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https://github.com/opencv/opencv.git
synced 2025-06-12 20:42:53 +08:00
cmake: fix lapack
- added compile check with multiple tries for different configurations - restored find_package(LAPACK) - avoided modification of OPENCV_LINKER_LIBS
This commit is contained in:
Alexander Alekhin
parent
89a740a62f
commit
2b44c0b649
@ -1,78 +1,159 @@
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macro(_find_file_in_dirs VAR NAME DIRS)
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macro(_find_header_file_in_dirs VAR NAME)
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find_path(${VAR} ${NAME} ${DIRS} NO_DEFAULT_PATH)
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unset(${VAR})
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set(${VAR} ${${VAR}}/${NAME})
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unset(${VAR} CACHE)
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unset(${VAR} CACHE)
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if(" ${ARGN}" STREQUAL " ")
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check_include_file("${NAME}" HAVE_${VAR})
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if(HAVE_${VAR})
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set(${VAR} "${NAME}") # fallback
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else()
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set(${VAR} "")
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endif()
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else()
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find_path(${VAR} "${NAME}" ${ARGN} NO_DEFAULT_PATH)
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if(${VAR})
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set(${VAR} "${${VAR}}/${NAME}")
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unset(${VAR} CACHE)
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else()
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unset(${VAR} CACHE)
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set(${VAR} "")
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endif()
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endif()
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endmacro()
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macro(ocv_lapack_check)
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string(REGEX REPLACE "[^a-zA-Z0-9_]" "_" _lapack_impl "${LAPACK_IMPL}")
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message(STATUS "LAPACK(${LAPACK_IMPL}): LAPACK_LIBRARIES: ${LAPACK_LIBRARIES}")
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_find_header_file_in_dirs(OPENCV_CBLAS_H_PATH_${_lapack_impl} "${LAPACK_CBLAS_H}" "${LAPACK_INCLUDE_DIR}")
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_find_header_file_in_dirs(OPENCV_LAPACKE_H_PATH_${_lapack_impl} "${LAPACK_LAPACKE_H}" "${LAPACK_INCLUDE_DIR}")
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if(NOT OPENCV_CBLAS_H_PATH_${_lapack_impl} OR NOT OPENCV_LAPACKE_H_PATH_${_lapack_impl})
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message(WARNING "LAPACK(${LAPACK_IMPL}): CBLAS/LAPACK headers are not found in '${LAPACK_INCLUDE_DIR}'")
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unset(LAPACK_LIBRARIES)
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else()
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# adding proxy opencv_lapack.h header
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set(CBLAS_H_PROXY_PATH ${CMAKE_BINARY_DIR}/opencv_lapack.h)
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set(_lapack_include_str "\#include \"${OPENCV_CBLAS_H_PATH_${_lapack_impl}}\"")
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if(NOT "${OPENCV_CBLAS_H_PATH_${_lapack_impl}}" STREQUAL "${OPENCV_LAPACKE_H_PATH_${_lapack_impl}}")
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set(_lapack_include_str "${_lapack_include_str}\n#include \"${OPENCV_LAPACKE_H_PATH_${_lapack_impl}}\"")
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endif()
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# update file contents (if required)
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set(__content_str "")
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if(EXISTS "${CBLAS_H_PROXY_PATH}")
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file(READ "${CBLAS_H_PROXY_PATH}" __content_str)
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endif()
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if(NOT " ${__content_str}" STREQUAL " ${_lapack_include_str}")
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file(WRITE "${CBLAS_H_PROXY_PATH}" "${_lapack_include_str}")
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endif()
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try_compile(__VALID_LAPACK
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"${OpenCV_BINARY_DIR}"
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"${OpenCV_SOURCE_DIR}/cmake/checks/lapack_check.cpp"
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CMAKE_FLAGS "-DINCLUDE_DIRECTORIES:STRING=${LAPACK_INCLUDE_DIR}\;${CMAKE_BINARY_DIR}"
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"-DLINK_DIRECTORIES:STRING=${LAPACK_LINK_LIBRARIES}"
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"-DLINK_LIBRARIES:STRING=${LAPACK_LIBRARIES}"
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OUTPUT_VARIABLE TRY_OUT
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)
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if(NOT __VALID_LAPACK)
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#message(FATAL_ERROR "LAPACK: check build log:\n${TRY_OUT}")
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message(STATUS "LAPACK(${LAPACK_IMPL}): Can't build LAPACK check code. This LAPACK version is not supported.")
