mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-06 05:01:26 +00:00
cb0bc7229a
Yet another debug flag: SYS_RUA_OBJ
1652 lines
42 KiB
C
1652 lines
42 KiB
C
/*
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rua_obj.c
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Progs Obj runtime support
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Copyright (C) 2001 Bill Currie
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Author: Bill Currie <bill@taniwha.org>
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Date: 2002/7/21
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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static __attribute__ ((used)) const char rcsid[] =
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"$Id$";
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#ifdef HAVE_STRING_H
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# include <string.h>
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#endif
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif
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#ifdef HAVE_MALLOC_H
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#include <malloc.h>
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#endif
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#include "QF/cvar.h"
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#include "QF/dstring.h"
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#include "QF/hash.h"
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#include "QF/pr_obj.h"
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#include "QF/progs.h"
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#include "QF/sys.h"
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#include "compat.h"
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#include "rua_internal.h"
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typedef struct obj_list_s {
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struct obj_list_s *next;
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void *data;
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} obj_list;
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static obj_list *obj_list_free_list;
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static obj_list *
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obj_list_new (void)
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{
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int i;
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obj_list *l;
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if (!obj_list_free_list) {
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obj_list_free_list = calloc (128, sizeof (obj_list));
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for (i = 0; i < 127; i++)
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obj_list_free_list[i].next = &obj_list_free_list[i + 1];
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}
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l = obj_list_free_list;
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obj_list_free_list = l->next;
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l->next = 0;
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return l;
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}
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static void
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obj_list_free (obj_list *l)
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{
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obj_list *e;
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if (!l)
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return;
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for (e = l; e->next; e = e->next)
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;
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e->next = obj_list_free_list;
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obj_list_free_list = l;
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}
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static inline obj_list *
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list_cons (void *data, obj_list *next)
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{
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obj_list *l = obj_list_new ();
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l->data = data;
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l->next = next;
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return l;
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}
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static inline void
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list_remove (obj_list **list)
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{
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if ((*list)->next) {
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obj_list *l = *list;
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*list = (*list)->next;
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l->next = 0;
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obj_list_free (l);
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} else {
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obj_list_free (*list);
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*list = 0;
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}
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}
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typedef struct class_tree {
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pr_class_t *class;
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obj_list *subclasses;
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} class_tree;
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class_tree *class_tree_free_list;
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static class_tree *
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class_tree_new (void)
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{
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int i;
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class_tree *t;
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if (!class_tree_free_list) {
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class_tree_free_list = calloc (128, sizeof (class_tree));
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for (i = 0; i < 127; i++) {
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class_tree *x = &class_tree_free_list[i];
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x->subclasses = (obj_list *) (x + 1);
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}
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}
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t = class_tree_free_list;
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class_tree_free_list = (class_tree *) t->subclasses;
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t->subclasses = 0;
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return t;
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}
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static int
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class_is_subclass_of_class (progs_t *pr, pr_class_t *class,
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pr_class_t *superclass)
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{
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while (class) {
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if (class == superclass)
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return 1;
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if (!class->super_class)
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break;
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class = Hash_Find (pr->classes, PR_GetString (pr, class->super_class));
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}
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return 0;
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}
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static class_tree *
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create_tree_of_subclasses_inherited_from (progs_t *pr, pr_class_t *bottom,
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pr_class_t *upper)
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{
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const char *super_class = PR_GetString (pr, bottom->super_class);
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pr_class_t *superclass;
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class_tree *tree, *prev;
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superclass = bottom->super_class ? Hash_Find (pr->classes, super_class)
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: 0;
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tree = prev = class_tree_new ();
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prev->class = bottom;
