2021-10-01 16:46:03 -05:00
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# ------------------------------------------------------------------------------#
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#
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# Finds headers for MPI
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#
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# ------------------------------------------------------------------------------#
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include(FindPackageHandleStandardArgs)
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find_path(
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MPI_HEADERS_INCLUDE_DIR
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NAMES mpi.h
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2022-02-08 17:42:17 -06:00
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PATH_SUFFIXES include/openmpi openmpi include include/mpich mpich
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2021-10-01 16:46:03 -05:00
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HINTS ${MPI_ROOT_DIR}
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PATHS ${MPI_ROOT_DIR})
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if(NOT MPI_HEADERS_INCLUDE_DIR)
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find_package(MPI QUIET)
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if(MPI_C_INCLUDE_DIRS)
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set(MPI_HEADERS_INCLUDE_DIR
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${MPI_C_INCLUDE_DIRS}
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CACHE PATH "Include directory for MPI" FORCE)
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elseif(MPI_CXX_INCLUDE_DIRS)
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set(MPI_HEADERS_INCLUDE_DIR
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${MPI_CXX_INCLUDE_DIRS}
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CACHE PATH "Include directory for MPI" FORCE)
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endif()
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endif()
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if(MPI_HEADERS_INCLUDE_DIR)
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set(MPI_HEADERS_INCLUDE_DIRS ${MPI_HEADERS_INCLUDE_DIR})
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endif()
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mark_as_advanced(MPI_HEADERS_INCLUDE_DIR)
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find_package_handle_standard_args(MPI-Headers REQUIRED_VARS MPI_HEADERS_INCLUDE_DIR)
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if(MPI-Headers_FOUND)
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add_library(MPI::MPI_HEADERS IMPORTED INTERFACE)
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target_include_directories(
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MPI::MPI_HEADERS INTERFACE $<$<COMPILE_LANGUAGE:C>:${MPI_HEADERS_INCLUDE_DIR}>
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$<$<COMPILE_LANGUAGE:CXX>:${MPI_HEADERS_INCLUDE_DIR}>)
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endif()
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