From 997d5f95db9d8ad38ed16809a65cf0a9a03b0cc3 Mon Sep 17 00:00:00 2001 From: Serhiy Storchaka Date: Thu, 23 Jul 2026 20:28:39 +0300 Subject: [PATCH] gh-154551: Fix ctypes.util.find_library() in non-UTF-8 locales (GH-154552) _findLib_ld() failed to decode the localized "ld" stderr in the locale encoding. (cherry picked from commit 66e313f471516bfa04c5c8966c159fafe6be082e) Co-authored-by: Serhiy Storchaka Co-authored-by: Claude Opus 4.8 --- Lib/ctypes/util.py | 3 +-- .../Library/2026-07-23-19-45-00.gh-issue-154551.Ct7pL9.rst | 1 + 2 files changed, 2 insertions(+), 2 deletions(-) create mode 100644 Misc/NEWS.d/next/Library/2026-07-23-19-45-00.gh-issue-154551.Ct7pL9.rst diff --git a/Lib/ctypes/util.py b/Lib/ctypes/util.py index 35ac5b6bfd6a37..93dceb3d586b06 100644 --- a/Lib/ctypes/util.py +++ b/Lib/ctypes/util.py @@ -422,8 +422,7 @@ def _findLib_ld(name): result = None try: p = subprocess.Popen(cmd, stdout=subprocess.PIPE, - stderr=subprocess.PIPE, - universal_newlines=True) + stderr=subprocess.PIPE) out, _ = p.communicate() res = re.findall(expr, os.fsdecode(out)) for file in res: diff --git a/Misc/NEWS.d/next/Library/2026-07-23-19-45-00.gh-issue-154551.Ct7pL9.rst b/Misc/NEWS.d/next/Library/2026-07-23-19-45-00.gh-issue-154551.Ct7pL9.rst new file mode 100644 index 00000000000000..c4db19d89364e0 --- /dev/null +++ b/Misc/NEWS.d/next/Library/2026-07-23-19-45-00.gh-issue-154551.Ct7pL9.rst @@ -0,0 +1 @@ +Fix :func:`ctypes.util.find_library` returning ``None`` in non-UTF-8 locales.