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'CallInfo' stack implemented as double-linked list instead of an array

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This commit is contained in:
Roberto Ierusalimschy
2009-04-17 11:28:06 -03:00
parent 311e9f3ceb
commit 4f88418170
10 changed files with 127 additions and 126 deletions
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6
lapi.c
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@@ -1,5 +1,5 @@
/*
** $Id: lapi.c,v 2.73 2009/03/30 18:39:20 roberto Exp roberto $
** $Id: lapi.c,v 2.74 2009/04/08 18:04:33 roberto Exp roberto $
** Lua API
** See Copyright Notice in lua.h
*/
@@ -72,7 +72,7 @@ static TValue *index2adr (lua_State *L, int idx) {
static Table *getcurrenv (lua_State *L) {
if (L->ci == L->base_ci) /* no enclosing function? */
if (L->ci->previous == NULL) /* no enclosing function? */
return hvalue(gt(L)); /* use global table as environment */
else {
Closure *func = curr_func(L);
@@ -185,7 +185,7 @@ LUA_API void lua_replace (lua_State *L, int idx) {
StkId o;
lua_lock(L);
/* explicit test for incompatible code */
if (idx == LUA_ENVIRONINDEX && L->ci == L->base_ci)
if (idx == LUA_ENVIRONINDEX && L->ci->previous == NULL)
luaG_runerror(L, "no calling environment");
api_checknelems(L, 1);
o = index2adr(L, idx);