# SPQR lib usually requires linking to a blas and lapack library.
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# It is up to the user of this module to find a BLAS and link to it.
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# SPQR lib requires Cholmod, colamd and amd as well.
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# FindCholmod.cmake can be used to find those packages before finding spqr
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if (SPQR_INCLUDES AND SPQR_LIBRARIES)
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set(SPQR_FIND_QUIETLY TRUE)
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endif (SPQR_INCLUDES AND SPQR_LIBRARIES)
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find_path(SPQR_INCLUDES
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NAMES
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SuiteSparseQR.hpp
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PATHS
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$ENV{SPQRDIR}
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${INCLUDE_INSTALL_DIR}
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PATH_SUFFIXES
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suitesparse
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ufsparse
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)
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find_library(SPQR_LIBRARIES spqr $ENV{SPQRDIR} ${LIB_INSTALL_DIR})
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if(SPQR_LIBRARIES)
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find_library(SUITESPARSE_LIBRARY SuiteSparse PATHS $ENV{SPQRDIR} ${LIB_INSTALL_DIR})
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if (SUITESPARSE_LIBRARY)
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set(SPQR_LIBRARIES ${SPQR_LIBRARIES} ${SUITESPARSE_LIBRARY})
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endif()
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find_library(CHOLMOD_LIBRARY cholmod PATHS $ENV{UMFPACK_LIBDIR} $ENV{UMFPACKDIR} ${LIB_INSTALL_DIR})
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if(CHOLMOD_LIBRARY)
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set(SPQR_LIBRARIES ${SPQR_LIBRARIES} ${CHOLMOD_LIBRARY})
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endif()
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endif(SPQR_LIBRARIES)
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(SPQR DEFAULT_MSG SPQR_INCLUDES SPQR_LIBRARIES)
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mark_as_advanced(SPQR_INCLUDES SPQR_LIBRARIES)
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