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unset(LAPACK_LIBRARIES)
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else()
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message(STATUS "LAPACK(${LAPACK_IMPL}): Support is enabled.")
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ocv_include_directories(${LAPACK_INCLUDE_DIR})
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set(HAVE_LAPACK 1)
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endif()
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endif()
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endmacro()
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endmacro()
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if(WITH_LAPACK)
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if(WITH_LAPACK)
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ocv_update(LAPACK_IMPL "Unknown")
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ocv_update(LAPACK_IMPL "Unknown")
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if(NOT LAPACK_LIBRARIES)
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if(NOT OPENCV_LAPACK_FIND_PACKAGE_ONLY)
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include(cmake/OpenCVFindMKL.cmake)
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if(NOT LAPACK_LIBRARIES AND NOT OPENCV_LAPACK_DISABLE_MKL)
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if(HAVE_MKL)
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include(cmake/OpenCVFindMKL.cmake)
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set(LAPACK_INCLUDE_DIR ${MKL_INCLUDE_DIRS})
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if(HAVE_MKL)
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set(LAPACK_LIBRARIES ${MKL_LIBRARIES} )
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set(LAPACK_INCLUDE_DIR ${MKL_INCLUDE_DIRS})
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set(LAPACK_CBLAS_H "mkl_cblas.h" )
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set(LAPACK_LIBRARIES ${MKL_LIBRARIES})
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set(LAPACK_LAPACKE_H "mkl_lapack.h" )
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set(LAPACK_CBLAS_H "mkl_cblas.h")
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set(LAPACK_IMPL "MKL")
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set(LAPACK_LAPACKE_H "mkl_lapack.h")
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endif()
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set(LAPACK_IMPL "MKL")
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ocv_lapack_check()
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endif()
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endif()
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endif()
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if(NOT LAPACK_LIBRARIES)
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if(NOT LAPACK_LIBRARIES)
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include(cmake/OpenCVFindOpenBLAS.cmake)
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include(cmake/OpenCVFindOpenBLAS.cmake)
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if(OpenBLAS_FOUND)
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if(OpenBLAS_FOUND)
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set(LAPACK_INCLUDE_DIR ${OpenBLAS_INCLUDE_DIR} )
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set(LAPACK_INCLUDE_DIR ${OpenBLAS_INCLUDE_DIR})
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set(LAPACK_LIBRARIES ${OpenBLAS_LIB} )
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set(LAPACK_LIBRARIES ${OpenBLAS_LIB})
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set(LAPACK_CBLAS_H "cblas.h" )
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set(LAPACK_CBLAS_H "cblas.h")
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set(LAPACK_LAPACKE_H "lapacke.h" )
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set(LAPACK_LAPACKE_H "lapacke.h")
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set(LAPACK_IMPL "OpenBLAS")
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set(LAPACK_IMPL "OpenBLAS")
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endif()
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ocv_lapack_check()
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endif()
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endif()
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endif()
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if(NOT LAPACK_LIBRARIES AND UNIX)
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if(NOT LAPACK_LIBRARIES AND UNIX)
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include(cmake/OpenCVFindAtlas.cmake)
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include(cmake/OpenCVFindAtlas.cmake)
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if(ATLAS_FOUND)
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if(ATLAS_FOUND)
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set(LAPACK_INCLUDE_DIR ${Atlas_INCLUDE_DIR})
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set(LAPACK_INCLUDE_DIR ${Atlas_INCLUDE_DIR})
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set(LAPACK_LIBRARIES ${Atlas_LIBRARIES} )
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set(LAPACK_LIBRARIES ${Atlas_LIBRARIES})
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set(LAPACK_CBLAS_H "cblas.h" )
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set(LAPACK_CBLAS_H "cblas.h")
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set(LAPACK_LAPACKE_H "lapacke.h" )
