Files
lammps/lib/kokkos/cmake/Modules/FindTPLCUDA.cmake
2024-12-13 09:23:03 -07:00

41 lines
1.2 KiB
CMake

if(NOT CUDAToolkit_ROOT)
if(NOT CUDA_ROOT)
set(CUDA_ROOT $ENV{CUDA_ROOT})
endif()
if(CUDA_ROOT)
set(CUDAToolkit_ROOT ${CUDA_ROOT})
endif()
endif()
if(KOKKOS_CXX_HOST_COMPILER_ID STREQUAL NVHPC AND CMAKE_VERSION VERSION_LESS "3.20.1")
message(FATAL_ERROR "Using NVHPC as host compiler requires at least CMake 3.20.1")
endif()
if(CMAKE_VERSION VERSION_GREATER_EQUAL "3.17.0")
find_package(CUDAToolkit REQUIRED)
kokkos_create_imported_tpl(CUDA INTERFACE LINK_LIBRARIES CUDA::cuda_driver CUDA::cudart)
kokkos_export_cmake_tpl(CUDAToolkit REQUIRED)
else()
include(${CMAKE_CURRENT_LIST_DIR}/CudaToolkit.cmake)
if(TARGET CUDA::cudart)
set(FOUND_CUDART TRUE)
kokkos_export_imported_tpl(CUDA::cudart)
else()
set(FOUND_CUDART FALSE)
endif()
if(TARGET CUDA::cuda_driver)
set(FOUND_CUDA_DRIVER TRUE)
kokkos_export_imported_tpl(CUDA::cuda_driver)
else()
set(FOUND_CUDA_DRIVER FALSE)
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(TPLCUDA ${DEFAULT_MSG} FOUND_CUDART FOUND_CUDA_DRIVER)
if(FOUND_CUDA_DRIVER AND FOUND_CUDART)
kokkos_create_imported_tpl(CUDA INTERFACE LINK_LIBRARIES CUDA::cuda_driver CUDA::cudart)
endif()
endif()