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while (superclass != upper) {
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tree = class_tree_new ();
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tree->class = superclass;
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tree->subclasses = list_cons (prev, tree->subclasses);
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super_class = PR_GetString (pr, superclass->super_class);
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superclass = (superclass->super_class ? Hash_Find (pr->classes,
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super_class)
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: 0);
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prev = tree;
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}
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return tree;
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}
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static class_tree *
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_obj_tree_insert_class (progs_t *pr, class_tree *tree, pr_class_t *class)
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{
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obj_list *subclasses;
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class_tree *new_tree;
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if (!tree)
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return create_tree_of_subclasses_inherited_from (pr, class, 0);
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if (class == tree->class)
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return tree;
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if ((class->super_class ? Hash_Find (pr->classes,
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PR_GetString (pr,
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class->super_class))
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: 0) == tree->class) {
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obj_list *list = tree->subclasses;
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class_tree *node;
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while (list) {
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if (((class_tree *) list->data)->class == class)
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return tree;
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list = list->next;
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}
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node = class_tree_new ();
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node->class = class;
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tree->subclasses = list_cons (node, tree->subclasses);
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return tree;
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}
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if (!class_is_subclass_of_class (pr, class, tree->class))
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return 0;
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for (subclasses = tree->subclasses; subclasses;
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subclasses = subclasses->next) {
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pr_class_t *aclass = ((class_tree *)subclasses->data)->class;
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if (class_is_subclass_of_class (pr, class, aclass)) {
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subclasses->data = _obj_tree_insert_class (pr, subclasses->data,
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class);
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return tree;
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}
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}
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new_tree = create_tree_of_subclasses_inherited_from (pr, class,
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tree->class);
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tree->subclasses = list_cons (new_tree, tree->subclasses);
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return tree;
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}
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static void
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obj_tree_insert_class (progs_t *pr, pr_class_t *class)
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{
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obj_list *list_node;
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class_tree *tree;
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list_node = pr->class_tree_list;
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while (list_node) {
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tree = _obj_tree_insert_class (pr, list_node->data, class);
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if (tree) {
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list_node->data = tree;
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break;
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} else {
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list_node = list_node->next;
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}
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}
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if (!list_node) {
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tree = _obj_tree_insert_class (pr, 0, class);
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pr->class_tree_list = list_cons (tree, pr->class_tree_list);
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}
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}
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static void
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obj_create_classes_tree (progs_t *pr, pr_module_t *module)
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{
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pr_symtab_t *symtab = &G_STRUCT (pr, pr_symtab_t, module->symtab);
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int i;
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for (i = 0; i < symtab->cls_def_cnt; i++) {
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pr_class_t *class = &G_STRUCT (pr, pr_class_t, symtab->defs[i]);
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obj_tree_insert_class (pr, class);
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}
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}
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static void
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obj_destroy_class_tree_node (progs_t *pr, class_tree *tree, int level)
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{
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tree->subclasses = (obj_list *) class_tree_free_list;
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class_tree_free_list = tree;
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}
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static void
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obj_preorder_traverse (progs_t *pr, class_tree *tree, int level,
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void (*func) (progs_t *, class_tree *, int))
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{
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obj_list *node;
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func (pr, tree, level);
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for (node = tree->subclasses; node; node = node->next)
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obj_preorder_traverse (pr, node->data, level + 1, func);
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}
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static void
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obj_postorder_traverse (progs_t *pr, class_tree *tree, int level,
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void (*func) (progs_t *, class_tree *, int))
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{
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obj_list *node;
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for (node = tree->subclasses; node; node = node->next)
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obj_postorder_traverse (pr, node->data, level + 1, func);
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func (pr, tree, level);
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}
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static const char *
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selector_get_key (void *s, void *_pr)
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{
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progs_t *pr = (progs_t *) _pr;
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return PR_GetString (pr, pr->selector_names[(intptr_t) s]);
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}
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static const char *
