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author | Guido van Rossum <guido@python.org> | 1990-10-14 12:07:46 (GMT) |
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committer | Guido van Rossum <guido@python.org> | 1990-10-14 12:07:46 (GMT) |
commit | 85a5fbbdfea617f6cc8fae82c9e8c2b5c424436d (patch) | |
tree | a1bf57db1c75e2a7029c8f2fad5f8dba4b9ba25c /Include/objimpl.h | |
parent | c636014c430620325f8d213e9ba10d925991b8d7 (diff) | |
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Initial revision
Diffstat (limited to 'Include/objimpl.h')
-rw-r--r-- | Include/objimpl.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/Include/objimpl.h b/Include/objimpl.h new file mode 100644 index 0000000..4716517 --- /dev/null +++ b/Include/objimpl.h @@ -0,0 +1,31 @@ +/* +123456789-123456789-123456789-123456789-123456789-123456789-123456789-12 + +Additional macros for modules that implement new object types. +You must first include "object.h". + +NEWOBJ(type, typeobj) allocates memory for a new object of the given +type; here 'type' must be the C structure type used to represent the +object and 'typeobj' the address of the corresponding type object. +Reference count and type pointer are filled in; the rest of the bytes of +the object are *undefined*! The resulting expression type is 'type *'. +The size of the object is actually determined by the tp_basicsize field +of the type object. + +NEWVAROBJ(type, typeobj, n) is similar but allocates a variable-size +object with n extra items. The size is computer as tp_basicsize plus +n * tp_itemsize. This fills in the ob_size field as well. +*/ + +extern object *newobject PROTO((typeobject *)); +extern varobject *newvarobject PROTO((typeobject *, unsigned int)); + +#define NEWOBJ(type, typeobj) ((type *) newobject(typeobj)) +#define NEWVAROBJ(type, typeobj, n) ((type *) newvarobject(typeobj, n)) + +extern int StopPrint; /* Set when printing is interrupted */ + +/* Malloc interface */ +#include "malloc.h" + +extern char *strdup PROTO((char *)); |