cmake_minimum_required(VERSION 3.17.0)

set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>DLL")

if(APPLE)
    project(sdrangel LANGUAGES C CXX OBJCXX)
else()
    project(sdrangel)
endif()

list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake/Modules)

# disable only when needed
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)

set(CMAKE_EXPORT_COMPILE_COMMANDS ON)

# configure version
set(sdrangel_VERSION_MAJOR "7")
set(sdrangel_VERSION_MINOR "27")
set(sdrangel_VERSION_PATCH "2")
set(sdrangel_VERSION_SUFFIX "")

# SDRAngel cmake options
option(DEBUG_OUTPUT "Print debug messages" OFF)
option(SANITIZE_ADDRESS "Activate detection of uninitialized memory (AddressSanitizer)" OFF)
option(SANITIZE_MEMORY "Activate detection of leaked memory (LeakSanitizer)" OFF)
option(RX_SAMPLE_24BIT "Internal 24 bit Rx DSP" ON)
option(BUILD_SERVER "Build Server" ON)
option(BUILD_GUI "Build GUI" ON)
option(BUILD_BENCH "Build benchmark" ON)
option(HIDE_CONSOLE "Hide console when running GUI on Windows" ON)
option(BUNDLE "Enable distribution bundle" OFF)
set(ARCH_OPT "native" CACHE STRING "Specify instruction set to use. Will be passed directly as `-march` or `/arch:` argument on supported compilers. \
                                   'native' option will figure out host machine compatibilities and set flags accordingly (even with MSVC).")
option(ENABLE_QT6 "Build with Qt6 rather than Qt5" OFF)
option(ENABLE_PROFILER "Enable runtime profiler" OFF)
if(UNIX AND NOT ANDROID)
  set(DEFAULT_ENABLE_LIBUNWIND ON)
else()
  set(DEFAULT_ENABLE_LIBUNWIND OFF)
endif()
option(ENABLE_LIBUNWIND "Use libunwind for stack traces in exception handlers" ${DEFAULT_ENABLE_LIBUNWIND})
set(VKFFT_BACKEND 1 CACHE STRING "vkFFT Backend: 0 - Vulkan, 1 - CUDA")
option(BUILD_SHARED_LIBS "Build using shared libraries" ON)

set(HAVE_LIBUNWIND OFF)
if(ENABLE_LIBUNWIND AND UNIX AND NOT ANDROID)
  find_package(PkgConfig QUIET)

  if(PKG_CONFIG_FOUND)
    pkg_check_modules(LIBUNWIND QUIET libunwind)
  endif()

  if(NOT LIBUNWIND_FOUND)
    find_library(LIBUNWIND_LIB NAMES unwind)
    if(LIBUNWIND_LIB)
      set(LIBUNWIND_LIBRARIES ${LIBUNWIND_LIB})
      set(LIBUNWIND_FOUND TRUE)
    endif()
  endif()

  if(LIBUNWIND_FOUND)
    if(NOT LIBUNWIND_LIBRARIES)
      set(LIBUNWIND_LIBRARIES unwind)
    endif()

	  find_library(LIBUNWIND_ARCH_LIB NAMES unwind-x86_64 unwind-x86 unwind-aarch64 unwind-arm unwind-loongarch64 unwind-ppc64 unwind-s390x)

    if(LIBUNWIND_ARCH_LIB)
      list(APPEND LIBUNWIND_LIBRARIES ${LIBUNWIND_ARCH_LIB})
    else()
      if(PKG_CONFIG_FOUND)
        pkg_check_modules(LIBUNWIND_GENERIC QUIET libunwind-generic)

        if(LIBUNWIND_GENERIC_FOUND)
            list(APPEND LIBUNWIND_LIBRARIES ${LIBUNWIND_GENERIC_LIBRARIES})
        endif()
      endif()

      if(NOT LIBUNWIND_GENERIC_FOUND)
        find_library(LIBUNWIND_GENERIC NAMES unwind-generic)

        if(LIBUNWIND_GENERIC)
          list(APPEND LIBUNWIND_LIBRARIES ${LIBUNWIND_GENERIC})
          set(LIBUNWIND_GENERIC_FOUND TRUE)
        endif()
      endif()

      if(LIBUNWIND_GENERIC_FOUND)
        message(WARNING "libunwind generic library used instead of arch one.")
      else()
        message(WARNING "libunwind arch or generic library not found; stack traces may fail to link.")
      endif()
    endif()
    set(HAVE_LIBUNWIND ON)
    message(STATUS "libunwind found - LIBUNWIND_LIBRARIES=${LIBUNWIND_LIBRARIES}")
    message(STATUS "libunwind include dirs - ${LIBUNWIND_INCLUDE_DIRS}")
    message(STATUS "libunwind cflags - ${LIBUNWIND_CFLAGS}")
    message(STATUS "libunwind ldflags - ${LIBUNWIND_LDFLAGS}")
  else()
    message(WARNING "libunwind requested but not found; stack traces disabled. Install libunwind-dev or similar package.")
    set(ENABLE_LIBUNWIND OFF)
  endif()
endif()

# Sampling devices enablers
option(ENABLE_AARONIARTSA "Enable AaroniaRTSA support" ON)
option(ENABLE_AIRSPY "Enable AirSpy support" ON)
option(ENABLE_AIRSPYHF "Enable AirSpyHF support" ON)
option(ENABLE_BLADERF "Enable bladeRF support" ON)
option(ENABLE_FUNCUBE "Enable FUNcube support" ON)
option(ENABLE_HACKRF "Enable HackRF support" ON)
option(ENABLE_IIO "Enable liniio support like PlutoSDR" ON)
option(ENABLE_LIMESUITE "Enable limesuite support" ON)
option(ENABLE_METIS "Enable Metis support" ON)
option(ENABLE_MIRISDR "Enable LibMiri for old SDRPlay" ON)
option(ENABLE_PERSEUS "Enable perseus support" ON)
option(ENABLE_RTLSDR "Enable rtl-sdr support" ON)
option(ENABLE_SDRPLAY "Enable SDRplay support" ON)
option(ENABLE_SOAPYSDR "Enable SoapySDR support" ON)
option(ENABLE_XTRX "Enable XTRX support" ON)
option(ENABLE_PACK_MIRSDRAPI "Enable inclusion of the mirsdr-api library - for personal use only" OFF)
option(ENABLE_USRP "Enable USRP support" ON)
option(ENABLE_FOBOS "Enable Fobos SDR support" ON)

