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Viewing changes to cmake_modules/FindLapack.cmake

  • Committer: nakaoka
  • Date: 2008-07-06 15:26:51 UTC
  • Revision ID: git-v1:fbb3ce756bbcedb021fed5d474b58ef092ea8b42
コンパイルに cmake を使用するようにし、MakefileをCMakeLists.txt で置き換えた。

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cmake_modules/FindLapack.cmake
 
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# @author Shin'ichiro Nakaoka
 
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include(CheckFunctionExists)
 
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if(NOT LAPACK_LIBRARY_DIRS)
 
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  find_library(
 
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    LAPACK_LIBRARY lapack
 
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    PATHS /usr/lib/atlas
 
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    NO_DEFAULT_PATH)
 
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  if(NOT LAPACK_LIBRARY)
 
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    find_library(LAPACK_LIBRARY lapack)
 
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  endif()
 
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  if(LAPACK_LIBRARY)
 
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    get_filename_component(LAPACK_LIBRARY_DIRS ${LAPACK_LIBRARY} PATH)
 
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    message(STATUS "detected ${LAPACK_LIBRARY}")
 
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  endif()
 
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endif()
 
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if(NOT LAPACK_LIBRARIES AND LAPACK_LIBRARY_DIRS)
 
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  find_library(
 
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    BLAS_LIBRARY cblas
 
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    PATHS ${LAPACK_LIBRARY_DIRS}
 
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    NO_DEFAULT_PATH)
 
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  if(NOT BLAS_LIBRARY)
 
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    find_library(
 
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      BLAS_LIBRARY blas
 
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      PATHS ${LAPACK_LIBRARY_DIRS}
 
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      NO_DEFAULT_PATH)
 
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  endif()
 
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  find_library(
 
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    LAPACK_LIBRARY lapack
 
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    PATH ${LAPACK_LIBRARY_DIRS}
 
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    NO_DEFAULT_PATH)
 
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  if(BLAS_LIBRARY AND LAPACK_LIBRARY)
 
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    list(APPEND LAPACK_LIBRARIES ${BLAS_LIBRARY} ${LAPACK_LIBRARY})
 
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  endif()
 
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  find_library(
 
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    G2C_LIBRARY g2c
 
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    PATH ${LAPACK_LIBRARY_DIRS}
 
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    NO_DEFAULT_PATH)
 
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  if(G2C_LIBRARY)
 
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    list(APPEND LAPACK_LIBRARIES ${G2C_LIBRARY})
 
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  endif()
 
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endif()
 
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if(NOT LAPACK_INCLUDE_DIRS)
 
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  if(BLAS_LIBRARY)
 
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    get_filename_component(BLAS_LIBRARY_DIR ${BLAS_LIBRARY} PATH)
 
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    string(REGEX REPLACE "/lib/?" "" BLAS_DIR ${BLAS_LIBRARY_DIR})
 
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    find_file(CBLAS_H_FILE cblas.h
 
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      PATHS ${BLAS_DIR}/include /usr/local/include /usr/include)
 
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    if(CBLAS_H_FILE)
 
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      get_filename_component(BLAS_INCLUDE_DIR ${CBLAS_H_FILE} PATH)
 
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      list(APPEND LAPACK_INCLUDE_DIRS ${BLAS_INCLUDE_DIR})
 
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    endif()
 
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  endif()
 
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  if(LAPACK_LIBRARY)
 
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    get_filename_component(LAPACK_LIBRARY_DIR ${LAPACK_LIBRARY} PATH)
 
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    string(REGEX REPLACE "/lib/?" "" LAPACK_DIR ${LAPACK_LIBRARY_DIR})
 
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    find_file(CLAPACK_H_FILE clapack.h
 
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      PATHS ${LAPACK_DIR}/include /usr/local/include /usr/include)
 
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    if(CLAPACK_H_FILE)
 
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      get_filename_component(LAPACK_INCLUDE_DIR ${CLAPACK_H_FILE} PATH)
 
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      list(APPEND LAPACK_INCLUDE_DIRS ${LAPACK_INCLUDE_DIR})
 
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    endif()
 
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  endif()
 
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endif()
 
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if(LAPACK_LIBRARIES)
 
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  set(LAPACK_FOUND TRUE)
 
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  set(CMAKE_REQUIRED_INCLUDES ${LAPACK_INCLUDE_DIRS})
 
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  set(CMAKE_REQUIRED_LIBRARIES ${LAPACK_LIBRARIES})
 
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  CHECK_FUNCTION_EXISTS(clapack_dgesv clapack_dgesv_found)
 
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  if(clapack_dgesv_found)
 
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    set(USE_CLAPACK_INTERFACE TRUE)
 
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    message(STATUS "use C interface for Lapack")
 
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  endif()
 
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  CHECK_FUNCTION_EXISTS(cblas_ddot cblas_ddot_found)
 
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  if(cblas_ddot_found)
 
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    set(USE_CBLAS_INTERFACE TRUE)
 
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    message(STATUS "use c interaface for Blas")
 
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  endif()
 
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endif()
 
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set(LAPACK_INCLUDE_DIRS ${LAPACK_INCLUDE_DIRS} CACHE PATH "Directories containing Lapack header files")
 
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set(LAPACK_LIBRARY_DIRS ${LAPACK_LIBRARY_DIRS} CACHE PATH "Directories containing Lapack library files")
 
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set(LAPACK_LIBRARIES ${LAPACK_LIBRARIES} CACHE PATH "Lapack library files to link")
 
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if(LAPACK_FOUND)
 
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  if(NOT Lapack_FIND_QUIETLY)
 
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    message(STATUS "Found ${LAPACK_LIBRARIES} in ${LAPACK_LIBRARY_DIRS}")
 
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  endif()
 
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else()
 
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  if(NOT Lapack_FIND_QUIETLY)
 
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    if(Lapack_FIND_REQUIRED)
 
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      message(FATAL_ERROR "Blas and Lapack required, please specify it's location.")
 
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    endif()
 
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  endif()
 
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endif()