bpo-41440: add os.cpu_count() support for VxWorks RTOS (GH-21685)
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@ -120,6 +120,12 @@ Added the *root_dir* and *dir_fd* parameters in :func:`~glob.glob` and
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:func:`~glob.iglob` which allow to specify the root directory for searching.
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(Contributed by Serhiy Storchaka in :issue:`38144`.)
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os
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--
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Added :func:`os.cpu_count()` support for VxWorks RTOS.
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(Contributed by Peixing Xin in :issue:`41440`.)
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py_compile
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----------
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@ -0,0 +1 @@
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Add :func:`os.cpu_count()` support for VxWorks RTOS.
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@ -32,6 +32,9 @@
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# include <windows.h>
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#endif
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#ifdef __VXWORKS__
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# include "pycore_bitutils.h" // _Py_popcount32()
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#endif
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#include "pycore_ceval.h" // _PyEval_ReInitThreads()
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#include "pycore_import.h" // _PyImport_ReInitLock()
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#include "pycore_initconfig.h" // _PyStatus_EXCEPTION()
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@ -12607,6 +12610,8 @@ os_cpu_count_impl(PyObject *module)
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ncpu = mpctl(MPC_GETNUMSPUS, NULL, NULL);
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#elif defined(HAVE_SYSCONF) && defined(_SC_NPROCESSORS_ONLN)
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ncpu = sysconf(_SC_NPROCESSORS_ONLN);
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#elif defined(__VXWORKS__)
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ncpu = _Py_popcount32(vxCpuEnabledGet());
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#elif defined(__DragonFly__) || \
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defined(__OpenBSD__) || \
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defined(__FreeBSD__) || \
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