From d6145cfc692f62433def443556a133cf6acef8ee Mon Sep 17 00:00:00 2001
From: Robert Maynard <rmaynard@nvidia.com>
Date: Wed, 7 Apr 2021 11:50:31 -0400
Subject: [PATCH] cudf consistently specifies the cuda runtime

CMake has two ways to control the CUDA runtime to link too.
This makes sure that the CUDA language controls and the
CUDAToolkit both target the same runtime
---
 cpp/CMakeLists.txt                       | 6 ++++++
 cpp/cmake/thirdparty/CUDF_GetArrow.cmake | 1 +
 2 files changed, 7 insertions(+)

diff --git a/cpp/CMakeLists.txt b/cpp/CMakeLists.txt
index b49f1e3dda1..525e5f9225d 100644
--- a/cpp/CMakeLists.txt
+++ b/cpp/CMakeLists.txt
@@ -470,8 +470,14 @@ target_link_libraries(cudf
                   rmm::rmm)
 
 if(CUDA_STATIC_RUNTIME)
+    # Tell CMake what CUDA language runtime to use
+    set_target_properties(cudf PROPERTIES CUDA_RUNTIME_LIBRARY Static)
+    # Make sure to export to consumers what runtime we used
     target_link_libraries(cudf PUBLIC CUDA::cudart_static CUDA::cuda_driver)
 else()
+    # Tell CMake what CUDA language runtime to use
+    set_target_properties(cudf PROPERTIES CUDA_RUNTIME_LIBRARY Shared)
+    # Make sure to export to consumers what runtime we used
     target_link_libraries(cudf PUBLIC CUDA::cudart CUDA::cuda_driver)
 endif()
 
diff --git a/cpp/cmake/thirdparty/CUDF_GetArrow.cmake b/cpp/cmake/thirdparty/CUDF_GetArrow.cmake
index 002085c2973..c1c29a693d5 100644
--- a/cpp/cmake/thirdparty/CUDF_GetArrow.cmake
+++ b/cpp/cmake/thirdparty/CUDF_GetArrow.cmake
@@ -43,6 +43,7 @@ function(find_and_configure_arrow VERSION BUILD_STATIC)
         GIT_SHALLOW     TRUE
         SOURCE_SUBDIR   cpp
         OPTIONS         "CMAKE_VERBOSE_MAKEFILE ON"
+                        "CUDA_USE_STATIC_CUDA_RUNTIME ${CUDA_STATIC_RUNTIME}"
                         "ARROW_IPC ON"
                         "ARROW_CUDA ON"
                         "ARROW_DATASET ON"