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# - Find the LAPACKE library
#
# Usage:
# FIND_PACKAGE(LAPACKE [REQUIRED] [QUIET] )
#
# It sets the following variables:
# LAPACKE_FOUND ... true if LAPACKE is found on the system
# LAPACKE_INCLUDE_DIRS ... LAPACKE include directories
# LAPACKE_LIBRARIES ... path to LAPACKE libraries
# LAPACKE_LIBRARY_DIRS ... LAPACKE library directories
SET(LAPACKE_ROOT_DIR CACHE STRING
"Root directory for custom LAPACKE implementation")
IF (NOT INTEL_MKL_ROOT_DIR)
SET(INTEL_MKL_ROOT_DIR $ENV{INTEL_MKL_ROOT})
ENDIF()
IF(NOT LAPACKE_ROOT_DIR)
IF (ENV{LAPACKEDIR})
SET(LAPACKE_ROOT_DIR $ENV{LAPACKEDIR})
ENDIF()
IF (ENV{LAPACKE_ROOT_DIR_DIR})
SET(LAPACKE_ROOT_DIR $ENV{LAPACKE_ROOT_DIR})
ENDIF()
IF (INTEL_MKL_ROOT_DIR)
SET(LAPACKE_ROOT_DIR ${INTEL_MKL_ROOT_DIR})
ENDIF()
ENDIF()
# Check if we can use PkgConfig
FIND_PACKAGE(PkgConfig)
#Determine from PKG
IF(PKG_CONFIG_FOUND AND NOT LAPACKE_ROOT_DIR)
PKG_CHECK_MODULES( PC_LAPACKE QUIET "lapacke")
ENDIF()
IF(PC_LAPACKE_FOUND)
# Verify sanity of LAPACKE pkg-config file.
FOREACH(PC_LIB ${PC_LAPACKE_LIBRARIES})
FIND_LIBRARY(${PC_LIB}_LIBRARY NAMES ${PC_LIB} HINTS ${PC_LAPACKE_LIBRARY_DIRS} )
IF (NOT ${PC_LIB}_LIBRARY)
MESSAGE(FATAL_ERROR "Something is wrong in your pkg-config file - lib ${PC_LIB} not found in ${PC_LAPACKE_LIBRARY_DIRS}")
ENDIF (NOT ${PC_LIB}_LIBRARY)
ENDFOREACH(PC_LIB)
set(LAPACKE_LIBRARIES ${PC_LAPACKE_LIBRARIES})
set(LAPACKE_LIBRARY_DIRS ${PC_LAPACKE_LIBRARY_DIRS})
FIND_PATH(LAPACKE_INCLUDE_DIRS NAMES "lapacke.h"
PATHS ${PC_LAPACKE_INCLUDE_DIRS})
ELSE(PC_LAPACKE_FOUND)
IF(LAPACKE_ROOT_DIR)
#find libs
FIND_LIBRARY(
LAPACKE_LIB
NAMES "lapacke" "LAPACKE" "liblapacke" "mkl_rt"
PATHS ${LAPACKE_ROOT_DIR}
PATH_SUFFIXES "lib" "lib64" "lib/ia32" "lib/intel64"
DOC "LAPACKE Library"
NO_DEFAULT_PATH
)
FIND_LIBRARY(
LAPACK_LIB
NAMES "lapack" "LAPACK" "liblapack" "mkl_rt"
PATHS ${LAPACKE_ROOT_DIR}
PATH_SUFFIXES "lib" "lib64" "lib/ia32" "lib/intel64"
DOC "LAPACK Library"
NO_DEFAULT_PATH
)
FIND_PATH(
LAPACKE_INCLUDES
NAMES "lapacke.h" "mkl_lapacke.h"
PATHS ${LAPACKE_ROOT_DIR}
PATH_SUFFIXES "include"
DOC "LAPACKE Include Directory"
NO_DEFAULT_PATH
)
ELSE()
FIND_LIBRARY(
LAPACKE_LIB
NAMES "lapacke" "liblapacke" "openblas" "mkl_rt"
PATHS
${LIB_INSTALL_DIR}
/opt/intel/mkl/lib/ia32
/opt/intel/mkl/lib/intel64
/usr/lib64
/usr/lib
/usr/local/lib64
/usr/local/lib
/sw/lib
/opt/local/lib
DOC "LAPACKE Library"
)
FIND_LIBRARY(
LAPACK_LIB
NAMES "lapack" "liblapack" "openblas" "mkl_rt"
PATHS
${LIB_INSTALL_DIR}
/opt/intel/mkl/lib/ia32
/opt/intel/mkl/lib/intel64
/usr/lib64
/usr/lib
/usr/local/lib64
/usr/local/lib
/sw/lib
/opt/local/lib
DOC "LAPACK Library"
)
FIND_PATH(
LAPACKE_INCLUDES
NAMES "lapacke.h" "mkl_lapacke.h"
PATHS
${INCLUDE_INSTALL_DIR}
/opt/intel/mkl/include
/usr/include
/usr/local/include
/sw/include
/opt/local/include
DOC "LAPACKE Include Directory"
PATH_SUFFIXES
lapacke
)
ENDIF(LAPACKE_ROOT_DIR)
SET(LAPACKE_INCLUDE_DIRS ${LAPACKE_INCLUDES})
SET(LAPACKE_LIBRARIES ${LAPACKE_LIB} ${LAPACK_LIB})
MARK_AS_ADVANCED(LAPACKE_INCLUDES LAPACKE_LIB LAPACK_LIB)
ENDIF(PC_LAPACKE_FOUND)
INCLUDE(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(LAPACKE DEFAULT_MSG
LAPACKE_LIBRARIES
LAPACKE_INCLUDE_DIRS)
MARK_AS_ADVANCED(LAPACKE_LIBRARIES
LAPACKE_INCLUDE_DIRS
LAPACKE_LIBRARY_DIRS)
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