Statically link all CUDA toolkit libraries (#665)

This PR ensures cuSpatial statically links all the CUDA toolkit libraries (not just `cudart`) if a user enables `CUDA_STATIC_RUNTIME`.

Authors:
  - Paul Taylor (https://github.com/trxcllnt)

Approvers:
  - Mark Harris (https://github.com/harrism)

URL: #665

cpp/CMakeLists.txt

@@ -44,15 +44,15 @@ option(DISABLE_DEPRECATION_WARNING "Disable warnings generated from deprecated d
 # Option to enable line info in CUDA device compilation to allow introspection when profiling / memchecking
 option(CUDA_ENABLE_LINEINFO "Enable the -lineinfo option for nvcc (useful for cuda-memcheck / profiler" OFF)
 # cudart can be statically linked or dynamically linked. The python ecosystem wants dynamic linking
-option(CUDA_STATIC_RUNTIME "Statically link the CUDA runtime" OFF)
+option(CUDA_STATIC_RUNTIME "Statically link the CUDA toolkit runtime and libraries" OFF)
 
 message(STATUS "CUSPATIAL: Build with NVTX support: ${USE_NVTX}")
 message(STATUS "CUSPATIAL: Configure CMake to build tests: ${BUILD_TESTS}")
 message(STATUS "CUSPATIAL: Configure CMake to build (google) benchmarks: ${BUILD_BENCHMARKS}")
 message(STATUS "CUSPATIAL: Build with per-thread default stream: ${PER_THREAD_DEFAULT_STREAM}")
 message(STATUS "CUSPATIAL: Disable warnings generated from deprecated declarations: ${DISABLE_DEPRECATION_WARNING}")
 message(STATUS "CUSPATIAL: Enable the -lineinfo option for nvcc (useful for cuda-memcheck / profiler: ${CUDA_ENABLE_LINEINFO}")
-message(STATUS "CUSPATIAL: Statically link the CUDA runtime: ${CUDA_STATIC_RUNTIME}")
+message(STATUS "CUSPATIAL: Statically link the CUDA toolkit runtime and libraries: ${CUDA_STATIC_RUNTIME}")
 
 # Set a default build type if none was specified
 rapids_cmake_build_type("Release")
@@ -76,6 +76,14 @@ rapids_cmake_support_conda_env(conda_env MODIFY_PREFIX_PATH)
 
 ###################################################################################################
 # - compiler options ------------------------------------------------------------------------------
+set(_ctk_static_suffix "")
+if(CUDA_STATIC_RUNTIME)
+  set(_ctk_static_suffix "_static")
+  # Control legacy FindCUDA.cmake behavior too
+  set(CUDA_USE_STATIC_CUDA_RUNTIME ON)
+endif()
+
+rapids_cuda_init_runtime(USE_STATIC ${CUDA_STATIC_RUNTIME})
 
 rapids_find_package(
   CUDAToolkit REQUIRED
@@ -185,7 +193,7 @@ endif()
 target_compile_definitions(cuspatial PUBLIC "SPDLOG_ACTIVE_LEVEL=SPDLOG_LEVEL_${RMM_LOGGING_LEVEL}")
 
 # Specify the target module library dependencies
-target_link_libraries(cuspatial PUBLIC GDAL::GDAL cudf::cudf CUDA::cusparse)
+target_link_libraries(cuspatial PUBLIC GDAL::GDAL cudf::cudf CUDA::cusparse${_ctk_static_suffix})
 
 add_library(cuspatial::cuspatial ALIAS cuspatial)