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114 lines
1.9 KiB
C
114 lines
1.9 KiB
C
/* Method object implementation */
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#include <stdio.h>
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#include "PROTO.h"
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#include "object.h"
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#include "node.h"
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#include "stringobject.h"
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#include "methodobject.h"
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#include "objimpl.h"
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#include "token.h"
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#include "errors.h"
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typedef struct {
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OB_HEAD
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char *m_name;
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method m_meth;
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object *m_self;
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} methodobject;
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object *
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newmethodobject(name, meth, self)
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char *name; /* static string */
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method meth;
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object *self;
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{
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methodobject *op = NEWOBJ(methodobject, &Methodtype);
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if (op != NULL) {
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op->m_name = name;
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op->m_meth = meth;
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if (self != NULL)
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INCREF(self);
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op->m_self = self;
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}
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return (object *)op;
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}
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method
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getmethod(op)
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object *op;
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{
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if (!is_methodobject(op)) {
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err_badcall();
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return NULL;
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}
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return ((methodobject *)op) -> m_meth;
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}
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object *
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getself(op)
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object *op;
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{
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if (!is_methodobject(op)) {
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err_badcall();
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return NULL;
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}
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return ((methodobject *)op) -> m_self;
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}
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/* Methods (the standard built-in methods, that is) */
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static void
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meth_dealloc(m)
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methodobject *m;
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{
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if (m->m_self != NULL)
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DECREF(m->m_self);
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free((char *)m);
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}
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static void
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meth_print(m, fp, flags)
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methodobject *m;
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FILE *fp;
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int flags;
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{
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if (m->m_self == NULL)
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fprintf(fp, "<%s method>", m->m_name);
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else
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fprintf(fp, "<%s method of %s object at %lx>",
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m->m_name, m->m_self->ob_type->tp_name,
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(long)m->m_self);
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}
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static object *
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meth_repr(m)
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methodobject *m;
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{
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char buf[200];
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if (m->m_self == NULL)
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sprintf(buf, "<%.80s method>", m->m_name);
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else
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sprintf(buf, "<%.80s method of %.80s object at %lx>",
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m->m_name, m->m_self->ob_type->tp_name,
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(long)m->m_self);
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return newstringobject(buf);
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}
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typeobject Methodtype = {
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OB_HEAD_INIT(&Typetype)
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0,
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"method",
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sizeof(methodobject),
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0,
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meth_dealloc, /*tp_dealloc*/
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meth_print, /*tp_print*/
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0, /*tp_getattr*/
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0, /*tp_setattr*/
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0, /*tp_compare*/
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meth_repr, /*tp_repr*/
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0, /*tp_as_number*/
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0, /*tp_as_sequence*/
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0, /*tp_as_mapping*/
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};
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