| 1 | # Pastix requires METIS or METIS (partitioning and reordering tools)
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| 2 |
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| 3 | if (METIS_INCLUDES AND METIS_LIBRARIES)
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| 4 | set(METIS_FIND_QUIETLY TRUE)
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| 5 | endif (METIS_INCLUDES AND METIS_LIBRARIES)
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| 6 |
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| 7 | find_path(METIS_INCLUDES
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| 8 | NAMES
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| 9 | metis.h
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| 10 | PATHS
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| 11 | $ENV{METISDIR}
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| 12 | ${INCLUDE_INSTALL_DIR}
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| 13 | PATH_SUFFIXES
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| 14 | .
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| 15 | metis
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| 16 | include
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| 17 | )
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| 18 |
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| 19 | macro(_metis_check_version)
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| 20 | file(READ "${METIS_INCLUDES}/metis.h" _metis_version_header)
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| 21 |
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| 22 | string(REGEX MATCH "define[ \t]+METIS_VER_MAJOR[ \t]+([0-9]+)" _metis_major_version_match "${_metis_version_header}")
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| 23 | set(METIS_MAJOR_VERSION "${CMAKE_MATCH_1}")
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| 24 | string(REGEX MATCH "define[ \t]+METIS_VER_MINOR[ \t]+([0-9]+)" _metis_minor_version_match "${_metis_version_header}")
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| 25 | set(METIS_MINOR_VERSION "${CMAKE_MATCH_1}")
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| 26 | string(REGEX MATCH "define[ \t]+METIS_VER_SUBMINOR[ \t]+([0-9]+)" _metis_subminor_version_match "${_metis_version_header}")
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| 27 | set(METIS_SUBMINOR_VERSION "${CMAKE_MATCH_1}")
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| 28 | if(NOT METIS_MAJOR_VERSION)
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| 29 | message(STATUS "Could not determine Metis version. Assuming version 4.0.0")
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| 30 | set(METIS_VERSION 4.0.0)
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| 31 | else()
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| 32 | set(METIS_VERSION ${METIS_MAJOR_VERSION}.${METIS_MINOR_VERSION}.${METIS_SUBMINOR_VERSION})
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| 33 | endif()
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| 34 | if(${METIS_VERSION} VERSION_LESS ${Metis_FIND_VERSION})
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| 35 | set(METIS_VERSION_OK FALSE)
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| 36 | else()
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| 37 | set(METIS_VERSION_OK TRUE)
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| 38 | endif()
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| 39 |
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| 40 | if(NOT METIS_VERSION_OK)
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| 41 | message(STATUS "Metis version ${METIS_VERSION} found in ${METIS_INCLUDES}, "
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| 42 | "but at least version ${Metis_FIND_VERSION} is required")
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| 43 | endif(NOT METIS_VERSION_OK)
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| 44 | endmacro(_metis_check_version)
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| 45 |
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| 46 | if(METIS_INCLUDES AND Metis_FIND_VERSION)
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| 47 | _metis_check_version()
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| 48 | else()
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| 49 | set(METIS_VERSION_OK TRUE)
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| 50 | endif()
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| 51 |
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| 52 |
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| 53 | find_library(METIS_LIBRARIES metis PATHS $ENV{METISDIR} ${LIB_INSTALL_DIR} PATH_SUFFIXES lib)
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| 54 |
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| 55 | include(FindPackageHandleStandardArgs)
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| 56 | find_package_handle_standard_args(METIS DEFAULT_MSG
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| 57 | METIS_INCLUDES METIS_LIBRARIES METIS_VERSION_OK)
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| 58 |
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| 59 | mark_as_advanced(METIS_INCLUDES METIS_LIBRARIES)
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