cmake_minimum_required(VERSION 2.8.10)
project(LAPACK Fortran)
set(LAPACK_VERSION 3.5.0)
# Configure the warning and code coverage suppression file
configure_file(
"${LAPACK_SOURCE_DIR}/CTestCustom.cmake.in"
"${LAPACK_BINARY_DIR}/CTestCustom.cmake"
COPYONLY
)
# Add the CMake directory for custon CMake modules
set(CMAKE_MODULE_PATH "${LAPACK_SOURCE_DIR}/CMAKE" ${CMAKE_MODULE_PATH})
if (UNIX)
if ( "${CMAKE_Fortran_COMPILER}" MATCHES "ifort" )
set( CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -fltconsistency -fp_port" )
endif ()
if ( "${CMAKE_Fortran_COMPILER}" MATCHES "xlf" )
set( CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -qnosave -qstrict=none" )
endif ()
# Delete libmtsk in linking sequence for Sun/Oracle Fortran Compiler.
# This library is not present in the Sun package SolarisStudio12.3-linux-x86-bin
STRING(REPLACE \;mtsk\; \; CMAKE_Fortran_IMPLICIT_LINK_LIBRARIES "${CMAKE_Fortran_IMPLICIT_LINK_LIBRARIES}")
endif ()
# Get Python
find_package(PythonInterp)
message(STATUS "Looking for Python found - ${PYTHONINTERP_FOUND}")
if (PYTHONINTERP_FOUND)
message(STATUS "Using Python version ${PYTHON_VERSION_STRING}")
endif()
# --------------------------------------------------
set(LAPACK_INSTALL_EXPORT_NAME lapack-targets)
macro(lapack_install_library lib)
install(TARGETS ${lib}
EXPORT ${LAPACK_INSTALL_EXPORT_NAME}
ARCHIVE DESTINATION lib${LIB_SUFFIX}
LIBRARY DESTINATION lib${LIB_SUFFIX}
RUNTIME DESTINATION bin
)
endmacro()
# --------------------------------------------------
# Testing
enable_testing()
include(CTest)
enable_testing()
# --------------------------------------------------
# Organize output files. On Windows this also keeps .dll files next
# to the .exe files that need them, making tests easy to run.
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LAPACK_BINARY_DIR}/bin)
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LAPACK_BINARY_DIR}/lib)
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LAPACK_BINARY_DIR}/lib)
# --------------------------------------------------
# Check for any necessary platform specific compiler flags
include( CheckLAPACKCompilerFlags )
CheckLAPACKCompilerFlags()
# --------------------------------------------------
# Check second function
include(CheckTimeFunction)
set(TIME_FUNC NONE ${TIME_FUNC})
CHECK_TIME_FUNCTION(NONE TIME_FUNC)
CHECK_TIME_FUNCTION(INT_CPU_TIME TIME_FUNC)
CHECK_TIME_FUNCTION(EXT_ETIME TIME_FUNC)
CHECK_TIME_FUNCTION(EXT_ETIME_ TIME_FUNC)
CHECK_TIME_FUNCTION(INT_ETIME TIME_FUNC)
message(STATUS "--> Will use second_${TIME_FUNC}.f and dsecnd_${TIME_FUNC}.f as timing function.")
set(SECOND_SRC ${LAPACK_SOURCE_DIR}/INSTALL/second_${TIME_FUNC}.f)
set(DSECOND_SRC ${LAPACK_SOURCE_DIR}/INSTALL/dsecnd_${TIME_FUNC}.f)
set(prefix ${CMAKE_INSTALL_PREFIX})
set(libdir ${CMAKE_INSTALL_PREFIX}/lib${LIB_SUFFIX})
set(PKG_CONFIG_DIR ${libdir}/pkgconfig)
# --------------------------------------------------
# Precision to build
# By default all precisions are generated
# --------------------------------------------------
# Subdirectories that need to be processed
option(USE_OPTIMIZED_BLAS "Whether or not to use an optimized BLAS library instead of included netlib BLAS" OFF)
# Check the usage of the user provided BLAS libraries
if(BLAS_LIBRARIES)
include(CheckFortranFunctionExists)
set(CMAKE_REQUIRED_LIBRARIES ${BLAS_LIBRARIES})
CHECK_FORTRAN_FUNCTION_EXISTS("dgemm" BLAS_FOUND)
unset( CMAKE_REQUIRED_LIBRARIES )
if(BLAS_FOUND)
message(STATUS "--> BLAS supplied by user is WORKING, will use ${BLAS_LIBRARIES}.")
else(BLAS_FOUND)
message(ERROR "--> BLAS supplied by user is not WORKING, CANNOT USE ${BLAS_LIBRARIES}.")
