From 8e5bb4b4489d6f55592908c2e14a93b672bf8219 Mon Sep 17 00:00:00 2001
From: Will Ayd <william.ayd@icloud.com>
Date: Wed, 16 Apr 2025 09:45:20 -0400
Subject: [PATCH 1/5] GH-46165: [C++] Add cuda option to Meson configuration

---
 ci/docker/conda-cpp.dockerfile |  2 +
 ci/scripts/cpp_build.sh        |  3 ++
 cpp/meson.build                |  2 +
 cpp/meson.options              |  5 +++
 cpp/src/arrow/gpu/meson.build  | 76 ++++++++++++++++++++++++++++++++++
 cpp/src/arrow/meson.build      |  4 ++
 6 files changed, 92 insertions(+)
 create mode 100644 cpp/src/arrow/gpu/meson.build

diff --git a/ci/docker/conda-cpp.dockerfile b/ci/docker/conda-cpp.dockerfile
index a387fb266990..d5a8aaba02d6 100644
--- a/ci/docker/conda-cpp.dockerfile
+++ b/ci/docker/conda-cpp.dockerfile
@@ -38,6 +38,8 @@ RUN mamba install -q -y \
         doxygen \
         libnuma \
         mold \
+        nvidia::cuda \
+        nvidia::cuda-toolkit \
         python=${python} \
         valgrind && \
     mamba clean --all --yes
diff --git a/ci/scripts/cpp_build.sh b/ci/scripts/cpp_build.sh
index 2f02f8c14966..ff49612c56fe 100755
--- a/ci/scripts/cpp_build.sh
+++ b/ci/scripts/cpp_build.sh
@@ -140,6 +140,9 @@ if [ "${ARROW_USE_MESON:-OFF}" = "ON" ]; then
       fi
     fi
   fi
+
+  export CUDA_PATH="${CONDA_PREFIX}"
+  env
   meson setup \
     --prefix=${MESON_PREFIX:-${ARROW_HOME}} \
     --buildtype=${ARROW_BUILD_TYPE:-debug} \
diff --git a/cpp/meson.build b/cpp/meson.build
index ae1f391a884d..80b37f19d6a8 100644
--- a/cpp/meson.build
+++ b/cpp/meson.build
@@ -76,6 +76,7 @@ needs_integration = get_option('integration').enabled()
 needs_tests = get_option('tests').enabled()
 needs_acero = get_option('acero').enabled() or needs_dataset
 needs_compute = get_option('compute').enabled() or needs_acero
+needs_cuda = get_option('cuda').enabled()
 needs_flight_sql = false
 needs_flight = get_option('flight').enabled() or needs_flight_sql
 needs_gandiva = false
@@ -83,6 +84,7 @@ needs_ipc = (get_option('ipc').enabled()
     or needs_tests
     or needs_acero
     or needs_benchmarks
+    or needs_cuda
     or needs_flight
     or needs_parquet
     or needs_substrait
diff --git a/cpp/meson.options b/cpp/meson.options
index 3124bb61fc66..bdf552449d1b 100644
--- a/cpp/meson.options
+++ b/cpp/meson.options
@@ -39,6 +39,11 @@ option(
     description: 'Build all Arrow Compute kernels',
 )
 option('csv', type: 'feature', description: 'Build the Arrow CSV Parser Module')
+option(
+    'cuda',
+    type: 'feature',
+    description: 'Build the Arrow CUDA extensions (requires CUDA toolkit)',
+)
 option(
     'dataset',
     type: 'feature',
diff --git a/cpp/src/arrow/gpu/meson.build b/cpp/src/arrow/gpu/meson.build
new file mode 100644
index 000000000000..3a5f2c0b8ef3
--- /dev/null
+++ b/cpp/src/arrow/gpu/meson.build
@@ -0,0 +1,76 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+cuda_dep = dependency('cuda', modules: ['cuda'])
+
+arrow_cuda_srcs = [
+    'cuda_arrow_ipc.cc',
+    'cuda_context.cc',
+    'cuda_internal.cc',
+    'cuda_memory.cc',
+]
+
+arrow_cuda_lib = library(
+    'arrow-cuda',
+    sources: [arrow_cuda_srcs],
+    dependencies: [arrow_dep, cuda_dep, flatbuffers_dep],
+    cpp_args: ['-DARROW_CUDA_EXPORTING'],
+)
+
+arrow_cuda_dep = declare_dependency(
+    link_with: [arrow_cuda_lib],
+    dependencies: [cuda_dep],
+)
+
+cuda_version = cuda_dep.version()
+cuda_split_version = cuda_version.split('.')
+cuda_conf_data = configuration_data()
+cuda_conf_data.set('CUDA_VERSION_MAJOR', cuda_split_version[0])
+cuda_conf_data.set('CUDA_VERSION_MINOR', cuda_split_version[1])
+
+configure_file(
+    input: 'cuda_version.h.in',
+    output: 'cuda_version.h',
+    configuration: cuda_conf_data,
+    install_dir: 'arrow/gpu',
+)
+
+install_headers(
+    [
+        'cuda_api.h',
+        'cuda_arrow_ipc.h',
+        'cuda_context.h',
+        'cuda_internal.h',
+        'cuda_memory.h',
+        'visibility.h',
+    ],
+    subdir: 'arrow/gpu',
+)
+
+exc = executable(
+    'arrow-cuda-test',
+    sources: ['cuda_test.cc'],
+    dependencies: [arrow_test_dep, arrow_cuda_dep],
+)
+test('arrow-cuda-test', exc)
+
+exc = executable(
+    'arrow-cuda-benchmark',
+    sources: ['cuda_benchmark.cc'],
+    dependencies: [arrow_benchmark_dep, arrow_cuda_dep],
+)
+benchmark('arrow-gpu-cuda-benchmark', exc)
diff --git a/cpp/src/arrow/meson.build b/cpp/src/arrow/meson.build
index 43050aa15977..b8506c739133 100644
--- a/cpp/src/arrow/meson.build
+++ b/cpp/src/arrow/meson.build
@@ -918,6 +918,10 @@ if needs_acero
     subdir('acero')
 endif
 
