1 cmake_minimum_required(VERSION 2.8.12)
3 project(LAPACK Fortran C)
5 set(LAPACK_MAJOR_VERSION 3)
6 set(LAPACK_MINOR_VERSION 8)
7 set(LAPACK_PATCH_VERSION 0)
10 ${LAPACK_MAJOR_VERSION}.${LAPACK_MINOR_VERSION}.${LAPACK_PATCH_VERSION}
13 # Add the CMake directory for custon CMake modules
14 set(CMAKE_MODULE_PATH "${LAPACK_SOURCE_DIR}/CMAKE" ${CMAKE_MODULE_PATH})
16 # Set a default build type if none was specified
17 if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
18 message(STATUS "Setting build type to 'Release' as none was specified.")
19 set(CMAKE_BUILD_TYPE Release CACHE STRING "Choose the type of build." FORCE)
20 # Set the possible values of build type for cmake-gui
21 set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release" "MinSizeRel" "RelWithDebInfo" "Coverage")
24 string(TOUPPER ${CMAKE_BUILD_TYPE} CMAKE_BUILD_TYPE_UPPER)
25 if(${CMAKE_BUILD_TYPE_UPPER} STREQUAL "COVERAGE")
26 message(STATUS "Adding coverage")
30 # By default static library
31 option(BUILD_SHARED_LIBS "Build shared libraries" OFF)
33 include(GNUInstallDirs)
35 # Updated OSX RPATH settings
36 # In response to CMake 3.0 generating warnings regarding policy CMP0042,
37 # the OSX RPATH settings have been updated per recommendations found
39 # http://www.cmake.org/Wiki/CMake_RPATH_handling#Mac_OS_X_and_the_RPATH
40 set(CMAKE_MACOSX_RPATH ON)
41 set(CMAKE_SKIP_BUILD_RPATH FALSE)
42 set(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE)
43 list(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES ${CMAKE_INSTALL_FULL_LIBDIR} isSystemDir)
44 if("${isSystemDir}" STREQUAL "-1")
45 set(CMAKE_INSTALL_RPATH ${CMAKE_INSTALL_FULL_LIBDIR})
46 set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
50 # Configure the warning and code coverage suppression file
52 "${LAPACK_SOURCE_DIR}/CTestCustom.cmake.in"
53 "${LAPACK_BINARY_DIR}/CTestCustom.cmake"
57 include(PreventInSourceBuilds)
58 include(PreventInBuildInstalls)
61 if("${CMAKE_Fortran_COMPILER}" MATCHES "ifort")
62 set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -fp-model strict")
64 if("${CMAKE_Fortran_COMPILER}" MATCHES "xlf")
65 set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -qnosave -qstrict=none")
67 # Delete libmtsk in linking sequence for Sun/Oracle Fortran Compiler.
68 # This library is not present in the Sun package SolarisStudio12.3-linux-x86-bin
69 string(REPLACE \;mtsk\; \; CMAKE_Fortran_IMPLICIT_LINK_LIBRARIES "${CMAKE_Fortran_IMPLICIT_LINK_LIBRARIES}")
72 if(CMAKE_Fortran_COMPILER_ID STREQUAL "Compaq")
74 if(CMAKE_GENERATOR STREQUAL "NMake Makefiles")
75 get_filename_component(CMAKE_Fortran_COMPILER_CMDNAM ${CMAKE_Fortran_COMPILER} NAME_WE)
76 message(STATUS "Using Compaq Fortran compiler with command name ${CMAKE_Fortran_COMPILER_CMDNAM}")
77 set(cmd ${CMAKE_Fortran_COMPILER_CMDNAM})
78 string(TOLOWER "${cmd}" cmdlc)
79 if(cmdlc STREQUAL "df")
80 message(STATUS "Assume the Compaq Visual Fortran Compiler is being used")
81 set(CMAKE_Fortran_USE_RESPONSE_FILE_FOR_OBJECTS 1)
82 set(CMAKE_Fortran_USE_RESPONSE_FILE_FOR_INCLUDES 1)
83 #This is a workaround that is needed to avoid forward-slashes in the
84 #filenames listed in response files from incorrectly being interpreted as
85 #introducing compiler command options
86 if(${BUILD_SHARED_LIBS})
87 message(FATAL_ERROR "Making of shared libraries with CVF has not been tested.")
