DGLCMakeList.txt

if(MKL)
   message(STATUS "Enabling MKL")
   if( "${MKL_ROOT}" STREQUAL "")
     if(EXISTS $ENV{HOME}/intel/mkl)
     set(MKL_ROOT $ENV{HOME}/intel/mkl)
     message(STATUS "Found default mkl installation in ${MKL_ROOT}")
     else()
     message(FATAL_ERROR "MKL is not found , please set -DMKL_ROOT=/your/path !")
     endif()     
   endif()   
   add_definitions(-DUSE_MKL)
   add_definitions(-DMKL_ENABLED=1)
   include_directories("${MKL_ROOT}/include")
   set(MKL_VER_FILE ${MKL_ROOT}/include/mkl_version.h)   
   if(NOT EXISTS ${MKL_VER_FILE})
   message(FATAL_ERROR "Incorrect MKL_ROOT file not found ${MKL_VER_FILE}")
   endif()

   set(MKL_LIB_DIR "/home/pawepiot/intel/compilers_and_libraries_2020.1.217/linux/mkl/lib/intel64_lin")

   set(F_LIBS mkl_intel_lp64 mkl_intel_thread mkl_core)   
   foreach(X IN LISTS F_LIBS)
   if(NOT EXISTS ${MKL_LIB_DIR}/lib${X}.so)
   message(FATAL_ERROR " lib${X}.so not found in ${MKL_LIB_DIR}")
   endif()   
   endforeach()   
   link_directories(${MKL_LIB_DIR})
   list(APPEND DGL_LINKER_LIBS ${F_LIBS} iomp5)
endif(MKL)