# Channel Rx enablers
option(ENABLE_CHANNELRX "Enable channelrx plugins" ON)
option(ENABLE_CHANNELRX_DEMODADSB "Enable channelrx demodadsb plugin" ON)
option(ENABLE_CHANNELRX_DEMODAM "Enable channelrx demodam plugin" ON)
option(ENABLE_CHANNELRX_DEMODDATV "Enable channelrx demoddatv plugin" ON)
option(ENABLE_CHANNELRX_RADIOCLOCK "Enable channelrx radioclock plugin" ON)
option(ENABLE_CHANNELRX_RADIOASTRONOMY "Enable channelrx radioastronomy plugin" ON)
option(ENABLE_CHANNELRX_DEMODRADIOSONDE "Enable channelrx demodradiosonde plugin" ON)
option(ENABLE_CHANNELRX_FREQTRACKER "Enable channelrx freqtracker plugin" ON)
option(ENABLE_CHANNELRX_DEMODATV "Enable channelrx demodatv plugin" ON)
option(ENABLE_CHANNELRX_DEMODPAGER "Enable channelrx demodpager plugin" ON)
option(ENABLE_CHANNELRX_DEMODDAB "Enable channelrx demoddab plugin" ON)
option(ENABLE_CHANNELRX_UDPSINK "Enable channelrx udpsink plugin" ON)
option(ENABLE_CHANNELRX_DEMODAIS "Enable channelrx demodais plugin" ON)
option(ENABLE_CHANNELRX_DEMODNFM "Enable channelrx demodnfm plugin" ON)
option(ENABLE_CHANNELRX_DEMODM17 "Enable channelrx demodm17 plugin" ON)
option(ENABLE_CHANNELRX_FILESINK "Enable channelrx filesink plugin" ON)
option(ENABLE_CHANNELRX_DEMODFREEDV "Enable channelrx demodfreedv plugin" ON)
option(ENABLE_CHANNELRX_DEMODCHIRPCHAT "Enable channelrx demodchirpchat plugin" ON)
option(ENABLE_CHANNELRX_DEMODMESHTASTIC "Enable channelrx demodmeshtastic plugin" ON)
option(ENABLE_CHANNELRX_DEMODMESHCORE "Enable channelrx demodmeshcore plugin" ON)
option(ENABLE_CHANNELRX_REMOTESINK "Enable channelrx remotesink plugin" ON)
option(ENABLE_CHANNELRX_REMOTETCPSINK "Enable channelrx remotetcpsink plugin" ON)
option(ENABLE_CHANNELRX_DEMODSSB "Enable channelrx demodssb plugin" ON)
option(ENABLE_CHANNELRX_CHANALYZER "Enable channelrx chanalyzer plugin" ON)
option(ENABLE_CHANNELRX_SIGMFFILESINK "Enable channelrx sigmffilesink plugin" ON)
option(ENABLE_CHANNELRX_DEMODBFM "Enable channelrx demodbfm plugin" ON)
option(ENABLE_CHANNELRX_DEMODWFM "Enable channelrx demodwfm plugin" ON)
option(ENABLE_CHANNELRX_NOISEFIGURE "Enable channelrx noisefigure plugin" ON)
option(ENABLE_CHANNELRX_DEMODVOR "Enable channelrx demodvor plugin" ON)
option(ENABLE_CHANNELRX_LOCALSINK "Enable channelrx localsink plugin" ON)
option(ENABLE_CHANNELRX_DEMODPACKET "Enable channelrx demodpacket plugin" ON)
option(ENABLE_CHANNELRX_DEMODAPT "Enable channelrx demodapt plugin" ON)
option(ENABLE_CHANNELRX_DEMODDSD "Enable channelrx demoddsd plugin" ON)
option(ENABLE_CHANNELRX_DEMODFT8 "Enable channelrx demodft8 plugin" ON)
option(ENABLE_CHANNELRX_DEMODNAVTEX "Enable channelrx demodnavtex plugin" ON)
option(ENABLE_CHANNELRX_DEMODRTTY "Enable channelrx demodrtty plugin" ON)
option(ENABLE_CHANNELRX_DEMODILS "Enable channelrx demodils plugin" ON)
option(ENABLE_CHANNELRX_DEMODDSC "Enable channelrx demoddsc plugin" ON)
option(ENABLE_CHANNELRX_HEATMAP "Enable channelrx heatmap plugin" ON)
option(ENABLE_CHANNELRX_FREQSCANNER "Enable channelrx freqscanner plugin" ON)
option(ENABLE_CHANNELRX_ENDOFTRAIN "Enable channelrx end-of-train plugin" ON)
option(ENABLE_CHANNELRX_CHANNELPOWER "Enable channelrx channel power plugin" ON)
option(ENABLE_CHANNELRX_WDSPRX "Enable channelrx WDSP receiver plugin" ON)
option(ENABLE_CHANNELRX_DEMODINMARSAT "Enable channelrx demodinmarsat plugin" ON)