message(ERROR "--> Will use REFERENCE BLAS (by default)")
message(ERROR "--> Or Correct your BLAS_LIBRARIES entry ")
message(ERROR "--> Or Consider checking USE_OPTIMIZED_BLAS")
endif(BLAS_FOUND)
# User did not provide a BLAS Library but specified to search for one
elseif( USE_OPTIMIZED_BLAS )
find_package( BLAS )
endif (BLAS_LIBRARIES)
# Neither user specified or optimized BLAS libraries can be used
if(NOT BLAS_FOUND)
message(STATUS "Using supplied NETLIB BLAS implementation")
add_subdirectory(BLAS)
set( BLAS_LIBRARIES blas )
else()
set( CMAKE_EXE_LINKER_FLAGS
"${CMAKE_EXE_LINKER_FLAGS} ${BLAS_LINKER_FLAGS}"
CACHE STRING "Linker flags for executables" FORCE)
set( CMAKE_MODULE_LINKER_FLAGS
"${CMAKE_MODULE_LINKER_FLAGS} ${BLAS_LINKER_FLAGS}"
CACHE STRING "Linker flags for modules" FORCE)
set( CMAKE_SHARED_LINKER_FLAGS
"${CMAKE_SHARED_LINKER_FLAGS} ${BLAS_LINKER_FLAGS}"
CACHE STRING "Linker flags for shared libs" FORCE)
endif( NOT BLAS_FOUND )
# --------------------------------------------------
# CBLAS
option(CBLAS "Build CBLAS" OFF)
if(CBLAS)
add_subdirectory(CBLAS)
endif(CBLAS)
# --------------------------------------------------
# XBLAS
option(USE_XBLAS "Build extended precision (needs XBLAS)" OFF)
if (USE_XBLAS)
find_library(XBLAS_LIBRARY NAMES xblas)
endif(USE_XBLAS)
option(USE_OPTIMIZED_LAPACK "Whether or not to use an optimized LAPACK library instead of included netlib LAPACK" OFF)
# --------------------------------------------------
# LAPACK
# User did not provide a LAPACK Library but specified to search for one
if( USE_OPTIMIZED_LAPACK )
find_package( LAPACK )
endif (USE_OPTIMIZED_LAPACK)
# Check the usage of the user provided or automatically found LAPACK libraries
if(LAPACK_LIBRARIES)
include(CheckFortranFunctionExists)
set(CMAKE_REQUIRED_LIBRARIES ${LAPACK_LIBRARIES})
# Check if new routine of 3.4.0 is in LAPACK_LIBRARIES
CHECK_FORTRAN_FUNCTION_EXISTS("dgeqrt" LATESTLAPACK_FOUND)
unset( CMAKE_REQUIRED_LIBRARIES )
if(LATESTLAPACK_FOUND)
message(STATUS "--> LAPACK supplied by user is WORKING, will use ${LAPACK_LIBRARIES}.")
else(LAPACK_FOUND)
message(ERROR "--> LAPACK supplied by user is not WORKING or is older than LAPACK 3.4.0, CANNOT USE ${LAPACK_LIBRARIES}.")
message(ERROR "--> Will use REFERENCE LAPACK (by default)")
message(ERROR "--> Or Correct your LAPACK_LIBRARIES entry ")
message(ERROR "--> Or Consider checking USE_OPTIMIZED_LAPACK")
endif(LATESTLAPACK_FOUND)
endif (LAPACK_LIBRARIES)
# Neither user specified or optimized LAPACK libraries can be used
if(NOT LATESTLAPACK_FOUND)
message(STATUS "Using supplied NETLIB LAPACK implementation")
set( LAPACK_LIBRARIES lapack )
option(BUILD_SINGLE "Build LAPACK Single Precision" ON)
option(BUILD_DOUBLE "Build LAPACK Double Precision" ON)
option(BUILD_COMPLEX "Build LAPACK Complex Precision" ON)
option(BUILD_COMPLEX16 "Build LAPACK Double Complex Precision" ON)
add_subdirectory(SRC)
else()
set( CMAKE_EXE_LINKER_FLAGS
"${CMAKE_EXE_LINKER_FLAGS} ${LAPACK_LINKER_FLAGS}"
CACHE STRING "Linker flags for executables" FORCE)
set( CMAKE_MODULE_LINKER_FLAGS
"${CMAKE_MODULE_LINKER_FLAGS} ${LAPACK_LINKER_FLAGS}"
CACHE STRING "Linker flags for modules" FORCE)
set( CMAKE_SHARED_LINKER_FLAGS
"${CMAKE_SHARED_LINKER_FLAGS} ${LAPACK_LINKER_FLAGS}"
CACHE STRING "Linker flags for shared libs" FORCE)
endif( NOT LATESTLAPACK_FOUND )
message(STATUS "BUILD TESTING : ${BUILD_TESTING}" )
if(BUILD_TESTING)
add_subdirectory(TESTING)
endif(BUILD_TESTING)
# --------------------------------------------------
# LAPACKE
option(LAPACKE "Build LAPACKE" OFF)
# LAPACKE has also the interface to some routines from tmglib,
# if LAPACKE_WITH_TMG is selected, we need to add those routines to LAPACKE
option(LAPACKE_WITH_TMG "Build LAPACKE with tmglib routines" OFF)
if (LAPACKE_WITH_TMG)
set(LAPACKE ON)
if(NOT BUILD_TESTING)
add_subdirectory(TESTING/MATGEN)
endif(NOT BUILD_TESTING)
endif(LAPACKE_WITH_TMG)
if(LAPACKE)
add_subdirectory(LAPACKE)
endif(LAPACKE)
# --------------------------------------------------
# CPACK Packaging
SET(CPACK_PACKAGE_NAME "LAPACK")
SET(CPACK_PACKAGE_VENDOR "University of Tennessee, Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd")
SET(CPACK_PACKAGE_DESCRIPTION_SUMMARY "LAPACK- Linear Algebra Package")
set(CPACK_PACKAGE_VERSION_MAJOR 3)
set(CPACK_PACKAGE_VERSION_MINOR 5)
set(CPACK_PACKAGE_VERSION_PATCH 0)
set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/LICENSE")
SET(CPACK_PACKAGE_INSTALL_DIRECTORY "LAPACK")
IF(WIN32 AND NOT UNIX)
