Mercurial > cpython-lru_cache-weakref
diff Objects/methodobject.c @ 6:fc6fcd7df4f7 legacy-trunk
Initial revision
| author | Guido van Rossum <guido@python.org> |
|---|---|
| date | Sun, 14 Oct 1990 12:07:46 +0000 |
| parents | |
| children | 82c7bab78bb1 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Objects/methodobject.c Sun Oct 14 12:07:46 1990 +0000 @@ -0,0 +1,113 @@ +/* Method object implementation */ + +#include <stdio.h> + +#include "PROTO.h" +#include "object.h" +#include "node.h" +#include "stringobject.h" +#include "methodobject.h" +#include "objimpl.h" +#include "token.h" + +typedef struct { + OB_HEAD + char *m_name; + method m_meth; + object *m_self; +} methodobject; + +object * +newmethodobject(name, meth, self) + char *name; /* static string */ + method meth; + object *self; +{ + methodobject *op = NEWOBJ(methodobject, &Methodtype); + if (op != NULL) { + op->m_name = name; + op->m_meth = meth; + if (self != NULL) + INCREF(self); + op->m_self = self; + } + return (object *)op; +} + +method +getmethod(op) + object *op; +{ + if (!is_methodobject(op)) { + errno = EBADF; + return NULL; + } + return ((methodobject *)op) -> m_meth; +} + +object * +getself(op) + object *op; +{ + if (!is_methodobject(op)) { + errno = EBADF; + return NULL; + } + return ((methodobject *)op) -> m_self; +} + +/* Methods (the standard built-in methods, that is) */ + +static void +meth_dealloc(m) + methodobject *m; +{ + if (m->m_self != NULL) + DECREF(m->m_self); + free((char *)m); +} + +static void +meth_print(m, fp, flags) + methodobject *m; + FILE *fp; + int flags; +{ + if (m->m_self == NULL) + fprintf(fp, "<%s method>", m->m_name); + else + fprintf(fp, "<%s method of %s object at %lx>", + m->m_name, m->m_self->ob_type->tp_name, + (long)m->m_self); +} + +static object * +meth_repr(m) + methodobject *m; +{ + char buf[200]; + if (m->m_self == NULL) + sprintf(buf, "<%.80s method>", m->m_name); + else + sprintf(buf, "<%.80s method of %.80s object at %lx>", + m->m_name, m->m_self->ob_type->tp_name, + (long)m->m_self); + return newstringobject(buf); +} + +typeobject Methodtype = { + OB_HEAD_INIT(&Typetype) + 0, + "method", + sizeof(methodobject), + 0, + meth_dealloc, /*tp_dealloc*/ + meth_print, /*tp_print*/ + 0, /*tp_getattr*/ + 0, /*tp_setattr*/ + 0, /*tp_compare*/ + meth_repr, /*tp_repr*/ + 0, /*tp_as_number*/ + 0, /*tp_as_sequence*/ + 0, /*tp_as_mapping*/ +};