+if needs_cuda
+    subdir('gpu')
+endif
+
 if needs_filesystem
     subdir('filesystem')
 endif

From dad59c7f01de4d4a2b956eed53c2ce15d7146c1e Mon Sep 17 00:00:00 2001
From: Will Ayd <william.ayd@icloud.com>
Date: Wed, 10 Sep 2025 15:46:48 -0400
Subject: [PATCH 2/5] Try LD_LIBRARY_PATH hack

---
 ci/scripts/cpp_test.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ci/scripts/cpp_test.sh b/ci/scripts/cpp_test.sh
index a0b77b11be2e..dfa9d65e25a5 100755
--- a/ci/scripts/cpp_test.sh
+++ b/ci/scripts/cpp_test.sh
@@ -31,7 +31,7 @@ binary_output_dir=${build_dir}/${ARROW_BUILD_TYPE:-debug}
 
 export ARROW_TEST_DATA=${arrow_dir}/testing/data
 export PARQUET_TEST_DATA=${source_dir}/submodules/parquet-testing/data
-export LD_LIBRARY_PATH=${ARROW_HOME}/${CMAKE_INSTALL_LIBDIR:-lib}:${LD_LIBRARY_PATH}
+export LD_LIBRARY_PATH=${ARROW_HOME}/${CMAKE_INSTALL_LIBDIR:-lib}:${CUDA_PATH}/lib/stubs:${LD_LIBRARY_PATH}
 
 # By default, aws-sdk tries to contact a non-existing local ip host
 # to retrieve metadata. Disable this so that S3FileSystem tests run faster.

