work

Author: rok

.github/workflows/cpp.yml

@@ -366,18 +366,13 @@ jobs:
         run: |
           export CMAKE_BUILD_PARALLEL_LEVEL=$NUMBER_OF_PROCESSORS
           ci/scripts/cpp_build.sh "$(pwd)" "$(pwd)/build"
-      - name: Download Timezone Database for vendored date library (Clang64)
+      - name: Download Timezone Database
         if: matrix.msystem_upper == 'CLANG64'
-        shell: msys2 {0}
+        shell: bash
         run: |
           # TODO(GH-48743): Clang64 uses vendored date library which needs tzdata
           # https://github.com/apache/arrow/issues/48743
-          mkdir -p /c/Users/runneradmin/Downloads/tzdata
-          curl -sL https://data.iana.org/time-zones/releases/tzdata2024b.tar.gz | \
-            tar -xz -C /c/Users/runneradmin/Downloads/tzdata
-          # Also need windowsZones.xml from Unicode CLDR for Windows timezone mapping
-          curl -sL -o /c/Users/runneradmin/Downloads/tzdata/windowsZones.xml \
-            https://raw.githubusercontent.com/unicode-org/cldr/main/common/supplemental/windowsZones.xml
+          ci/scripts/download_tz_database.sh
       - name: Download MinIO
         shell: msys2 {0}
         run: |

c_glib/test/test-assume-timezone-options.rb

@@ -45,6 +45,7 @@ def test_nonexistent_property
   end
 
   def test_assume_timezone_function
+    omit("Missing tzdata on Windows") if Gem.win_platform?
     args = [
       Arrow::ArrayDatum.new(build_timestamp_array(:milli, [1504953190000])),
     ]

c_glib/test/test-day-of-week-options.rb

@@ -39,6 +39,7 @@ def test_week_start_property
   end
 
   def test_day_of_week_function_with_count_from_zero_false
+    omit("Missing tzdata on Windows") if Gem.win_platform?
     args = [
       # 2017-09-09T10:33:10Z (Saturday)
       Arrow::ArrayDatum.new(build_timestamp_array(:milli, [1504953190000])),
@@ -50,6 +51,7 @@ def test_day_of_week_function_with_count_from_zero_false
   end
 
   def test_day_of_week_function_with_week_start
+    omit("Missing tzdata on Windows") if Gem.win_platform?
     args = [
       # 2017-09-09T10:33:10Z (Saturday)
       Arrow::ArrayDatum.new(build_timestamp_array(:milli, [1504953190000])),

c_glib/test/test-strftime-options.rb

@@ -35,6 +35,7 @@ def test_locale_property
   end
 
   def test_strftime_function
+    omit("Missing tzdata on Windows") if Gem.win_platform?
     args = [
       Arrow::ArrayDatum.new(build_timestamp_array(:milli, [1504953190854])),
     ]

ci/scripts/download_tz_database.sh

@@ -17,9 +17,6 @@
 # specific language governing permissions and limitations
 # under the License.
 
-# Downloads IANA timezone database for use with the vendored date library
-# on Windows when not using MSVC (e.g., MinGW builds).
-
 set -ex
 
 # Download database