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class_get_key (void *c, void *pr)
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{
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return PR_GetString ((progs_t *)pr, ((pr_class_t *)c)->name);
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}
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static uintptr_t
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load_methods_get_hash (void *m, void *pr)
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{
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return (uintptr_t) m;
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}
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static int
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load_methods_compare (void *m1, void *m2, void *pr)
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{
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return m1 == m2;
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}
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static inline int
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sel_eq (pr_sel_t *s1, pr_sel_t *s2)
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{
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if (!s1 || !s2)
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return s1 == s2;
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return s1->sel_id == s2->sel_id;
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}
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static int
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object_is_instance (progs_t *pr, pr_id_t *object)
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{
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pr_class_t *class;
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if (object) {
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class = &G_STRUCT (pr, pr_class_t, object->class_pointer);
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return PR_CLS_ISCLASS (class);
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}
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return 0;
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}
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static string_t
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object_get_class_name (progs_t *pr, pr_id_t *object)
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{
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pr_class_t *class;
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if (object) {
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class = &G_STRUCT (pr, pr_class_t, object->class_pointer);
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if (PR_CLS_ISCLASS (class)) {
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R_INT (pr) = class->name;
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return class->name;
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}
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if (PR_CLS_ISMETA (class)) {
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R_INT (pr) = ((pr_class_t *)object)->name;
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return ((pr_class_t *)object)->name;
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}
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}
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return PR_SetString (pr, "Nil");
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}
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//====================================================================
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static void
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finish_class (progs_t *pr, pr_class_t *class, pointer_t object_ptr)
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{
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pr_class_t *meta = &G_STRUCT (pr, pr_class_t, class->class_pointer);
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pr_class_t *val;
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meta->class_pointer = object_ptr;
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if (class->super_class) {
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const char *super_class = PR_GetString (pr, class->super_class);
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const char *class_name = PR_GetString (pr, class->name);
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val = Hash_Find (pr->classes, super_class);
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if (!val)
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PR_Error (pr, "broken class %s: super class %s not found",
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class_name, super_class);
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meta->super_class = val->class_pointer;
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class->super_class = PR_SetPointer (pr, val);
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} else {
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pointer_t *ml = &meta->methods;
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while (*ml)
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ml = &G_STRUCT (pr, pr_method_list_t, *ml).method_next;
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*ml = class->methods;
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}
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Sys_MaskPrintf (SYS_RUA_OBJ, " %x %x %x\n", meta->class_pointer,
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meta->super_class, class->super_class);
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}
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//====================================================================
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static int
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add_sel_name (progs_t *pr, const char *name)
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{
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int ind = ++pr->selector_index;
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int size, i;
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if (pr->selector_index >= pr->selector_index_max) {
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size = pr->selector_index_max + 128;
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pr->selector_sels = realloc (pr->selector_sels,
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size * sizeof (obj_list *));
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pr->selector_names = realloc (pr->selector_names,
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size * sizeof (string_t));
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for (i = pr->selector_index_max; i < size; i++) {
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pr->selector_sels[i] = 0;
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pr->selector_names[i] = 0;
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}
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pr->selector_index_max = size;
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}
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pr->selector_names[ind] = PR_SetString (pr, name);
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return ind;
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}
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static pr_sel_t *
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sel_register_typed_name (progs_t *pr, const char *name, const char *types,
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pr_sel_t *sel)
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{
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intptr_t index;
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int is_new = 0;
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obj_list *l;
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Sys_MaskPrintf (SYS_RUA_OBJ, " Registering SEL %s %s\n", name, types);
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index = (intptr_t) Hash_Find (pr->selector_hash, name);
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if (index) {
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for (l = pr->selector_sels[index]; l; l = l->next) {
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pr_sel_t *s = l->data;
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if (!types || !s->sel_types) {
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if (!s->sel_types && !types) {
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if (sel) {
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sel->sel_id = index;
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goto done;
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}
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return s;
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}
