1 cmake_minimum_required(VERSION 2.8.10)
3 # Set a default build type if none was specified
4 if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
5 message(STATUS "Setting build type to 'Release' as none was specified.")
6 set(CMAKE_BUILD_TYPE Release CACHE STRING "Choose the type of build." FORCE)
7 # Set the possible values of build type for cmake-gui
8 set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release" "MinSizeRel" "RelWithDebInfo" "Coverage")
11 project(LAPACK Fortran C)
13 set(LAPACK_MAJOR_VERSION 3)
14 set(LAPACK_MINOR_VERSION 7)
15 set(LAPACK_PATCH_VERSION 0)
18 ${LAPACK_MAJOR_VERSION}.${LAPACK_MINOR_VERSION}.${LAPACK_PATCH_VERSION}
21 include(GNUInstallDirs)
23 # Updated OSX RPATH settings
24 # In response to CMake 3.0 generating warnings regarding policy CMP0042,
25 # the OSX RPATH settings have been updated per recommendations found
27 # http://www.cmake.org/Wiki/CMake_RPATH_handling#Mac_OS_X_and_the_RPATH
28 set(CMAKE_MACOSX_RPATH ON)
29 set(CMAKE_SKIP_BUILD_RPATH FALSE)
30 set(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE)
31 list(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES ${CMAKE_INSTALL_FULL_LIBDIR} isSystemDir)
32 if("${isSystemDir}" STREQUAL "-1")
33 set(CMAKE_INSTALL_RPATH ${CMAKE_INSTALL_FULL_LIBDIR})
34 set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
38 # Configure the warning and code coverage suppression file
40 "${LAPACK_SOURCE_DIR}/CTestCustom.cmake.in"
41 "${LAPACK_BINARY_DIR}/CTestCustom.cmake"
45 # Add the CMake directory for custon CMake modules
46 set(CMAKE_MODULE_PATH "${LAPACK_SOURCE_DIR}/CMAKE" ${CMAKE_MODULE_PATH})
47 include(PreventInSourceBuilds)
48 include(PreventInBuildInstalls)
51 if("${CMAKE_Fortran_COMPILER}" MATCHES "ifort")
52 set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -fp-model strict")
54 if("${CMAKE_Fortran_COMPILER}" MATCHES "xlf")
55 set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -qnosave -qstrict=none")
57 # Delete libmtsk in linking sequence for Sun/Oracle Fortran Compiler.
58 # This library is not present in the Sun package SolarisStudio12.3-linux-x86-bin
59 string(REPLACE \;mtsk\; \; CMAKE_Fortran_IMPLICIT_LINK_LIBRARIES "${CMAKE_Fortran_IMPLICIT_LINK_LIBRARIES}")
62 if(CMAKE_Fortran_COMPILER_ID STREQUAL "Compaq")
64 if(CMAKE_GENERATOR STREQUAL "NMake Makefiles")
65 get_filename_component(CMAKE_Fortran_COMPILER_CMDNAM ${CMAKE_Fortran_COMPILER} NAME_WE)
66 message(STATUS "Using Compaq Fortran compiler with command name ${CMAKE_Fortran_COMPILER_CMDNAM}")
67 set(cmd ${CMAKE_Fortran_COMPILER_CMDNAM})
68 string(TOLOWER "${cmd}" cmdlc)
69 if(cmdlc STREQUAL "df")
70 message(STATUS "Assume the Compaq Visual Fortran Compiler is being used")
71 set(CMAKE_Fortran_USE_RESPONSE_FILE_FOR_OBJECTS 1)
72 set(CMAKE_Fortran_USE_RESPONSE_FILE_FOR_INCLUDES 1)
73 #This is a workaround that is needed to avoid forward-slashes in the
74 #filenames listed in response files from incorrectly being interpreted as
75 #introducing compiler command options
76 if(${BUILD_SHARED_LIBS})
77 message(FATAL_ERROR "Making of shared libraries with CVF has not been tested.")
79 set(str "NMake version 9 or later should be used. NMake version 6.0 which is\n")
80 set(str "${str} included with the CVF distribution fails to build Lapack because\n")
81 set(str "${str} the number of source files exceeds the limit for NMake v6.0\n")
82 message(STATUS ${str})
83 set(CMAKE_Fortran_LINK_EXECUTABLE "LINK /out:<TARGET> <LINK_FLAGS> <LINK_LIBRARIES> <OBJECTS>")
90 message(STATUS "Looking for Python greater than 2.6 - ${PYTHONINTERP_FOUND}")
91 find_package(PythonInterp 2.7) # lapack_testing.py uses features from python 2.7 and greater
92 if(PYTHONINTERP_FOUND)
93 message(STATUS "Using Python version ${PYTHON_VERSION_STRING}")
95 message(STATUS "No suitable Python version found, so skipping summary tests.")
