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GH-103545: Add macOS specific constants for `os.setpriority to os` (#104606)

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This adds a number of PRIO_DARWIN_* constants to the os module for use with os.setpriority.

---------

Co-authored-by: blurb-it[bot] <43283697+blurb-it[bot]@users.noreply.github.com>
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Ronald Oussoren 2023-05-19 09:15:11 +02:00 committed by GitHub
parent fd04bfeaf7
commit 616fcad6e2
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3 changed files with 24 additions and 0 deletions
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11
Doc/library/os.rst
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@ -493,6 +493,17 @@ process and user.
.. versionadded:: 3.3
.. data:: PRIO_DARWIN_THREAD
PRIO_DARWIN_PROCESS
PRIO_DARWIN_BG
PRIO_DARWIN_NONUI
Parameters for the :func:`getpriority` and :func:`setpriority` functions.
.. availability:: macOS
.. versionadded:: 3.12
.. function:: getresuid()
Return a tuple (ruid, euid, suid) denoting the current process's

1
Misc/NEWS.d/next/macOS/2023-05-18-08-52-04.gh-issue-103545.pi5k2N.rst Normal file
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@ -0,0 +1 @@
Add ``os.PRIO_DARWIN_THREAD``, ``os.PRIO_DARWIN_PROCESS``, ``os.PRIO_DARWIN_BG`` and ``os.PRIO_DARWIN_NONUI``. These can be used with ``os.setpriority`` to run the process at a lower priority and make use of the efficiency cores on Apple Silicon systems.

12
Modules/posixmodule.c
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@ -15917,6 +15917,18 @@ all_ins(PyObject *m)
#ifdef PRIO_USER
if (PyModule_AddIntMacro(m, PRIO_USER)) return -1;
#endif
#ifdef PRIO_DARWIN_THREAD
if (PyModule_AddIntMacro(m, PRIO_DARWIN_THREAD)) return -1;
#endif
#ifdef PRIO_DARWIN_PROCESS
if (PyModule_AddIntMacro(m, PRIO_DARWIN_PROCESS)) return -1;
#endif
#ifdef PRIO_DARWIN_BG
if (PyModule_AddIntMacro(m, PRIO_DARWIN_BG)) return -1;
#endif
#ifdef PRIO_DARWIN_NONUI
if (PyModule_AddIntMacro(m, PRIO_DARWIN_NONUI)) return -1;
#endif
#ifdef O_CLOEXEC
if (PyModule_AddIntMacro(m, O_CLOEXEC)) return -1;
#endif