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set(LAPACK_LAPACKE_H "lapacke.h")
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set(LAPACK_IMPL "Atlas")
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set(LAPACK_IMPL "Atlas")
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endif()
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ocv_lapack_check()
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endif()
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endif()
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endif()
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endif()
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if(NOT LAPACK_LIBRARIES AND APPLE)
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if(NOT LAPACK_LIBRARIES)
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set(LAPACK_INCLUDE_DIR "Accelerate")
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if(WIN32 AND NOT OPENCV_LAPACK_SHARED_LIBS)
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set(LAPACK_LIBRARIES "-framework Accelerate")
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set(BLA_STATIC 1)
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set(LAPACK_CBLAS_H "cblas.h" )
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set(LAPACK_LAPACKE_H "lapacke.h" )
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set(LAPACK_IMPL "Apple")
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endif()
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endif()
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find_package(LAPACK)
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set(LAPACK_INCLUDE_DIR ${LAPACK_INCLUDE_DIR} CACHE PATH "Path to BLAS include dir" FORCE)
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if(LAPACK_FOUND)
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set(LAPACK_CBLAS_H ${LAPACK_CBLAS_H} CACHE STRING "Alternative name of cblas.h" FORCE)
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if(NOT DEFINED LAPACKE_INCLUDE_DIR)
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set(LAPACK_LAPACKE_H ${LAPACK_LAPACKE_H} CACHE STRING "Alternative name of lapacke.h" FORCE)
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find_path(LAPACKE_INCLUDE_DIR "lapacke.h")
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set(LAPACK_LIBRARIES ${LAPACK_LIBRARIES} CACHE STRING "Names of BLAS & LAPACK binaries (.so, .dll, .a, .lib)" FORCE)
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endif()
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set(LAPACK_IMPL ${LAPACK_IMPL} CACHE STRING "Lapack implementation id" FORCE)
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if(NOT DEFINED MKL_LAPACKE_INCLUDE_DIR)
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find_path(MKL_LAPACKE_INCLUDE_DIR "mkl_lapack.h")
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if(LAPACK_LIBRARIES) #adding proxy cblas.h header
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endif()
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message(STATUS "LAPACK_IMPL: ${LAPACK_IMPL}, LAPACK_LIBRARIES: ${LAPACK_LIBRARIES}")
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if(MKL_LAPACKE_INCLUDE_DIR AND NOT OPENCV_LAPACK_DISABLE_MKL)
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if("${LAPACK_IMPL}" STREQUAL "Apple")
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set(LAPACK_INCLUDE_DIR ${MKL_LAPACKE_INCLUDE_DIR})
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set(CBLAS_H_PATH "Accelerate/Accelerate.h")
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set(LAPACK_CBLAS_H "mkl_cblas.h")
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set(LAPACKE_H_PATH "Accelerate/Accelerate.h")
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set(LAPACK_LAPACKE_H "mkl_lapack.h")
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else()
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set(LAPACK_IMPL "LAPACK/MKL")
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_find_file_in_dirs(CBLAS_H_PATH "${LAPACK_CBLAS_H}" "${LAPACK_INCLUDE_DIR}")
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ocv_lapack_check()
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_find_file_in_dirs(LAPACKE_H_PATH "${LAPACK_LAPACKE_H}" "${LAPACK_INCLUDE_DIR}")
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endif()
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endif()
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if(LAPACKE_INCLUDE_DIR AND NOT HAVE_LAPACK)
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if(NOT CBLAS_H_PATH OR NOT LAPACKE_H_PATH)
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set(LAPACK_INCLUDE_DIR ${LAPACKE_INCLUDE_DIR})
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message(WARNING "CBLAS/LAPACK headers are not found in '${LAPACK_INCLUDE_DIR}'")
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set(LAPACK_CBLAS_H "cblas.h")
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endif()
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set(LAPACK_LAPACKE_H "lapacke.h")
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ocv_include_directories(${LAPACK_INCLUDE_DIR})
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set(LAPACK_IMPL "LAPACK/Generic")
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list(APPEND OPENCV_LINKER_LIBS ${LAPACK_LIBRARIES})
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ocv_lapack_check()
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set(HAVE_LAPACK 1)
