c/lua:metatable
This commit is contained in:
luoliwoshang
124
c/lua/lua.go
124
c/lua/lua.go
@@ -41,17 +41,17 @@ type State struct {
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// ** basic types
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// */
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const (
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NONE = int(-1)
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NIL = int(0)
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BOOLEAN = int(1)
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LIGHTUSERDATA = int(2)
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NUMBER = int(3)
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STRING = int(4)
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TABLE = int(5)
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FUNCTION = int(6)
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USERDATA = int(7)
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THREAD = int(8)
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UMTYPES = int(9)
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NONE c.Int = -1
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NIL c.Int = 0
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BOOLEAN c.Int = 1
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LIGHTUSERDATA c.Int = 2
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NUMBER c.Int = 3
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STRING c.Int = 4
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TABLE c.Int = 5
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FUNCTION c.Int = 6
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USERDATA c.Int = 7
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THREAD c.Int = 8
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UMTYPES c.Int = 9
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)
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// /* minimum Lua stack available to a C function */
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@@ -78,13 +78,15 @@ type Integer = c.Int
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type Unsigned = c.Uint
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// /* type for continuation-function contexts */
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// TODO(zzy): Context may not be c.Int
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type KContext c.Int
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type KContext = c.Pointer
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// /*
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// ** Type for C functions registered with Lua
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// */
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// llgo:type C
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type CFunction func(L *State) c.Int
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// /*
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// ** Type for continuation functions
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// */
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@@ -185,9 +187,6 @@ func (L *State) Xmove(to *State, n c.Int) {}
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// /*
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// ** access functions (stack -> C)
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// */
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// LUA_API int (lua_isinteger) (State *L, int idx);
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// llgo:link (*State).Isinteger C.lua_isinteger
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func (L *State) Isinteger(idx c.Int) c.Int { return 0 }
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// llgo:link (*State).Isnumber C.lua_isnumber
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func (L *State) Isnumber(idx c.Int) c.Int { return 0 }
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@@ -195,11 +194,17 @@ func (L *State) Isnumber(idx c.Int) c.Int { return 0 }
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// llgo:link (*State).Isstring C.lua_isstring
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func (L *State) Isstring(idx c.Int) c.Int { return 0 }
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// TODO(zzy):add to demo
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// llgo:link (*State).Iscfunction C.lua_iscfunction
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func (L *State) Iscfunction(idx c.Int) c.Int { return 0 }
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// llgo:link (*State).Isinteger C.lua_isinteger
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func (L *State) Isinteger(idx c.Int) c.Int { return 0 }
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// LUA_API int (lua_isuserdata) (State *L, int idx);
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// llgo:link (*State).Type C.lua_type
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func (L *State) Type(idx c.Int) c.Int { return 0 }
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// TODO(zzy)
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// llgo:link (*State).Typename C.lua_typename
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func (L *State) Typename(tp c.Int) *c.Char { return nil }
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@@ -215,11 +220,11 @@ func (L *State) Toboolean(idx c.Int) bool { return false }
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// llgo:link (*State).Tolstring C.lua_tolstring
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func (L *State) Tolstring(idx c.Int, len *c.Ulong) *c.Char { return nil }
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// LUA_API int (lua_iscfunction) (State *L, int idx);
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// LUA_API int (lua_isuserdata) (State *L, int idx);
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// LUA_API lua_Unsigned (lua_rawlen) (State *L, int idx);
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// LUA_API lua_CFunction (lua_tocfunction) (State *L, int idx);
