38edf20d08
- Handle the MPI support as an External project. - Also we can enable a few more packages now, that depend on MPI - Improved dependency tracking for parallel builds - cross compiler build can now also work with ninja
24 lines
994 B
CMake
24 lines
994 B
CMake
# Download and configure custom MPICH files for Windows
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message(STATUS "Downloading and configuring MPICH-1.4.1 for Windows")
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include(ExternalProject)
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if (CMAKE_SYSTEM_PROCESSOR STREQUAL "x86_64")
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ExternalProject_Add(mpi4win_build
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URL https://download.lammps.org/thirdparty/mpich2-win64-devel.tar.gz
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URL_MD5 4939fdb59d13182fd5dd65211e469f14
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CONFIGURE_COMMAND "" BUILD_COMMAND "" INSTALL_COMMAND ""
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BUILD_BYPRODUCTS <SOURCE_DIR>/lib/libmpi.a)
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else()
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ExternalProject_Add(mpi4win_build
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URL https://download.lammps.org/thirdparty/mpich2-win32-devel.tar.gz
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URL_MD5 a61d153500dce44e21b755ee7257e031
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CONFIGURE_COMMAND "" BUILD_COMMAND "" INSTALL_COMMAND ""
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BUILD_BYPRODUCTS <SOURCE_DIR>/lib/libmpi.a)
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endif()
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ExternalProject_get_property(mpi4win_build SOURCE_DIR)
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add_definitions(-DMPICH_SKIP_MPICXX)
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include_directories("${SOURCE_DIR}/include")
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set(MPI4WIN_LIBRARIES "${SOURCE_DIR}/lib/libmpi.a")
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list(APPEND LAMMPS_DEPS mpi4win_build)
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set(LAMMPS_USE_MPI4WIN ON)
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