gtsam/cmake/HandleMetis.cmake

45 lines
1.6 KiB
CMake

###############################################################################
# Metis library
# For both system or bundle version, a cmake target "metis-gtsam-if" is defined (interface library)
# Dont try to use metis if GTSAM_SUPPORT_NESTED_DISSECTION is disabled:
if (NOT GTSAM_SUPPORT_NESTED_DISSECTION)
return()
endif()
option(GTSAM_USE_SYSTEM_METIS "Find and use system-installed libmetis. If 'off', use the one bundled with GTSAM" OFF)
if(GTSAM_USE_SYSTEM_METIS)
# Debian package: libmetis-dev
find_path(METIS_INCLUDE_DIR metis.h REQUIRED)
find_library(METIS_LIBRARY metis REQUIRED)
if(METIS_INCLUDE_DIR AND METIS_LIBRARY)
mark_as_advanced(METIS_INCLUDE_DIR)
mark_as_advanced(METIS_LIBRARY)
add_library(metis-gtsam-if INTERFACE)
target_include_directories(metis-gtsam-if BEFORE INTERFACE ${METIS_INCLUDE_DIR})
target_link_libraries(metis-gtsam-if INTERFACE ${METIS_LIBRARY})
endif()
else()
# Bundled version:
option(GTSAM_BUILD_METIS_EXECUTABLES "Build metis library executables" OFF)
add_subdirectory(${GTSAM_SOURCE_DIR}/gtsam/3rdparty/metis)
target_include_directories(metis-gtsam BEFORE PUBLIC
$<BUILD_INTERFACE:${GTSAM_SOURCE_DIR}/gtsam/3rdparty/metis/include>
$<BUILD_INTERFACE:${GTSAM_SOURCE_DIR}/gtsam/3rdparty/metis/libmetis>
$<BUILD_INTERFACE:${GTSAM_SOURCE_DIR}/gtsam/3rdparty/metis/GKlib>
$<INSTALL_INTERFACE:include/gtsam/3rdparty/metis/>
)
add_library(metis-gtsam-if INTERFACE)
target_link_libraries(metis-gtsam-if INTERFACE metis-gtsam)
endif()
list(APPEND GTSAM_EXPORTED_TARGETS metis-gtsam-if)
install(TARGETS metis-gtsam-if EXPORT GTSAM-exports ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})