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# Find the Atlas (and Lapack) libraries
#
# The following variables are optionally searched for defaults
# Atlas_ROOT_DIR: Base directory where all Atlas components are found
#
# The following are set after configuration is done:
# Atlas_FOUND
# Atlas_INCLUDE_DIRS
# Atlas_LIBRARIES
# Atlas_LIBRARYRARY_DIRS
set(Atlas_INCLUDE_SEARCH_PATHS
/usr/include/atlas
/usr/include/atlas-base
$ENV{Atlas_ROOT_DIR}
$ENV{Atlas_ROOT_DIR}/include
)
set(Atlas_LIB_SEARCH_PATHS
/usr/lib/atlas
/usr/lib/atlas-base
$ENV{Atlas_ROOT_DIR}
$ENV{Atlas_ROOT_DIR}/lib
)
find_path(Atlas_CBLAS_INCLUDE_DIR NAMES cblas.h PATHS ${Atlas_INCLUDE_SEARCH_PATHS})
find_path(Atlas_CLAPACK_INCLUDE_DIR NAMES clapack.h PATHS ${Atlas_INCLUDE_SEARCH_PATHS})
find_library(Atlas_CBLAS_LIBRARY NAMES ptcblas_r ptcblas cblas_r cblas PATHS ${Atlas_LIB_SEARCH_PATHS})
find_library(Atlas_BLAS_LIBRARY NAMES atlas_r atlas PATHS ${Atlas_LIB_SEARCH_PATHS})
find_library(Atlas_LAPACK_LIBRARY NAMES lapack alapack_r alapack lapack_atlas PATHS ${Atlas_LIB_SEARCH_PATHS})
set(LOOKED_FOR
Atlas_CBLAS_INCLUDE_DIR
Atlas_CLAPACK_INCLUDE_DIR
Atlas_CBLAS_LIBRARY
Atlas_BLAS_LIBRARY
Atlas_LAPACK_LIBRARY
)
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(Atlas DEFAULT_MSG ${LOOKED_FOR})
if(ATLAS_FOUND)
set(Atlas_INCLUDE_DIR ${Atlas_CBLAS_INCLUDE_DIR} ${Atlas_CLAPACK_INCLUDE_DIR})
set(Atlas_LIBRARIES ${Atlas_LAPACK_LIBRARY} ${Atlas_CBLAS_LIBRARY} ${Atlas_BLAS_LIBRARY})
mark_as_advanced(${LOOKED_FOR})
message(STATUS "Found Atlas (include: ${Atlas_CBLAS_INCLUDE_DIR}, library: ${Atlas_BLAS_LIBRARY})")
endif(ATLAS_FOUND)
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