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// llgo:link (*State).Tocfunction C.lua_tocfunction
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func (L *State) Tocfunction(idx c.Int) CFunction { return nil }
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// LUA_API void *(lua_touserdata) (State *L, int idx);
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// LUA_API State *(lua_tothread) (State *L, int idx);
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// LUA_API const void *(lua_topointer) (State *L, int idx);
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@@ -240,24 +245,21 @@ func (L *State) Pushnumber(n Number) {}
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// llgo:link (*State).Pushinteger C.lua_pushinteger
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func (L *State) Pushinteger(n Integer) {}
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// llgo:link (*State).Pushstring C.lua_pushstring
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func (L *State) Pushstring(s *c.Char) *c.Char {
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return nil
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}
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// llgo:link (*State).Pushlstring C.lua_pushlstring
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func (L *State) Pushlstring(s *c.Char, len c.Ulong) *c.Char {
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return nil
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}
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func (L *State) Pushlstring(s *c.Char, len c.Ulong) *c.Char { return nil }
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// llgo:link (*State).Pushstring C.lua_pushstring
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func (L *State) Pushstring(s *c.Char) *c.Char { return nil }
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// llgo:link (*State).Pushfstring C.lua_pushfstring
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func (L *State) Pushfstring(format *c.Char, __llgo_va_list ...any) *c.Char { return nil }
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// llgo:link (*State).Pushcclosure C.lua_pushcclosure
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func (L *State) Pushcclosure(fn CFunction, n c.Int) {}
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// llgo:link (*State).Pushboolean C.lua_pushboolean
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func (L *State) Pushboolean(b c.Int) {}
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//const char *(lua_pushvfstring) (State *L, const char *fmt,va_list argp);
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//void (lua_pushcclosure) (State *L, lua_CFunction fn, int n);
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//void (lua_pushlightuserdata) (State *L, void *p);
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//int (lua_pushthread) (State *L);
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@@ -274,23 +276,25 @@ func (L *State) Gettable(idx c.Int) c.Int { return 0 }
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// llgo:link (*State).Getfield C.lua_getfield
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func (L *State) Getfield(idx c.Int, k *c.Char) c.Int { return 0 }
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// llgo:link (*State).Createtable C.lua_createtable
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func (L *State) Createtable(narr c.Int, nrec c.Int) {}
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// LUA_API int (lua_geti) (State *L, int idx, lua_Integer n);
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// LUA_API int (lua_rawget) (State *L, int idx);
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// LUA_API int (lua_rawgeti) (State *L, int idx, lua_Integer n);
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// LUA_API int (lua_rawgetp) (State *L, int idx, const void *p);
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// llgo:link (*State).Createtable C.lua_createtable
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func (L *State) Createtable(narr c.Int, nrec c.Int) {}
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// LUA_API void *(lua_newuserdatauv) (State *L, size_t sz, int nuvalue);
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// LUA_API int (lua_getmetatable) (State *L, int objindex);
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// llgo:link (*State).Getmetatable C.lua_getmetatable
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func (L *State) Getmetatable(objindex c.Int) c.Int { return 0 }
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// LUA_API int (lua_getiuservalue) (State *L, int idx, int n);
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// /*
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// ** set functions (stack -> Lua)
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// */
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// TODO(zzy):add to demo
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// llgo:link (*State).Setglobal C.lua_setglobal
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func (L *State) Setglobal(name *c.Char) {}
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@@ -304,25 +308,34 @@ func (L *State) Setfield(idx c.Int, k *c.Char) {}
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//void (lua_rawset) (State *L, int idx);
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//void (lua_rawseti) (State *L, int idx, lua_Integer n);
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//void (lua_rawsetp) (State *L, int idx, const void *p);
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//int (lua_setmetatable) (State *L, int objindex);
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// llgo:link (*State).Setmetatable C.lua_setmetatable
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func (L *State) Setmetatable(objindex c.Int) c.Int { return 0 }
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//int (lua_setiuservalue) (State *L, int idx, int n);
