainstance.h"
 #include "lua_cc_window.h"
 
+#if LUA_VERSION_NUM >= 503 /* Lua 5.3 */
+
+#ifndef luaL_checkint
+#define luaL_checkint luaL_checkinteger
+#endif
+
+#endif /* Lua 5.3 */
+
 CLuaInstCCWindow* CLuaInstCCWindow::getInstance()
 {
 	static CLuaInstCCWindow* LuaInstCCWindow = NULL;
diff --git a/src/gui/lua/lua_configfile.cpp b/src/gui/lua/lua_configfile.cpp
index e39938530..5950148d3 100644
--- a/src/gui/lua/lua_configfile.cpp
+++ b/src/gui/lua/lua_configfile.cpp
@@ -30,6 +30,14 @@
 #include "luainstance.h"
 #include "lua_configfile.h"
 
+#if LUA_VERSION_NUM >= 503 /* Lua 5.3 */
+
+#ifndef luaL_checkint
+#define luaL_checkint luaL_checkinteger
+#endif
+
+#endif /* Lua 5.3 */
+
 CLuaInstConfigFile* CLuaInstConfigFile::getInstance()
 {
 	static CLuaInstConfigFile* LuaInstConfigFile = NULL;
diff --git a/src/gui/lua/lua_filehelpers.cpp b/src/gui/lua/lua_filehelpers.cpp
index 552458ef1..39c1b6a20 100644
--- a/src/gui/lua/lua_filehelpers.cpp
+++ b/src/gui/lua/lua_filehelpers.cpp
@@ -35,6 +35,14 @@
 #include "luainstance.h"
 #include "lua_filehelpers.h"
 
+#if LUA_VERSION_NUM >= 503 /* Lua 5.3 */
+
+#ifndef luaL_checkint
+#define luaL_checkint luaL_checkinteger
+#endif
+
+#endif /* Lua 5.3 */
+
 CLuaInstFileHelpers* CLuaInstFileHelpers::getInstance()
 {
 	static CLuaInstFileHelpers* LuaInstFileHelpers = NULL;
diff --git a/src/gui/lua/lua_misc.cpp b/src/gui/lua/lua_misc.cpp
index 95dbb1569..8e7a0ceb9 100644
--- a/src/gui/lua/lua_misc.cpp
+++ b/src/gui/lua/lua_misc.cpp
@@ -40,6 +40,14 @@
 /* autogenerated from luainstance.h */
 #include "lua_api_version.h"
 
+#if LUA_VERSION_NUM >= 503 /* Lua 5.3 */
+
+#ifndef luaL_checkint
+#define luaL_checkint luaL_checkinteger
+#endif
+
+#endif /* Lua 5.3 */
+
 extern CVolume* g_volume;
 
 CLuaInstMisc* CLuaInstMisc::getInstance()
diff --git a/src/gui/lua/luainstance.cpp b/src/gui/lua/luainstance.cpp
index fa1e1bb82..c8fb8b058 100644
--- a/src/gui/lua/luainstance.cpp
+++ b/src/gui/lua/luainstance.cpp
@@ -62,6 +62,33 @@
 /* autogenerated from luainstance.h */
 #include "lua_api_version.h"
 
+#if LUA_VERSION_NUM >= 503 /* Lua 5.3 */
+
+	#ifndef luaL_checkint
+		# define luaL_checkint luaL_checkinteger
+	#endif
+
+	#ifndef lua_pushunsigned
+		#define lua_pushunsigned(L, n) \
+		lua_pushinteger(L, static_cast<lua_Integer>(n))
+
+		#define lua_tounsignedx(L, i, is) \
+		static_cast<lua_Unsigned>(lua_tointegerx(L, i, is))
+
+		#define lua_tounsigned(L, i) \
+		lua_tounsignedx(L, (i), nullptr)
+	#endif
+
+	#ifndef luaL_checkunsigned
+		#define luaL_checkunsigned(L, a) \
+		static_cast<lua_Unsigned>(luaL_checkinteger(L, a))
+
+		#define luaL_optunsigned(L, a, d) \
+		static_cast<lua_Unsigned>(luaL_optinteger(L, a, static_cast<lua_Integer>(d)))
+	#endif
+
+#endif /* Lua 5.3 */
+
 extern CPictureViewer *g_PicViewer;
 extern cVideo *videoDecoder;