CMakeM1.txt

# CMakeM1 checks ADDCV variable whether to include OpenCV 
# together with ceutil, wxWidgets, and jsoncpp
# and return LIBS variable with the list of libraries to link 
# and also set WIN32OPT variable with WIN32 for Windows

message(STATUS "Project dir = ${PROJECT_SOURCE_DIR}")
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
message(STATUS "Project version = ${CMAKE_PROJECT_VERSION}")

if(WIN32)
    # For windows -------------------------------------------------------
    # Set VCPKG_ROOT environmental variable for vcpkg root folder
    message(STATUS "vcpkg dir = $ENV{VCPKG_ROOT}")
    if("${CMAKE_SIZEOF_VOID_P}" STREQUAL "4")
        # if 32 bits
        message(STATUS "Generator x86-windows")
        include_directories($ENV{VCPKG_ROOT}/installed/x86-windows/include)
        link_directories($ENV{VCPKG_ROOT}/installed/x86-windows/lib)
    else()
        # if 64 bits
        message(STATUS "Generator x64-windows")
        include_directories($ENV{VCPKG_ROOT}/installed/x64-windows/include)
        link_directories($ENV{VCPKG_ROOT}/installed/x64-windows/lib)
    endif()
    find_package(jsoncpp REQUIRED)
    set(JSONCPP_LIBRARIES jsoncpp)
    find_package(wxWidgets COMPONENTS core net base REQUIRED)
    if(ADDCV)
        find_package(OpenCV REQUIRED)
    endif()
    find_package(OpenSSL REQUIRED)
    set(WIN32OPT WIN32)
    add_definitions(-D_CRT_SECURE_NO_WARNINGS)
else()
    # For linux  -------------------------------------------------------
    find_package(PkgConfig REQUIRED)
    pkg_check_modules(JSONCPP jsoncpp)
    link_libraries(${JSONCPP_LIBRARIES})
    include_directories(${JSONCPP_INCLUDE_DIRS})
    find_package(wxWidgets COMPONENTS core net base REQUIRED)
    include("${wxWidgets_USE_FILE}")
    if(ADDCV)
        find_package(OpenCV REQUIRED)
        include_directories(${OpenCV_INCLUDE_DIR})
    endif()
    find_package(OpenSSL REQUIRED)
endif()
#  ------------------------------------------------------------------
set(LIBS 
    ceutil 
    ${JSONCPP_LIBRARIES} 
    ${wxWidgets_LIBRARIES}
    OpenSSL::SSL OpenSSL::Crypto    
    )
if(ADDCV)
    set(LIBS ${LIBS} ${OpenCV_LIBS})
endif()

message(STATUS "LIBS = ${LIBS}")
message(STATUS "WIN32OPT = ${WIN32OPT}")