Files
lammps/cmake/Modules/Packages/MSCG.cmake
2020-03-22 19:07:23 -06:00

49 lines
2.0 KiB
CMake

if(PKG_MSCG)
find_package(GSL REQUIRED)
find_package(MSCG QUIET)
if(MSGC_FOUND)
set(DOWNLOAD_MSCG_DEFAULT OFF)
else()
set(DOWNLOAD_MSCG_DEFAULT ON)
endif()
option(DOWNLOAD_MSCG "Download MSCG library instead of using an already installed one)" ${DOWNLOAD_MSCG_DEFAULT})
if(DOWNLOAD_MSCG)
include(ExternalProject)
if(NOT LAPACK_FOUND)
set(EXTRA_MSCG_OPTS "-DLAPACK_LIBRARIES=${CMAKE_CURRENT_BINARY_DIR}/liblinalg.a")
endif()
ExternalProject_Add(mscg_build
URL https://github.com/uchicago-voth/MSCG-release/archive/1.7.3.1.tar.gz
URL_MD5 8c45e269ee13f60b303edd7823866a91
SOURCE_SUBDIR src/CMake
CMAKE_ARGS ${CMAKE_REQUEST_PIC} ${EXTRA_MSCG_OPTS}
-DCMAKE_C_COMPILER=${CMAKE_C_COMPILER}
-DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
-DCMAKE_Fortran_COMPILER=${CMAKE_Fortran_COMPILER}
-DCMAKE_INSTALL_PREFIX=<INSTALL_DIR>
-DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
-DCMAKE_MAKE_PROGRAM=${CMAKE_MAKE_PROGRAM}
-DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
BUILD_COMMAND ${CMAKE_COMMAND} --build . --target mscg
INSTALL_COMMAND ""
BUILD_BYPRODUCTS <BINARY_DIR>/libmscg.a
)
ExternalProject_get_property(mscg_build BINARY_DIR)
set(MSCG_LIBRARIES ${BINARY_DIR}/libmscg.a)
ExternalProject_get_property(mscg_build SOURCE_DIR)
set(MSCG_INCLUDE_DIRS ${SOURCE_DIR}/src)
add_dependencies(lammps mscg_build)
if(NOT LAPACK_FOUND)
file(MAKE_DIRECTORY ${MSCG_INCLUDE_DIRS})
add_dependencies(mscg_build linalg)
endif()
else()
find_package(MSCG)
if(NOT MSCG_FOUND)
message(FATAL_ERROR "MSCG not found, help CMake to find it by setting MSCG_LIBRARY and MSCG_INCLUDE_DIRS, or set DOWNLOAD_MSCG=ON to download it")
endif()
endif()
target_link_libraries(lammps PRIVATE ${MSCG_LIBRARIES} GSL::gsl ${LAPACK_LIBRARIES})
include_directories(${MSCG_INCLUDE_DIRS})
endif()