# Channel Tx enablers
option(ENABLE_CHANNELTX "Enable channeltx plugins" ON)
option(ENABLE_CHANNELTX_MODM17 "Enable channeltx modm17 plugin" ON)
option(ENABLE_CHANNELTX_MODNFM "Enable channeltx modnfm plugin" ON)
option(ENABLE_CHANNELTX_MODAIS "Enable channeltx modais plugin" ON)
option(ENABLE_CHANNELTX_LOCALSOURCE "Enable channeltx localsource plugin" ON)
option(ENABLE_CHANNELTX_MODDATV "Enable channeltx moddatv plugin" ON)
option(ENABLE_CHANNELTX_MODAM "Enable channeltx modam plugin" ON)
option(ENABLE_CHANNELTX_MODFREEDV "Enable channeltx modfreedv plugin" ON)
option(ENABLE_CHANNELTX_MODPACKET "Enable channeltx modpacket plugin" ON)
option(ENABLE_CHANNELTX_MODSSB "Enable channeltx modssb plugin" ON)
option(ENABLE_CHANNELTX_UDPSOURCE "Enable channeltx udpsource plugin" ON)
option(ENABLE_CHANNELTX_MODCHIRPCHAT "Enable channeltx modchirpchat plugin" ON)
option(ENABLE_CHANNELTX_MODMESHTASTIC "Enable channeltx modmeshtastic plugin" ON)
option(ENABLE_CHANNELTX_MODMESHCORE "Enable channeltx modmeshcore plugin" ON)
option(ENABLE_CHANNELTX_MODWFM "Enable channeltx modwfm plugin" ON)
option(ENABLE_CHANNELTX_MODATV "Enable channeltx modatv plugin" ON)
option(ENABLE_CHANNELTX_MOD802.15.4 "Enable channeltx mod802.15.4 plugin" ON)
option(ENABLE_CHANNELTX_REMOTESOURCE "Enable channeltx remotesource plugin" ON)
option(ENABLE_CHANNELTX_FILESOURCE "Enable channeltx filesource plugin" ON)
option(ENABLE_CHANNELTX_MODRTTY "Enable channeltx modrtty plugin" ON)
option(ENABLE_CHANNELTX_MODPSK31 "Enable channeltx modpsk31 plugin" ON)

# Channel MIMO enablers
option(ENABLE_CHANNELMIMO "Enable channelmimo plugins" ON)
option(ENABLE_CHANNELMIMO_INTERFEROMETER "Enable channelmimo interferometer plugin" ON)
option(ENABLE_CHANNELMIMO_DOA2 "Enable channelmimo doa2 plugin" ON)
option(ENABLE_CHANNELMIMO_BEAMSTEERINGCWMOD "Enable channelmimo beamsteeringcwmod plugin" ON)

# Feature enablers
option(ENABLE_FEATURE "Enable feature plugins" ON)
option(ENABLE_FEATURE_LIMERFE "Enable feature limerfe plugin" ON)
option(ENABLE_FEATURE_VORLOCALIZER "Enable feature vorlocalizer plugin" ON)
option(ENABLE_FEATURE_JOGDIALCONTROLLER "Enable feature jogdialcontroller plugin" ON)
option(ENABLE_FEATURE_MAP "Enable feature map plugin" ON)
option(ENABLE_FEATURE_SIMPLEPTT "Enable feature simpleptt plugin" ON)
option(ENABLE_FEATURE_RADIOSONDE "Enable feature radiosonde plugin" ON)
option(ENABLE_FEATURE_ANTENNATOOLS "Enable feature antennatools plugin" ON)
option(ENABLE_FEATURE_SATELLITETRACKER "Enable feature satellitetracker plugin" ON)
option(ENABLE_FEATURE_APRS "Enable feature aprs plugin" ON)
option(ENABLE_FEATURE_DEMODANALYZER "Enable feature demodanalyzer plugin" ON)
option(ENABLE_FEATURE_AMBE "Enable feature ambe plugin" ON)
option(ENABLE_FEATURE_AIS "Enable feature ais plugin" ON)
option(ENABLE_FEATURE_AFC "Enable feature afc plugin" ON)
option(ENABLE_FEATURE_STARTRACKER "Enable feature startracker plugin" ON)
option(ENABLE_FEATURE_RIGCTLSERVER "Enable feature rigctlserver plugin" ON)
option(ENABLE_FEATURE_PERTESTER "Enable feature pertester plugin" ON)
option(ENABLE_FEATURE_GS232CONTROLLER "Enable feature gs232controller plugin" ON)
option(ENABLE_FEATURE_REMOTECONTROL "Enable feature remote control plugin" ON)
option(ENABLE_FEATURE_SKYMAP "Enable feature sky map plugin" ON)
option(ENABLE_FEATURE_SID "Enable feature sid plugin" ON)
option(ENABLE_FEATURE_MORSEDECODER "Enable feature morsedecoder plugin" ON)
option(ENABLE_FEATURE_DENOISER "Enable feature denoiser plugin" ON)
option(ENABLE_FEATURE_FREQDISPLAY "Enable feature freqdisplay plugin" ON)

# on windows always build external libraries
if(WIN32)
  set(ENABLE_EXTERNAL_LIBRARIES ON CACHE BOOL "Build external libraries" FORCE)
  # to run fixup_bundle()
  set(BUNDLE ON CACHE BOOL "Enable distribution bundle" FORCE)
endif()

# Set additional project information
set(COMPANY "f4exb")
add_definitions("-DCOMPANY=\"${COMPANY}\"")
set(APPLICATION_NAME "SDRangel")
add_definitions("-DAPPLICATION_NAME=\"${APPLICATION_NAME}\"")
set(APPLICATION_MAINTAINER="Edouard Griffiths, F4EXB <f4exb06@gmail.com>")
set(COPYRIGHT "Copyright (c) 2019 Edouard Griffiths. All rights reserved.")
add_definitions("-DCOPYRIGHT=\"${COPYRIGHT}\"")
set(IDENTIFIER "com.${COMPANY}.${APPLICATION_NAME}")
add_definitions("-DIDENTIFIER=\"${IDENTIFIER}\"")

find_package(Git)
if(GIT_FOUND AND EXISTS "${CMAKE_SOURCE_DIR}/.git/")
  execute_process(COMMAND "${GIT_EXECUTABLE}" describe --tags
    WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
    RESULT_VARIABLE res
    OUTPUT_VARIABLE out
    ERROR_QUIET
    OUTPUT_STRIP_TRAILING_WHITESPACE)
  if(NOT res)
        string(REGEX REPLACE "^v([0-9]+)\.([0-9]+)\.([0-9]+)" "" git_commit ${out})
        set(sdrangel_VERSION_SUFFIX "${git_commit}")
    endif()
endif()

find_program(CCACHE "ccache")
if(CCACHE AND NOT EMSCRIPTEN)
    message(STATUS "Using ccache ${CCACHE}")
    set(CMAKE_C_COMPILER_LAUNCHER ${CCACHE})
    set(CMAKE_CXX_COMPILER_LAUNCHER ${CCACHE})
    if(APPLE)
        set(CMAKE_OBJCXX_COMPILER_LAUNCHER ${CCACHE})
    endif()
    set(ENV{CCACHE_SLOPPINESS} pch_defines,time_macros)
endif()

set(sdrangel_VERSION "${sdrangel_VERSION_MAJOR}.${sdrangel_VERSION_MINOR}.${sdrangel_VERSION_PATCH}${sdrangel_VERSION_SUFFIX}" CACHE INTERNAL "")
message(STATUS "${APPLICATION_NAME} Version: ${sdrangel_VERSION}")
add_definitions("-DSDRANGEL_LIB_VERSION=\"${sdrangel_VERSION_MAJOR}.${sdrangel_VERSION_MINOR}.${sdrangel_VERSION_PATCH}\"")
add_definitions("-DSDRANGEL_VERSION=\"${sdrangel_VERSION}\"")