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} else if (strcmp (PR_GetString (pr, s->sel_types), types) == 0) {
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if (sel) {
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sel->sel_id = index;
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goto done;
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}
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return s;
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}
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}
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} else {
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index = add_sel_name (pr, name);
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is_new = 1;
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}
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if (!sel)
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sel = PR_Zone_Malloc (pr, sizeof (pr_sel_t));
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sel->sel_id = index;
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sel->sel_types = PR_SetString (pr, types);
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l = obj_list_new ();
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l->data = sel;
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l->next = pr->selector_sels[index];
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pr->selector_sels[index] = l;
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if (is_new)
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Hash_Add (pr->selector_hash, (void *) index);
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done:
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Sys_MaskPrintf (SYS_RUA_OBJ, " %d @ %x\n",
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sel->sel_id, PR_SetPointer (pr, sel));
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return sel;
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}
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static pr_sel_t *
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sel_register_name (progs_t *pr, const char *name)
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{
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return sel_register_typed_name (pr, name, "", 0);
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}
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|
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static void
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register_selectors_from_list (progs_t *pr, pr_method_list_t *method_list)
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{
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int i;
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for (i = 0; i < method_list->method_count; i++) {
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pr_method_t *method = &method_list->method_list[i];
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const char *name = PR_GetString (pr, method->method_name);
|
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const char *types = PR_GetString (pr, method->method_types);
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pr_sel_t *sel = sel_register_typed_name (pr, name, types, 0);
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method->method_name = PR_SetPointer (pr, sel);
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}
|
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}
|
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|
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static void
|
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obj_register_selectors_from_class (progs_t *pr, pr_class_t *class)
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{
|
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pr_method_list_t *method_list = &G_STRUCT (pr, pr_method_list_t,
|
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class->methods);
|
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while (method_list) {
|
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register_selectors_from_list (pr, method_list);
|
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method_list = &G_STRUCT (pr, pr_method_list_t,
|
|
method_list->method_next);
|
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}
|
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}
|
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|
|
static void
|
|
obj_init_protocols (progs_t *pr, pr_protocol_list_t *protos)
|
|
{
|
|
pr_class_t *proto_class;
|
|
pr_protocol_t *proto;
|
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int i;
|
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|
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if (!protos)
|
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return;
|
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|
|
if (!(proto_class = Hash_Find (pr->classes, "Protocol"))) {
|
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pr->unclaimed_proto_list = list_cons (protos,
|
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pr->unclaimed_proto_list);
|
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return;
|
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}
|
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|
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for (i = 0; i < protos->count; i++) {
|
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proto = &G_STRUCT (pr, pr_protocol_t, protos->list[i]);
|
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if (!proto->class_pointer) {
|
|
proto->class_pointer = PR_SetPointer (pr, proto_class);
|
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obj_init_protocols (pr, &G_STRUCT (pr, pr_protocol_list_t,
|
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proto->protocol_list));
|
|
} else {
|
|
if (proto->class_pointer != PR_SetPointer (pr, proto_class))
|
|
PR_RunError (pr, "protocol broken");
|
|
}
|
|
}
|
|
}
|
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|
|
static void
|
|
class_add_method_list (progs_t *pr, pr_class_t *class, pr_method_list_t *list)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < list->method_count; i++) {
|
|
pr_method_t *method = &list->method_list[i];
|
|
if (method->method_name) {
|
|
const char *name = PR_GetString (pr, method->method_name);
|
|
const char *types = PR_GetString (pr, method->method_types);
|
|
pr_sel_t *sel = sel_register_typed_name (pr, name, types, 0);
|
|
method->method_name = PR_SetPointer (pr, sel);
|
|
}
|
|
}
|
|
|
|
list->method_next = class->methods;
|
|
class->methods = PR_SetPointer (pr, list);
|
|
}
|
|
|
|
static void
|
|
obj_class_add_protocols (progs_t *pr, pr_class_t *class,
|
|
pr_protocol_list_t *protos)
|
|
{
|
|
if (!protos)
|
|
return;
|
|
|
|
protos->next = class->protocols;
|
|
class->protocols = protos->next;
|
|
}
|
|
|
|
static void
|
|
finish_category (progs_t *pr, pr_category_t *category, pr_class_t *class)
|
|
{
|
|
pr_method_list_t *method_list;
|
|
pr_protocol_list_t *protocol_list;
|
|
|
|
if (category->instance_methods) {
|
|
method_list = &G_STRUCT (pr, pr_method_list_t,
|
|
category->instance_methods);
|
|
class_add_method_list (pr, class, method_list);
|
|
}
|
|
if (category->class_methods) {
|
|
pr_class_t *meta = &G_STRUCT (pr, pr_class_t, class->class_pointer);
|
|
method_list = &G_STRUCT (pr, pr_method_list_t,
|
|
category->class_methods);
|
|
class_add_method_list (pr, meta, method_list);
|
|
}
|
|
if (category->protocols) {
|
|
protocol_list = &G_STRUCT (pr, pr_protocol_list_t,
|
|
category->protocols);
|
|
obj_init_protocols (pr, protocol_list);
|
|
obj_class_add_protocols (pr, class, protocol_list);
|
|
}
|
|
}
|
|
|
|
static void
|
|
obj_send_message_in_list (progs_t *pr, pr_method_list_t *method_list,
|
|
pr_class_t *class, pr_sel_t *op)
|
|
{
|
|
int i;
|
|
|
|
if (!method_list)
|
|
return;
|
|
|
|
obj_send_message_in_list (pr, &G_STRUCT (pr, pr_method_list_t,
|
|
method_list->method_next),
|
|
class, op);
|
|
|
|
for (i = 0; i < method_list->method_count; i++) {
|
|
pr_method_t *mth = &method_list->method_list[i];
|
|
if (mth->method_name && sel_eq (&G_STRUCT (pr, pr_sel_t,
|
|
mth->method_name), op)
|
|
&& !Hash_FindElement (pr->load_methods, (void *) (intptr_t) mth->method_imp)) {
|
|
Hash_AddElement (pr->load_methods, (void *) (intptr_t) mth->method_imp);
|
|
|
|
PR_ExecuteProgram (pr, mth->method_imp);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
send_load (progs_t *pr, class_tree *tree, int level)
|
|
{
|
|
pr_sel_t *load_sel = sel_register_name (pr, "load");
|
|
pr_class_t *class = tree->class;
|
|
pr_class_t *meta = &G_STRUCT (pr, pr_class_t, class->class_pointer);
|
|
pr_method_list_t *method_list = &G_STRUCT (pr, pr_method_list_t,
|
|
meta->methods);
|
|
|
|
obj_send_message_in_list (pr, method_list, class, load_sel);
|
|
}
|
|
|
|
static void
|
|
obj_send_load (progs_t *pr)
|
|
{
|
|
obj_list *m;
|
|
|
|
if (pr->unresolved_classes) {
|
|
pr_class_t *class = pr->unresolved_classes->data;
|
|
