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authorLi Jin <dragon-fly@qq.com>2021-04-21 09:36:25 +0800
committerLi Jin <dragon-fly@qq.com>2021-04-21 09:36:25 +0800
commitb7bdf7d5d36825a1a750a74641f6d374dec5d67a (patch)
tree6b27eb6590e07c07f378305c51d0f5e0779faa83 /src/3rdParty/lua/lfunc.h
parentb86e5af605a170a3559df0165eac3cb6b665dc49 (diff)
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adjust some folder levels.
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diff --git a/src/3rdParty/lua/lfunc.h b/src/3rdParty/lua/lfunc.h
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1/*
2** $Id: lfunc.h $
3** Auxiliary functions to manipulate prototypes and closures
4** See Copyright Notice in lua.h
5*/
6
7#ifndef lfunc_h
8#define lfunc_h
9
10
11#include "lobject.h"
12
13
14#define sizeCclosure(n) (cast_int(offsetof(CClosure, upvalue)) + \
15 cast_int(sizeof(TValue)) * (n))
16
17#define sizeLclosure(n) (cast_int(offsetof(LClosure, upvals)) + \
18 cast_int(sizeof(TValue *)) * (n))
19
20
21/* test whether thread is in 'twups' list */
22#define isintwups(L) (L->twups != L)
23
24
25/*
26** maximum number of upvalues in a closure (both C and Lua). (Value
27** must fit in a VM register.)
28*/
29#define MAXUPVAL 255
30
31
32#define upisopen(up) ((up)->v != &(up)->u.value)
33
34
35#define uplevel(up) check_exp(upisopen(up), cast(StkId, (up)->v))
36
37
38/*
39** maximum number of misses before giving up the cache of closures
40** in prototypes
41*/
42#define MAXMISS 10
43
44
45
46/* special status to close upvalues preserving the top of the stack */
47#define CLOSEKTOP (-1)
48
49
50LUAI_FUNC Proto *luaF_newproto (lua_State *L);
51LUAI_FUNC CClosure *luaF_newCclosure (lua_State *L, int nupvals);
52LUAI_FUNC LClosure *luaF_newLclosure (lua_State *L, int nupvals);
53LUAI_FUNC void luaF_initupvals (lua_State *L, LClosure *cl);
54LUAI_FUNC UpVal *luaF_findupval (lua_State *L, StkId level);
55LUAI_FUNC void luaF_newtbcupval (lua_State *L, StkId level);
56LUAI_FUNC void luaF_closeupval (lua_State *L, StkId level);
57LUAI_FUNC void luaF_close (lua_State *L, StkId level, int status, int yy);
58LUAI_FUNC void luaF_unlinkupval (UpVal *uv);
59LUAI_FUNC void luaF_freeproto (lua_State *L, Proto *f);
60LUAI_FUNC const char *luaF_getlocalname (const Proto *func, int local_number,
61 int pc);
62
63
64#endif