add box type
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parent
acc1852400
commit
d53f0cf9e4
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@ -490,6 +490,12 @@ gc_mark_object(pic_state *pic, struct pic_object *obj)
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}
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break;
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}
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case PIC_TT_BOX: {
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struct pic_box *box = (struct pic_box *)obj;
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gc_mark(pic, box->value);
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break;
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}
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case PIC_TT_NIL:
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case PIC_TT_BOOL:
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#if PIC_ENABLE_FLOAT
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@ -737,6 +743,9 @@ gc_finalize_object(pic_state *pic, struct pic_object *obj)
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case PIC_TT_CP: {
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break;
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}
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case PIC_TT_BOX: {
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break;
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}
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case PIC_TT_NIL:
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case PIC_TT_BOOL:
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#if PIC_ENABLE_FLOAT
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@ -268,6 +268,7 @@ pic_value pic_fdisplay(pic_state *, pic_value, xFILE *);
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#include "picrin/symbol.h"
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#include "picrin/vector.h"
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#include "picrin/reg.h"
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#include "picrin/box.h"
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#if defined(__cplusplus)
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}
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@ -0,0 +1,53 @@
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/**
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* See Copyright Notice in picrin.h
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*/
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#ifndef PICRIN_BOX_H
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#define PICRIN_BOX_H
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#if defined(__cplusplus)
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extern "C" {
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#endif
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struct pic_box {
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PIC_OBJECT_HEADER
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pic_value value;
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};
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#define pic_box_p(v) (pic_type(v) == PIC_TT_BOX)
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#define pic_box_ptr(o) ((struct pic_box *)pic_ptr(o))
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PIC_INLINE pic_value
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pic_box(pic_state *pic, pic_value value)
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{
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struct pic_box *box;
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box = (struct pic_box *)pic_obj_alloc(pic, sizeof(struct pic_box), PIC_TT_BOX);
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box->value = value;
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return pic_obj_value(box);
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}
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PIC_INLINE pic_value
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pic_unbox(pic_state *pic, pic_value box)
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{
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if (! pic_box_p(box)) {
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pic_errorf(pic, "box required");
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}
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return pic_box_ptr(box)->value;
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}
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PIC_INLINE void
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pic_set_box(pic_state *pic, pic_value box, pic_value value)
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{
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if (! pic_box_p(box)) {
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pic_errorf(pic, "box required");
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}
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pic_box_ptr(box)->value = value;
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}
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#if defined(__cplusplus)
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}
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#endif
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#endif
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@ -163,10 +163,11 @@ enum pic_tt {
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PIC_TT_DATA,
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PIC_TT_DICT,
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PIC_TT_REG,
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PIC_TT_BOX,
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PIC_TT_RECORD,
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PIC_TT_CXT,
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PIC_TT_IREP,
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PIC_TT_CP
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PIC_TT_CP,
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};
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#define PIC_OBJECT_HEADER \
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@ -337,6 +338,8 @@ pic_type_repr(enum pic_tt tt)
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return "reg";
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case PIC_TT_RECORD:
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return "record";
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case PIC_TT_BOX:
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return "box";
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case PIC_TT_CP:
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return "checkpoint";
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}
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