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added garbage collector draft

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This commit is contained in:
Francesco Cozzuto
2021-12-06 00:12:02 +01:00
parent 60b871be55
commit dbcf50c71b
21 changed files with 389 additions and 48 deletions
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src/objects/o_string.c
+10 -1
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@@ -16,8 +16,9 @@ static Object *copy(Object *self, Heap *heap, Error *err);
static void print(Object *obj, FILE *fp);
static char *to_string(Object *self, int *size, Heap *heap, Error *err);
static _Bool op_eql(Object *self, Object *other);
static void walkexts(Object *self, void (*callback)(void **referer, unsigned int size, void *userp), void *userp);
static const Type t_string = {
static TypeObject t_string = {
.base = (Object) { .type = &t_type, .flags = Object_STATIC },
.name = "string",
.atomic = ATMTP_STRING,
@@ -28,6 +29,7 @@ static const Type t_string = {
.print = print,
.to_string = to_string,
.op_eql = op_eql,
.walkexts = walkexts,
};
static char *to_string(Object *self, int *size, Heap *heap, Error *err)
@@ -127,4 +129,11 @@ static void print(Object *obj, FILE *fp)
StringObject *str = (StringObject*) obj;
fprintf(fp, "%.*s", str->size, str->body);
}
static void walkexts(Object *self, void (*callback)(void **referer, unsigned int size, void *userp), void *userp)
{
StringObject *str = (StringObject*) self;
callback((void**) &str->body, str->size+1, userp);
}