97 # --------------------------------------------------
99 set(LAPACK_INSTALL_EXPORT_NAME lapack-targets)
101 macro(lapack_install_library lib)
102 install(TARGETS ${lib}
103 EXPORT ${LAPACK_INSTALL_EXPORT_NAME}
104 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
105 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
106 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
110 set(PKG_CONFIG_DIR ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
111 set(prefix ${CMAKE_INSTALL_PREFIX})
112 if(NOT IS_ABSOLUTE ${CMAKE_INSTALL_LIBDIR})
113 set(libdir "\${prefix}/${CMAKE_INSTALL_LIBDIR}")
115 set(libdir "${CMAKE_INSTALL_LIBDIR}")
118 # --------------------------------------------------
124 # --------------------------------------------------
126 # Organize output files. On Windows this also keeps .dll files next
127 # to the .exe files that need them, making tests easy to run.
128 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LAPACK_BINARY_DIR}/bin)
129 set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LAPACK_BINARY_DIR}/lib)
130 set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LAPACK_BINARY_DIR}/lib)
132 # --------------------------------------------------
133 # Check for any necessary platform specific compiler flags
134 include(CheckLAPACKCompilerFlags)
135 CheckLAPACKCompilerFlags()
137 string(TOUPPER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE_UPPER)
138 if(${CMAKE_BUILD_TYPE_UPPER} STREQUAL "COVERAGE")
139 message(STATUS "Adding coverage")
140 find_package(codecov)
143 # --------------------------------------------------
144 # Check second function
146 include(CheckTimeFunction)
147 set(TIME_FUNC NONE ${TIME_FUNC})
148 CHECK_TIME_FUNCTION(NONE TIME_FUNC)
149 CHECK_TIME_FUNCTION(INT_CPU_TIME TIME_FUNC)
150 CHECK_TIME_FUNCTION(EXT_ETIME TIME_FUNC)
151 CHECK_TIME_FUNCTION(EXT_ETIME_ TIME_FUNC)
152 CHECK_TIME_FUNCTION(INT_ETIME TIME_FUNC)
153 message(STATUS "--> Will use second_${TIME_FUNC}.f and dsecnd_${TIME_FUNC}.f as timing function.")
155 set(SECOND_SRC ${LAPACK_SOURCE_DIR}/INSTALL/second_${TIME_FUNC}.f)
156 set(DSECOND_SRC ${LAPACK_SOURCE_DIR}/INSTALL/dsecnd_${TIME_FUNC}.f)
158 # By default static library
159 option(BUILD_SHARED_LIBS "Build shared libraries" OFF)
161 option(BUILD_TESTING "Build tests" OFF)
162 message(STATUS "Build tests: ${BUILD_TESTING}")
164 # deprecated LAPACK and LAPACKE routines
165 option(BUILD_DEPRECATED "Build deprecated routines" OFF)
166 message(STATUS "Build deprecated routines: ${BUILD_DEPRECATED}")
168 # --------------------------------------------------
170 # By default all precisions are generated
171 option(BUILD_SINGLE "Build single precision real" ON)
172 option(BUILD_DOUBLE "Build double precision real" ON)
173 option(BUILD_COMPLEX "Build single precision complex" ON)
174 option(BUILD_COMPLEX16 "Build double precision complex" ON)
175 message(STATUS "Build single precision real: ${BUILD_SINGLE}")
176 message(STATUS "Build double precision real: ${BUILD_DOUBLE}")
177 message(STATUS "Build single precision complex: ${BUILD_COMPLEX}")
178 message(STATUS "Build double precision complex: ${BUILD_COMPLEX16}")
180 if(NOT (BUILD_SINGLE OR BUILD_DOUBLE OR BUILD_COMPLEX OR BUILD_COMPLEX16))
181 message(FATAL_ERROR "Nothing to build, no precision selected.
182 Please enable at least one of these:
183 BUILD_SINGLE, BUILD_DOUBLE, BUILD_COMPLEX, BUILD_COMPLEX16.")
186 # --------------------------------------------------
187 # Subdirectories that need to be processed
188 option(USE_OPTIMIZED_BLAS "Whether or not to use an optimized BLAS library instead of included netlib BLAS" OFF)
190 # Check the usage of the user provided BLAS libraries
192 include(CheckFortranFunctionExists)
193 set(CMAKE_REQUIRED_LIBRARIES ${BLAS_LIBRARIES})
194 CHECK_FORTRAN_FUNCTION_EXISTS("dgemm" BLAS_FOUND)
195 unset(CMAKE_REQUIRED_LIBRARIES)
197 message(STATUS "--> BLAS supplied by user is WORKING, will use ${BLAS_LIBRARIES}.")
