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[3.13] gh-127865: Fix build failure for systems without thread local support (GH-127866) (GH-127882) 

This PR fixes the build issue introduced by the commit 628f6eb from
GH-112207 on systems without thread local support.
(cherry picked from commit f823910bbd)

Co-authored-by: velemas <10437413+velemas@users.noreply.github.com>
This commit is contained in:
Miss Islington (bot) 2024-12-12 19:32:10 +01:00 committed by GitHub
parent d51c1444e3
commit f21b38c1a2
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2 changed files with 5 additions and 4 deletions
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1
Misc/NEWS.d/next/Build/2024-12-12-17-21-45.gh-issue-127865.30GDzs.rst Normal file
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@ -0,0 +1 @@
Fix build failure on systems without thread-locals support.

8
Python/import.c
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@ -747,7 +747,7 @@ const char *
_PyImport_ResolveNameWithPackageContext(const char *name)
{
#ifndef HAVE_THREAD_LOCAL
PyThread_acquire_lock(EXTENSIONS.mutex, WAIT_LOCK);
PyMutex_Lock(&EXTENSIONS.mutex);
#endif
if (PKGCONTEXT != NULL) {
const char *p = strrchr(PKGCONTEXT, '.');
@ -757,7 +757,7 @@ _PyImport_ResolveNameWithPackageContext(const char *name)
}
}
#ifndef HAVE_THREAD_LOCAL
PyThread_release_lock(EXTENSIONS.mutex);
PyMutex_Unlock(&EXTENSIONS.mutex);
#endif
return name;
}
@ -766,12 +766,12 @@ const char *
_PyImport_SwapPackageContext(const char *newcontext)
{
#ifndef HAVE_THREAD_LOCAL
PyThread_acquire_lock(EXTENSIONS.mutex, WAIT_LOCK);
PyMutex_Lock(&EXTENSIONS.mutex);
#endif
const char *oldcontext = PKGCONTEXT;
PKGCONTEXT = newcontext;
#ifndef HAVE_THREAD_LOCAL
PyThread_release_lock(EXTENSIONS.mutex);
PyMutex_Unlock(&EXTENSIONS.mutex);
#endif
return oldcontext;
}