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hyung-hwan
2005-05-25 16:44:05 +00:00
parent 0d2505aee8
commit f7eceec648
6 changed files with 108 additions and 77 deletions
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32
ase/stx/class.c
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@@ -1,5 +1,5 @@
/*
* $Id: class.c,v 1.6 2005-05-24 03:29:43 bacon Exp $
* $Id: class.c,v 1.7 2005-05-25 16:44:05 bacon Exp $
*/
#include <xp/stx/class.h>
@@ -15,12 +15,14 @@ xp_stx_word_t xp_stx_new_class (xp_stx_t* stx, const xp_stx_char_t* name)
meta = xp_stx_alloc_word_object (stx, XP_STX_METACLASS_SIZE);
XP_STX_CLASS(stx,meta) = stx->class_metaclass;
/* the spec of the metaclass must be the spec of its
* instance. so the XP_STX_CLASS_SIZE is set */
XP_STX_AT(stx,meta,XP_STX_METACLASS_SPEC) =
XP_STX_TO_SMALLINT((XP_STX_METACLASS_SIZE << 1) | 0x00);
XP_STX_TO_SMALLINT((XP_STX_CLASS_SIZE << 1) | 0x00);
/* the spec of the class is set later in __create_builtin_classes */
class = xp_stx_alloc_word_object (stx, XP_STX_CLASS_SIZE);
XP_STX_CLASS(stx,class) = meta;
class_name = xp_stx_new_symbol (stx, name);
XP_STX_AT(stx,class,XP_STX_CLASS_NAME) = class_name;
@@ -31,30 +33,6 @@ xp_stx_word_t xp_stx_new_class (xp_stx_t* stx, const xp_stx_char_t* name)
return class;
}
xp_stx_word_t xp_stx_new_metaclass (xp_stx_t* stx, xp_stx_word_t class)
{
meta = xp_stx_alloc_word_object (stx, XP_STX_METACLASS_SIZE);
meta_obj = meta;
if (class == stx->class_class) {
/*
* "Object class superclass" returns "Class"
* whereas "Class subclasses" just returns an empty array
* because "Object class" is not registered as a subclass of
* "Class".
*/
meta_obj->superclass = stx->class_class;
}
else {
meta_obj->superclass = (class, SUPERCLASS)->class;
}
meta_obj->name = class_obj->name;
meta_obj->instance_class = class;
return meta;
}
xp_stx_word_t xp_stx_lookup_class (xp_stx_t* stx, const xp_stx_char_t* name)
{
xp_stx_word_t link, meta, value;