89 set(str "NMake version 9 or later should be used. NMake version 6.0 which is\n")
90 set(str "${str} included with the CVF distribution fails to build Lapack because\n")
91 set(str "${str} the number of source files exceeds the limit for NMake v6.0\n")
92 message(STATUS ${str})
93 set(CMAKE_Fortran_LINK_EXECUTABLE "LINK /out:<TARGET> <LINK_FLAGS> <LINK_LIBRARIES> <OBJECTS>")
100 message(STATUS "Looking for Python greater than 2.6 - ${PYTHONINTERP_FOUND}")
101 find_package(PythonInterp 2.7) # lapack_testing.py uses features from python 2.7 and greater
102 if(PYTHONINTERP_FOUND)
103 message(STATUS "Using Python version ${PYTHON_VERSION_STRING}")
105 message(STATUS "No suitable Python version found, so skipping summary tests.")
107 # --------------------------------------------------
109 set(LAPACK_INSTALL_EXPORT_NAME lapack-targets)
111 macro(lapack_install_library lib)
112 install(TARGETS ${lib}
113 EXPORT ${LAPACK_INSTALL_EXPORT_NAME}
114 ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
115 LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
116 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
120 set(PKG_CONFIG_DIR ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
122 # --------------------------------------------------
124 option(BUILD_TESTING "Build tests" OFF)
128 message(STATUS "Build tests: ${BUILD_TESTING}")
130 # --------------------------------------------------
131 # Organize output files. On Windows this also keeps .dll files next
132 # to the .exe files that need them, making tests easy to run.
133 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${LAPACK_BINARY_DIR}/bin)
134 set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${LAPACK_BINARY_DIR}/lib)
135 set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${LAPACK_BINARY_DIR}/lib)
137 # --------------------------------------------------
138 # Check for any necessary platform specific compiler flags
139 include(CheckLAPACKCompilerFlags)
140 CheckLAPACKCompilerFlags()
142 # --------------------------------------------------
143 # Check second function
145 include(CheckTimeFunction)
146 set(TIME_FUNC NONE ${TIME_FUNC})
147 CHECK_TIME_FUNCTION(NONE TIME_FUNC)
148 CHECK_TIME_FUNCTION(INT_CPU_TIME TIME_FUNC)
149 CHECK_TIME_FUNCTION(EXT_ETIME TIME_FUNC)
150 CHECK_TIME_FUNCTION(EXT_ETIME_ TIME_FUNC)
151 CHECK_TIME_FUNCTION(INT_ETIME TIME_FUNC)
152 message(STATUS "--> Will use second_${TIME_FUNC}.f and dsecnd_${TIME_FUNC}.f as timing function.")
154 set(SECOND_SRC ${LAPACK_SOURCE_DIR}/INSTALL/second_${TIME_FUNC}.f)
155 set(DSECOND_SRC ${LAPACK_SOURCE_DIR}/INSTALL/dsecnd_${TIME_FUNC}.f)
157 # deprecated LAPACK and LAPACKE routines
158 option(BUILD_DEPRECATED "Build deprecated routines" OFF)
159 message(STATUS "Build deprecated routines: ${BUILD_DEPRECATED}")
161 # --------------------------------------------------
163 # By default all precisions are generated
164 option(BUILD_SINGLE "Build single precision real" ON)
165 option(BUILD_DOUBLE "Build double precision real" ON)
166 option(BUILD_COMPLEX "Build single precision complex" ON)
167 option(BUILD_COMPLEX16 "Build double precision complex" ON)
168 message(STATUS "Build single precision real: ${BUILD_SINGLE}")
169 message(STATUS "Build double precision real: ${BUILD_DOUBLE}")
170 message(STATUS "Build single precision complex: ${BUILD_COMPLEX}")
171 message(STATUS "Build double precision complex: ${BUILD_COMPLEX16}")
173 if(NOT (BUILD_SINGLE OR BUILD_DOUBLE OR BUILD_COMPLEX OR BUILD_COMPLEX16))
174 message(FATAL_ERROR "Nothing to build, no precision selected.
175 Please enable at least one of these:
176 BUILD_SINGLE, BUILD_DOUBLE, BUILD_COMPLEX, BUILD_COMPLEX16.")
179 # --------------------------------------------------
180 # Subdirectories that need to be processed
181 option(USE_OPTIMIZED_BLAS "Whether or not to use an optimized BLAS library instead of included netlib BLAS" OFF)
183 # Check the usage of the user provided BLAS libraries
185 include(CheckFortranFunctionExists)
186 set(CMAKE_REQUIRED_LIBRARIES ${BLAS_LIBRARIES})
187 CHECK_FORTRAN_FUNCTION_EXISTS("dgemm" BLAS_FOUND)
188 unset(CMAKE_REQUIRED_LIBRARIES)
190 message(STATUS "--> BLAS supplied by user is WORKING, will use ${BLAS_LIBRARIES}.")