# configure CPACK information
set(CPACK_PACKAGE_NAME "${CMAKE_PROJECT_NAME}")
set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "SDR Rx/Tx software for Airspy, Airspy HF+, BladeRF, HackRF, LimeSDR, PlutoSDR, RTL-SDR, SDRplay, USRP and FunCube")
set(CPACK_PACKAGE_VENDOR "${COMPANY}")
set(CPACK_PACKAGE_CONTACT "https://github.com/f4exb/sdrangel")
set(CPACK_PACKAGE_DESCRIPTION_FILE "${CMAKE_SOURCE_DIR}/Readme.md")
set(CPACK_PACKAGE_VERSION "${sdrangel_VERSION_MAJOR}.${sdrangel_VERSION_MINOR}.${sdrangel_VERSION_PATCH}${sdrangel_VERSION_SUFFIX}")
set(CPACK_PACKAGE_VERSION_MAJOR ${sdrangel_VERSION_MAJOR})
set(CPACK_PACKAGE_VERSION_MINOR ${sdrangel_VERSION_MINOR})
set(CPACK_PACKAGE_VERSION_PATCH ${sdrangel_VERSION_PATCH})
set(CPACK_SOURCE_STRIP_FILES true)
set(CPACK_STRIP_FILES true)
set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_SOURCE_DIR}/LICENSE")
set(CPACK_RESOURCE_FILE_README "${CMAKE_SOURCE_DIR}/Readme.md")
set(CPACK_SOURCE_IGNORE_FILES "${PROJECT_BINARY_DIR};/.git/;.gitignore;menu.yml;.travis.yml;.appveyor.yml;default.nix;.envrc;TODOs.org;/.scripts/")
set(CPACK_SOURCE_GENERATOR "ZIP;TGZ")

# if we don't set build_type
if(NOT DEFINED CMAKE_BUILD_TYPE OR "${CMAKE_BUILD_TYPE}" STREQUAL "")
      set(CMAKE_BUILD_TYPE Release CACHE STRING "Build type" FORCE)
endif()
message(STATUS "Build type set to: ${CMAKE_BUILD_TYPE}")

# as default disable qDebug()
if(NOT DEBUG_OUTPUT)
  add_definitions("-DQT_NO_DEBUG_OUTPUT")
endif()

# declare build structures
# !! change sdrbase/plugins/pluginmanager.cpp too !!
add_definitions("-DLIB=\"lib${LIB_SUFFIX}\"")
set(SDRANGEL_BINARY_BIN_DIR "${CMAKE_BINARY_DIR}/bin")
set(SDRANGEL_BINARY_LIB_DIR "${CMAKE_BINARY_DIR}/lib${LIB_SUFFIX}")
if(WIN32)
  set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${SDRANGEL_BINARY_BIN_DIR}")
  set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_DEBUG "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}")
  set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_RELEASE "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}")
  set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_RELWITHDEBINFO "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}")
else()
  set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}")
endif()
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${SDRANGEL_BINARY_LIB_DIR}")
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${SDRANGEL_BINARY_LIB_DIR}")
if(WIN32)
  set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY_DEBUG "${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}")
  set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY_RELEASE "${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}")
  set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY_RELWITHDEBINFO "${CMAKE_ARCHIVE_OUTPUT_DIRECTORY}")
  set(CMAKE_LIBRARY_OUTPUT_DIRECTORY_DEBUG "${CMAKE_LIBRARY_OUTPUT_DIRECTORY}")
  set(CMAKE_LIBRARY_OUTPUT_DIRECTORY_RELEASE "${CMAKE_LIBRARY_OUTPUT_DIRECTORY}")
  set(CMAKE_LIBRARY_OUTPUT_DIRECTORY_RELWITHDEBINFO "${CMAKE_LIBRARY_OUTPUT_DIRECTORY}")
  set(BUILD_PLUGINS_RUNTIME_DIR "${SDRANGEL_BINARY_BIN_DIR}/plugins")
  set(BUILD_PLUGINSSRV_RUNTIME_DIR "${SDRANGEL_BINARY_BIN_DIR}/pluginssrv")
endif()
set(BUILD_PLUGINS_DIR "${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/plugins")
set(BUILD_PLUGINSSRV_DIR "${CMAKE_LIBRARY_OUTPUT_DIRECTORY}/pluginssrv")
# use only lib when create .app/.dmg
if(APPLE AND BUNDLE AND BUILD_GUI)
  set(INSTALL_BIN_DIR ".")
  set(INSTALL_LIB_DIR "lib")
  set(INSTALL_DOC_DIR "doc")
elseif(WIN32)
  # used to create package
  set(INSTALL_BIN_DIR ".")
  set(INSTALL_LIB_DIR ".")
  set(INSTALL_DOC_DIR ".")
else()
  set(INSTALL_BIN_DIR "bin")
  set(INSTALL_LIB_DIR "lib${LIB_SUFFIX}/${CMAKE_PROJECT_NAME}")
  set(INSTALL_DOC_DIR "share/${CMAKE_PROJECT_NAME}")
endif()
set(INSTALL_PLUGINS_DIR "${INSTALL_LIB_DIR}/plugins")
set(INSTALL_PLUGINSSRV_DIR "${INSTALL_LIB_DIR}/pluginssrv")

if(ANDROID)
  set(PLUGINS_PREFIX    "sdrangel_plugins_")
  set(PLUGINSSRV_PREFIX "sdrangel_pluginssrv_")
  set(ANDROID_PACKAGE_SOURCE_DIR ${PROJECT_SOURCE_DIR}/android/qt6 CACHE INTERNAL "")
else()
  set(PLUGINS_PREFIX    "")
  set(PLUGINSSRV_PREFIX "")
endif()
set(EXTERNAL_BUILD_LIBRARIES "${CMAKE_BINARY_DIR}/external")