const char *super_class = PR_GetString (pr, class->super_class);
|
|
while (Hash_Find (pr->classes, super_class)) {
|
|
list_remove (&pr->unresolved_classes);
|
|
if (pr->unresolved_classes) {
|
|
class = pr->unresolved_classes->data;
|
|
super_class = PR_GetString (pr, class->super_class);
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
if (pr->unresolved_classes)
|
|
return;
|
|
}
|
|
|
|
//XXX constant string stuff here (see init.c in libobjc source)
|
|
|
|
for (m = pr->module_list; m; m = m->next)
|
|
obj_create_classes_tree (pr, m->data);
|
|
while (pr->class_tree_list) {
|
|
obj_preorder_traverse (pr, pr->class_tree_list->data, 0, send_load);
|
|
obj_postorder_traverse (pr, pr->class_tree_list->data, 0,
|
|
obj_destroy_class_tree_node);
|
|
list_remove (&pr->class_tree_list);
|
|
}
|
|
//XXX callback
|
|
//for (m = pr->module_list; m; m = m->next)
|
|
// obj_create_classes_tree (pr, m->data);
|
|
obj_list_free (pr->module_list);
|
|
pr->module_list = 0;
|
|
}
|
|
|
|
static pr_method_t *
|
|
obj_find_message (progs_t *pr, pr_class_t *class, pr_sel_t *selector)
|
|
{
|
|
pr_class_t *c = class;
|
|
pr_method_list_t *method_list;
|
|
pr_method_t *method;
|
|
pr_sel_t *sel;
|
|
int i;
|
|
int dev = developer->int_val;
|
|
string_t *names;
|
|
|
|
if (dev & SYS_RUA_MSG) {
|
|
names = pr->selector_names;
|
|
Sys_Printf ("Searching for %s\n",
|
|
PR_GetString (pr, names[selector->sel_id]));
|
|
}
|
|
while (c) {
|
|
if (dev & SYS_RUA_MSG)
|
|
Sys_Printf ("Checking class %s @ %x\n",
|
|
PR_GetString (pr, c->name),
|
|
PR_SetPointer (pr, c));
|
|
method_list = &G_STRUCT (pr, pr_method_list_t, c->methods);
|
|
while (method_list) {
|
|
if (dev & SYS_RUA_MSG) {
|
|
Sys_Printf ("method list %x\n",
|
|
PR_SetPointer (pr, method_list));
|
|
}
|
|
for (i = 0, method = method_list->method_list;
|
|
i < method_list->method_count; i++, method++) {
|
|
sel = &G_STRUCT (pr, pr_sel_t, method->method_name);
|
|
if (developer->int_val & SYS_RUA_MSG) {
|
|
names = pr->selector_names;
|
|
Sys_Printf (" %s\n",
|
|
PR_GetString (pr, names[sel->sel_id]));
|
|
}
|
|
if (sel->sel_id == selector->sel_id)
|
|
return method;
|
|
}
|
|
method_list = &G_STRUCT (pr, pr_method_list_t,
|
|
method_list->method_next);
|
|
}
|
|
c = c->super_class ? &G_STRUCT (pr, pr_class_t, c->super_class) : 0;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
obj_send_initialize (progs_t *pr, pr_class_t *class)
|
|
{
|
|
pr_method_list_t *method_list;
|
|
pr_method_t *method;
|
|
pr_sel_t *sel;
|
|
pr_class_t *class_pointer;
|
|
pr_sel_t *selector = sel_register_name (pr, "initialize");
|
|
int i;
|
|
|
|
if (PR_CLS_ISINITIALIZED (class))
|
|
return;
|
|
class_pointer = &G_STRUCT (pr, pr_class_t, class->class_pointer);
|
|
PR_CLS_SETINITIALIZED (class);
|
|
PR_CLS_SETINITIALIZED (class_pointer);
|
|
if (class->super_class)
|
|
obj_send_initialize (pr, &G_STRUCT (pr, pr_class_t,
|
|
class->super_class));
|
|
|
|
method_list = &G_STRUCT (pr, pr_method_list_t, class_pointer->methods);
|
|
while (method_list) {
|
|
for (i = 0, method = method_list->method_list;
|
|
i < method_list->method_count; i++, method++) {
|
|
sel = &G_STRUCT (pr, pr_sel_t, method->method_name);
|
|
if (sel->sel_id == selector->sel_id) {
|
|
PR_PushFrame (pr);
|
|
PR_SaveParams (pr);
|
|
// param 0 is known to be the class pointer
|
|
P_POINTER (pr, 1) = method->method_name;
|
|
// pr->pr_argc is known to be 2
|
|
PR_ExecuteProgram (pr, method->method_imp);
|
|
PR_RestoreParams (pr);
|
|
PR_PopFrame (pr);
|
|
return;
|
|
}
|
|
}
|
|
method_list = &G_STRUCT (pr, pr_method_list_t,
|
|
method_list->method_next);
|
|
}
|
|
}
|
|
|
|
static func_t
|
|
get_imp (progs_t *pr, pr_class_t *class, pr_sel_t *sel)
|
|
{
|
|
pr_method_t *method = obj_find_message (pr, class, sel);
|
|
|
|
return method ? method->method_imp : 0;
|
|
}
|
|
|
|
static func_t
|
|
obj_msg_lookup (progs_t *pr, pr_id_t *receiver, pr_sel_t *op)
|
|
{
|
|
pr_class_t *class;
|
|
if (!receiver)
|
|
return 0;
|
|
class = &G_STRUCT (pr, pr_class_t, receiver->class_pointer);
|
|
if (PR_CLS_ISCLASS (class)) {
|
|
if (!PR_CLS_ISINITIALIZED (class))
|
|
obj_send_initialize (pr, class);
|
|
} else if (PR_CLS_ISMETA (class)
|
|
&& PR_CLS_ISCLASS ((pr_class_t *) receiver)) {
|
|
if (!PR_CLS_ISINITIALIZED ((pr_class_t *) receiver))
|
|
obj_send_initialize (pr, (pr_class_t *) receiver);
|
|
}
|
|
return get_imp (pr, class, op);
|
|
}
|
|
|
|
static func_t
|
|
obj_msg_lookup_super (progs_t *pr, pr_super_t *super, pr_sel_t *op)
|
|
{
|
|
pr_class_t *class;
|
|
|
|
if (!super->self)
|
|
return 0;
|
|
|
|
class = &G_STRUCT (pr, pr_class_t, super->class);
|
|
return get_imp (pr, class, op);
|
|
}
|
|
|
|
static void
|
|
obj_verror (progs_t *pr, pr_id_t *object, int code, const char *fmt, int count,
|
|
pr_type_t *args)
|
|
{
|
|
pr_type_t **arglist = (pr_type_t **) alloca (count * sizeof (pr_type_t *));
|
|
dstring_t *dstr = dstring_newstr ();
|
|
int i;
|
|
|
|
for (i = 0; i < count; i++)
|
|
arglist[i] = args + i * 3;
|
|
PR_Sprintf (pr, dstr, "obj_verror", fmt, count, arglist);
|
|
PR_RunError (pr, "%s", dstr->str);
|
|
}
|
|
|
|
static void
|
|
dump_ivars (progs_t *pr, pointer_t _ivars)
|
|
{
|
|
pr_ivar_list_t *ivars;
|
|
int i;
|
|
|
|
if (!_ivars)
|
|
return;
|
|
ivars = &G_STRUCT (pr, pr_ivar_list_t, _ivars);
|
|
for (i = 0; i < ivars->ivar_count; i++) {
|
|
Sys_Printf (" %s %s %d\n",
|
|
PR_GetString (pr, ivars->ivar_list[i].ivar_name),
|
|
PR_GetString (pr, ivars->ivar_list[i].ivar_type),
|
|
ivars->ivar_list[i].ivar_offset);
|
|
}
|
|
}
|
|
|
|
static void
|
|
rua___obj_exec_class (progs_t *pr)
|
|
{
|
|
pr_module_t *module = &P_STRUCT (pr, pr_module_t, 0);
|
|
pr_symtab_t *symtab;
|
|
pr_sel_t *sel;
|
|
pointer_t *ptr;
|
|
int i;
|
|
obj_list **cell;
|
|
|
|
if (!module)
|
|
return;
|
|
symtab = &G_STRUCT (pr, pr_symtab_t, module->symtab);
|
|
if (!symtab)
|
|
return;
|
|
Sys_MaskPrintf (SYS_RUA_OBJ, "Initializing %s module\n"
|
|
"symtab @ %x : %d selector%s @ %x, "
|
|
"%d class%s and %d categor%s\n",
|
|
PR_GetString (pr, module->name), module->symtab,
|
|
symtab->sel_ref_cnt, symtab->sel_ref_cnt == 1 ? "" : "s",
|
|
symtab->refs,
|
|
symtab->cls_def_cnt, symtab->cls_def_cnt == 1 ? "" : "es",
|
|
symtab->cat_def_cnt,
|
|
symtab->cat_def_cnt == 1 ? "y" : "ies");
|
|
|
|
pr->module_list = list_cons (module, pr->module_list);
|
|
|
|
sel = &G_STRUCT (pr, pr_sel_t, symtab->refs);
|
|
for (i = 0; i < symtab->sel_ref_cnt; i++) {
|
|
const char *name, *types;
|
|
name = PR_GetString (pr, sel->sel_id);
|
|
types = PR_GetString (pr, sel->sel_types);
|
|
sel_register_typed_name (pr, name, types, sel);
|
|
sel++;
|
|
}
|
|
|
|
ptr = symtab->defs;
|
|
for (i = 0; i < symtab->cls_def_cnt; i++, ptr++) {
|
|
pr_class_t *class = &G_STRUCT (pr, pr_class_t, *ptr);
|
|
pr_class_t *meta = &G_STRUCT (pr, pr_class_t, class->class_pointer);
|
|
const char *super_class = PR_GetString (pr, class->super_class);
|
|
|
|
Sys_MaskPrintf (SYS_RUA_OBJ, "Class %s @ %x\n",
|
|
PR_GetString (pr, class->name), *ptr);
|
|
Sys_MaskPrintf (SYS_RUA_OBJ, " class pointer: %x\n",
|
|
class->class_pointer);
|
|
Sys_MaskPrintf (SYS_RUA_OBJ, " super class: %s\n",
|
|
PR_GetString (pr, class->super_class));
|
|
Sys_MaskPrintf (SYS_RUA_OBJ, " instance variables: %d @ %x\n",
|
|
class->instance_size,
|
|
class->ivars);
|
|
if (developer->int_val & SYS_RUA_OBJ)
|
|
dump_ivars (pr, class->ivars);
|
|
Sys_MaskPrintf (SYS_RUA_OBJ, " instance methods: %x\n",
|
|
class->methods);
|
|
Sys_MaskPrintf (SYS_RUA_OBJ, " protocols: %x\n", class->protocols);
|
|
|
|
Sys_MaskPrintf (SYS_RUA_OBJ, " class methods: %x\n", meta->methods);
|
|
Sys_MaskPrintf (SYS_RUA_OBJ, " instance variables: %d @ %x\n",
|
|
meta->instance_size,
|
|
meta->ivars);
|
|
if (developer->int_val & SYS_RUA_OBJ)
|
|
dump_ivars (pr, meta->ivars);
|
|
|
|
class->subclass_list = 0;
|
|
|
|
Hash_Add (pr->classes, class);
|
|
|
|
obj_register_selectors_from_class (pr, class);
|
|
obj_register_selectors_from_class (pr, meta);
|
|
|
|
if (class->protocols) {
|
|
pr_protocol_list_t *protocol_list;
|
|
protocol_list = &G_STRUCT (pr, pr_protocol_list_t,
|
|
class->protocols);
|
|
obj_init_protocols (pr, protocol_list);
|
|
}
|
|
|
|
if (class->super_class && !Hash_Find (pr->classes, super_class))
|
|
pr->unresolved_classes = list_cons (class, pr->unresolved_classes);
|
|
}
|
|
|
|
for (i = 0; i < symtab->cat_def_cnt; i++, ptr++) {
|
|
pr_category_t *category = &G_STRUCT (pr, pr_category_t, *ptr);
|
|
const char *class_name = PR_GetString (pr, category->class_name);
|
|
pr_class_t *class = Hash_Find (pr->classes, class_name);
|
|
|
|
Sys_MaskPrintf (SYS_RUA_OBJ, "Category %s (%s) @ %x\n",
|
|
PR_GetString (pr, category->class_name),
|
|
PR_GetString (pr, category->category_name), *ptr);
|
|
Sys_MaskPrintf (SYS_RUA_OBJ, " instance methods: %x\n",
|
|
category->instance_methods);
|
|
Sys_MaskPrintf (SYS_RUA_OBJ, " class methods: %x\n",
|
|
category->class_methods);
|
|
Sys_MaskPrintf (SYS_RUA_OBJ, " protocols: %x\n",
|
|
category->protocols);
|
|
|
|
if (class) {
|
|
finish_category (pr, category, class);
|
|
} else {
|
|
