From 6a335e2b7d47afdb5e37034a095aaa26a34d7ee1 Mon Sep 17 00:00:00 2001
From: lemon <lsof@mailbox.org>
Date: Sun, 7 Dec 2025 12:44:18 +0100
Subject: Add lua 5.4.0 test suite

---
 test/external/lua-5.4.0/src/lfunc.h | 69 +++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 test/external/lua-5.4.0/src/lfunc.h

(limited to 'test/external/lua-5.4.0/src/lfunc.h')

diff --git a/test/external/lua-5.4.0/src/lfunc.h b/test/external/lua-5.4.0/src/lfunc.h
new file mode 100644
index 0000000..8d6f965
--- /dev/null
+++ b/test/external/lua-5.4.0/src/lfunc.h
@@ -0,0 +1,69 @@
+/*
+** $Id: lfunc.h $
+** Auxiliary functions to manipulate prototypes and closures
+** See Copyright Notice in lua.h
+*/
+
+#ifndef lfunc_h
+#define lfunc_h
+
+
+#include "lobject.h"
+
+
+#define sizeCclosure(n)	(cast_int(offsetof(CClosure, upvalue)) + \
+                         cast_int(sizeof(TValue)) * (n))
+
+#define sizeLclosure(n)	(cast_int(offsetof(LClosure, upvals)) + \
+                         cast_int(sizeof(TValue *)) * (n))
+
+
+/* test whether thread is in 'twups' list */
+#define isintwups(L)	(L->twups != L)
+
+
+/*
+** maximum number of upvalues in a closure (both C and Lua). (Value
+** must fit in a VM register.)
+*/
+#define MAXUPVAL	255
+
+
+#define upisopen(up)	((up)->v != &(up)->u.value)
+
+
+#define uplevel(up)	check_exp(upisopen(up), cast(StkId, (up)->v))
+
+
+/*
+** maximum number of misses before giving up the cache of closures
+** in prototypes
+*/
+#define MAXMISS		10
+
+
+/*
+** Special "status" for 'luaF_close'
+*/
+
+/* close upvalues without running their closing methods */
+#define NOCLOSINGMETH	(-1)
+
+/* close upvalues running all closing methods in protected mode */
+#define CLOSEPROTECT	(-2)
+
+
+LUAI_FUNC Proto *luaF_newproto (lua_State *L);
+LUAI_FUNC CClosure *luaF_newCclosure (lua_State *L, int nupvals);
+LUAI_FUNC LClosure *luaF_newLclosure (lua_State *L, int nupvals);
+LUAI_FUNC void luaF_initupvals (lua_State *L, LClosure *cl);
+LUAI_FUNC UpVal *luaF_findupval (lua_State *L, StkId level);
+LUAI_FUNC void luaF_newtbcupval (lua_State *L, StkId level);
+LUAI_FUNC int luaF_close (lua_State *L, StkId level, int status);
+LUAI_FUNC void luaF_unlinkupval (UpVal *uv);
+LUAI_FUNC void luaF_freeproto (lua_State *L, Proto *f);
+LUAI_FUNC const char *luaF_getlocalname (const Proto *func, int local_number,
+                                         int pc);
+
+
+#endif
-- 
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