# custom libraries
set(CUSTOM_APPLE_INCLUDE "${CMAKE_SOURCE_DIR}/custom/apple" CACHE INTERNAL "")
set(CUSTOM_WINDOWS_INCLUDE "${CMAKE_SOURCE_DIR}/custom/windows" CACHE INTERNAL "")

if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
  set(LINUX TRUE)
  add_definitions(-DLINUX)
  # populate distribution name
  # LSB_CODENAME will hold trusty for example
  find_program(LSB_RELEASE_EXECUTABLE lsb_release)
  if(LSB_RELEASE_EXECUTABLE)
    execute_process(COMMAND ${LSB_RELEASE_EXECUTABLE} -cs
      OUTPUT_VARIABLE LSB_CODENAME
      OUTPUT_STRIP_TRAILING_WHITESPACE
      )
  endif()
  configure_file("${CMAKE_SOURCE_DIR}/cmake/cpack/${CMAKE_PROJECT_NAME}.desktop.in"
    "${CMAKE_BINARY_DIR}/${CMAKE_PROJECT_NAME}.desktop" @ONLY)
  set(FFTW3F_FOUND ON CACHE INTERNAL "")
elseif(APPLE)
  if("${CMAKE_OSX_DEPLOYMENT_TARGET}" STREQUAL "")
    message(STATUS "Build for macOS target: local version")
  else()
    message(STATUS "Build for macOS target: ${CMAKE_OSX_DEPLOYMENT_TARGET}")
  endif()

  # prepend path to find_*()
  set(CMAKE_FIND_ROOT_PATH "/opt/local")

  set(CMAKE_MACOSX_RPATH ON)
  message(STATUS "RPATH support: ${CMAKE_MACOSX_RPATH}")

  configure_file("${CMAKE_SOURCE_DIR}/cmake/cpack/MacOSXBundleInfo.plist.in"
    "${CMAKE_BINARY_DIR}/Info.plist" @ONLY)
elseif (WIN32)
  # check compiler version
  message(STATUS "MSVC_VERSION is ${MSVC_VERSION}")
  if(MSVC_VERSION GREATER_EQUAL 1930)
    set(VS2022 ON)
  elseif(MSVC_VERSION GREATER_EQUAL 1920 AND MSVC_VERSION LESS 1930)
    set(VS2019 ON)
  elseif(MSVC_VERSION GREATER_EQUAL 1910 AND MSVC_VERSION LESS 1919)
    set(VS2017 ON)
  elseif(MSVC_VERSION GREATER_EQUAL 1900 AND MSVC_VERSION LESS 1910)
    set(VS2015 ON)
  endif()

  if(NOT VS2015 AND NOT VS2017 AND NOT VS2019 AND NOT VS2022)
    message(FATAL_ERROR "You must use Microsoft Visual Studio 2015, 2017, 2019 or greater as compiler")
  endif()

  # in alternative we can use ExternalProject
  set(EXTERNAL_LIBRARY_FOLDER "${CMAKE_SOURCE_DIR}/external/windows")
  set(FFTW3F_FOUND ON CACHE INTERNAL "")
  set(FFTW3F_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/fftw-3/include" CACHE INTERNAL "")
  set(FFTW3F_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/fftw-3/libfftw3f-3.lib" CACHE INTERNAL "")
  set(FFTW3F_WISDOM "${EXTERNAL_LIBRARY_FOLDER}/fftw-3/fftwf-wisdom.exe" CACHE INTERNAL "")
  set(FFTW3F_DLL_DIR "${EXTERNAL_LIBRARY_FOLDER}/fftw-3" CACHE INTERNAL "")

  set(LIBUSB_FOUND ON CACHE INTERNAL "")
  set(LIBUSB_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/libusb/include" CACHE INTERNAL "")
  set(LIBUSB_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/libusb/MS64/dll/libusb-1.0.lib" CACHE INTERNAL "")
  set(LIBUSB_DLL_DIR "${EXTERNAL_LIBRARY_FOLDER}/libusb/MS64/dll" CACHE INTERNAL "")

  set(FOBOS_SDR_FOUND ON CACHE INTERNAL "")
  set(FOBOS_SDR_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/fobos-sdr/include" CACHE INTERNAL "")
  set(FOBOS_SDR_LIBRARY "${EXTERNAL_LIBRARY_FOLDER}/fobos-sdr/lib/fobos_sdr.lib" CACHE INTERNAL "")
  set(FOBOS_SDR_DLL_DIR "${EXTERNAL_LIBRARY_FOLDER}/fobos-sdr/bin" CACHE INTERNAL "")

  set(FOBOS_REGULAR_FOUND ON CACHE INTERNAL "")
  set(FOBOS_REGULAR_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/fobos-regular/include" CACHE INTERNAL "")
  set(FOBOS_REGULAR_LIBRARY "${EXTERNAL_LIBRARY_FOLDER}/fobos-regular/lib/fobos.lib" CACHE INTERNAL "")
  set(FOBOS_REGULAR_DLL_DIR "${EXTERNAL_LIBRARY_FOLDER}/fobos-regular/bin" CACHE INTERNAL "")

  if(VS2022 OR VS2019)
    set(OpenCV_DIR "${EXTERNAL_LIBRARY_FOLDER}/opencv4" CACHE INTERNAL "")
  else()
    set(OpenCV_DIR "${EXTERNAL_LIBRARY_FOLDER}/opencv" CACHE INTERNAL "")
  endif()
  set(PKG_CONFIG_EXECUTABLE "${EXTERNAL_LIBRARY_FOLDER}/pkg-config-lite/bin/pkg-config.exe" CACHE INTERNAL "")
  set(SOAPYSUPPORT_DIR "${EXTERNAL_LIBRARY_FOLDER}/soapysdr-support" CACHE INTERNAL "")

