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update lua to 5.3.2

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This commit is contained in:
Cloud Wu
2015-11-30 20:31:56 +08:00
parent e47a4921fa
commit 3a527f0a66
41 changed files with 1296 additions and 837 deletions
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19
3rd/lua/ltm.c
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@@ -1,5 +1,5 @@
/*
** $Id: ltm.c,v 2.34 2015/03/30 15:42:27 roberto Exp $
** $Id: ltm.c,v 2.36 2015/11/03 15:47:30 roberto Exp $
** Tag methods
** See Copyright Notice in lua.h
*/
@@ -57,7 +57,7 @@ void luaT_init (lua_State *L) {
** tag methods
*/
const TValue *luaT_gettm (Table *events, TMS event, TString *ename) {
const TValue *tm = luaH_getstr(events, ename);
const TValue *tm = luaH_getshortstr(events, ename);
lua_assert(event <= TM_EQ);
if (ttisnil(tm)) { /* no tag method? */
events->flags |= cast_byte(1u<<event); /* cache this fact */
@@ -79,20 +79,25 @@ const TValue *luaT_gettmbyobj (lua_State *L, const TValue *o, TMS event) {
default:
mt = G(L)->mt[ttnov(o)];
}
return (mt ? luaH_getstr(mt, G(L)->tmname[event]) : luaO_nilobject);
return (mt ? luaH_getshortstr(mt, G(L)->tmname[event]) : luaO_nilobject);
}
void luaT_callTM (lua_State *L, const TValue *f, const TValue *p1,
const TValue *p2, TValue *p3, int hasres) {
ptrdiff_t result = savestack(L, p3);
setobj2s(L, L->top++, f); /* push function (assume EXTRA_STACK) */
setobj2s(L, L->top++, p1); /* 1st argument */
setobj2s(L, L->top++, p2); /* 2nd argument */
StkId func = L->top;
setobj2s(L, func, f); /* push function (assume EXTRA_STACK) */
setobj2s(L, func + 1, p1); /* 1st argument */
setobj2s(L, func + 2, p2); /* 2nd argument */
L->top += 3;
if (!hasres) /* no result? 'p3' is third argument */
setobj2s(L, L->top++, p3); /* 3rd argument */
/* metamethod may yield only when called from Lua code */
luaD_call(L, L->top - (4 - hasres), hasres, isLua(L->ci));
if (isLua(L->ci))
luaD_call(L, func, hasres);
else
luaD_callnoyield(L, func, hasres);
if (hasres) { /* if has result, move it to its place */
p3 = restorestack(L, result);
setobjs2s(L, p3, --L->top);