pr->unclaimed_categories = list_cons (category,
|
|
pr->unclaimed_categories);
|
|
}
|
|
}
|
|
|
|
for (cell = &pr->unclaimed_categories; *cell; ) {
|
|
pr_category_t *category = (*cell)->data;
|
|
const char *class_name = PR_GetString (pr, category->class_name);
|
|
pr_class_t *class = Hash_Find (pr->classes, class_name);
|
|
|
|
if (class) {
|
|
list_remove (cell);
|
|
finish_category (pr, category, class);
|
|
} else {
|
|
cell = &(*cell)->next;
|
|
}
|
|
}
|
|
|
|
if (pr->unclaimed_proto_list && Hash_Find (pr->classes, "Protocol")) {
|
|
for (cell = &pr->unclaimed_proto_list; *cell; ) {
|
|
obj_init_protocols (pr, (*cell)->data);
|
|
list_remove (cell);
|
|
}
|
|
}
|
|
|
|
Sys_MaskPrintf (SYS_RUA_OBJ, "Finished initializing %s module\n",
|
|
PR_GetString (pr, module->name));
|
|
obj_send_load (pr);
|
|
Sys_MaskPrintf (SYS_RUA_OBJ, "Leaving %s module init\n",
|
|
PR_GetString (pr, module->name));
|
|
}
|
|
|
|
static void
|
|
rua_obj_error (progs_t *pr)
|
|
{
|
|
pr_id_t *object = &P_STRUCT (pr, pr_id_t, 0);
|
|
int code = P_INT (pr, 1);
|
|
const char *fmt = P_GSTRING (pr, 2);
|
|
int count = pr->pr_argc - 3;
|
|
pr_type_t *args = pr->pr_params[3];
|
|
|
|
obj_verror (pr, object, code, fmt, count, args);
|
|
}
|
|
|
|
static void
|
|
rua_obj_verror (progs_t *pr)
|
|
{
|
|
pr_id_t *object = &P_STRUCT (pr, pr_id_t, 0);
|
|
int code = P_INT (pr, 1);
|
|
const char *fmt = P_GSTRING (pr, 2);
|
|
pr_va_list_t *val = (pr_va_list_t *) pr->pr_params[3];
|
|
|
|
obj_verror (pr, object, code, fmt, val->count,
|
|
&G_STRUCT (pr, pr_type_t, val->list));
|
|
}
|
|
|
|
static void
|
|
rua_obj_set_error_handler (progs_t *pr)
|
|
{
|
|
//func_t func = P_INT (pr, 0);
|
|
//arglist
|
|
//XXX
|
|
PR_RunError (pr, "%s, not implemented", __FUNCTION__);
|
|
}
|
|
|
|
static void
|
|
rua_obj_msg_lookup (progs_t *pr)
|
|
{
|
|
pr_id_t *receiver = &P_STRUCT (pr, pr_id_t, 0);
|
|
pr_sel_t *op = &P_STRUCT (pr, pr_sel_t, 1);
|
|
|
|
R_INT (pr) = obj_msg_lookup (pr, receiver, op);
|
|
}
|
|
|
|
static void
|
|
rua_obj_msg_lookup_super (progs_t *pr)
|
|
{
|
|
pr_super_t *super = &P_STRUCT (pr, pr_super_t, 0);
|
|
pr_sel_t *_cmd = &P_STRUCT (pr, pr_sel_t, 1);
|
|
|
|
R_INT (pr) = obj_msg_lookup_super (pr, super, _cmd);
|
|
}
|
|
|
|
static void
|
|
rua_obj_msg_sendv (progs_t *pr)
|
|
{
|
|
pr_id_t *receiver = &P_STRUCT (pr, pr_id_t, 0);
|
|
pr_sel_t *op = &P_STRUCT (pr, pr_sel_t, 1);
|
|
pr_va_list_t *args = (pr_va_list_t *) &P_POINTER (pr, 2);
|
|
pr_type_t *params = G_GPOINTER (pr, args->list);
|
|
int count = args->count;
|
|
func_t imp = obj_msg_lookup (pr, receiver, op);
|
|
|
|
count = bound (0, count, 6);
|
|
if (count && pr_boundscheck->int_val)
|
|
PR_BoundsCheckSize (pr, args->list, count * pr->pr_param_size);
|
|
if (!imp)
|
|
PR_RunError (pr, "%s does not respond to %s",
|
|
PR_GetString (pr, object_get_class_name (pr, receiver)),
|
|
PR_GetString (pr, pr->selector_names[op->sel_id]));
|
|
if (count)
|
|
memcpy (pr->pr_params[2], params, count * 4 * pr->pr_param_size);
|
|
PR_CallFunction (pr, imp);
|
|
}
|
|
|
|
static void
|
|
rua_obj_malloc (progs_t *pr)
|
|
{
|
|
int size = P_INT (pr, 0) * sizeof (pr_type_t);
|
|
void *mem = PR_Zone_Malloc (pr, size);
|
|
|
|
RETURN_POINTER (pr, mem);
|
|
}
|
|
|
|
static void
|
|
rua_obj_atomic_malloc (progs_t *pr)
|
|
{
|
|
int size = P_INT (pr, 0) * sizeof (pr_type_t);
|
|
void *mem = PR_Zone_Malloc (pr, size);
|
|
|
|
RETURN_POINTER (pr, mem);
|
|
}
|
|
|
|
static void
|
|
rua_obj_valloc (progs_t *pr)
|
|
{
|
|
int size = P_INT (pr, 0) * sizeof (pr_type_t);
|
|
void *mem = PR_Zone_Malloc (pr, size);
|
|
|
|
RETURN_POINTER (pr, mem);
|
|
}
|
|
|
|
static void
|
|
rua_obj_realloc (progs_t *pr)
|
|
{
|
|
void *mem = (void*)P_GPOINTER (pr, 0);
|
|
int size = P_INT (pr, 1) * sizeof (pr_type_t);
|
|
|
|
mem = PR_Zone_Realloc (pr, mem, size);
|
|
RETURN_POINTER (pr, mem);
|
|
}
|
|
|
|
static void
|
|
rua_obj_calloc (progs_t *pr)
|
|
{
|
|
int size = P_INT (pr, 0) * sizeof (pr_type_t);
|
|
void *mem = PR_Zone_Malloc (pr, size);
|
|
|
|
memset (mem, 0, size);
|
|
RETURN_POINTER (pr, mem);
|
|
}
|
|
|
|
static void
|
|
rua_obj_free (progs_t *pr)
|
|
{
|
|
void *mem = (void*)P_GPOINTER (pr, 0);
|
|
|
|
PR_Zone_Free (pr, mem);
|
|
}
|
|
|
|
static void
|
|
rua_obj_get_uninstalled_dtable (progs_t *pr)
|
|
{
|
|
//XXX
|
|
PR_RunError (pr, "%s, not implemented", __FUNCTION__);
|
|
}
|
|
|
|
static void
|
|
rua_obj_msgSend (progs_t *pr)
|
|
{
|
|
pr_id_t *self = &P_STRUCT (pr, pr_id_t, 0);
|
|
pr_sel_t *_cmd = &P_STRUCT (pr, pr_sel_t, 1);
|
|
func_t imp;
|
|
|
|
if (!self) {
|
|
R_INT (pr) = R_INT (pr);
|
|
return;
|
|
}
|
|
if (!_cmd)
|
|
PR_RunError (pr, "null selector");
|
|
imp = obj_msg_lookup (pr, self, _cmd);
|
|
if (!imp)
|
|
PR_RunError (pr, "%s does not respond to %s",
|
|
PR_GetString (pr, object_get_class_name (pr, self)),
|
|
PR_GetString (pr, pr->selector_names[_cmd->sel_id]));
|
|
|
|
PR_CallFunction (pr, imp);
|
|
}
|
|
|
|
static void
|
|
rua_obj_msgSend_super (progs_t *pr)
|
|
{
|
|
pr_super_t *super = &P_STRUCT (pr, pr_super_t, 0);
|
|
pr_sel_t *_cmd = &P_STRUCT (pr, pr_sel_t, 1);
|
|
func_t imp;
|
|
|
|
imp = obj_msg_lookup_super (pr, super, _cmd);
|
|
if (!imp) {
|
|
pr_id_t *self = &G_STRUCT (pr, pr_id_t, super->self);
|
|
PR_RunError (pr, "%s does not respond to %s",
|
|
PR_GetString (pr, object_get_class_name (pr, self)),
|
|
PR_GetString (pr, pr->selector_names[_cmd->sel_id]));
|
|
}
|
|
pr->pr_params[0] = pr->pr_real_params[0];
|
|
P_POINTER (pr, 0) = super->self;
|
|
PR_CallFunction (pr, imp);
|
|
}
|
|
|
|
static void
|
|
rua_obj_get_class (progs_t *pr)
|
|
{
|
|
const char *name = P_GSTRING (pr, 0);
|
|
pr_class_t *class;
|
|
|
|
class = Hash_Find (pr->classes, name);
|
|
if (!class)
|
|
PR_RunError (pr, "could not find class %s", name);
|
|
RETURN_POINTER (pr, class);
|
|
}
|
|
|
|
static void
|
|
rua_obj_lookup_class (progs_t *pr)
|
|
{
|
|
const char *name = P_GSTRING (pr, 0);
|
|
pr_class_t *class;
|
|
|
|
class = Hash_Find (pr->classes, name);
|
|
RETURN_POINTER (pr, class);
|
|
}
|
|
|
|
static void
|
|
rua_obj_next_class (progs_t *pr)
|
|
{
|
|
//XXX
|
|
PR_RunError (pr, "%s, not implemented", __FUNCTION__);
|
|
}
|
|
|
|
//====================================================================
|
|
|
|
static void
|
|
rua_sel_get_name (progs_t *pr)
|
|
{
|
|
pr_sel_t *sel = &P_STRUCT (pr, pr_sel_t, 0);
|
|
|
|
if (sel->sel_id > 0 && sel->sel_id <= pr->selector_index)
|
|
R_STRING (pr) = pr->selector_names[sel->sel_id];
|
|
else
|
|
R_STRING (pr) = 0;
|
|
}
|
|
|
|
static void
|
|
rua_sel_get_type (progs_t *pr)
|
|
{
|
|
pr_sel_t *sel = &P_STRUCT (pr, pr_sel_t, 0);
|
|
|
|
R_INT (pr) = sel->sel_types;
|
|
}
|
|
|
|
static void
|
|
rua_sel_get_uid (progs_t *pr)
|
|
{
|
|
const char *name = P_GSTRING (pr, 0);
|
|
|
|
RETURN_POINTER (pr, sel_register_typed_name (pr, name, "", 0));
|
|
}
|
|
|
|
static void
|
|
rua_sel_register_name (progs_t *pr)
|
|
{
|
|
const char *name = P_GSTRING (pr, 0);
|
|
|
|
RETURN_POINTER (pr, sel_register_typed_name (pr, name, "", 0));
|
|
}
|
|
|
|
static void
|
|
rua_sel_is_mapped (progs_t *pr)
|
|
{
|
|
// FIXME might correspond to a string
|
|
pr_sel_t *sel = &P_STRUCT (pr, pr_sel_t, 0);
|
|
R_INT (pr) = sel->sel_id > 0 && sel->sel_id <= pr->selector_index;
|
|
}
|
|
|
|
//====================================================================
|
|
|
|
static void
|
|
rua_class_get_class_method (progs_t *pr)
|
|
{
|
|
pr_class_t *class = &P_STRUCT (pr, pr_class_t, 0);
|
|
pr_sel_t *aSel = &P_STRUCT (pr, pr_sel_t, 1);
|
|
pr_method_t *method;
|
|
class = &G_STRUCT (pr, pr_class_t, class->class_pointer);
|
|
method = obj_find_message (pr, class, aSel);
|
|
RETURN_POINTER (pr, method);
|
|
}
|
|
|
|
static void
|
|
rua_class_get_instance_method (progs_t *pr)
|
|
{
|
|
pr_class_t *class = &P_STRUCT (pr, pr_class_t, 0);
|
|
pr_sel_t *aSel = &P_STRUCT (pr, pr_sel_t, 1);
|
|
pr_method_t *method = obj_find_message (pr, class, aSel);
|
|
RETURN_POINTER (pr, method);
|
|
}
|
|
|
|
#define CLASSOF(x) (&G_STRUCT (pr, pr_class_t, (x)->class_pointer))
|
|
|
|
static void
|
|
rua_class_pose_as (progs_t *pr)
|
|
{
|
|
pr_class_t *impostor = &P_STRUCT (pr, pr_class_t, 0);
|
|
pr_class_t *superclass = &P_STRUCT (pr, pr_class_t, 1);
|
|
pointer_t *subclass;
|
|
|
|
subclass = &superclass->subclass_list;
|
|
while (*subclass) {
|
|
pr_class_t *sub = &P_STRUCT (pr, pr_class_t, *subclass);
|
|
pointer_t nextSub = sub->sibling_class;
|
|
if (sub != impostor) {
|
|
sub->sibling_class = impostor->subclass_list;
|
|
sub->super_class = P_POINTER (pr, 0); // impostor
|
|
impostor->subclass_list = *subclass; // sub
|
|
CLASSOF (sub)->sibling_class = CLASSOF (impostor)->sibling_class;
|
|
CLASSOF (sub)->super_class = impostor->class_pointer;
|
|
CLASSOF (impostor)->subclass_list = sub->class_pointer;
|
|
}
|
|
*subclass = nextSub;
|
|
}
|
|
superclass->subclass_list = P_POINTER (pr, 0); // impostor
|
|
CLASSOF (superclass)->subclass_list = impostor->class_pointer;
|
|
|
|
impostor->sibling_class = 0;
|
|
CLASSOF (impostor)->sibling_class = 0;
|
|
|
|
//XXX how much do I need to do here?!?
