[0] Fix | Delete

/* Frame object interface */

[1] Fix | Delete

[2] Fix | Delete

#ifndef Py_FRAMEOBJECT_H

[3] Fix | Delete

#define Py_FRAMEOBJECT_H

[4] Fix | Delete

#ifdef __cplusplus

[5] Fix | Delete

extern "C" {

[6] Fix | Delete

#endif

[7] Fix | Delete

[8] Fix | Delete

typedef struct {

[9] Fix | Delete

int b_type; /* what kind of block this is */

[10] Fix | Delete

int b_handler; /* where to jump to find handler */

[11] Fix | Delete

int b_level; /* value stack level to pop to */

[12] Fix | Delete

} PyTryBlock;

[13] Fix | Delete

[14] Fix | Delete

typedef struct _frame {

[15] Fix | Delete

PyObject_VAR_HEAD

[16] Fix | Delete

struct _frame *f_back; /* previous frame, or NULL */

[17] Fix | Delete

PyCodeObject *f_code; /* code segment */

[18] Fix | Delete

PyObject *f_builtins; /* builtin symbol table (PyDictObject) */

[19] Fix | Delete

PyObject *f_globals; /* global symbol table (PyDictObject) */

[20] Fix | Delete

PyObject *f_locals; /* local symbol table (any mapping) */

[21] Fix | Delete

PyObject **f_valuestack; /* points after the last local */

[22] Fix | Delete

/* Next free slot in f_valuestack. Frame creation sets to f_valuestack.

[23] Fix | Delete

Frame evaluation usually NULLs it, but a frame that yields sets it

[24] Fix | Delete

to the current stack top. */

[25] Fix | Delete

PyObject **f_stacktop;

[26] Fix | Delete

PyObject *f_trace; /* Trace function */

[27] Fix | Delete

[28] Fix | Delete

/* If an exception is raised in this frame, the next three are used to

[29] Fix | Delete

* record the exception info (if any) originally in the thread state. See

[30] Fix | Delete

* comments before set_exc_info() -- it's not obvious.

[31] Fix | Delete

* Invariant: if _type is NULL, then so are _value and _traceback.

[32] Fix | Delete

* Desired invariant: all three are NULL, or all three are non-NULL. That

[33] Fix | Delete

* one isn't currently true, but "should be".

[34] Fix | Delete

*/

[35] Fix | Delete

PyObject *f_exc_type, *f_exc_value, *f_exc_traceback;

[36] Fix | Delete

[37] Fix | Delete

PyThreadState *f_tstate;

[38] Fix | Delete

int f_lasti; /* Last instruction if called */

[39] Fix | Delete

/* Call PyFrame_GetLineNumber() instead of reading this field

[40] Fix | Delete

directly. As of 2.3 f_lineno is only valid when tracing is

[41] Fix | Delete

active (i.e. when f_trace is set). At other times we use

[42] Fix | Delete

PyCode_Addr2Line to calculate the line from the current

[43] Fix | Delete

bytecode index. */

[44] Fix | Delete

int f_lineno; /* Current line number */

[45] Fix | Delete

int f_iblock; /* index in f_blockstack */

[46] Fix | Delete

PyTryBlock f_blockstack[CO_MAXBLOCKS]; /* for try and loop blocks */

[47] Fix | Delete

PyObject *f_localsplus[1]; /* locals+stack, dynamically sized */

[48] Fix | Delete

} PyFrameObject;

[49] Fix | Delete

[50] Fix | Delete

[51] Fix | Delete

/* Standard object interface */

[52] Fix | Delete

[53] Fix | Delete

PyAPI_DATA(PyTypeObject) PyFrame_Type;

[54] Fix | Delete

[55] Fix | Delete

#define PyFrame_Check(op) (Py_TYPE(op) == &PyFrame_Type)

[56] Fix | Delete

#define PyFrame_IsRestricted(f) \

[57] Fix | Delete

((f)->f_tstate && (f)->f_builtins != (f)->f_tstate->interp->builtins)

[58] Fix | Delete

[59] Fix | Delete

PyAPI_FUNC(PyFrameObject *) PyFrame_New(PyThreadState *, PyCodeObject *,

[60] Fix | Delete

PyObject *, PyObject *);

[61] Fix | Delete

[62] Fix | Delete

[63] Fix | Delete

/* The rest of the interface is specific for frame objects */

[64] Fix | Delete

[65] Fix | Delete

/* Block management functions */

[66] Fix | Delete

[67] Fix | Delete

PyAPI_FUNC(void) PyFrame_BlockSetup(PyFrameObject *, int, int, int);

[68] Fix | Delete

PyAPI_FUNC(PyTryBlock *) PyFrame_BlockPop(PyFrameObject *);

[69] Fix | Delete

[70] Fix | Delete

/* Extend the value stack */

[71] Fix | Delete

[72] Fix | Delete

PyAPI_FUNC(PyObject **) PyFrame_ExtendStack(PyFrameObject *, int, int);

[73] Fix | Delete

[74] Fix | Delete

/* Conversions between "fast locals" and locals in dictionary */

[75] Fix | Delete

[76] Fix | Delete

PyAPI_FUNC(void) PyFrame_LocalsToFast(PyFrameObject *, int);

[77] Fix | Delete

PyAPI_FUNC(void) PyFrame_FastToLocals(PyFrameObject *);

[78] Fix | Delete

[79] Fix | Delete

PyAPI_FUNC(int) PyFrame_ClearFreeList(void);

[80] Fix | Delete

[81] Fix | Delete

PyAPI_FUNC(void) _PyFrame_DebugMallocStats(FILE *out);

[82] Fix | Delete

[83] Fix | Delete

/* Return the line of code the frame is currently executing. */

[84] Fix | Delete

PyAPI_FUNC(int) PyFrame_GetLineNumber(PyFrameObject *);

[85] Fix | Delete

[86] Fix | Delete

#ifdef __cplusplus

[87] Fix | Delete

}

[88] Fix | Delete

#endif

[89] Fix | Delete

#endif /* !Py_FRAMEOBJECT_H */

[90] Fix | Delete

[91] Fix | Delete