Fix CI

recipe/bld.bat

@@ -80,8 +80,7 @@ if "%cuda_compiler_version%"=="None" (
     npm install -g azurite
     set ARROW_TEST_DATA=%SRC_DIR%\testing\data
     set PARQUET_TEST_DATA=%SRC_DIR%\cpp\submodules\parquet-testing\data
-    ctest --progress --output-on-failure
-    if %ERRORLEVEL% neq 0 exit 1
+    ctest --progress --output-on-failure || exit 1
 )
 
 popd

recipe/meta.yaml

@@ -26,6 +26,8 @@ source:
       - patches/0003-Change-xsimd-inclusion-criterion.patch
       # backport https://github.com/apache/arrow/pull/48261
       - patches/0004-GH-48260-C-Python-R-Move-S3-bucket-references-to-new.patch
+      # avoid setting TZDIR (incorrectly) for orc, which already handles cf's tzdata natively
+      - patches/0005-don-t-set-TZDIR-for-tests-orc-finds-tzdata-in-conda-.patch
 
   # testing-submodules not part of release tarball
   - git_url: https://github.com/apache/arrow-testing.git
@@ -40,6 +42,8 @@ build:
   # for cuda support, building with one version is enough to be compatible with
   # all later versions, since arrow is only using libcuda, and not libcudart.
   skip: true  # [cuda_compiler_version not in ("None", cuda_compiler_version_min)]
+  # DEBUG
+  skip: true  # [cuda_compiler_version != "None"]
 
 requirements:
   build:

recipe/patches/0001-disable-gcsfs_test.patch

@@ -1,7 +1,7 @@
 From b7b6283fd8a9905d959a0f25f97293750aa7669c Mon Sep 17 00:00:00 2001
 From: "H. Vetinari" <[email protected]>
 Date: Sat, 2 Nov 2024 15:41:34 +1100
-Subject: [PATCH 1/4] disable gcsfs_test
+Subject: [PATCH 1/5] disable gcsfs_test
 
 it cannot work unless we package https://github.com/googleapis/storage-testbench,
 which however has extremely tight dependencies on protobuf etc., making it very

recipe/patches/0002-skip-NonExistentBucket-test-on-osx.patch

@@ -1,7 +1,7 @@
 From 18258d1295a5e95426ec7b52a6412427d17b114d Mon Sep 17 00:00:00 2001
 From: "H. Vetinari" <[email protected]>
 Date: Sun, 24 Nov 2024 20:22:35 +1100
-Subject: [PATCH 2/4] skip NonExistentBucket test on osx
+Subject: [PATCH 2/5] skip NonExistentBucket test on osx
 
 ---
  cpp/src/arrow/filesystem/s3fs_test.cc | 4 ++++

recipe/patches/0003-Change-xsimd-inclusion-criterion.patch

@@ -1,7 +1,7 @@
 From 37f86532af653cb230ff3b6c8040d6a8577fd3a4 Mon Sep 17 00:00:00 2001
 From: AntoinePrv <[email protected]>
 Date: Mon, 27 Oct 2025 10:25:58 +0100
-Subject: [PATCH 3/4] Change xsimd inclusion criterion
+Subject: [PATCH 3/5] Change xsimd inclusion criterion
 
 ---
  cpp/src/arrow/util/byte_stream_split_internal.h | 4 +++-

recipe/patches/0004-GH-48260-C-Python-R-Move-S3-bucket-references-to-new.patch

@@ -1,7 +1,7 @@
 From c4f7a9859aaebc9e7a94fea125e10c7d54d56a30 Mon Sep 17 00:00:00 2001
 From: Nic Crane <[email protected]>
 Date: Fri, 28 Nov 2025 10:00:28 +0000
-Subject: [PATCH 4/4] GH-48260: [C++][Python][R] Move S3 bucket references to
+Subject: [PATCH 4/5] GH-48260: [C++][Python][R] Move S3 bucket references to
  new bucket as Voltron Data ones will be removed soon (#48261)
 MIME-Version: 1.0
 Content-Type: text/plain; charset=UTF-8

recipe/patches/0005-don-t-set-TZDIR-for-tests-orc-finds-tzdata-in-conda-.patch

@@ -0,0 +1,37 @@
+From dd1ea3a2ffbf2ee8d3537ffbaa57cf4f14547a80 Mon Sep 17 00:00:00 2001
+From: "H. Vetinari" <[email protected]>
+Date: Fri, 16 Jan 2026 12:53:03 +1100
+Subject: [PATCH 5/5] don't set TZDIR for tests; orc finds tzdata in conda
+ prefix
+
+---
+ python/pyarrow/tests/conftest.py | 16 ----------------
+ 1 file changed, 16 deletions(-)
+
+diff --git a/python/pyarrow/tests/conftest.py b/python/pyarrow/tests/conftest.py
+index 575444c1cf..85cb20bc4a 100644
+--- a/python/pyarrow/tests/conftest.py
++++ b/python/pyarrow/tests/conftest.py
+@@ -55,22 +55,6 @@ if sys.platform == 'win32':
+         set_timezone_db_path(tzdata_set_path)
+
+
+-# GH-45295: For ORC, try to populate TZDIR env var from tzdata package resource
+-# path.
+-#
+-# Note this is a different kind of database than what we allow to be set by
+-# `PYARROW_TZDATA_PATH` and passed to set_timezone_db_path.
+-if sys.platform == 'win32':
+-    if os.environ.get('TZDIR', None) is None:
+-        from importlib import resources
+-        try:
+-            os.environ['TZDIR'] = os.path.join(resources.files('tzdata'), 'zoneinfo')
+-        except ModuleNotFoundError:
+-            print(
+-                'Package "tzdata" not found. Not setting TZDIR environment variable.'
+-            )
+-
+-
+ def pytest_addoption(parser):
+     # Create options to selectively enable test groups
+     def bool_env(name, default=None):