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[ruamoko] Implement class conformsToProtocol

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Seems to work nicely, too :)
This commit is contained in:
Bill Currie 2020-03-02 15:21:10 +09:00
parent a906efac47
commit 0e40366c7f
1 changed files with 79 additions and 6 deletions
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85
libs/ruamoko/rua_obj.c
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@ -1713,15 +1713,88 @@ rua__i_Object_error_error_ (progs_t *pr)
obj_verror (probj, self, 0, dstr->str, count, args); obj_verror (probj, self, 0, dstr->str, count, args);
} }
static int
obj_protocol_conformsToProtocol (probj_t *probj, pr_protocol_t *proto,
pr_protocol_t *protocol)
{
progs_t *pr = probj->pr;
pr_protocol_list_t *proto_list;
if (!proto || !protocol) {
return 0;
}
if (proto == protocol) {
return 1;
}
if (proto->protocol_name == protocol->protocol_name
|| strcmp (PR_GetString (pr, proto->protocol_name),
PR_GetString (pr, protocol->protocol_name)) == 0) {
return 1;
}
proto_list = &G_STRUCT (pr, pr_protocol_list_t, proto->protocol_list);
while (proto_list) {
Sys_MaskPrintf (SYS_RUA_OBJ, "%x %x %d\n",
PR_SetPointer (pr, proto_list), proto_list->next,
proto_list->count);
for (int i = 0; i < proto_list->count; i++) {
proto = &G_STRUCT (pr, pr_protocol_t, proto_list->list[i]);
if (proto == protocol
|| obj_protocol_conformsToProtocol (probj, proto, protocol)) {
return 1;
}
}
proto_list = &G_STRUCT (pr, pr_protocol_list_t, proto_list->next);
}
return 0;
}
static void static void
rua__c_Object__conformsToProtocol_ (progs_t *pr) rua__c_Object__conformsToProtocol_ (progs_t *pr)
{ {
//probj_t *probj = pr->pr_objective_resources; probj_t *probj = pr->pr_objective_resources;
//pr_id_t *object = &P_STRUCT (pr, pr_id_t, 0); // class points to _OBJ_CLASS_foo, and class->class_pointer points to
//pr_protocol_t *proto = &P_STRUCT (pr, pr_protocol_t, 2); // _OBJ_METACLASS_foo
//... pr_class_t *class = &P_STRUCT (pr, pr_class_t, 0);
//XXX // protocol->class_pointer must point to _OBJ_CLASS_Protocol (ie, if
PR_RunError (pr, "%s, not implemented", __FUNCTION__); // protocol is not actually a protocol, then the class cannot conform
// to it)
pr_protocol_t *protocol = &P_STRUCT (pr, pr_protocol_t, 2);
pr_protocol_list_t *proto_list;
if (!class || !protocol) {
goto not_conforms;
}
if (protocol->class_pointer != PR_SetPointer (pr,
Hash_Find (probj->classes,
"Protocol"))) {
goto not_conforms;
}
proto_list = &G_STRUCT (pr, pr_protocol_list_t, class->protocols);
while (proto_list) {
Sys_MaskPrintf (SYS_RUA_OBJ, "%x %x %d\n",
PR_SetPointer (pr, proto_list), proto_list->next,
proto_list->count);
for (int i = 0; i < proto_list->count; i++) {
__auto_type proto = &G_STRUCT (pr, pr_protocol_t,
proto_list->list[i]);
if (proto == protocol
|| obj_protocol_conformsToProtocol (probj, proto, protocol)) {
goto conforms;
}
}
proto_list = &G_STRUCT (pr, pr_protocol_list_t, proto_list->next);
}
not_conforms:
Sys_MaskPrintf (SYS_RUA_OBJ, "does not conform\n");
R_INT (pr) = 0;
return;
conforms:
Sys_MaskPrintf (SYS_RUA_OBJ, "conforms\n");
R_INT (pr) = 1;
return;
} }
static void static void