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augment cmake library search path to include the CUDA stubs library folder

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this will help configuring and compiling LAMMPS with CUDA support on
machines where there is no CUDA driver installed
This commit is contained in:
Axel Kohlmeyer
2022-03-10 21:17:58 -05:00
parent 079f7559ea
commit ca76ff360f
1 changed files with 9 additions and 1 deletions
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10
cmake/Modules/Packages/GPU.cmake
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@ -30,7 +30,15 @@ file(GLOB GPU_LIB_SOURCES ${LAMMPS_LIB_SOURCE_DIR}/gpu/[^.]*.cpp)
file(MAKE_DIRECTORY ${LAMMPS_LIB_BINARY_DIR}/gpu)
if(GPU_API STREQUAL "CUDA")
find_package(CUDA REQUIRED)
find_package(CUDA QUIET)
# augment search path for CUDA toolkit libraries to include the stub versions. Needed to find libcuda.so on machines without a CUDA driver installation
if(CUDA_FOUND)
set(CMAKE_LIBRARY_PATH "${CUDA_TOOLKIT_ROOT_DIR}/lib64/stubs;${CUDA_TOOLKIT_ROOT_DIR}/lib/stubs;${CUDA_TOOLKIT_ROOT_DIR}/lib64;${CUDA_TOOLKIT_ROOT_DIR}/lib;${CMAKE_LIBRARY_PATH}")
find_package(CUDA REQUIRED)
else()
message(FATAL_ERROR "CUDA Toolkit not found")
endif()
find_program(BIN2C bin2c)
if(NOT BIN2C)
message(FATAL_ERROR "Could not find bin2c, use -DBIN2C=/path/to/bin2c to help cmake finding it.")