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gh-115582: Make default PC/pyconfig.h work for free-threaded builds with manual /DPy_GIL_DISABLED (GH-115850)

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Steve Dower 2024-02-26 19:14:14 +00:00 committed by GitHub
parent 72cff8d8e5
commit 37a13b9413
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3 changed files with 10 additions and 2 deletions
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3
Misc/NEWS.d/next/Windows/2024-02-23-11-43-43.gh-issue-115582.sk1XPi.rst Normal file
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@ -0,0 +1,3 @@
Building extensions intended for free-threaded builds of CPython now require
compiling with ``/DPy_GIL_DISABLED`` manually when using a regular install. This
is expected to change in future releases.

7
PC/pyconfig.h.in
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@ -95,7 +95,12 @@ WIN32 is still required for the locale module.
#endif /* Py_BUILD_CORE || Py_BUILD_CORE_BUILTIN || Py_BUILD_CORE_MODULE */
/* Define to 1 if you want to disable the GIL */
#undef Py_GIL_DISABLED
/* Uncomment the definition for free-threaded builds, or define it manually
* when compiling extension modules. Note that we test with #ifdef, so
* defining as 0 will still disable the GIL. */
#ifndef Py_GIL_DISABLED
/* #define Py_GIL_DISABLED 1 */
#endif
/* Compiler specific defines */

2
PCbuild/pythoncore.vcxproj
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@ -677,7 +677,7 @@
<OldPyConfigH Condition="Exists('$(IntDir)pyconfig.h')">$([System.IO.File]::ReadAllText('$(IntDir)pyconfig.h'))</OldPyConfigH>
</PropertyGroup>
<PropertyGroup Condition="$(DisableGil) == 'true'">
<PyConfigHText>$(PyConfigHText.Replace('#undef Py_GIL_DISABLED', '#define Py_GIL_DISABLED 1'))</PyConfigHText>
<PyConfigHText>$(PyConfigHText.Replace('/* #define Py_GIL_DISABLED 1 */', '#define Py_GIL_DISABLED 1'))</PyConfigHText>
</PropertyGroup>
<Message Text="Updating pyconfig.h" Condition="$(PyConfigHText.TrimEnd()) != $(OldPyConfigH.TrimEnd())" />
<WriteLinesToFile File="$(IntDir)pyconfig.h"