192 message(ERROR "--> BLAS supplied by user is not WORKING, CANNOT USE ${BLAS_LIBRARIES}.")
193 message(ERROR "--> Will use REFERENCE BLAS (by default)")
194 message(ERROR "--> Or Correct your BLAS_LIBRARIES entry ")
195 message(ERROR "--> Or Consider checking USE_OPTIMIZED_BLAS")
198 # User did not provide a BLAS Library but specified to search for one
199 elseif(USE_OPTIMIZED_BLAS)
203 # Neither user specified or optimized BLAS libraries can be used
205 message(STATUS "Using supplied NETLIB BLAS implementation")
206 add_subdirectory(BLAS)
207 set(BLAS_LIBRARIES blas)
209 set(CMAKE_EXE_LINKER_FLAGS
210 "${CMAKE_EXE_LINKER_FLAGS} ${BLAS_LINKER_FLAGS}"
211 CACHE STRING "Linker flags for executables" FORCE)
212 set(CMAKE_MODULE_LINKER_FLAGS
213 "${CMAKE_MODULE_LINKER_FLAGS} ${BLAS_LINKER_FLAGS}"
214 CACHE STRING "Linker flags for modules" FORCE)
215 set(CMAKE_SHARED_LINKER_FLAGS
216 "${CMAKE_SHARED_LINKER_FLAGS} ${BLAS_LINKER_FLAGS}"
217 CACHE STRING "Linker flags for shared libs" FORCE)
221 # --------------------------------------------------
223 option(CBLAS "Build CBLAS" OFF)
226 add_subdirectory(CBLAS)
229 # --------------------------------------------------
232 option(USE_XBLAS "Build extended precision (needs XBLAS)" OFF)
234 find_library(XBLAS_LIBRARY NAMES xblas)
237 option(USE_OPTIMIZED_LAPACK "Whether or not to use an optimized LAPACK library instead of included netlib LAPACK" OFF)
239 # --------------------------------------------------
241 # User did not provide a LAPACK Library but specified to search for one
242 if(USE_OPTIMIZED_LAPACK)
246 # Check the usage of the user provided or automatically found LAPACK libraries
248 include(CheckFortranFunctionExists)
249 set(CMAKE_REQUIRED_LIBRARIES ${LAPACK_LIBRARIES})
250 # Check if new routine of 3.4.0 is in LAPACK_LIBRARIES
251 CHECK_FORTRAN_FUNCTION_EXISTS("dgeqrt" LATESTLAPACK_FOUND)
252 unset(CMAKE_REQUIRED_LIBRARIES)
253 if(LATESTLAPACK_FOUND)
254 message(STATUS "--> LAPACK supplied by user is WORKING, will use ${LAPACK_LIBRARIES}.")
256 message(ERROR "--> LAPACK supplied by user is not WORKING or is older than LAPACK 3.4.0, CANNOT USE ${LAPACK_LIBRARIES}.")
257 message(ERROR "--> Will use REFERENCE LAPACK (by default)")
258 message(ERROR "--> Or Correct your LAPACK_LIBRARIES entry ")
259 message(ERROR "--> Or Consider checking USE_OPTIMIZED_LAPACK")
263 # Neither user specified or optimized LAPACK libraries can be used
264 if(NOT LATESTLAPACK_FOUND)
265 message(STATUS "Using supplied NETLIB LAPACK implementation")
266 set(LAPACK_LIBRARIES lapack)
267 add_subdirectory(SRC)
269 set(CMAKE_EXE_LINKER_FLAGS
270 "${CMAKE_EXE_LINKER_FLAGS} ${LAPACK_LINKER_FLAGS}"
271 CACHE STRING "Linker flags for executables" FORCE)
272 set(CMAKE_MODULE_LINKER_FLAGS
273 "${CMAKE_MODULE_LINKER_FLAGS} ${LAPACK_LINKER_FLAGS}"
274 CACHE STRING "Linker flags for modules" FORCE)
275 set(CMAKE_SHARED_LINKER_FLAGS
276 "${CMAKE_SHARED_LINKER_FLAGS} ${LAPACK_LINKER_FLAGS}"
277 CACHE STRING "Linker flags for shared libs" FORCE)
281 add_subdirectory(TESTING)
284 # --------------------------------------------------
286 option(LAPACKE "Build LAPACKE" OFF)
288 # LAPACKE has also the interface to some routines from tmglib,
289 # if LAPACKE_WITH_TMG is selected, we need to add those routines to LAPACKE
290 option(LAPACKE_WITH_TMG "Build LAPACKE with tmglib routines" OFF)
294 if(BUILD_TESTING OR LAPACKE_WITH_TMG) #already included, avoid double inclusion
295 add_subdirectory(TESTING/MATGEN)
299 add_subdirectory(LAPACKE)
302 # --------------------------------------------------
305 set(CPACK_PACKAGE_NAME "LAPACK")
306 set(CPACK_PACKAGE_VENDOR "University of Tennessee, Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd")
307 set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "LAPACK- Linear Algebra Package")
308 set(CPACK_PACKAGE_VERSION_MAJOR 3)
309 set(CPACK_PACKAGE_VERSION_MINOR 5)
310 set(CPACK_PACKAGE_VERSION_PATCH 0)
311 set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/LICENSE")
312 set(CPACK_PACKAGE_INSTALL_DIRECTORY "LAPACK")
313 if(WIN32 AND NOT UNIX)
314 # There is a bug in NSI that does not handle full unix paths properly. Make
315 # sure there is at least one set of four (4) backlasshes.