  set(CODEC2_FOUND ON CACHE INTERNAL "")
  set(CODEC2_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/codec2/include" CACHE INTERNAL "")
  set(CODEC2_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/codec2/lib/codec2.lib" CACHE INTERNAL "")
  set(CODEC2_DLL_DIR "${EXTERNAL_LIBRARY_FOLDER}/codec2/lib" CACHE INTERNAL "")

  set(UHD_FOUND ON CACHE INTERNAL "")
  set(UHD_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/uhd/include" CACHE INTERNAL "")
  set(UHD_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/uhd/lib/uhd.lib" CACHE INTERNAL "")
  set(UHD_DLL_DIR "${EXTERNAL_LIBRARY_FOLDER}/uhd/bin" CACHE INTERNAL "")

  set(DAB_FOUND ON CACHE INTERNAL "")
  set(DAB_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/dab" CACHE INTERNAL "")
  set(DAB_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/dab/dab_lib.lib" CACHE INTERNAL "")
  set(DAB_DLL_DIR "${EXTERNAL_LIBRARY_FOLDER}/dab" CACHE INTERNAL "")

  set(OPENSSL_FOUND ON CACHE INTERNAL "")
  set(OPENSSL_DLL_DIR "${EXTERNAL_LIBRARY_FOLDER}/openssl" CACHE INTERNAL "")

  # ffmpeg
  set(FFMPEG_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/ffmpeg/include" CACHE INTERNAL "")
  set(FFMPEG_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/ffmpeg/bin" CACHE INTERNAL "")
  set(AVCODEC_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/ffmpeg/include" CACHE INTERNAL "")
  set(AVCODEC_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/ffmpeg/lib/avcodec.lib" CACHE INTERNAL "")
  set(AVFORMAT_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/ffmpeg/include" CACHE INTERNAL "")
  set(AVFORMAT_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/ffmpeg/lib/avformat.lib" CACHE INTERNAL "")
  set(AVUTIL_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/ffmpeg/include" CACHE INTERNAL "")
  set(AVUTIL_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/ffmpeg/lib/avutil.lib" CACHE INTERNAL "")
  set(SWRESAMPLE_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/ffmpeg/include" CACHE INTERNAL "")
  set(SWRESAMPLE_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/ffmpeg/lib/swresample.lib" CACHE INTERNAL "")
  set(SWSCALE_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/ffmpeg/include" CACHE INTERNAL "")
  set(SWSCALE_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/ffmpeg/lib/swscale.lib" CACHE INTERNAL "")

  # LimeSuite FX3 support
  set(FX3SDK_DIR "${EXTERNAL_LIBRARY_FOLDER}/FX3SDK" CACHE INTERNAL "")

  set(SDRPLAY_FOUND ON CACHE INTERNAL "")
  set(SDRPLAY_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/sdrplay/inc" CACHE INTERNAL "")
  set(SDRPLAY_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/sdrplay/x64/sdrplay_api.lib" CACHE INTERNAL "")
  set(SDRPLAY_DLL_DIR "${EXTERNAL_LIBRARY_FOLDER}/sdrplay/x64/" CACHE INTERNAL "")

  set(FAAD_FOUND ON CACHE INTERNAL "")
  set(FAAD_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/faad2/include" CACHE INTERNAL "")
  set(FAAD_LIBRARY "${EXTERNAL_LIBRARY_FOLDER}/faad2/lib/libfaad.lib" CACHE INTERNAL "")

  set(ZLIB_FOUND ON CACHE INTERNAL "")
  set(ZLIB_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/zlib/include" CACHE INTERNAL "")
  set(ZLIB_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/zlib/lib/zlibstaticd.lib" CACHE INTERNAL "")

  set(HIDAPI_FOUND ON CACHE INTERNAL "")
  set(HIDAPI_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/hidapi/include" CACHE INTERNAL "")
  set(HIDAPI_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/hidapi/x64/hidapi.lib" CACHE INTERNAL "")
  set(HIDAPI_DLL_DIR "${EXTERNAL_LIBRARY_FOLDER}/hidapi/x64" CACHE INTERNAL "")

  set(LIBSIGMF_FOUND ON CACHE INTERNAL "")
  set(LIBSIGMF_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/libsigmf/include" CACHE INTERNAL "")
  set(LIBSIGMF_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/libsigmf/lib/libsigmf.lib" DbgHelp CACHE INTERNAL "")
  set(LIBSIGMF_LIBRARIES_DEBUG "${EXTERNAL_LIBRARY_FOLDER}/libsigmf/lib/libsigmfd.lib" DbgHelp CACHE INTERNAL "")
  set(LIBSIGMF_DLL_DIR "${EXTERNAL_LIBRARY_FOLDER}/libsigmf/lib/" CACHE INTERNAL "")

  set(LIBACARS_FOUND ON CACHE INTERNAL "")
  set(LIBACARS_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/libacars/include/libacars-2" CACHE INTERNAL "")
  set(LIBACARS_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/libacars/lib/acars-2.lib" CACHE INTERNAL "")

  # used on fixup_bundle phase
  set(WINDOWS_FIXUP_BUNDLE_LIB_DIRS
    "${EXTERNAL_LIBRARY_FOLDER}/fftw-3"
    "${EXTERNAL_LIBRARY_FOLDER}/libusb/MS64/dll"
    "${EXTERNAL_LIBRARY_FOLDER}/ffmpeg/bin"
    "${EXTERNAL_LIBRARY_FOLDER}/libsigmf/lib"
    "${EXTERNAL_LIBRARY_FOLDER}/fobos-sdr/bin"
  )
elseif(ANDROID)
  set(EXTERNAL_LIBRARY_FOLDER "${CMAKE_SOURCE_DIR}/external/android")

  set(Boost_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/ndk_26b_boost_1.83.0/include" CACHE INTERNAL "")

  set(FFTW3F_FOUND ON CACHE INTERNAL "")
  set(FFTW3F_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/fftw-3/include" CACHE INTERNAL "")
  set(FFTW3F_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/fftw-3/lib/libfftw3f.a" CACHE INTERNAL "")

