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