316 set(CPACK_NSIS_HELP_LINK "http:\\\\\\\\http://icl.cs.utk.edu/lapack-forum")
317 set(CPACK_NSIS_URL_INFO_ABOUT "http:\\\\\\\\www.netlib.org/lapack")
318 set(CPACK_NSIS_CONTACT "lapack@eecs.utk.edu")
319 set(CPACK_NSIS_MODIFY_PATH ON)
320 set(CPACK_NSIS_DISPLAY_NAME "LAPACK-${LAPACK_VERSION}")
321 set(CPACK_PACKAGE_RELOCATABLE "true")
323 set(CPACK_GENERATOR "TGZ")
324 set(CPACK_SOURCE_GENERATOR TGZ)
325 set(CPACK_SOURCE_PACKAGE_FILE_NAME "lapack-${LAPACK_VERSION}")
326 set(CPACK_SOURCE_IGNORE_FILES ~$ .svn ${CPACK_SOURCE_IGNORE_FILES})
331 # --------------------------------------------------
334 set(ALL_TARGETS ${ALL_TARGETS} blas)
337 if(NOT LATESTLAPACK_FOUND)
338 set(ALL_TARGETS ${ALL_TARGETS} lapack)
341 if(BUILD_TESTING OR LAPACKE_WITH_TMG)
342 set(ALL_TARGETS ${ALL_TARGETS} tmglib)
345 # Export lapack targets, not including lapacke, from the
346 # install tree, if any.
347 set(_lapack_config_install_guard_target "")
349 install(EXPORT lapack-targets
350 DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/lapack-${LAPACK_VERSION})
352 # Choose one of the lapack targets to use as a guard for
353 # lapack-config.cmake to load targets from the install tree.
354 list(GET ALL_TARGETS 0 _lapack_config_install_guard_target)
357 # Include cblas in targets exported from the build tree.
359 set(ALL_TARGETS ${ALL_TARGETS} cblas)
362 # Include lapacke in targets exported from the build tree.
364 set(ALL_TARGETS ${ALL_TARGETS} lapacke)
367 # Export lapack and lapacke targets from the build tree, if any.
368 set(_lapack_config_build_guard_target "")
370 export(TARGETS ${ALL_TARGETS} FILE lapack-targets.cmake)
372 # Choose one of the lapack or lapacke targets to use as a guard
373 # for lapack-config.cmake to load targets from the build tree.
374 list(GET ALL_TARGETS 0 _lapack_config_build_guard_target)
377 configure_file(${LAPACK_SOURCE_DIR}/CMAKE/lapack-config-build.cmake.in
378 ${LAPACK_BINARY_DIR}/lapack-config.cmake @ONLY)
381 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/lapack.pc.in ${CMAKE_CURRENT_BINARY_DIR}/lapack.pc @ONLY)
383 ${CMAKE_CURRENT_BINARY_DIR}/lapack.pc
384 DESTINATION ${PKG_CONFIG_DIR}
387 configure_file(${LAPACK_SOURCE_DIR}/CMAKE/lapack-config-install.cmake.in
388 ${LAPACK_BINARY_DIR}/CMakeFiles/lapack-config.cmake @ONLY)
390 include(CMakePackageConfigHelpers)
391 write_basic_package_version_file(
392 ${LAPACK_BINARY_DIR}/lapack-config-version.cmake
393 VERSION ${LAPACK_VERSION}
394 COMPATIBILITY SameMajorVersion
398 ${LAPACK_BINARY_DIR}/CMakeFiles/lapack-config.cmake
399 ${LAPACK_BINARY_DIR}/lapack-config-version.cmake
400 DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/lapack-${LAPACK_VERSION}