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Diffstat (limited to '.venv/lib/python3.12/site-packages/greenlet/greenlet_cpython_compat.hpp')
| -rw-r--r-- | .venv/lib/python3.12/site-packages/greenlet/greenlet_cpython_compat.hpp | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/greenlet/greenlet_cpython_compat.hpp b/.venv/lib/python3.12/site-packages/greenlet/greenlet_cpython_compat.hpp new file mode 100644 index 00000000..ce5fd882 --- /dev/null +++ b/.venv/lib/python3.12/site-packages/greenlet/greenlet_cpython_compat.hpp @@ -0,0 +1,142 @@ +/* -*- indent-tabs-mode: nil; tab-width: 4; -*- */ +#ifndef GREENLET_CPYTHON_COMPAT_H +#define GREENLET_CPYTHON_COMPAT_H + +/** + * Helpers for compatibility with multiple versions of CPython. + */ + +#define PY_SSIZE_T_CLEAN +#include "Python.h" + + +#if PY_VERSION_HEX >= 0x30A00B1 +# define GREENLET_PY310 1 +#else +# define GREENLET_PY310 0 +#endif + +/* +Python 3.10 beta 1 changed tstate->use_tracing to a nested cframe member. +See https://github.com/python/cpython/pull/25276 +We have to save and restore this as well. + +Python 3.13 removed PyThreadState.cframe (GH-108035). +*/ +#if GREENLET_PY310 && PY_VERSION_HEX < 0x30D0000 +# define GREENLET_USE_CFRAME 1 +#else +# define GREENLET_USE_CFRAME 0 +#endif + + +#if PY_VERSION_HEX >= 0x30B00A4 +/* +Greenlet won't compile on anything older than Python 3.11 alpha 4 (see +https://bugs.python.org/issue46090). Summary of breaking internal changes: +- Python 3.11 alpha 1 changed how frame objects are represented internally. + - https://github.com/python/cpython/pull/30122 +- Python 3.11 alpha 3 changed how recursion limits are stored. + - https://github.com/python/cpython/pull/29524 +- Python 3.11 alpha 4 changed how exception state is stored. It also includes a + change to help greenlet save and restore the interpreter frame "data stack". + - https://github.com/python/cpython/pull/30122 + - https://github.com/python/cpython/pull/30234 +*/ +# define GREENLET_PY311 1 +#else +# define GREENLET_PY311 0 +#endif + + +#if PY_VERSION_HEX >= 0x30C0000 +# define GREENLET_PY312 1 +#else +# define GREENLET_PY312 0 +#endif + +#if PY_VERSION_HEX >= 0x30D0000 +# define GREENLET_PY313 1 +#else +# define GREENLET_PY313 0 +#endif + +#ifndef Py_SET_REFCNT +/* Py_REFCNT and Py_SIZE macros are converted to functions +https://bugs.python.org/issue39573 */ +# define Py_SET_REFCNT(obj, refcnt) Py_REFCNT(obj) = (refcnt) +#endif + +#ifndef _Py_DEC_REFTOTAL +/* _Py_DEC_REFTOTAL macro has been removed from Python 3.9 by: + https://github.com/python/cpython/commit/49932fec62c616ec88da52642339d83ae719e924 + + The symbol we use to replace it was removed by at least 3.12. +*/ +# ifdef Py_REF_DEBUG +# if GREENLET_PY312 +# define _Py_DEC_REFTOTAL +# else +# define _Py_DEC_REFTOTAL _Py_RefTotal-- +# endif +# else +# define _Py_DEC_REFTOTAL +# endif +#endif +// Define these flags like Cython does if we're on an old version. +#ifndef Py_TPFLAGS_CHECKTYPES + #define Py_TPFLAGS_CHECKTYPES 0 +#endif +#ifndef Py_TPFLAGS_HAVE_INDEX + #define Py_TPFLAGS_HAVE_INDEX 0 +#endif +#ifndef Py_TPFLAGS_HAVE_NEWBUFFER + #define Py_TPFLAGS_HAVE_NEWBUFFER 0 +#endif + +#ifndef Py_TPFLAGS_HAVE_VERSION_TAG + #define Py_TPFLAGS_HAVE_VERSION_TAG 0 +#endif + +#define G_TPFLAGS_DEFAULT Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_VERSION_TAG | Py_TPFLAGS_CHECKTYPES | Py_TPFLAGS_HAVE_NEWBUFFER | Py_TPFLAGS_HAVE_GC + + +#if PY_VERSION_HEX < 0x03090000 +// The official version only became available in 3.9 +# define PyObject_GC_IsTracked(o) _PyObject_GC_IS_TRACKED(o) +#endif + + +// bpo-43760 added PyThreadState_EnterTracing() to Python 3.11.0a2 +#if PY_VERSION_HEX < 0x030B00A2 && !defined(PYPY_VERSION) +static inline void PyThreadState_EnterTracing(PyThreadState *tstate) +{ + tstate->tracing++; +#if PY_VERSION_HEX >= 0x030A00A1 + tstate->cframe->use_tracing = 0; +#else + tstate->use_tracing = 0; +#endif +} +#endif + +// bpo-43760 added PyThreadState_LeaveTracing() to Python 3.11.0a2 +#if PY_VERSION_HEX < 0x030B00A2 && !defined(PYPY_VERSION) +static inline void PyThreadState_LeaveTracing(PyThreadState *tstate) +{ + tstate->tracing--; + int use_tracing = (tstate->c_tracefunc != NULL + || tstate->c_profilefunc != NULL); +#if PY_VERSION_HEX >= 0x030A00A1 + tstate->cframe->use_tracing = use_tracing; +#else + tstate->use_tracing = use_tracing; +#endif +} +#endif + +#if !defined(Py_C_RECURSION_LIMIT) && defined(C_RECURSION_LIMIT) +# define Py_C_RECURSION_LIMIT C_RECURSION_LIMIT +#endif + +#endif /* GREENLET_CPYTHON_COMPAT_H */ |