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| author | Armin Rigo <arigo@tunes.org> | 2003-10-28 12:05:48 (GMT) |
|---|---|---|
| committer | Armin Rigo <arigo@tunes.org> | 2003-10-28 12:05:48 (GMT) |
| commit | 2b3eb4062c5e50abf854f7e68038243ca7c07217 (patch) | |
| tree | fc5a73861c6e4feb4f4bc497165fa28d9c81d79f /Include | |
| parent | 0e4f76405d79e95abfdda21b9dfc10c7f32340e8 (diff) | |
| download | cpython-2b3eb4062c5e50abf854f7e68038243ca7c07217.zip cpython-2b3eb4062c5e50abf854f7e68038243ca7c07217.tar.gz cpython-2b3eb4062c5e50abf854f7e68038243ca7c07217.tar.bz2 | |
Deleting cyclic object comparison.
SF patch 825639
http://mail.python.org/pipermail/python-dev/2003-October/039445.html
Diffstat (limited to 'Include')
| -rw-r--r-- | Include/ceval.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/Include/ceval.h b/Include/ceval.h index 411cf3e..dc3864b 100644 --- a/Include/ceval.h +++ b/Include/ceval.h @@ -43,9 +43,23 @@ PyAPI_FUNC(int) Py_FlushLine(void); PyAPI_FUNC(int) Py_AddPendingCall(int (*func)(void *), void *arg); PyAPI_FUNC(int) Py_MakePendingCalls(void); +/* Protection against deeply nested recursive calls */ PyAPI_FUNC(void) Py_SetRecursionLimit(int); PyAPI_FUNC(int) Py_GetRecursionLimit(void); +#define Py_EnterRecursiveCall(where) \ + (_Py_MakeRecCheck(PyThreadState_GET()->recursion_depth) && \ + _Py_CheckRecursiveCall(where)) +#define Py_LeaveRecursiveCall() \ + (--PyThreadState_GET()->recursion_depth) +PyAPI_FUNC(int) _Py_CheckRecursiveCall(char *where); +PyAPI_DATA(int) _Py_CheckRecursionLimit; +#ifdef USE_STACKCHECK +# define _Py_MakeRecCheck(x) (++(x) > --_Py_CheckRecursionLimit) +#else +# define _Py_MakeRecCheck(x) (++(x) > _Py_CheckRecursionLimit) +#endif + PyAPI_FUNC(char *) PyEval_GetFuncName(PyObject *); PyAPI_FUNC(char *) PyEval_GetFuncDesc(PyObject *); |