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[3.14] gh-138004: Fix setting a thread name on OpenIndiana (GH-138017) (#138384)

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gh-138004: Fix setting a thread name on OpenIndiana (GH-138017)

Encode Solaris/Illumos thread names to ASCII, since
OpenIndiana does not support non-ASCII names.

Add tests for setting non-ASCII name for the main thread.
(cherry picked from commit c19db1d2b8)

Co-authored-by: jadonduff <jadon_duff@icloud.com>
Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
This commit is contained in:
Miss Islington (bot) 2025-10-07 20:58:35 +02:00 • committed by GitHub
parent a893270c6d
commit ffc67b3505
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4 changed files with 19 additions and 6 deletions
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9
Modules/_threadmodule.c
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@ -2474,7 +2474,9 @@ _thread__get_name_impl(PyObject *module)
}
#ifdef __sun
return PyUnicode_DecodeUTF8(name, strlen(name), "surrogateescape");
// gh-138004: Decode Solaris/Illumos (e.g. OpenIndiana) thread names
// from ASCII, since OpenIndiana only supports ASCII names.
return PyUnicode_DecodeASCII(name, strlen(name), "surrogateescape");
#else
return PyUnicode_DecodeFSDefault(name);
#endif
@ -2512,8 +2514,9 @@ _thread_set_name_impl(PyObject *module, PyObject *name_obj)
{
#ifndef MS_WINDOWS
#ifdef __sun
// Solaris always uses UTF-8
const char *encoding = "utf-8";
// gh-138004: Encode Solaris/Illumos thread names to ASCII,
// since OpenIndiana does not support non-ASCII names.
const char *encoding = "ascii";
#else
// Encode the thread name to the filesystem encoding using the "replace"
// error handler