bpo-35134: Migrate frameobject.h contents to cpython/frameobject.h (GH-18052)
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Nick Coghlan
GitHub
parent
5492bfcefe
commit
1e420f849d
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/* Frame object interface */
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#ifndef Py_CPYTHON_FRAMEOBJECT_H
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# error "this header file must not be included directly"
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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int b_type; /* what kind of block this is */
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int b_handler; /* where to jump to find handler */
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int b_level; /* value stack level to pop to */
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} PyTryBlock;
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typedef struct _frame {
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PyObject_VAR_HEAD
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struct _frame *f_back; /* previous frame, or NULL */
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PyCodeObject *f_code; /* code segment */
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PyObject *f_builtins; /* builtin symbol table (PyDictObject) */
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PyObject *f_globals; /* global symbol table (PyDictObject) */
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PyObject *f_locals; /* local symbol table (any mapping) */
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PyObject **f_valuestack; /* points after the last local */
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/* Next free slot in f_valuestack. Frame creation sets to f_valuestack.
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Frame evaluation usually NULLs it, but a frame that yields sets it
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to the current stack top. */
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PyObject **f_stacktop;
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PyObject *f_trace; /* Trace function */
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char f_trace_lines; /* Emit per-line trace events? */
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char f_trace_opcodes; /* Emit per-opcode trace events? */
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/* Borrowed reference to a generator, or NULL */
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PyObject *f_gen;
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int f_lasti; /* Last instruction if called */
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/* Call PyFrame_GetLineNumber() instead of reading this field
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directly. As of 2.3 f_lineno is only valid when tracing is
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active (i.e. when f_trace is set). At other times we use
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PyCode_Addr2Line to calculate the line from the current
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bytecode index. */
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int f_lineno; /* Current line number */
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int f_iblock; /* index in f_blockstack */
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char f_executing; /* whether the frame is still executing */
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PyTryBlock f_blockstack[CO_MAXBLOCKS]; /* for try and loop blocks */
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PyObject *f_localsplus[1]; /* locals+stack, dynamically sized */
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} PyFrameObject;
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/* Standard object interface */
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PyAPI_DATA(PyTypeObject) PyFrame_Type;
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#define PyFrame_Check(op) (Py_TYPE(op) == &PyFrame_Type)
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PyAPI_FUNC(PyFrameObject *) PyFrame_New(PyThreadState *, PyCodeObject *,
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PyObject *, PyObject *);
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/* only internal use */
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PyFrameObject* _PyFrame_New_NoTrack(PyThreadState *, PyCodeObject *,
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PyObject *, PyObject *);
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/* The rest of the interface is specific for frame objects */
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/* Block management functions */
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PyAPI_FUNC(void) PyFrame_BlockSetup(PyFrameObject *, int, int, int);
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PyAPI_FUNC(PyTryBlock *) PyFrame_BlockPop(PyFrameObject *);
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/* Conversions between "fast locals" and locals in dictionary */
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PyAPI_FUNC(void) PyFrame_LocalsToFast(PyFrameObject *, int);
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PyAPI_FUNC(int) PyFrame_FastToLocalsWithError(PyFrameObject *f);
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PyAPI_FUNC(void) PyFrame_FastToLocals(PyFrameObject *);
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PyAPI_FUNC(int) PyFrame_ClearFreeList(void);
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PyAPI_FUNC(void) _PyFrame_DebugMallocStats(FILE *out);
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/* Return the line of code the frame is currently executing. */
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PyAPI_FUNC(int) PyFrame_GetLineNumber(PyFrameObject *);
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#ifdef __cplusplus
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}
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#endif
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@ -1,88 +1,22 @@
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/* Frame object interface */
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#ifndef Py_LIMITED_API
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#ifndef Py_FRAMEOBJECT_H
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#define Py_FRAMEOBJECT_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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int b_type; /* what kind of block this is */
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int b_handler; /* where to jump to find handler */
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int b_level; /* value stack level to pop to */
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} PyTryBlock;
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/* There are currently no frame related APIs in the stable ABI
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* (they're all in the full CPython-specific API)
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*/
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typedef struct _frame {
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PyObject_VAR_HEAD
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struct _frame *f_back; /* previous frame, or NULL */
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PyCodeObject *f_code; /* code segment */
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PyObject *f_builtins; /* builtin symbol table (PyDictObject) */
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PyObject *f_globals; /* global symbol table (PyDictObject) */
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PyObject *f_locals; /* local symbol table (any mapping) */
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PyObject **f_valuestack; /* points after the last local */
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/* Next free slot in f_valuestack. Frame creation sets to f_valuestack.
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Frame evaluation usually NULLs it, but a frame that yields sets it
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to the current stack top. */
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PyObject **f_stacktop;
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PyObject *f_trace; /* Trace function */
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char f_trace_lines; /* Emit per-line trace events? */
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char f_trace_opcodes; /* Emit per-opcode trace events? */
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/* Borrowed reference to a generator, or NULL */
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PyObject *f_gen;
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int f_lasti; /* Last instruction if called */
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/* Call PyFrame_GetLineNumber() instead of reading this field
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directly. As of 2.3 f_lineno is only valid when tracing is
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active (i.e. when f_trace is set). At other times we use
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PyCode_Addr2Line to calculate the line from the current
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bytecode index. */
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int f_lineno; /* Current line number */
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int f_iblock; /* index in f_blockstack */
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char f_executing; /* whether the frame is still executing */
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PyTryBlock f_blockstack[CO_MAXBLOCKS]; /* for try and loop blocks */
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PyObject *f_localsplus[1]; /* locals+stack, dynamically sized */
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} PyFrameObject;
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/* Standard object interface */
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PyAPI_DATA(PyTypeObject) PyFrame_Type;
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#define PyFrame_Check(op) (Py_TYPE(op) == &PyFrame_Type)
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PyAPI_FUNC(PyFrameObject *) PyFrame_New(PyThreadState *, PyCodeObject *,
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PyObject *, PyObject *);
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/* only internal use */
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PyFrameObject* _PyFrame_New_NoTrack(PyThreadState *, PyCodeObject *,
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PyObject *, PyObject *);
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/* The rest of the interface is specific for frame objects */
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/* Block management functions */
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PyAPI_FUNC(void) PyFrame_BlockSetup(PyFrameObject *, int, int, int);
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PyAPI_FUNC(PyTryBlock *) PyFrame_BlockPop(PyFrameObject *);
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/* Conversions between "fast locals" and locals in dictionary */
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PyAPI_FUNC(void) PyFrame_LocalsToFast(PyFrameObject *, int);
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PyAPI_FUNC(int) PyFrame_FastToLocalsWithError(PyFrameObject *f);
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PyAPI_FUNC(void) PyFrame_FastToLocals(PyFrameObject *);
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PyAPI_FUNC(int) PyFrame_ClearFreeList(void);
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PyAPI_FUNC(void) _PyFrame_DebugMallocStats(FILE *out);
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/* Return the line of code the frame is currently executing. */
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PyAPI_FUNC(int) PyFrame_GetLineNumber(PyFrameObject *);
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#ifndef Py_LIMITED_API
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# define Py_CPYTHON_FRAMEOBJECT_H
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# include "cpython/frameobject.h"
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# undef Py_CPYTHON_FRAMEOBJECT_H
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* !Py_FRAMEOBJECT_H */
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#endif /* Py_LIMITED_API */
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