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https://github.com/opencv/opencv.git
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79 lines
3.4 KiB
CMake
79 lines
3.4 KiB
CMake
macro(_find_file_in_dirs VAR NAME DIRS)
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find_path(${VAR} ${NAME} ${DIRS} NO_DEFAULT_PATH)
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set(${VAR} ${${VAR}}/${NAME})
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unset(${VAR} CACHE)
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endmacro()
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if(WITH_LAPACK)
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ocv_update(LAPACK_IMPL "Unknown")
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if(NOT LAPACK_LIBRARIES)
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include(cmake/OpenCVFindMKL.cmake)
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if(HAVE_MKL)
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set(LAPACK_INCLUDE_DIR ${MKL_INCLUDE_DIRS})
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set(LAPACK_LIBRARIES ${MKL_LIBRARIES} )
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set(LAPACK_CBLAS_H "mkl_cblas.h" )
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set(LAPACK_LAPACKE_H "mkl_lapack.h" )
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set(LAPACK_IMPL "MKL")
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endif()
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endif()
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if(NOT LAPACK_LIBRARIES)
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include(cmake/OpenCVFindOpenBLAS.cmake)
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if(OpenBLAS_FOUND)
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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_CBLAS_H "cblas.h" )
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set(LAPACK_LAPACKE_H "lapacke.h" )
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set(LAPACK_IMPL "OpenBLAS")
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endif()
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endif()
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if(NOT LAPACK_LIBRARIES AND UNIX)
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include(cmake/OpenCVFindAtlas.cmake)
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if(ATLAS_FOUND)
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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_CBLAS_H "cblas.h" )
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set(LAPACK_LAPACKE_H "lapacke.h" )
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set(LAPACK_IMPL "Atlas")
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endif()
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endif()
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if(NOT LAPACK_LIBRARIES AND APPLE)
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set(LAPACK_INCLUDE_DIR "Accelerate")
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set(LAPACK_LIBRARIES "-framework Accelerate")
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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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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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if(LAPACK_LIBRARIES) #adding proxy cblas.h header
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message(STATUS "LAPACK_IMPL: ${LAPACK_IMPL}, LAPACK_LIBRARIES: ${LAPACK_LIBRARIES}")
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if("${LAPACK_IMPL}" STREQUAL "Apple")
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set(CBLAS_H_PATH "Accelerate/Accelerate.h")
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set(LAPACKE_H_PATH "Accelerate/Accelerate.h")
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else()
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_find_file_in_dirs(CBLAS_H_PATH "${LAPACK_CBLAS_H}" "${LAPACK_INCLUDE_DIR}")
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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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if(NOT CBLAS_H_PATH OR NOT LAPACKE_H_PATH)
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message(WARNING "CBLAS/LAPACK headers are not found in '${LAPACK_INCLUDE_DIR}'")
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endif()
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ocv_include_directories(${LAPACK_INCLUDE_DIR})
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list(APPEND OPENCV_LINKER_LIBS ${LAPACK_LIBRARIES})
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set(HAVE_LAPACK 1)
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set(CBLAS_H_PROXY_PATH ${CMAKE_BINARY_DIR}/opencv_lapack.h)
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set(_include_str "\#include \"${CBLAS_H_PATH}\"")
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if("${CBLAS_H_PATH}" STREQUAL "${LAPACKE_H_PATH}")
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else()
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set(_include_str "${_include_str}\n\#include \"${LAPACKE_H_PATH}\"")
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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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