From aa1d1f80a64759b7c28c0e32426abaf4079c1ed9 Mon Sep 17 00:00:00 2001
From: Will Ayd <william.ayd@icloud.com>
Date: Thu, 13 Nov 2025 10:47:38 -0500
Subject: [PATCH 3/5] Revert LD_LIBRARY_PATH hack

---
 ci/scripts/cpp_build.sh | 3 ---
 ci/scripts/cpp_test.sh  | 2 +-
 2 files changed, 1 insertion(+), 4 deletions(-)

diff --git a/ci/scripts/cpp_build.sh b/ci/scripts/cpp_build.sh
index ff49612c56fe..2f02f8c14966 100755
--- a/ci/scripts/cpp_build.sh
+++ b/ci/scripts/cpp_build.sh
@@ -140,9 +140,6 @@ if [ "${ARROW_USE_MESON:-OFF}" = "ON" ]; then
       fi
     fi
   fi
-
-  export CUDA_PATH="${CONDA_PREFIX}"
-  env
   meson setup \
     --prefix=${MESON_PREFIX:-${ARROW_HOME}} \
     --buildtype=${ARROW_BUILD_TYPE:-debug} \
diff --git a/ci/scripts/cpp_test.sh b/ci/scripts/cpp_test.sh
index dfa9d65e25a5..a0b77b11be2e 100755
--- a/ci/scripts/cpp_test.sh
+++ b/ci/scripts/cpp_test.sh
@@ -31,7 +31,7 @@ binary_output_dir=${build_dir}/${ARROW_BUILD_TYPE:-debug}
 
 export ARROW_TEST_DATA=${arrow_dir}/testing/data
 export PARQUET_TEST_DATA=${source_dir}/submodules/parquet-testing/data
-export LD_LIBRARY_PATH=${ARROW_HOME}/${CMAKE_INSTALL_LIBDIR:-lib}:${CUDA_PATH}/lib/stubs:${LD_LIBRARY_PATH}
+export LD_LIBRARY_PATH=${ARROW_HOME}/${CMAKE_INSTALL_LIBDIR:-lib}:${LD_LIBRARY_PATH}
 
 # By default, aws-sdk tries to contact a non-existing local ip host
 # to retrieve metadata. Disable this so that S3FileSystem tests run faster.

From 5c0a3876f43c3f035b1889c39f1e56febfaf5e3d Mon Sep 17 00:00:00 2001
From: Will Ayd <william.ayd@icloud.com>
Date: Thu, 13 Nov 2025 11:08:54 -0500
Subject: [PATCH 4/5] Specify CUDA lower bound

---
 cpp/src/arrow/gpu/meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cpp/src/arrow/gpu/meson.build b/cpp/src/arrow/gpu/meson.build
index 3a5f2c0b8ef3..2bd7cea25d10 100644
--- a/cpp/src/arrow/gpu/meson.build
+++ b/cpp/src/arrow/gpu/meson.build
@@ -15,7 +15,7 @@
 # specific language governing permissions and limitations
 # under the License.
 
-cuda_dep = dependency('cuda', modules: ['cuda'])
+cuda_dep = dependency('cuda', modules: ['cuda'], version: '>=11.7.1')
 
 arrow_cuda_srcs = [
     'cuda_arrow_ipc.cc',

From 52b01f9078e08fc7fbb91333d4ac540ed6c31fc0 Mon Sep 17 00:00:00 2001
From: Will Ayd <william.ayd@icloud.com>
Date: Thu, 13 Nov 2025 11:20:21 -0500
Subject: [PATCH 5/5] Try LD_LIBRARY_PATH hack again

---
 ci/scripts/cpp_test.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ci/scripts/cpp_test.sh b/ci/scripts/cpp_test.sh
index a0b77b11be2e..dfa9d65e25a5 100755
--- a/ci/scripts/cpp_test.sh
+++ b/ci/scripts/cpp_test.sh
@@ -31,7 +31,7 @@ binary_output_dir=${build_dir}/${ARROW_BUILD_TYPE:-debug}
 
 export ARROW_TEST_DATA=${arrow_dir}/testing/data
 export PARQUET_TEST_DATA=${source_dir}/submodules/parquet-testing/data
-export LD_LIBRARY_PATH=${ARROW_HOME}/${CMAKE_INSTALL_LIBDIR:-lib}:${LD_LIBRARY_PATH}
+export LD_LIBRARY_PATH=${ARROW_HOME}/${CMAKE_INSTALL_LIBDIR:-lib}:${CUDA_PATH}/lib/stubs:${LD_LIBRARY_PATH}
 
 # By default, aws-sdk tries to contact a non-existing local ip host
 # to retrieve metadata. Disable this so that S3FileSystem tests run faster.