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elseif(APPLE)
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set(LAPACK_CBLAS_H "Accelerate/Accelerate.h")
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set(CBLAS_H_PROXY_PATH ${CMAKE_BINARY_DIR}/opencv_lapack.h)
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set(LAPACK_LAPACKE_H "Accelerate/Accelerate.h")
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set(_include_str "\#include \"${CBLAS_H_PATH}\"")
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set(LAPACK_IMPL "LAPACK/Apple")
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if("${CBLAS_H_PATH}" STREQUAL "${LAPACKE_H_PATH}")
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ocv_lapack_check()
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else()
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else()
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set(_include_str "${_include_str}\n\#include \"${LAPACKE_H_PATH}\"")
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unset(LAPACK_LIBRARIES CACHE)
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endif()
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endif()
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file(WRITE ${CBLAS_H_PROXY_PATH} ${_include_str})
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endif()
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endif()
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endif()
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if(NOT LAPACK_LIBRARIES AND APPLE AND NOT OPENCV_LAPACK_FIND_PACKAGE_ONLY)
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set(LAPACK_INCLUDE_DIR "")
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set(LAPACK_LIBRARIES "-framework Accelerate")
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set(LAPACK_CBLAS_H "Accelerate/Accelerate.h")
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set(LAPACK_LAPACKE_H "Accelerate/Accelerate.h")
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set(LAPACK_IMPL "Apple")
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ocv_lapack_check()
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endif()
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if(NOT HAVE_LAPACK AND LAPACK_LIBRARIES)
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ocv_lapack_check()
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endif()
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set(LAPACK_INCLUDE_DIR ${LAPACK_INCLUDE_DIR} CACHE PATH "Path to BLAS include dir" FORCE)
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set(LAPACK_CBLAS_H ${LAPACK_CBLAS_H} CACHE STRING "Alternative name of cblas.h" FORCE)
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set(LAPACK_LAPACKE_H ${LAPACK_LAPACKE_H} CACHE STRING "Alternative name of lapacke.h" FORCE)
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set(LAPACK_LIBRARIES ${LAPACK_LIBRARIES} CACHE STRING "Names of BLAS & LAPACK binaries (.so, .dll, .a, .lib)" FORCE)
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set(LAPACK_IMPL ${LAPACK_IMPL} CACHE STRING "Lapack implementation id" FORCE)
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endif()
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endif()
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14
cmake/checks/lapack_check.cpp
Normal file
14
cmake/checks/lapack_check.cpp
Normal file
@ -0,0 +1,14 @@
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#include "opencv_lapack.h"
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static char* check_fn1 = (char*)sgesv_;
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static char* check_fn2 = (char*)sposv_;
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static char* check_fn3 = (char*)spotrf_;
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static char* check_fn4 = (char*)sgesdd_;
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int main(int argc, char* argv[])
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{
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(void)argv;
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if(argc > 1000)
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return check_fn1[0] + check_fn2[0] + check_fn3[0] + check_fn4[0];
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return 0;
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}
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@ -1,7 +1,7 @@
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set(the_description "The Core Functionality")
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set(the_description "The Core Functionality")
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ocv_add_module(core
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ocv_add_module(core
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"${OPENCV_HAL_LINKER_LIBS}"
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"${OPENCV_HAL_LINKER_LIBS}"
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PRIVATE_REQUIRED ${ZLIB_LIBRARIES} "${OPENCL_LIBRARIES}" "${VA_LIBRARIES}"
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PRIVATE_REQUIRED ${ZLIB_LIBRARIES} "${OPENCL_LIBRARIES}" "${VA_LIBRARIES}" "${LAPACK_LIBRARIES}"
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OPTIONAL opencv_cudev
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OPTIONAL opencv_cudev
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WRAP java python)
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WRAP java python)
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