199 message(ERROR "--> BLAS supplied by user is not WORKING, CANNOT USE ${BLAS_LIBRARIES}.")
200 message(ERROR "--> Will use REFERENCE BLAS (by default)")
201 message(ERROR "--> Or Correct your BLAS_LIBRARIES entry ")
202 message(ERROR "--> Or Consider checking USE_OPTIMIZED_BLAS")
205 # User did not provide a BLAS Library but specified to search for one
206 elseif(USE_OPTIMIZED_BLAS)
210 # Neither user specified or optimized BLAS libraries can be used
212 message(STATUS "Using supplied NETLIB BLAS implementation")
213 add_subdirectory(BLAS)
214 set(BLAS_LIBRARIES blas)
216 set(CMAKE_EXE_LINKER_FLAGS
217 "${CMAKE_EXE_LINKER_FLAGS} ${BLAS_LINKER_FLAGS}"
218 CACHE STRING "Linker flags for executables" FORCE)
219 set(CMAKE_MODULE_LINKER_FLAGS
220 "${CMAKE_MODULE_LINKER_FLAGS} ${BLAS_LINKER_FLAGS}"
221 CACHE STRING "Linker flags for modules" FORCE)
222 set(CMAKE_SHARED_LINKER_FLAGS
223 "${CMAKE_SHARED_LINKER_FLAGS} ${BLAS_LINKER_FLAGS}"
224 CACHE STRING "Linker flags for shared libs" FORCE)
228 # --------------------------------------------------
230 option(CBLAS "Build CBLAS" OFF)
233 add_subdirectory(CBLAS)
236 # --------------------------------------------------
239 option(USE_XBLAS "Build extended precision (needs XBLAS)" OFF)
241 find_library(XBLAS_LIBRARY NAMES xblas)
244 option(USE_OPTIMIZED_LAPACK "Whether or not to use an optimized LAPACK library instead of included netlib LAPACK" OFF)
246 # --------------------------------------------------
248 # User did not provide a LAPACK Library but specified to search for one
249 if(USE_OPTIMIZED_LAPACK)
253 # Check the usage of the user provided or automatically found LAPACK libraries
255 include(CheckFortranFunctionExists)
256 set(CMAKE_REQUIRED_LIBRARIES ${LAPACK_LIBRARIES})
257 # Check if new routine of 3.4.0 is in LAPACK_LIBRARIES
258 CHECK_FORTRAN_FUNCTION_EXISTS("dgeqrt" LATESTLAPACK_FOUND)
259 unset(CMAKE_REQUIRED_LIBRARIES)
260 if(LATESTLAPACK_FOUND)
261 message(STATUS "--> LAPACK supplied by user is WORKING, will use ${LAPACK_LIBRARIES}.")
263 message(ERROR "--> LAPACK supplied by user is not WORKING or is older than LAPACK 3.4.0, CANNOT USE ${LAPACK_LIBRARIES}.")
264 message(ERROR "--> Will use REFERENCE LAPACK (by default)")
265 message(ERROR "--> Or Correct your LAPACK_LIBRARIES entry ")
266 message(ERROR "--> Or Consider checking USE_OPTIMIZED_LAPACK")
270 # Neither user specified or optimized LAPACK libraries can be used
271 if(NOT LATESTLAPACK_FOUND)
272 message(STATUS "Using supplied NETLIB LAPACK implementation")
273 set(LAPACK_LIBRARIES lapack)
274 add_subdirectory(SRC)
276 set(CMAKE_EXE_LINKER_FLAGS
277 "${CMAKE_EXE_LINKER_FLAGS} ${LAPACK_LINKER_FLAGS}"
278 CACHE STRING "Linker flags for executables" FORCE)
279 set(CMAKE_MODULE_LINKER_FLAGS
280 "${CMAKE_MODULE_LINKER_FLAGS} ${LAPACK_LINKER_FLAGS}"
281 CACHE STRING "Linker flags for modules" FORCE)
282 set(CMAKE_SHARED_LINKER_FLAGS
283 "${CMAKE_SHARED_LINKER_FLAGS} ${LAPACK_LINKER_FLAGS}"
284 CACHE STRING "Linker flags for shared libs" FORCE)
288 add_subdirectory(TESTING)
291 # --------------------------------------------------
293 option(LAPACKE "Build LAPACKE" OFF)
295 # LAPACKE has also the interface to some routines from tmglib,
296 # if LAPACKE_WITH_TMG is selected, we need to add those routines to LAPACKE
297 option(LAPACKE_WITH_TMG "Build LAPACKE with tmglib routines" OFF)
301 if(BUILD_TESTING OR LAPACKE_WITH_TMG) #already included, avoid double inclusion
302 add_subdirectory(TESTING/MATGEN)
306 add_subdirectory(LAPACKE)
309 # --------------------------------------------------
312 set(CPACK_PACKAGE_NAME "LAPACK")
313 set(CPACK_PACKAGE_VENDOR "University of Tennessee, Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd")
314 set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "LAPACK- Linear Algebra Package")
315 set(CPACK_PACKAGE_VERSION_MAJOR 3)
316 set(CPACK_PACKAGE_VERSION_MINOR 5)
317 set(CPACK_PACKAGE_VERSION_PATCH 0)
318 set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/LICENSE")
319 set(CPACK_PACKAGE_INSTALL_DIRECTORY "LAPACK")
320 if(WIN32 AND NOT UNIX)
321 # There is a bug in NSI that does not handle full unix paths properly. Make
322 # sure there is at least one set of four (4) backlasshes.