  set(OPUS_FOUND ON CACHE INTERNAL "")
  set(OPUS_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/libopus/include" CACHE INTERNAL "")
  set(OPUS_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/libopus/lib/libopus.a" CACHE INTERNAL "")

  set(CODEC2_FOUND ON CACHE INTERNAL "")
  set(CODEC2_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/codec2/include" CACHE INTERNAL "")
  set(CODEC2_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/codec2/lib/libcodec2.a" CACHE INTERNAL "")

  set(APT_FOUND ON CACHE INTERNAL "")
  set(APT_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/aptdec/include/apt" CACHE INTERNAL "")
  set(APT_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/aptdec/lib/libaptstatic.a" CACHE INTERNAL "")

  set(SGP4_FOUND ON CACHE INTERNAL "")
  set(SGP4_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/sgp4/include/libsgp4" CACHE INTERNAL "")
  set(SGP4_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/sgp4/lib/libsgp4.a" CACHE INTERNAL "")

  set(CSPICE_FOUND ON CACHE INTERNAL "")
  set(CSPICE_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/cspice/include" CACHE INTERNAL "")
  set(CSPICE_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/cspice/lib/libcspice.a" CACHE INTERNAL "")

  set(INMARSATC_FOUND ON CACHE INTERNAL "")
  set(INMARSATC_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/inmarsatc/include" CACHE INTERNAL "")
  set(INMARSATC_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/inmarsatc/lib/libinmarsatc_decoder.so" "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/inmarsatc/lib/libinmarsatc_parser.so" CACHE INTERNAL "")

  set(ZLIB_FOUND ON CACHE INTERNAL "")
  set(ZLIB_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/zlib/include" CACHE INTERNAL "")
  set(ZLIB_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/zlib/lib/libz.a" CACHE INTERNAL "")

  set(FAAD_FOUND ON CACHE INTERNAL "")
  set(FAAD_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/faad2/include" CACHE INTERNAL "")
  set(FAAD_LIBRARY "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/faad2/lib/liblibfaadstatic.a" CACHE INTERNAL "")

  set(DAB_FOUND ON CACHE INTERNAL "")
  set(DAB_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/libdab/include/dab_lib" CACHE INTERNAL "")
  set(DAB_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/libdab/lib/libdab_lib.so" CACHE INTERNAL "")

  set(LIBMBE_FOUND ON CACHE INTERNAL "")
  set(LIBMBE_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/mbelib/include/" CACHE INTERNAL "")
  set(LIBMBE_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/mbelib/lib/libmbe.a" CACHE INTERNAL "")

  set(LIBDSDCC_FOUND ON CACHE INTERNAL "")
  set(LIBDSDCC_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/dsdcc/include/" CACHE INTERNAL "")
  set(LIBDSDCC_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/dsdcc/lib/libdsdcc.so" CACHE INTERNAL "")

  set(FFMPEG_FOUND ON CACHE INTERNAL "")
  set(FFMPEG_SKIP_CHECK ON CACHE INTERNAL "")
  set(FFMPEG_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/include" CACHE INTERNAL "")
  set(FFMPEG_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/bin" CACHE INTERNAL "")
  set(AVCODEC_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/include" CACHE INTERNAL "")
  set(AVCODEC_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/lib/libavcodec.so" CACHE INTERNAL "")
  set(AVFORMAT_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/include" CACHE INTERNAL "")
  set(AVFORMAT_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/lib/libavformat.so" CACHE INTERNAL "")
  set(AVUTIL_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/include" CACHE INTERNAL "")
  set(AVUTIL_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/lib/libavutil.so" CACHE INTERNAL "")
  set(SWRESAMPLE_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/include" CACHE INTERNAL "")
  set(SWRESAMPLE_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/lib/libswresample.so" CACHE INTERNAL "")
  set(SWSCALE_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/include" CACHE INTERNAL "")
  set(SWSCALE_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/lib/libswscale.so" CACHE INTERNAL "")

  set(GGMORSE_FOUND ON CACHE INTERNAL "")
  set(GGMORSE_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ggmorse/include/" CACHE INTERNAL "")
  set(GGMORSE_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ggmorse/lib/static/libggmorse.a" CACHE INTERNAL "")

  set(CM256CC_FOUND ON CACHE INTERNAL "")
  set(CM256CC_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/cm256cc/include/" CACHE INTERNAL "")
  set(CM256CC_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/cm256cc/lib/libcm256cc.so" CACHE INTERNAL "")

  set(FLAC_FOUND ON CACHE INTERNAL "")
  set(FLAC_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/flac/include/" CACHE INTERNAL "")
  set(FLAC_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/flac/lib/libFLAC.so" CACHE INTERNAL "")

  set(LIBUSB_FOUND ON CACHE INTERNAL "")
  set(LIBUSB_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/libusb/include/" CACHE INTERNAL "")
  set(LIBUSB_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/libusb/lib/libusb1.0.so" CACHE INTERNAL "")

  set(LIBAIRSPYHF_FOUND ON CACHE INTERNAL "")
  set(LIBAIRSPYHF_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/airspyhf/include/" CACHE INTERNAL "")
  set(LIBAIRSPYHF_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/airspyhf/lib/libairspyhf.a" CACHE INTERNAL "")

  set(LIBAIRSPY_FOUND ON CACHE INTERNAL "")
  set(LIBAIRSPY_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/airspy/include/" CACHE INTERNAL "")
  set(LIBAIRSPY_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/airspy/lib/libairspy.a" CACHE INTERNAL "")

  set(LIBRTLSDR_FOUND ON CACHE INTERNAL "")
  set(LIBRTLSDR_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/librtlsdr/include/" CACHE INTERNAL "")
  set(LIBRTLSDR_LIBRARIES "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/librtlsdr/lib/librtlsdr.a" CACHE INTERNAL "")

  set(LIMESUITE_FOUND ON CACHE INTERNAL "")
  set(LIMESUITE_INCLUDE_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/limesuite/include/" CACHE INTERNAL "")
  set(LIMESUITE_LIBRARY "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/limesuite/lib/libLimeSuite.a" CACHE INTERNAL "")

