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- #ifndef Py_FRAMEOBJECT_H
- #define Py_FRAMEOBJECT_H
- #ifdef __cplusplus
- extern "C" {
- #endif
-
- /***********************************************************
- Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
- The Netherlands.
-
- All Rights Reserved
-
- Permission to use, copy, modify, and distribute this software and its
- documentation for any purpose and without fee is hereby granted,
- provided that the above copyright notice appear in all copies and that
- both that copyright notice and this permission notice appear in
- supporting documentation, and that the names of Stichting Mathematisch
- Centrum or CWI or Corporation for National Research Initiatives or
- CNRI not be used in advertising or publicity pertaining to
- distribution of the software without specific, written prior
- permission.
-
- While CWI is the initial source for this software, a modified version
- is made available by the Corporation for National Research Initiatives
- (CNRI) at the Internet address ftp://ftp.python.org.
-
- STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH
- REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
- MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH
- CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
- DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
- PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- PERFORMANCE OF THIS SOFTWARE.
-
- ******************************************************************/
-
- /* Frame object interface */
-
- typedef struct {
- int b_type; /* what kind of block this is */
- int b_handler; /* where to jump to find handler */
- int b_level; /* value stack level to pop to */
- } PyTryBlock;
-
- typedef struct _frame {
- PyObject_HEAD
- struct _frame *f_back; /* previous frame, or NULL */
- PyCodeObject *f_code; /* code segment */
- PyObject *f_builtins; /* builtin symbol table (PyDictObject) */
- PyObject *f_globals; /* global symbol table (PyDictObject) */
- PyObject *f_locals; /* local symbol table (PyDictObject) */
- PyObject **f_valuestack; /* points after the last local */
- PyObject *f_trace; /* Trace function */
- PyObject *f_exc_type, *f_exc_value, *f_exc_traceback;
- PyThreadState *f_tstate;
- int f_lasti; /* Last instruction if called */
- int f_lineno; /* Current line number */
- int f_restricted; /* Flag set if restricted operations
- in this scope */
- int f_iblock; /* index in f_blockstack */
- PyTryBlock f_blockstack[CO_MAXBLOCKS]; /* for try and loop blocks */
- int f_nlocals; /* number of locals */
- int f_stacksize; /* size of value stack */
- PyObject *f_localsplus[1]; /* locals+stack, dynamically sized */
- } PyFrameObject;
-
-
- /* Standard object interface */
-
- extern DL_IMPORT(PyTypeObject) PyFrame_Type;
-
- #define PyFrame_Check(op) ((op)->ob_type == &PyFrame_Type)
-
- DL_IMPORT(PyFrameObject *) PyFrame_New
- Py_PROTO((PyThreadState *, PyCodeObject *,
- PyObject *, PyObject *));
-
-
- /* The rest of the interface is specific for frame objects */
-
- /* Tuple access macros */
-
- #ifndef Py_DEBUG
- #define GETITEM(v, i) PyTuple_GET_ITEM((PyTupleObject *)(v), (i))
- #define GETITEMNAME(v, i) \
- PyString_AS_STRING((PyStringObject *)GETITEM((v), (i)))
- #else
- #define GETITEM(v, i) PyTuple_GetItem((v), (i))
- #define GETITEMNAME(v, i) PyString_AsString(GETITEM(v, i))
- #endif
-
- #define GETUSTRINGVALUE(s) ((unsigned char *)PyString_AS_STRING(s))
-
- /* Code access macros */
-
- #define Getconst(f, i) (GETITEM((f)->f_code->co_consts, (i)))
- #define Getname(f, i) (GETITEMNAME((f)->f_code->co_names, (i)))
- #define Getnamev(f, i) (GETITEM((f)->f_code->co_names, (i)))
-
-
- /* Block management functions */
-
- DL_IMPORT(void) PyFrame_BlockSetup Py_PROTO((PyFrameObject *, int, int, int));
- DL_IMPORT(PyTryBlock *) PyFrame_BlockPop Py_PROTO((PyFrameObject *));
-
- /* Extend the value stack */
-
- DL_IMPORT(PyObject **) PyFrame_ExtendStack Py_PROTO((PyFrameObject *, int, int));
-
- /* Conversions between "fast locals" and locals in dictionary */
-
- DL_IMPORT(void) PyFrame_LocalsToFast Py_PROTO((PyFrameObject *, int));
- DL_IMPORT(void) PyFrame_FastToLocals Py_PROTO((PyFrameObject *));
-
- #ifdef __cplusplus
- }
- #endif
- #endif /* !Py_FRAMEOBJECT_H */
-