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gh-144309: Build Python with POSIX 2024 #144310

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Merged
vstinner merged 1 commit into from
Jan 29, 2026
+9 −8
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gh-144309: Build Python with POSIX 2024 #144310

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1 change: 1 addition & 0 deletions Misc/NEWS.d/next/Build/2026-01-28-19-04-12.gh-issue-144309.3sMFOh.rst
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@@ -0,0 +1 @@
Build Python with POSIX 2024, instead of POSIX 2008. Patch by Victor Stinner.
6 changes: 3 additions & 3 deletions configure
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8 changes: 4 additions & 4 deletions configure.ac
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Expand Up @@ -916,8 +916,8 @@ esac

if test $define_xopen_source = yes
then
# X/Open 7, incorporating POSIX.1-2008
AC_DEFINE([_XOPEN_SOURCE], [700],
# X/Open 8, incorporating POSIX.1-2024
AC_DEFINE([_XOPEN_SOURCE], [800],
[Define to the level of X/Open that your system supports])

# On Tru64 Unix 4.0F, defining _XOPEN_SOURCE also requires
Expand All @@ -927,8 +927,8 @@ then
AC_DEFINE([_XOPEN_SOURCE_EXTENDED], [1],
[Define to activate Unix95-and-earlier features])

AC_DEFINE([_POSIX_C_SOURCE], [200809L],
[Define to activate features from IEEE Stds 1003.1-2008])
AC_DEFINE([_POSIX_C_SOURCE], [202405L],
[Define to activate features from IEEE Std 1003.1-2024])
fi

# On HP-UX mbstate_t requires _INCLUDE__STDC_A1_SOURCE
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2 changes: 1 addition & 1 deletion pyconfig.h.in
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Expand Up @@ -2039,7 +2039,7 @@
/* Define on NetBSD to activate all library features */
#undef _NETBSD_SOURCE

/* Define to activate features from IEEE Stds 1003.1-2008 */
/* Define to activate features from IEEE Std 1003.1-2024 */
#undef _POSIX_C_SOURCE

/* Define if you have POSIX threads, and your system does not define that. */
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