CMakeLists.txt

cmake_minimum_required(VERSION 3.3...3.12 FATAL_ERROR)

project(conti2d LANGUAGES CXX C)
if(${CMAKE_VERSION} VERSION_LESS "3.3") 
else()
    set(CMAKE_CXX_STANDARD 11)
    set(CMAKE_CXX_STANDARD_REQUIRED ON)
endif()

# Using OpenMP
include_directories(/usr/local/Cellar/libomp/12.0.1/include /usr/local/Cellar/libomp/11.0.0/include /usr/local/Cellar/libomp/11.1.0/include)
find_package(OpenMP REQUIRED)
if(APPLE)
    set(CMAKE_C_COMPILER clang)
    set(CMAKE_CXX_COMPILER clang++)

    if(CMAKE_C_COMPILER_ID MATCHES "Clang\$")
        set(OpenMP_C_FLAGS "-Xpreprocessor -fopenmp")
        set(OpenMP_C_LIB_NAMES "omp")
        set(OpenMP_omp_LIBRARY omp)
    endif()

    if(CMAKE_CXX_COMPILER_ID MATCHES "Clang\$")
        set(OpenMP_CXX_FLAGS "-Xpreprocessor -fopenmp")
        set(OpenMP_CXX_LIB_NAMES "omp")
        set(OpenMP_omp_LIBRARY omp)
    endif()
endif()
if(OPENMP_FOUND)
    message("OPENMP FOUND")
    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
    set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${OpenMP_EXE_LINKER_FLAGS}")
endif()
#windows vs2017 doesn't need opm library link 
set(LIBomp "")
if (APPLE)
  set(LIBomp "omp")
endif()

include_directories("/opt/local/include" "/usr/local/include" "fftw-3.3.7/build/include" "netcdf/include")
link_directories("/usr/local/lib" "/opt/local/lib" "fftw-3.3.7/build/lib" "netcdf/lib")
set(src )
add_executable(${PROJECT_NAME} src/main.cpp src/MultiProgressBar.cpp src/Conti2D.cpp src/stdfunc.cpp src/FFTN.cpp)
target_link_libraries(${PROJECT_NAME} fftw3 netcdf ${LIBomp})

message(STATUS "OpenMP: " ${LIBomp})