323 set(CPACK_NSIS_HELP_LINK "http:\\\\\\\\http://icl.cs.utk.edu/lapack-forum")
324 set(CPACK_NSIS_URL_INFO_ABOUT "http:\\\\\\\\www.netlib.org/lapack")
325 set(CPACK_NSIS_CONTACT "lapack@eecs.utk.edu")
326 set(CPACK_NSIS_MODIFY_PATH ON)
327 set(CPACK_NSIS_DISPLAY_NAME "LAPACK-${LAPACK_VERSION}")
328 set(CPACK_PACKAGE_RELOCATABLE "true")
330 set(CPACK_GENERATOR "TGZ")
331 set(CPACK_SOURCE_GENERATOR TGZ)
332 set(CPACK_SOURCE_PACKAGE_FILE_NAME "lapack-${LAPACK_VERSION}")
333 set(CPACK_SOURCE_IGNORE_FILES ~$ .svn ${CPACK_SOURCE_IGNORE_FILES})
338 # --------------------------------------------------
341 set(ALL_TARGETS ${ALL_TARGETS} blas)
344 if(NOT LATESTLAPACK_FOUND)
345 set(ALL_TARGETS ${ALL_TARGETS} lapack)
348 if(BUILD_TESTING OR LAPACKE_WITH_TMG)
349 set(ALL_TARGETS ${ALL_TARGETS} tmglib)
352 # Export lapack targets, not including lapacke, from the
353 # install tree, if any.
354 set(_lapack_config_install_guard_target "")
356 install(EXPORT lapack-targets
357 DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/lapack-${LAPACK_VERSION})
359 # Choose one of the lapack targets to use as a guard for
360 # lapack-config.cmake to load targets from the install tree.
361 list(GET ALL_TARGETS 0 _lapack_config_install_guard_target)
364 # Include cblas in targets exported from the build tree.
366 set(ALL_TARGETS ${ALL_TARGETS} cblas)
369 # Include lapacke in targets exported from the build tree.
371 set(ALL_TARGETS ${ALL_TARGETS} lapacke)
374 # Export lapack and lapacke targets from the build tree, if any.
375 set(_lapack_config_build_guard_target "")
377 export(TARGETS ${ALL_TARGETS} FILE lapack-targets.cmake)
379 # Choose one of the lapack or lapacke targets to use as a guard
380 # for lapack-config.cmake to load targets from the build tree.
381 list(GET ALL_TARGETS 0 _lapack_config_build_guard_target)
384 configure_file(${LAPACK_SOURCE_DIR}/CMAKE/lapack-config-build.cmake.in
385 ${LAPACK_BINARY_DIR}/lapack-config.cmake @ONLY)
388 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/lapack.pc.in ${CMAKE_CURRENT_BINARY_DIR}/lapack.pc @ONLY)
390 ${CMAKE_CURRENT_BINARY_DIR}/lapack.pc
391 DESTINATION ${PKG_CONFIG_DIR}
394 configure_file(${LAPACK_SOURCE_DIR}/CMAKE/lapack-config-install.cmake.in
395 ${LAPACK_BINARY_DIR}/CMakeFiles/lapack-config.cmake @ONLY)
397 include(CMakePackageConfigHelpers)
398 write_basic_package_version_file(
399 ${LAPACK_BINARY_DIR}/lapack-config-version.cmake
400 VERSION ${LAPACK_VERSION}
401 COMPATIBILITY SameMajorVersion
405 ${LAPACK_BINARY_DIR}/CMakeFiles/lapack-config.cmake
406 ${LAPACK_BINARY_DIR}/lapack-config-version.cmake
407 DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/lapack-${LAPACK_VERSION}