# There is a bug in NSI that does not handle full unix paths properly. Make
# sure there is at least one set of four (4) backlasshes.
SET(CPACK_NSIS_HELP_LINK "http:\\\\\\\\http://icl.cs.utk.edu/lapack-forum")
SET(CPACK_NSIS_URL_INFO_ABOUT "http:\\\\\\\\www.netlib.org/lapack")
SET(CPACK_NSIS_CONTACT "lapack@eecs.utk.edu")
SET(CPACK_NSIS_MODIFY_PATH ON)
SET(CPACK_NSIS_DISPLAY_NAME "LAPACK-${LAPACK_VERSION}")
set(CPACK_PACKAGE_RELOCATABLE "true")
ELSE(WIN32 AND NOT UNIX)
SET(CPACK_GENERATOR "TGZ")
SET(CPACK_SOURCE_GENERATOR TGZ)
SET(CPACK_SOURCE_PACKAGE_FILE_NAME "lapack-${LAPACK_VERSION}" )
SET(CPACK_SOURCE_IGNORE_FILES ~$ .svn ${CPACK_SOURCE_IGNORE_FILES} )
ENDIF(WIN32 AND NOT UNIX)
INCLUDE(CPack)
# --------------------------------------------------
# By default static library
OPTION(BUILD_SHARED_LIBS "Build shared libraries" OFF )
OPTION(BUILD_STATIC_LIBS "Build static libraries" ON )
#OPTION(BUILD_SHARED_LIBS "Build shared libraries" ON )
if(NOT BLAS_FOUND)
set(ALL_TARGETS ${ALL_TARGETS} blas)
endif(NOT BLAS_FOUND)
if(NOT LATESTLAPACK_FOUND)
set(ALL_TARGETS ${ALL_TARGETS} lapack)
endif(NOT LATESTLAPACK_FOUND)
if(BUILD_TESTING OR LAPACKE_WITH_TMG)
set(ALL_TARGETS ${ALL_TARGETS} tmglib)
endif(BUILD_TESTING OR LAPACKE_WITH_TMG)
# Export lapack targets, not including lapacke, from the
# install tree, if any.
set(_lapack_config_install_guard_target "")
if(ALL_TARGETS)
install(EXPORT lapack-targets
DESTINATION lib/cmake/lapack-${LAPACK_VERSION})
# Choose one of the lapack targets to use as a guard for
# lapack-config.cmake to load targets from the install tree.
list(GET ALL_TARGETS 0 _lapack_config_install_guard_target)
endif()
# Include cblas in targets exported from the build tree.
if(CBLAS)
set(ALL_TARGETS ${ALL_TARGETS} cblas)
endif(CBLAS)
# Include lapacke in targets exported from the build tree.
if(LAPACKE)
set(ALL_TARGETS ${ALL_TARGETS} lapacke)
endif(LAPACKE)
# Export lapack and lapacke targets from the build tree, if any.
set(_lapack_config_build_guard_target "")
if(ALL_TARGETS)
export(TARGETS ${ALL_TARGETS} FILE lapack-targets.cmake)
# Choose one of the lapack or lapacke targets to use as a guard
# for lapack-config.cmake to load targets from the build tree.
list(GET ALL_TARGETS 0 _lapack_config_build_guard_target)
endif()
configure_file(${LAPACK_SOURCE_DIR}/CMAKE/lapack-config-version.cmake.in
${LAPACK_BINARY_DIR}/lapack-config-version.cmake @ONLY)
configure_file(${LAPACK_SOURCE_DIR}/CMAKE/lapack-config-build.cmake.in
${LAPACK_BINARY_DIR}/lapack-config.cmake @ONLY)
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/lapack.pc.in ${CMAKE_CURRENT_BINARY_DIR}/lapack.pc)
install(FILES
${CMAKE_CURRENT_BINARY_DIR}/lapack.pc
DESTINATION ${PKG_CONFIG_DIR}
)
configure_file(${LAPACK_SOURCE_DIR}/CMAKE/lapack-config-install.cmake.in
${LAPACK_BINARY_DIR}/CMakeFiles/lapack-config.cmake @ONLY)
install(FILES
${LAPACK_BINARY_DIR}/CMakeFiles/lapack-config.cmake
${LAPACK_BINARY_DIR}/lapack-config-version.cmake
DESTINATION lib/cmake/lapack-${LAPACK_VERSION}
)