mirror of https://github.com/lammps/lammps.git
54 lines
2.1 KiB
CMake
54 lines
2.1 KiB
CMake
find_package(VORO)
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if(VORO_FOUND)
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set(DOWNLOAD_VORO_DEFAULT OFF)
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else()
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set(DOWNLOAD_VORO_DEFAULT ON)
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endif()
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option(DOWNLOAD_VORO "Download and compile the Voro++ library instead of using an already installed one" ${DOWNLOAD_VORO_DEFAULT})
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if(DOWNLOAD_VORO)
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message(STATUS "Voro++ download requested - we will build our own")
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set(VORO_URL "${LAMMPS_THIRDPARTY_URL}/voro++-0.4.6.tar.gz" CACHE STRING "URL for Voro++ tarball")
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set(VORO_MD5 "2338b824c3b7b25590e18e8df5d68af9" CACHE STRING "MD5 checksum for Voro++ tarball")
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mark_as_advanced(VORO_URL)
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mark_as_advanced(VORO_MD5)
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include(ExternalProject)
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if(BUILD_SHARED_LIBS)
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set(VORO_BUILD_CFLAGS "${CMAKE_SHARED_LIBRARY_CXX_FLAGS} ${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_${BTYPE}}")
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else()
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set(VORO_BUILD_CFLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_${BTYPE}}")
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endif()
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if(APPLE)
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get_filename_component(VORO_CXX ${CMAKE_CXX_COMPILER} NAME_WE)
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set(VORO_BUILD_OPTIONS CXX=${VORO_CXX} CFLAGS=${VORO_BUILD_CFLAGS})
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else()
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set(VORO_BUILD_OPTIONS CXX=${CMAKE_CXX_COMPILER} CFLAGS=${VORO_BUILD_CFLAGS})
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endif()
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ExternalProject_Add(voro_build
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URL ${VORO_URL}
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URL_MD5 ${VORO_MD5}
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PATCH_COMMAND patch -b -p0 < ${LAMMPS_LIB_SOURCE_DIR}/voronoi/voro-make.patch
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CONFIGURE_COMMAND ""
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BUILD_COMMAND make ${VORO_BUILD_OPTIONS}
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BUILD_IN_SOURCE 1
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INSTALL_COMMAND ""
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BUILD_BYPRODUCTS <SOURCE_DIR>/src/libvoro++.a
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)
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ExternalProject_get_property(voro_build SOURCE_DIR)
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file(MAKE_DIRECTORY ${SOURCE_DIR}/src)
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add_library(LAMMPS::VORO UNKNOWN IMPORTED)
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set_target_properties(LAMMPS::VORO PROPERTIES
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IMPORTED_LOCATION "${SOURCE_DIR}/src/libvoro++.a"
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INTERFACE_INCLUDE_DIRECTORIES "${SOURCE_DIR}/src")
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target_link_libraries(lammps PRIVATE LAMMPS::VORO)
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add_dependencies(LAMMPS::VORO voro_build)
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else()
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find_package(VORO)
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if(NOT VORO_FOUND)
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message(FATAL_ERROR "Voro++ library not found. Help CMake to find it by setting VORO_LIBRARY and VORO_INCLUDE_DIR, or set DOWNLOAD_VORO=ON to download it")
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endif()
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target_link_libraries(lammps PRIVATE VORO::VORO)
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endif()
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