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#-------------------------------------------------------------------------------
# SuiteSparse/SuiteSparse_config/cmake_modules/SuiteSparseLAPACK.cmake
#-------------------------------------------------------------------------------
# SuiteSparse_config, Copyright (c) 2012-2023, Timothy A. Davis.
# All Rights Reserved.
# SPDX-License-Identifier: BSD-3-clause
#-------------------------------------------------------------------------------
# SuiteSparse interface to the Fortran LAPACK library.
# cmake 3.22 is required because BLA_SIZEOF_INTEGER is used.
# The Intel MKL BLAS is highly recommended. It is free to download (but be
# sure to check their license to make sure you accept it). See:
# https://www.intel.com/content/www/us/en/developer/tools/oneapi/onemkl.htm
# The use of this package must be preceded with:
# include ( SuiteSparseBLAS )
cmake_minimum_required ( VERSION 3.22 )
if ( DEFINED LAPACK_LIBRARIES OR DEFINED LAPACK_INCLUDE_DIRS )
# User supplied variables for libraries and/or include directories.
# Use them as-is.
return ( )
endif ( )
if ( BLA_VENDOR STREQUAL "FLAME" )
find_library ( LAPACK_LIBRARY
NAMES flame
PATH_SUFFIXES lib build )
# look for the static LAPACK library (usually liblapack.a)
if ( MSVC )
set ( STATIC_SUFFIX .lib )
else ( )
set ( STATIC_SUFFIX .a )
endif ( )
set ( save ${CMAKE_FIND_LIBRARY_SUFFIXES} )
set ( CMAKE_FIND_LIBRARY_SUFFIXES ${STATIC_SUFFIX} ${CMAKE_FIND_LIBRARY_SUFFIXES} )
find_library ( LAPACK_STATIC
NAMES lapack
PATH_SUFFIXES lib build)
set ( CMAKE_FIND_LIBRARY_SUFFIXES ${save} )
set ( LAPACK_LIBRARIES ${LAPACK_LIBRARY} )
include (FindPackageHandleStandardArgs)
find_package_handle_standard_args ( LAPACK
REQUIRED_VARS LAPACK_LIBRARY
)
mark_as_advanced (
LAPACK_LIBRARY
LAPACK_STATIC
LAPACK_LIBRARIES
)
set ( BLA_VENDOR "FLAME" )
if ( LAPACK_FOUND )
message ( STATUS "LAPACK library: ${LAPACK_LIBRARY}" )
message ( STATUS "LAPACK static: ${LAPACK_STATIC}" )
else ( )
message ( STATUS "LAPACK not found" )
endif ( )
else ( )
# all other cases: BLA_VENDOR works fine for LAPACK
find_package ( LAPACK REQUIRED )
endif ( )
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