diff options
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 378 |
1 files changed, 378 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt new file mode 100644 index 000000000..3ba310a27 --- /dev/null +++ b/CMakeLists.txt @@ -0,0 +1,378 @@ +project(Eigen) + +cmake_minimum_required(VERSION 2.6.2) + +# guard against in-source builds + +if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_BINARY_DIR}) + message(FATAL_ERROR "In-source builds not allowed. Please make a new directory (called a build directory) and run CMake from there. You may need to remove CMakeCache.txt. ") +endif() + +# guard against bad build-type strings + +if (NOT CMAKE_BUILD_TYPE) + set(CMAKE_BUILD_TYPE "Release") +endif() + +string(TOLOWER "${CMAKE_BUILD_TYPE}" cmake_build_type_tolower) +if( NOT cmake_build_type_tolower STREQUAL "debug" + AND NOT cmake_build_type_tolower STREQUAL "release" + AND NOT cmake_build_type_tolower STREQUAL "relwithdebinfo") + message(FATAL_ERROR "Unknown build type \"${CMAKE_BUILD_TYPE}\". Allowed values are Debug, Release, RelWithDebInfo (case-insensitive).") +endif() + + +############################################################################# +# retrieve version infomation # +############################################################################# + +# automatically parse the version number +file(READ "${PROJECT_SOURCE_DIR}/Eigen/src/Core/util/Macros.h" _eigen_version_header) +string(REGEX MATCH "define[ \t]+EIGEN_WORLD_VERSION[ \t]+([0-9]+)" _eigen_world_version_match "${_eigen_version_header}") +set(EIGEN_WORLD_VERSION "${CMAKE_MATCH_1}") +string(REGEX MATCH "define[ \t]+EIGEN_MAJOR_VERSION[ \t]+([0-9]+)" _eigen_major_version_match "${_eigen_version_header}") +set(EIGEN_MAJOR_VERSION "${CMAKE_MATCH_1}") +string(REGEX MATCH "define[ \t]+EIGEN_MINOR_VERSION[ \t]+([0-9]+)" _eigen_minor_version_match "${_eigen_version_header}") +set(EIGEN_MINOR_VERSION "${CMAKE_MATCH_1}") +set(EIGEN_VERSION_NUMBER ${EIGEN_WORLD_VERSION}.${EIGEN_MAJOR_VERSION}.${EIGEN_MINOR_VERSION}) + +# if the mercurial program is absent, this will leave the EIGEN_HG_CHANGESET string empty, +# but won't stop CMake. +execute_process(COMMAND hg tip -R ${CMAKE_SOURCE_DIR} OUTPUT_VARIABLE EIGEN_HGTIP_OUTPUT) +execute_process(COMMAND hg branch -R ${CMAKE_SOURCE_DIR} OUTPUT_VARIABLE EIGEN_BRANCH_OUTPUT) + +# if this is the default (aka development) branch, extract the mercurial changeset number from the hg tip output... +if(EIGEN_BRANCH_OUTPUT MATCHES "default") +string(REGEX MATCH "^changeset: *[0-9]*:([0-9;a-f]+).*" EIGEN_HG_CHANGESET_MATCH "${EIGEN_HGTIP_OUTPUT}") +set(EIGEN_HG_CHANGESET "${CMAKE_MATCH_1}") +endif(EIGEN_BRANCH_OUTPUT MATCHES "default") +#...and show it next to the version number +if(EIGEN_HG_CHANGESET) + set(EIGEN_VERSION "${EIGEN_VERSION_NUMBER} (mercurial changeset ${EIGEN_HG_CHANGESET})") +else(EIGEN_HG_CHANGESET) + set(EIGEN_VERSION "${EIGEN_VERSION_NUMBER}") +endif(EIGEN_HG_CHANGESET) + + +include(CheckCXXCompilerFlag) + +set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake) + +############################################################################# +# find how to link to the standard libraries # +############################################################################# + +find_package(StandardMathLibrary) + + +set(EIGEN_TEST_CUSTOM_LINKER_FLAGS "" CACHE STRING "Additional linker flags when linking unit tests.") +set(EIGEN_TEST_CUSTOM_CXX_FLAGS "" CACHE STRING "Additional compiler flags when compiling unit tests.") + +set(EIGEN_STANDARD_LIBRARIES_TO_LINK_TO "") + +if(NOT STANDARD_MATH_LIBRARY_FOUND) + + message(FATAL_ERROR + "Can't link to the standard math library. Please report to the Eigen developers, telling them about your platform.") + +else() + + if(EIGEN_STANDARD_LIBRARIES_TO_LINK_TO) + set(EIGEN_STANDARD_LIBRARIES_TO_LINK_TO "${EIGEN_STANDARD_LIBRARIES_TO_LINK_TO} ${STANDARD_MATH_LIBRARY}") + else() + set(EIGEN_STANDARD_LIBRARIES_TO_LINK_TO "${STANDARD_MATH_LIBRARY}") + endif() + +endif() + +if(EIGEN_STANDARD_LIBRARIES_TO_LINK_TO) + message(STATUS "Standard libraries to link to explicitly: ${EIGEN_STANDARD_LIBRARIES_TO_LINK_TO}") +else() + message(STATUS "Standard libraries to link to explicitly: none") +endif() + +option(EIGEN_BUILD_BTL "Build benchmark suite" OFF) +if(NOT WIN32) + option(EIGEN_BUILD_PKGCONFIG "Build pkg-config .pc file for Eigen" ON) +endif(NOT WIN32) + +set(CMAKE_INCLUDE_CURRENT_DIR ON) + +option(EIGEN_SPLIT_LARGE_TESTS "Split large tests into smaller executables" ON) + +option(EIGEN_DEFAULT_TO_ROW_MAJOR "Use row-major as default matrix storage order" OFF) +if(EIGEN_DEFAULT_TO_ROW_MAJOR) + add_definitions("-DEIGEN_DEFAULT_TO_ROW_MAJOR") +endif() + +add_definitions("-DEIGEN_PERMANENTLY_DISABLE_STUPID_WARNINGS") + +set(EIGEN_TEST_MAX_SIZE "320" CACHE STRING "Maximal matrix/vector size, default is 320") + +if(CMAKE_COMPILER_IS_GNUCXX) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wnon-virtual-dtor -Wno-long-long -ansi -Wundef -Wcast-align -Wchar-subscripts -Wall -W -Wpointer-arith -Wwrite-strings -Wformat-security -fexceptions -fno-check-new -fno-common -fstrict-aliasing") + set(CMAKE_CXX_FLAGS_DEBUG "-g3") + set(CMAKE_CXX_FLAGS_RELEASE "-g0 -O2") + + check_cxx_compiler_flag("-Wno-variadic-macros" COMPILER_SUPPORT_WNOVARIADICMACRO) + if(COMPILER_SUPPORT_WNOVARIADICMACRO) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-variadic-macros") + endif() + + check_cxx_compiler_flag("-Wextra" COMPILER_SUPPORT_WEXTRA) + if(COMPILER_SUPPORT_WEXTRA) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wextra") + endif() + + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pedantic") + + option(EIGEN_TEST_SSE2 "Enable/Disable SSE2 in tests/examples" OFF) + if(EIGEN_TEST_SSE2) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse2") + message(STATUS "Enabling SSE2 in tests/examples") + endif() + + option(EIGEN_TEST_SSE3 "Enable/Disable SSE3 in tests/examples" OFF) + if(EIGEN_TEST_SSE3) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse3") + message(STATUS "Enabling SSE3 in tests/examples") + endif() + + option(EIGEN_TEST_SSSE3 "Enable/Disable SSSE3 in tests/examples" OFF) + if(EIGEN_TEST_SSSE3) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mssse3") + message(STATUS "Enabling SSSE3 in tests/examples") + endif() + + option(EIGEN_TEST_SSE4_1 "Enable/Disable SSE4.1 in tests/examples" OFF) + if(EIGEN_TEST_SSE4_1) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse4.1") + message(STATUS "Enabling SSE4.1 in tests/examples") + endif() + + option(EIGEN_TEST_SSE4_2 "Enable/Disable SSE4.2 in tests/examples" OFF) + if(EIGEN_TEST_SSE4_2) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse4.2") + message(STATUS "Enabling SSE4.2 in tests/examples") + endif() + + option(EIGEN_TEST_ALTIVEC "Enable/Disable AltiVec in tests/examples" OFF) + if(EIGEN_TEST_ALTIVEC) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -maltivec -mabi=altivec") + message(STATUS "Enabling AltiVec in tests/examples") + endif() + + option(EIGEN_TEST_NEON "Enable/Disable Neon in tests/examples" OFF) + if(EIGEN_TEST_NEON) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mfpu=neon -mcpu=cortex-a8") + message(STATUS "Enabling NEON in tests/examples") + endif() + + check_cxx_compiler_flag("-fopenmp" COMPILER_SUPPORT_OPENMP) + if(COMPILER_SUPPORT_OPENMP) + option(EIGEN_TEST_OPENMP "Enable/Disable OpenMP in tests/examples" OFF) + if(EIGEN_TEST_OPENMP) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fopenmp") + message(STATUS "Enabling OpenMP in tests/examples") + endif() + endif() + +endif(CMAKE_COMPILER_IS_GNUCXX) + +if(MSVC) + # C4127 - conditional expression is constant + # C4714 - marked as __forceinline not inlined (I failed to deactivate it selectively) + # We can disable this warning in the unit tests since it is clear that it occurs + # because we are oftentimes returning objects that have a destructor or may + # throw exceptions - in particular in the unit tests we are throwing extra many + # exceptions to cover indexing errors. + # C4505 - unreferenced local function has been removed (impossible to deactive selectively) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /EHsc /wd4127 /wd4505 /wd4714") + + # replace all /Wx by /W4 + string(REGEX REPLACE "/W[0-9]" "/W4" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}") + + check_cxx_compiler_flag("/openmp" COMPILER_SUPPORT_OPENMP) + if(COMPILER_SUPPORT_OPENMP) + option(EIGEN_TEST_OPENMP "Enable/Disable OpenMP in tests/examples" OFF) + if(EIGEN_TEST_OPENMP) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /openmp") + message(STATUS "Enabling OpenMP in tests/examples") + endif() + endif() + + option(EIGEN_TEST_SSE2 "Enable/Disable SSE2 in tests/examples" OFF) + if(EIGEN_TEST_SSE2) + if(NOT CMAKE_CL_64) + # arch is not supported on 64 bit systems, SSE is enabled automatically. + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /arch:SSE2") + endif(NOT CMAKE_CL_64) + message(STATUS "Enabling SSE2 in tests/examples") + endif(EIGEN_TEST_SSE2) +endif(MSVC) + +option(EIGEN_TEST_NO_EXPLICIT_VECTORIZATION "Disable explicit vectorization in tests/examples" OFF) +option(EIGEN_TEST_X87 "Force using X87 instructions. Implies no vectorization." OFF) +option(EIGEN_TEST_32BIT "Force generating 32bit code." OFF) + +if(EIGEN_TEST_X87) + set(EIGEN_TEST_NO_EXPLICIT_VECTORIZATION ON) + if(CMAKE_COMPILER_IS_GNUCXX) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mfpmath=387") + message(STATUS "Forcing use of x87 instructions in tests/examples") + else() + message(STATUS "EIGEN_TEST_X87 ignored on your compiler") + endif() +endif() + +if(EIGEN_TEST_32BIT) + if(CMAKE_COMPILER_IS_GNUCXX) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -m32") + message(STATUS "Forcing generation of 32-bit code in tests/examples") + else() + message(STATUS "EIGEN_TEST_32BIT ignored on your compiler") + endif() +endif() + +if(EIGEN_TEST_NO_EXPLICIT_VECTORIZATION) + add_definitions(-DEIGEN_DONT_VECTORIZE=1) + message(STATUS "Disabling vectorization in tests/examples") +endif() + +option(EIGEN_TEST_NO_EXPLICIT_ALIGNMENT "Disable explicit alignment (hence vectorization) in tests/examples" OFF) +if(EIGEN_TEST_NO_EXPLICIT_ALIGNMENT) + add_definitions(-DEIGEN_DONT_ALIGN=1) + message(STATUS "Disabling alignment in tests/examples") +endif() + +option(EIGEN_TEST_C++0x "Enables all C++0x features." OFF) + +include_directories(${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR}) + +# the user modifiable install path for header files +set(EIGEN_INCLUDE_INSTALL_DIR ${EIGEN_INCLUDE_INSTALL_DIR} CACHE PATH "The directory where we install the header files (optional)") + +# set the internal install path for header files which depends on wether the user modifiable +# EIGEN_INCLUDE_INSTALL_DIR has been set by the user or not. +if(EIGEN_INCLUDE_INSTALL_DIR) + set(INCLUDE_INSTALL_DIR + ${EIGEN_INCLUDE_INSTALL_DIR} + CACHE INTERNAL + "The directory where we install the header files (internal)" + ) +else() + set(INCLUDE_INSTALL_DIR + "${CMAKE_INSTALL_PREFIX}/include/eigen3" + CACHE INTERNAL + "The directory where we install the header files (internal)" + ) +endif() + +# similar to set_target_properties but append the property instead of overwriting it +macro(ei_add_target_property target prop value) + + get_target_property(previous ${target} ${prop}) + # if the property wasn't previously set, ${previous} is now "previous-NOTFOUND" which cmake allows catching with plain if() + if(NOT previous) + set(previous "") + endif(NOT previous) + set_target_properties(${target} PROPERTIES ${prop} "${previous} ${value}") +endmacro(ei_add_target_property) + +install(FILES + signature_of_eigen3_matrix_library + DESTINATION ${INCLUDE_INSTALL_DIR} COMPONENT Devel + ) + +if(EIGEN_BUILD_PKGCONFIG) + SET(path_separator ":") + STRING(REPLACE ${path_separator} ";" pkg_config_libdir_search "$ENV{PKG_CONFIG_LIBDIR}") + message(STATUS "searching for 'pkgconfig' directory in PKG_CONFIG_LIBDIR ( $ENV{PKG_CONFIG_LIBDIR} ), ${CMAKE_INSTALL_PREFIX}/share, and ${CMAKE_INSTALL_PREFIX}/lib") + FIND_PATH(pkg_config_libdir pkgconfig ${pkg_config_libdir_search} ${CMAKE_INSTALL_PREFIX}/share ${CMAKE_INSTALL_PREFIX}/lib ${pkg_config_libdir_search}) + if(pkg_config_libdir) + SET(pkg_config_install_dir ${pkg_config_libdir}) + message(STATUS "found ${pkg_config_libdir}/pkgconfig" ) + else(pkg_config_libdir) + SET(pkg_config_install_dir ${CMAKE_INSTALL_PREFIX}/share) + message(STATUS "pkgconfig not found; installing in ${pkg_config_install_dir}" ) + endif(pkg_config_libdir) + + configure_file(eigen3.pc.in eigen3.pc) + install(FILES ${CMAKE_CURRENT_BINARY_DIR}/eigen3.pc + DESTINATION ${pkg_config_install_dir}/pkgconfig + ) +endif(EIGEN_BUILD_PKGCONFIG) + +add_subdirectory(Eigen) + +add_subdirectory(doc EXCLUDE_FROM_ALL) + +include(EigenConfigureTesting) +# fixme, not sure this line is still needed: +enable_testing() # must be called from the root CMakeLists, see man page + + +if(EIGEN_LEAVE_TEST_IN_ALL_TARGET) + add_subdirectory(test) # can't do EXCLUDE_FROM_ALL here, breaks CTest +else() + add_subdirectory(test EXCLUDE_FROM_ALL) +endif() + +if(EIGEN_LEAVE_TEST_IN_ALL_TARGET) + add_subdirectory(blas) + add_subdirectory(lapack) +else() + add_subdirectory(blas EXCLUDE_FROM_ALL) + add_subdirectory(lapack EXCLUDE_FROM_ALL) +endif() + +add_subdirectory(unsupported) + +add_subdirectory(demos EXCLUDE_FROM_ALL) + +# must be after test and unsupported, for configuring buildtests.in +add_subdirectory(scripts EXCLUDE_FROM_ALL) + +# TODO: consider also replacing EIGEN_BUILD_BTL by a custom target "make btl"? +if(EIGEN_BUILD_BTL) + add_subdirectory(bench/btl EXCLUDE_FROM_ALL) +endif(EIGEN_BUILD_BTL) + +if(NOT WIN32) + add_subdirectory(bench/spbench EXCLUDE_FROM_ALL) +endif(NOT WIN32) + +ei_testing_print_summary() + +message(STATUS "") +message(STATUS "Configured Eigen ${EIGEN_VERSION_NUMBER}") +message(STATUS "") + +option(EIGEN_FAILTEST "Enable failtests." OFF) +if(EIGEN_FAILTEST) + add_subdirectory(failtest) +endif() + +string(TOLOWER "${CMAKE_GENERATOR}" cmake_generator_tolower) +if(cmake_generator_tolower MATCHES "makefile") + message(STATUS "Some things you can do now:") + message(STATUS "--------------+--------------------------------------------------------------") + message(STATUS "Command | Description") + message(STATUS "--------------+--------------------------------------------------------------") + message(STATUS "make install | Install to ${CMAKE_INSTALL_PREFIX}. To change that:") + message(STATUS " | cmake . -DCMAKE_INSTALL_PREFIX=yourpath") + message(STATUS " | Eigen headers will then be installed to:") + message(STATUS " | ${INCLUDE_INSTALL_DIR}") + message(STATUS " | To install Eigen headers to a separate location, do:") + message(STATUS " | cmake . -DEIGEN_INCLUDE_INSTALL_DIR=yourpath") + message(STATUS "make doc | Generate the API documentation, requires Doxygen & LaTeX") + message(STATUS "make check | Build and run the unit-tests. Read this page:") + message(STATUS " | http://eigen.tuxfamily.org/index.php?title=Tests") + message(STATUS "make blas | Build BLAS library (not the same thing as Eigen)") + message(STATUS "--------------+--------------------------------------------------------------") +else() + message(STATUS "To build/run the unit tests, read this page:") + message(STATUS " http://eigen.tuxfamily.org/index.php?title=Tests") +endif() + +message(STATUS "") |