cmake_minimum_required(VERSION 3.15)
project(untitled)

set(CMAKE_CXX_STANDARD 14)

add_executable(untitled main.cpp)

if (MKL_INCLUDE_DIRS AND MKL_LIBRARIES AND MKL_INTERFACE_LIBRARY AND
        MKL_SEQUENTIAL_LAYER_LIBRARY AND MKL_CORE_LIBRARY)
    set (MKL_FIND_QUIETLY TRUE)
endif()

if(NOT BUILD_SHARED_LIBS)
    set(INT_LIB "libmkl_intel_ilp64.a")
    set(SEQ_LIB "libmkl_sequential.a")
    set(THR_LIB "libmkl_intel_thread.a")
    set(COR_LIB "libmkl_core.a")
else()
    set(INT_LIB "mkl_intel_ilp64")
    set(SEQ_LIB "mkl_sequential")
    set(THR_LIB "mkl_intel_thread")
    set(COR_LIB "mkl_core")
endif()

find_path(MKL_INCLUDE_DIR NAMES mkl.h HINTS $ENV{MKLROOT}/include)

find_library(MKL_INTERFACE_LIBRARY
        NAMES ${INT_LIB}
        PATHS $ENV{MKLROOT}/lib
        $ENV{MKLROOT}/lib/intel64
        $ENV{INTEL}/mkl/lib/intel64
        NO_DEFAULT_PATH)

find_library(MKL_SEQUENTIAL_LAYER_LIBRARY
        NAMES ${SEQ_LIB}
        PATHS $ENV{MKLROOT}/lib
        $ENV{MKLROOT}/lib/intel64
        $ENV{INTEL}/mkl/lib/intel64
        NO_DEFAULT_PATH)

find_library(MKL_CORE_LIBRARY
        NAMES ${COR_LIB}
        PATHS $ENV{MKLROOT}/lib
        $ENV{MKLROOT}/lib/intel64
        $ENV{INTEL}/mkl/lib/intel64
        NO_DEFAULT_PATH)

set(MKL_INCLUDE_DIRS ${MKL_INCLUDE_DIR})
set(MKL_LIBRARIES ${MKL_INTERFACE_LIBRARY} ${MKL_SEQUENTIAL_LAYER_LIBRARY} ${MKL_CORE_LIBRARY})

if (MKL_INCLUDE_DIR AND
        MKL_INTERFACE_LIBRARY AND
        MKL_SEQUENTIAL_LAYER_LIBRARY AND
        MKL_CORE_LIBRARY)

    if (NOT DEFINED ENV{CRAY_PRGENVPGI} AND
            NOT DEFINED ENV{CRAY_PRGENVGNU} AND
            NOT DEFINED ENV{CRAY_PRGENVCRAY} AND
            NOT DEFINED ENV{CRAY_PRGENVINTEL})
        set(ABI "-m64")
    endif()

    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DMKL_ILP64 ${ABI}")
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DMKL_ILP64 ${ABI}")

else()

    set(MKL_INCLUDE_DIRS "")
    set(MKL_LIBRARIES "")
    set(MKL_INTERFACE_LIBRARY "")
    set(MKL_SEQUENTIAL_LAYER_LIBRARY "")
    set(MKL_CORE_LIBRARY "")
endif()