cmake_minimum_required(VERSION 3.5)
project(TF_CUSTOM_OP)
set (CMAKE_CXX_STANDARD 11)

message("JULIA=${JULIA}")
execute_process(COMMAND ${JULIA} -e "import ADCME; print(ADCME.__STR__)" OUTPUT_VARIABLE JL_OUT)
list(GET JL_OUT 0 BINDIR)
list(GET JL_OUT 1 LIBDIR)
list(GET JL_OUT 2 TF_INC)
list(GET JL_OUT 3 TF_ABI)
list(GET JL_OUT 4 EIGEN_INC)
list(GET JL_OUT 5 CC)
list(GET JL_OUT 6 CXX)
list(GET JL_OUT 7 CMAKE)
list(GET JL_OUT 8 MAKE)
list(GET JL_OUT 9 GIT)
list(GET JL_OUT 10 PYTHON)
list(GET JL_OUT 11 TF_LIB_FILE)


message("BINDIR=${BINDIR}")
message("LIBDIR=${LIBDIR}")
message("TF_INC=${TF_INC}")
message("TF_ABI=${TF_ABI}")
message("EIGEN_INC=${EIGEN_INC}")
message("Python path=${PYTHON}")
message("TF_LIB_FILE=${TF_LIB_FILE}")


if (CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 5.0 OR CMAKE_CXX_COMPILER_VERSION VERSION_EQUAL 5.0)
  set(CMAKE_CXX_FLAGS "-D_GLIBCXX_USE_CXX11_ABI=${TF_ABI} ${CMAKE_CXX_FLAGS}")
endif()

set(CMAKE_BUILD_TYPE Release)
if(MSVC)
set(CMAKE_CXX_FLAGS_RELEASE "-DNDEBUG")
else()
set(CMAKE_CXX_FLAGS_RELEASE "-O3 -DNDEBUG")
endif()
include_directories(${TF_INC} ${EIGEN_INC})
link_directories(${TF_LIB})


if(MSVC)
  if(CMAKE_CXX_FLAGS MATCHES "/W[0-4]")
    string(REGEX REPLACE "/W[0-4]" "/W0" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
  else()
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W0")
  endif()
  add_library(Saver SHARED Saver.cpp SaveTensor.cpp GetTensor.cpp DeleteTensor.cpp)
  set_property(TARGET Saver PROPERTY POSITION_INDEPENDENT_CODE ON)
  target_link_libraries(Saver ${TF_LIB_FILE})
  add_definitions(-DNOMINMAX)
else()
  add_library(Saver SHARED Saver.cpp)
  set_property(TARGET Saver PROPERTY POSITION_INDEPENDENT_CODE ON)

  add_library(SaveTensor SHARED SaveTensor.cpp)
  set_property(TARGET SaveTensor PROPERTY POSITION_INDEPENDENT_CODE ON)
  target_link_libraries(SaveTensor ${TF_LIB_FILE} Saver)

  add_library(GetTensor SHARED GetTensor.cpp)
  set_property(TARGET GetTensor PROPERTY POSITION_INDEPENDENT_CODE ON)
  target_link_libraries(GetTensor ${TF_LIB_FILE} Saver)

  add_library(DeleteTensor SHARED DeleteTensor.cpp)
  set_property(TARGET DeleteTensor PROPERTY POSITION_INDEPENDENT_CODE ON)
  target_link_libraries(DeleteTensor ${TF_LIB_FILE} Saver)
endif()