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This commit is contained in:
Roberto Ierusalimschy 2000-04-14 15:12:35 -03:00
parent c845ec777a
commit 870f61d299
3 changed files with 16 additions and 17 deletions
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13
ldo.c
View File

@ -1,5 +1,5 @@
/*
** $Id: ldo.c,v 1.71 2000/03/30 17:19:48 roberto Exp roberto $
** $Id: ldo.c,v 1.72 2000/03/30 20:55:50 roberto Exp roberto $
** Stack and Call structure of Lua
** See Copyright Notice in lua.h
*/
@ -326,17 +326,6 @@ static int do_main (lua_State *L, ZIO *z, int bin) {
}
void luaD_gcIM (lua_State *L, const TObject *o) {
const TObject *im = luaT_getimbyObj(L, o, IM_GC);
if (ttype(im) != TAG_NIL) {
luaD_checkstack(L, 2);
*(L->top++) = *im;
*(L->top++) = *o;
luaD_call(L, L->top-2, 0);
}
}
#define MAXFILENAME 260 /* maximum part of a file name kept */
int lua_dofile (lua_State *L, const char *filename) {

3
ldo.h
View File

@ -1,5 +1,5 @@
/*
** $Id: ldo.h,v 1.18 2000/03/24 17:26:08 roberto Exp roberto $
** $Id: ldo.h,v 1.19 2000/03/29 20:19:20 roberto Exp roberto $
** Stack and Call structure of Lua
** See Copyright Notice in lua.h
*/
@ -26,7 +26,6 @@ void luaD_lineHook (lua_State *L, StkId func, int line);
void luaD_call (lua_State *L, StkId func, int nResults);
void luaD_callTM (lua_State *L, const TObject *f, int nParams, int nResults);
int luaD_protectedrun (lua_State *L);
void luaD_gcIM (lua_State *L, const TObject *o);
void luaD_checkstack (lua_State *L, int n);

17
lgc.c
View File

@ -1,5 +1,5 @@
/*
** $Id: lgc.c,v 1.45 2000/03/29 20:19:20 roberto Exp roberto $
** $Id: lgc.c,v 1.46 2000/03/30 20:55:50 roberto Exp roberto $
** Garbage Collector
** See Copyright Notice in lua.h
*/
@ -20,6 +20,17 @@
static void luaD_gcTM (lua_State *L, const TObject *o) {
const TObject *im = luaT_getimbyObj(L, o, IM_GC);
if (ttype(im) != TAG_NIL) {
luaD_checkstack(L, 2);
*(L->top++) = *im;
*(L->top++) = *o;
luaD_call(L, L->top-2, 0);
}
}
static int markobject (lua_State *L, TObject *o);
@ -201,7 +212,7 @@ static void collectstring (lua_State *L, int limit) {
else { /* collect */
if (next->constindex == -1) { /* is userdata? */
tsvalue(&o) = next;
luaD_gcIM(L, &o);
luaD_gcTM(L, &o);
}
*p = next->nexthash;
luaS_free(L, next);
@ -240,13 +251,13 @@ long lua_collectgarbage (lua_State *L, long limit) {
markall(L);
luaR_invalidaterefs(L);
luaC_collect(L, 0);
luaD_gcIM(L, &luaO_nilobject); /* GC tag method for nil (signal end of GC) */
recovered = recovered - L->nblocks;
L->GCthreshold = (limit == 0) ? 2*L->nblocks : L->nblocks+limit;
if (L->Mbuffsize > L->Mbuffnext*4) { /* is buffer too big? */
L->Mbuffsize /= 2; /* still larger than Mbuffnext*2 */
luaM_reallocvector(L, L->Mbuffer, L->Mbuffsize, char);
}
luaD_gcTM(L, &luaO_nilobject);
return recovered;
}