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// /*
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// ** 'load' and 'call' functions (load and run Lua code)
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// */
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// llgo:link (*State).Callk C.lua_callk
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func (L *State) Callk(nargs c.Int, nresults c.Int, ctx KContext, k KFunction) c.Int {
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return 0
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}
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func (L *State) Call(nargs c.Int, nresults c.Int) c.Int {
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return L.Callk(nargs, nresults, nil, nil)
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}
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// llgo:link (*State).Pcallk C.lua_pcallk
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func (L *State) Pcallk(nargs c.Int, nresults c.Int, errfunc c.Int, ctx KContext, k *KFunction) c.Int {
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func (L *State) Pcallk(nargs c.Int, nresults c.Int, errfunc c.Int, ctx KContext, k KFunction) c.Int {
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return 0
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}
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func (L *State) Pcall(nargs c.Int, nresults c.Int, errfunc c.Int) c.Int {
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return L.Pcallk(nargs, nresults, errfunc, KContext(c.Int(0)), nil)
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return L.Pcallk(nargs, nresults, errfunc, nil, nil)
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}
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// void (lua_callk) (State *L, int nargs, int nresults, lua_KContext ctx, lua_KFunction k);
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// #define lua_call(L,n,r) lua_callk(L, (n), (r), 0, NULL)
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// int (lua_load) (State *L, lua_Reader reader, void *dt, const char *chunkname, const char *mode);
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// int (lua_dump) (State *L, lua_Writer writer, void *data, int strip);
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@@ -396,11 +409,17 @@ func (L *State) Next(idx c.Int) c.Int { return 0 }
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// ** ===============================================================
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// */
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func (L *State) Tonumber(idx c.Int) Number { return L.Tonumberx(idx, nil) }
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func (L *State) Tostring(idx c.Int) *c.Char { return L.Tolstring(idx, nil) }
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func (L *State) Tointeger(idx c.Int) Integer { return L.Tointegerx(idx, nil) }
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func (L *State) Pop(n c.Int) { L.Settop(-(n) - 1) }
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func (L *State) Newtable() { L.Createtable(0, 0) }
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// #define lua_getextraspace(L) ((void *)((char *)(L) - LUA_EXTRASPACE))
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func (L *State) Tonumber(idx c.Int) Number { return L.Tonumberx(idx, nil) }
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func (L *State) Tostring(idx c.Int) *c.Char { return L.Tolstring(idx, nil) }
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func (L *State) Tointeger(idx c.Int) Integer { return L.Tointegerx(idx, nil) }
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func (L *State) Pop(n c.Int) { L.Settop(-(n) - 1) }
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func (L *State) Newtable() { L.Createtable(0, 0) }
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// #define lua_register(L,n,f) (lua_pushcfunction(L, (f)), lua_setglobal(L, (n)))
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func (L *State) Pushcfunction(f CFunction) { L.Pushcclosure(f, 0) }
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func (L *State) Isfunction(n c.Int) bool { return L.Type(n) == c.Int(FUNCTION) }
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func (L *State) Istable(n c.Int) bool { return L.Type(n) == c.Int(TABLE) }
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func (L *State) Islightuserdata(n c.Int) bool { return L.Type(n) == c.Int(LIGHTUSERDATA) }
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@@ -410,20 +429,11 @@ func (L *State) Isthread(n c.Int) bool { return L.Type(n) == c.Int(THREAD
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func (L *State) Isnone(n c.Int) bool { return L.Type(n) == c.Int(NONE) }
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func (L *State) Isnoneornil(n c.Int) bool { return L.Type(n) <= 0 }
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// #define lua_getextraspace(L) ((void *)((char *)(L) - LUA_EXTRASPACE))
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// #define lua_register(L,n,f) (lua_pushcfunction(L, (f)), lua_setglobal(L, (n)))
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// #define lua_pushcfunction(L,f) lua_pushcclosure(L, (f), 0)
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// #define lua_pushliteral(L, s) lua_pushstring(L, "" s)
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// #define lua_pushglobaltable(L) ((void)lua_rawgeti(L, LUA_REGISTRYINDEX, LUA_RIDX_GLOBALS))
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// #define lua_insert(L,idx) lua_rotate(L, (idx), 1)
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// #define lua_remove(L,idx) (lua_rotate(L, (idx), -1), lua_pop(L, 1))
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// #define lua_replace(L,idx) (lua_copy(L, -1, (idx)), lua_pop(L, 1))
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// /* }============================================================== */
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