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Diffstat (limited to 'Doc/howto/free-threading-extensions.rst')
| -rw-r--r-- | Doc/howto/free-threading-extensions.rst | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/Doc/howto/free-threading-extensions.rst b/Doc/howto/free-threading-extensions.rst index 3f6ee517050..02b45879ccf 100644 --- a/Doc/howto/free-threading-extensions.rst +++ b/Doc/howto/free-threading-extensions.rst @@ -6,8 +6,8 @@ C API Extension Support for Free Threading ****************************************** -Starting with the 3.13 release, CPython has experimental support for running -with the :term:`global interpreter lock` (GIL) disabled in a configuration +Starting with the 3.13 release, CPython has support for running with +the :term:`global interpreter lock` (GIL) disabled in a configuration called :term:`free threading`. This document describes how to adapt C API extensions to support free threading. @@ -23,6 +23,14 @@ You can use it to enable code that only runs under the free-threaded build:: /* code that only runs in the free-threaded build */ #endif +.. note:: + + On Windows, this macro is not defined automatically, but must be specified + to the compiler when building. The :func:`sysconfig.get_config_var` function + can be used to determine whether the current running interpreter had the + macro defined. + + Module Initialization ===================== @@ -388,7 +396,7 @@ The wheels, shared libraries, and binaries are indicated by a ``t`` suffix. free-threaded build, with the ``t`` suffix, such as ``python3.13t``. * `pypa/cibuildwheel <https://github.com/pypa/cibuildwheel>`_ supports the free-threaded build if you set - `CIBW_FREE_THREADED_SUPPORT <https://cibuildwheel.pypa.io/en/stable/options/#free-threaded-support>`_. + `CIBW_ENABLE to cpython-freethreading <https://cibuildwheel.pypa.io/en/stable/options/#enable>`_. Limited C API and Stable ABI ............................ |