|
|
//class_table_replace (super_class, impostor);
|
|
R_INT (pr) = P_POINTER (pr, 0); // impostor
|
|
}
|
|
#undef CLASSOF
|
|
|
|
static inline pr_id_t *
|
|
class_create_instance (progs_t *pr, pr_class_t *class)
|
|
{
|
|
int size = class->instance_size * sizeof (pr_type_t);
|
|
pr_id_t *id;
|
|
|
|
id = PR_Zone_Malloc (pr, size);
|
|
memset (id, 0, size);
|
|
id->class_pointer = PR_SetPointer (pr, class);
|
|
return id;
|
|
}
|
|
|
|
static void
|
|
rua_class_create_instance (progs_t *pr)
|
|
{
|
|
pr_class_t *class = &P_STRUCT (pr, pr_class_t, 0);
|
|
pr_id_t *id = class_create_instance (pr, class);
|
|
|
|
RETURN_POINTER (pr, id);
|
|
}
|
|
|
|
static void
|
|
rua_class_get_class_name (progs_t *pr)
|
|
{
|
|
pr_class_t *class = &P_STRUCT (pr, pr_class_t, 0);
|
|
R_INT (pr) = PR_CLS_ISCLASS (class) ? class->name
|
|
: PR_SetString (pr, "Nil");
|
|
}
|
|
|
|
static void
|
|
rua_class_get_instance_size (progs_t *pr)
|
|
{
|
|
pr_class_t *class = &P_STRUCT (pr, pr_class_t, 0);
|
|
R_INT (pr) = PR_CLS_ISCLASS (class) ? class->instance_size : 0;
|
|
}
|
|
|
|
static void
|
|
rua_class_get_meta_class (progs_t *pr)
|
|
{
|
|
pr_class_t *class = &P_STRUCT (pr, pr_class_t, 0);
|
|
R_INT (pr) = PR_CLS_ISCLASS (class) ? class->class_pointer : 0;
|
|
}
|
|
|
|
static void
|
|
rua_class_get_super_class (progs_t *pr)
|
|
{
|
|
pr_class_t *class = &P_STRUCT (pr, pr_class_t, 0);
|
|
R_INT (pr) = PR_CLS_ISCLASS (class) ? class->super_class : 0;
|
|
}
|
|
|
|
static void
|
|
rua_class_get_version (progs_t *pr)
|
|
{
|
|
pr_class_t *class = &P_STRUCT (pr, pr_class_t, 0);
|
|
R_INT (pr) = PR_CLS_ISCLASS (class) ? class->version : -1;
|
|
}
|
|
|
|
static void
|
|
rua_class_is_class (progs_t *pr)
|
|
{
|
|
pr_class_t *class = &P_STRUCT (pr, pr_class_t, 0);
|
|
R_INT (pr) = PR_CLS_ISCLASS (class);
|
|
}
|
|
|
|
static void
|
|
rua_class_is_meta_class (progs_t *pr)
|
|
{
|
|
pr_class_t *class = &P_STRUCT (pr, pr_class_t, 0);
|
|
R_INT (pr) = PR_CLS_ISMETA (class);
|
|
}
|
|
|
|
static void
|
|
rua_class_set_version (progs_t *pr)
|
|
{
|
|
pr_class_t *class = &P_STRUCT (pr, pr_class_t, 0);
|
|
if (PR_CLS_ISCLASS (class))
|
|
class->version = P_INT (pr, 1);
|
|
}
|
|
|
|
static void
|
|
rua_class_get_gc_object_type (progs_t *pr)
|
|
{
|
|
pr_class_t *class = &P_STRUCT (pr, pr_class_t, 0);
|
|
R_INT (pr) = PR_CLS_ISCLASS (class) ? class->gc_object_type : 0;
|
|
}
|
|
|
|
static void
|
|
rua_class_ivar_set_gcinvisible (progs_t *pr)
|
|
{
|
|
//pr_class_t *impostor = &P_STRUCT (pr, pr_class_t, 0);
|
|
//const char *ivarname = P_GSTRING (pr, 1);
|
|
//int gcInvisible = P_INT (pr, 2);
|
|
//XXX
|
|
PR_RunError (pr, "%s, not implemented", __FUNCTION__);
|
|
}
|
|
|
|
//====================================================================
|
|
|
|
static void
|
|
rua_method_get_imp (progs_t *pr)
|
|
{
|
|
pr_method_t *method = &P_STRUCT (pr, pr_method_t, 0);
|
|
|
|
R_INT (pr) = method->method_imp;
|
|
}
|
|
|
|
static void
|
|
rua_get_imp (progs_t *pr)
|
|
{
|
|
pr_class_t *class = &P_STRUCT (pr, pr_class_t, 0);
|
|
pr_sel_t *sel = &P_STRUCT (pr, pr_sel_t, 1);
|
|
|
|
R_INT (pr) = get_imp (pr, class, sel);
|
|
}
|
|
|
|
//====================================================================
|
|
|
|
static void
|
|
rua_object_dispose (progs_t *pr)
|
|
{
|
|
pr_id_t *object = &P_STRUCT (pr, pr_id_t, 0);
|
|
PR_Zone_Free (pr, object);
|
|
}
|
|
|
|
static void
|
|
rua_object_copy (progs_t *pr)
|
|
{
|
|
pr_id_t *object = &P_STRUCT (pr, pr_id_t, 0);
|
|
pr_class_t *class = &G_STRUCT (pr, pr_class_t, object->class_pointer);
|
|
pr_id_t *id;
|
|
|
|
id = class_create_instance (pr, class);
|
|
memcpy (id, object, sizeof (pr_type_t) * class->instance_size);
|
|
RETURN_POINTER (pr, id);
|
|
}
|
|
|
|
static void
|
|
rua_object_get_class (progs_t *pr)
|
|
{
|
|
pr_id_t *object = &P_STRUCT (pr, pr_id_t, 0);
|
|
pr_class_t *class;
|
|
|
|
if (object) {
|
|
class = &G_STRUCT (pr, pr_class_t, object->class_pointer);
|
|
if (PR_CLS_ISCLASS (class)) {
|
|
RETURN_POINTER (pr, class);
|
|
return;
|
|
}
|
|
if (PR_CLS_ISMETA (class)) {
|
|
R_INT (pr) = P_INT (pr, 0);
|
|
return;
|
|
}
|
|
}
|
|
R_INT (pr) = 0;
|
|
}
|
|
|
|
static void
|
|
rua_object_get_super_class (progs_t *pr)
|
|
{
|
|
pr_id_t *object = &P_STRUCT (pr, pr_id_t, 0);
|
|
pr_class_t *class;
|
|
|
|
if (object) {
|
|
class = &G_STRUCT (pr, pr_class_t, object->class_pointer);
|
|
if (PR_CLS_ISCLASS (class)) {
|
|
R_INT (pr) = class->super_class;
|
|
return;
|
|
}
|
|
if (PR_CLS_ISMETA (class)) {
|
|
R_INT (pr) = ((pr_class_t *)object)->super_class;
|
|
return;
|
|
}
|
|
}
|
|
R_INT (pr) = 0;
|
|
}
|
|
|
|
static void
|
|
rua_object_get_meta_class (progs_t *pr)
|
|
{
|
|
pr_id_t *object = &P_STRUCT (pr, pr_id_t, 0);
|
|
pr_class_t *class;
|
|
|
|
if (object) {
|
|
class = &G_STRUCT (pr, pr_class_t, object->class_pointer);
|
|
if (PR_CLS_ISCLASS (class)) {
|
|
R_INT (pr) = class->class_pointer;
|
|
return;
|
|
}
|
|
if (PR_CLS_ISMETA (class)) {
|
|
R_INT (pr) = ((pr_class_t *)object)->class_pointer;
|
|
return;
|
|
}
|
|
}
|
|
R_INT (pr) = 0;
|
|
}
|
|
|
|
static void
|
|
rua_object_get_class_name (progs_t *pr)
|
|
{
|
|
pr_id_t *object = &P_STRUCT (pr, pr_id_t, 0);
|
|
|
|
R_STRING (pr) = object_get_class_name (pr, object);
|
|
}
|
|
|
|
static void
|
|
rua_object_is_class (progs_t *pr)
|
|
{
|
|
pr_id_t *object = &P_STRUCT (pr, pr_id_t, 0);
|
|
|
|
if (object) {
|
|
R_INT (pr) = PR_CLS_ISCLASS ((pr_class_t*)object);
|
|
return;
|
|
}
|
|
R_INT (pr) = 0;
|
|
}
|
|
|
|
static void
|
|
rua_object_is_instance (progs_t *pr)
|
|
{
|
|
pr_id_t *object = &P_STRUCT (pr, pr_id_t, 0);
|
|
|
|
R_INT (pr) = object_is_instance (pr, object);
|
|
}
|
|
|
|
static void
|
|
rua_object_is_meta_class (progs_t *pr)
|
|
{
|
|
pr_id_t *object = &P_STRUCT (pr, pr_id_t, 0);
|
|
|
|
if (object) {
|
|
R_INT (pr) = PR_CLS_ISMETA ((pr_class_t*)object);
|
|
return;
|
|
}
|
|
R_INT (pr) = 0;
|
|
}
|
|
|
|
//====================================================================
|
|
|
|
static void
|
|
rua__i_Object__hash (progs_t *pr)
|
|
{
|
|
R_INT (pr) = P_INT (pr, 0);
|
|
}
|
|
|
|
static void
|
|
rua__i_Object_error_error_ (progs_t *pr)
|
|
{
|
|
pr_id_t *self = &P_STRUCT (pr, pr_id_t, 0);
|
|
const char *fmt = P_GSTRING (pr, 2);
|
|
dstring_t *dstr = dstring_new ();
|
|
int count = pr->pr_argc - 3;
|
|
pr_type_t *args = pr->pr_params[3];
|
|
|
|
dsprintf (dstr, "error: %s (%s)\n%s",
|
|
PR_GetString (pr, object_get_class_name (pr, self)),
|
|
object_is_instance (pr, self) ? "instance" : "class", fmt);
|
|
obj_verror (pr, self, 0, dstr->str, count, args);
|
|
}
|
|
|
|
static void
|
|
rua__c_Object__conformsToProtocol_ (progs_t *pr)
|
|
{
|
|
//pr_id_t *object = &P_STRUCT (pr, pr_id_t, 0);
|
|
//pr_protocol_t *proto = &P_STRUCT (pr, pr_protocol_t, 2);
|
|
//...
|
|
//XXX
|
|
PR_RunError (pr, "%s, not implemented", __FUNCTION__);
|
|
}
|
|
|
|
//====================================================================
|
|
|
|
static builtin_t obj_methods [] = {
|
|
{"__obj_exec_class", rua___obj_exec_class, -1},
|
|
|
|
{"obj_error", rua_obj_error, -1},
|
|
{"obj_verror", rua_obj_verror, -1},
|
|
{"obj_set_error_handler", rua_obj_set_error_handler, -1},
|
|
{"obj_msg_lookup", rua_obj_msg_lookup, -1},
|
|
{"obj_msg_lookup_super", rua_obj_msg_lookup_super, -1},
|
|
{"obj_msg_sendv", rua_obj_msg_sendv, -1},
|
|
{"obj_malloc", rua_obj_malloc, -1},
|
|
{"obj_atomic_malloc", rua_obj_atomic_malloc, -1},
|
|
{"obj_valloc", rua_obj_valloc, -1},
|
|
{"obj_realloc", rua_obj_realloc, -1},
|
|
{"obj_calloc", rua_obj_calloc, -1},
|
|
{"obj_free", rua_obj_free, -1},
|
|
{"obj_get_uninstalled_dtable", rua_obj_get_uninstalled_dtable, -1},
|
|
{"obj_msgSend", rua_obj_msgSend, -1},
|
|
{"obj_msgSend_super", rua_obj_msgSend_super, -1},
|
|
|
|
{"obj_get_class", rua_obj_get_class, -1},
|
|
{"obj_lookup_class", rua_obj_lookup_class, -1},
|
|
{"obj_next_class", rua_obj_next_class, -1},
|
|
|
|
{"sel_get_name", rua_sel_get_name, -1},
|
|
{"sel_get_type", rua_sel_get_type, -1},
|
|
{"sel_get_uid", rua_sel_get_uid, -1},
|
|
{"sel_register_name", rua_sel_register_name, -1},
|
|
{"sel_is_mapped", rua_sel_is_mapped, -1},
|
|
|
|
{"class_get_class_method", rua_class_get_class_method, -1},
|
|
{"class_get_instance_method", rua_class_get_instance_method, -1},
|
|
{"class_pose_as", rua_class_pose_as, -1},
|
|
{"class_create_instance", rua_class_create_instance, -1},
|
|
{"class_get_class_name", rua_class_get_class_name, -1},
|
|
{"class_get_instance_size", rua_class_get_instance_size, -1},
|
|
{"class_get_meta_class", rua_class_get_meta_class, -1},
|
|
{"class_get_super_class", rua_class_get_super_class, -1},
|
|
{"class_get_version", rua_class_get_version, -1},
|
|
{"class_is_class", rua_class_is_class, -1},
|
|
{"class_is_meta_class", rua_class_is_meta_class, -1},
|
|
{"class_set_version", rua_class_set_version, -1},
|
|
{"class_get_gc_object_type", rua_class_get_gc_object_type, -1},
|
|
{"class_ivar_set_gcinvisible", rua_class_ivar_set_gcinvisible, -1},
|
|
|
|
{"method_get_imp", rua_method_get_imp, -1},
|
|
{"get_imp", rua_get_imp, -1},
|
|
|
|
{"object_copy", rua_object_copy, -1},
|
|
{"object_dispose", rua_object_dispose, -1},
|
|
{"object_get_class", rua_object_get_class, -1},
|
|
{"object_get_class_name", rua_object_get_class_name, -1},
|
|
{"object_get_meta_class", rua_object_get_meta_class, -1},
|
|
{"object_get_super_class", rua_object_get_super_class, -1},
|
|
{"object_is_class", rua_object_is_class, -1},
|
|
{"object_is_instance", rua_object_is_instance, -1},
|
|
{"object_is_meta_class", rua_object_is_meta_class, -1},
|
|
|
|
{"_i_Object__hash", rua__i_Object__hash, -1},
|
|
{"_i_Object_error_error_", rua__i_Object_error_error_, -1},
|
|
{"_c_Object__conformsToProtocol_", rua__c_Object__conformsToProtocol_, -1},
|
|
{0}
|
|
};
|
|
|
|
static int
|
|
rua_init_finish (progs_t *pr)
|
|
{
|
|
pr_class_t **class_list, **class;
|
|
|
|
class_list = (pr_class_t **) Hash_GetList (pr->classes);
|
|
if (*class_list) {
|
|
pr_class_t *object_class;
|
|
pointer_t object_ptr;
|
|
|
|
object_class = Hash_Find (pr->classes, "Object");
|
|
if (object_class && !object_class->super_class)
|
|
object_ptr = (pr_type_t *)object_class - pr->pr_globals;
|
|
else
|
|
PR_Error (pr, "root class Object not found");
|
|
for (class = class_list; *class; class++)
|
|
finish_class (pr, *class, object_ptr);
|
|
}
|
|
free (class_list);
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int
|
|
rua_init_runtime (progs_t *pr)
|
|
{
|
|
ddef_t *def;
|
|
int i;
|
|
|
|
if (!pr->selector_hash)
|
|
pr->selector_hash = Hash_NewTable (1021, selector_get_key, 0, pr);
|
|
else
|
|
Hash_FlushTable (pr->selector_hash);
|
|
pr->selector_index = 0;
|
|
for (i = 0; i < pr->selector_index_max; i++) {
|
|
obj_list_free (pr->selector_sels[i]);
|
|
pr->selector_sels[i] = 0;
|
|
pr->selector_names[i] = 0;
|
|
}
|
|
|
|
if (!pr->classes)
|
|
pr->classes = Hash_NewTable (1021, class_get_key, 0, pr);
|
|
else
|
|
Hash_FlushTable (pr->classes);
|
|
|
|
if (!pr->load_methods) {
|
|
pr->load_methods = Hash_NewTable (1021, 0, 0, pr);
|
|
Hash_SetHashCompare (pr->load_methods, load_methods_get_hash,
|
|
load_methods_compare);
|
|
} else {
|
|
Hash_FlushTable (pr->load_methods);
|
|
}
|
|
|
|
pr->unresolved_classes = 0;
|
|
pr->unclaimed_categories = 0;
|
|
pr->unclaimed_proto_list = 0;
|
|
pr->module_list = 0;
|
|
pr->class_tree_list = 0;
|
|
|
|
if ((def = PR_FindField (pr, ".this")))
|
|
pr->fields.this = def->ofs;
|
|
|
|
PR_AddLoadFinishFunc (pr, rua_init_finish);
|
|
return 1;
|
|
}
|
|
|
|
void
|
|
RUA_Obj_Init (progs_t *pr, int secure)
|
|
{
|
|
PR_RegisterBuiltins (pr, obj_methods);
|
|
|
|
PR_AddLoadFunc (pr, rua_init_runtime);
|
|
}
|