  set(OpenCV_FOUND ON CACHE INTERNAL "")
  set(OpenCV_INCLUDE_DIRS "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/opencv/sdk/native/jni/include/" CACHE INTERNAL "")
  set(OpenCV_LIBS_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/opencv/sdk/native/staticlibs/${ANDROID_ABI}")
  set(OpenCV_LIBS
    "${OpenCV_LIBS_DIR}/libopencv_bgsegm.a"
    "${OpenCV_LIBS_DIR}/libopencv_calib3d.a"
    "${OpenCV_LIBS_DIR}/libopencv_core.a"
    "${OpenCV_LIBS_DIR}/libopencv_dnn.a"
    "${OpenCV_LIBS_DIR}/libopencv_features2d.a"
    "${OpenCV_LIBS_DIR}/libopencv_flann.a"
    "${OpenCV_LIBS_DIR}/libopencv_highgui.a"
    "${OpenCV_LIBS_DIR}/libopencv_imgcodecs.a"
    "${OpenCV_LIBS_DIR}/libopencv_imgproc.a"
    "${OpenCV_LIBS_DIR}/libopencv_photo.a"
    "${OpenCV_LIBS_DIR}/libopencv_video.a"
    "${OpenCV_LIBS_DIR}/libopencv_videoio.a"
    "${OpenCV_LIBS_DIR}/libopencv_ximgproc.a"
    CACHE INTERNAL "")
  set(OpenCV_3RDPARTY_LIBS_DIR "${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/opencv/sdk/native/3rdparty/libs/${ANDROID_ABI}")
  set(OpenCV_3RDPARTY_LIBS
    "${OpenCV_3RDPARTY_LIBS_DIR}/libtegra_hal.a"
    "${OpenCV_3RDPARTY_LIBS_DIR}/libkleidicv_hal.a"
    "${OpenCV_3RDPARTY_LIBS_DIR}/libkleidicv_thread.a"
    "${OpenCV_3RDPARTY_LIBS_DIR}/libkleidicv.a"
    "${OpenCV_3RDPARTY_LIBS_DIR}/liblibtiff.a"
    "${OpenCV_3RDPARTY_LIBS_DIR}/liblibjpeg-turbo.a"
    "${OpenCV_3RDPARTY_LIBS_DIR}/liblibpng.a"
    "${OpenCV_3RDPARTY_LIBS_DIR}/liblibwebp.a"
    "${OpenCV_3RDPARTY_LIBS_DIR}/liblibopenjp2.a"
    "${OpenCV_3RDPARTY_LIBS_DIR}/libIlmImf.a"
    "${OpenCV_3RDPARTY_LIBS_DIR}/libittnotify.a"
    "${OpenCV_3RDPARTY_LIBS_DIR}/libcpufeatures.a"
    "${OpenCV_3RDPARTY_LIBS_DIR}/liblibprotobuf.a"
  )
  list(APPEND OpenCV_LIBS ${OpenCV_3RDPARTY_LIBS} ${ZLIB_LIBRARIES})
  find_library(ANDROID_MEDIANDK_LIBRARY mediandk)
  if(ANDROID_MEDIANDK_LIBRARY)
    list(APPEND OpenCV_LIBS "${ANDROID_MEDIANDK_LIBRARY}")
  else()
    list(APPEND OpenCV_LIBS mediandk)
  endif()
  set(OpenCV_LIBS "${OpenCV_LIBS}" CACHE INTERNAL "")

  if (ENABLE_QT6)
    set(ANDROID_EXTRA_LIBS
      ${EXTERNAL_LIBRARY_FOLDER}/android_openssl-master/ssl_3/${ANDROID_ABI}/libssl_3.so
      ${EXTERNAL_LIBRARY_FOLDER}/android_openssl-master/ssl_3/${ANDROID_ABI}/libcrypto_3.so
      ${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/lib/libavcodec.so
      ${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/lib/libavdevice.so
      ${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/lib/libavfilter.so
      ${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/lib/libavformat.so
      ${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/lib/libavutil.so
      ${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/lib/libswresample.so
      ${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/lib/libswscale.so
      ${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/ffmpeg/lib/libc++_shared.so
      ${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/libdab/lib/libdab_lib.so
      ${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/dsdcc/lib/libdsdcc.so
      ${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/libusb/lib/libunrooted_android.so
      ${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/libusb/lib/libusb1.0.so
      ${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/cm256cc/lib/libcm256cc.so
      ${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/flac/lib/libFLAC.so
      ${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/inmarsatc/lib/libinmarsatc_decoder.so
      ${EXTERNAL_LIBRARY_FOLDER}/${ANDROID_ABI}/inmarsatc/lib/libinmarsatc_parser.so
      ${Qt6_DIR}/../../../lib/libQt6Sql_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../lib/libQt6SerialPort_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../lib/libQt6Charts_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../lib/libQt6Positioning_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../lib/libQt6PositioningQuick_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../lib/libQt6Location_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../lib/libQt6Concurrent_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../lib/libQt6MultimediaWidgets_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../lib/libQt6TextToSpeech_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../lib/libQt6QuickWidgets_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../lib/libQt6QuickControls2_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../lib/libQt6QuickWidgets_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../lib/libQt6QuickTemplates2_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../lib/libQt6QuickShapes_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../lib/libQt6SvgWidgets_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../plugins/sqldrivers/libplugins_sqldrivers_qsqlite_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../plugins/geoservices/libplugins_geoservices_qtgeoservices_osm_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../plugins/tls/libplugins_tls_qopensslbackend_${ANDROID_ABI}.so
      ${Qt6_DIR}/../../../plugins/tls/libplugins_tls_qcertonlybackend_${ANDROID_ABI}.so
      ${CMAKE_BINARY_DIR}/lib/libft8.so
      ${CMAKE_BINARY_DIR}/lib/libmetisdevice.so
      ${CMAKE_BINARY_DIR}/lib/libmodemm17.so
      ${CMAKE_BINARY_DIR}/lib/libmodemmeshtastic.so
      ${CMAKE_BINARY_DIR}/lib/libwdsp.so
      CACHE INTERNAL ""
    )
  else()
    set(ANDROID_EXTRA_LIBS
        ${Qt5_DIR}/plugins/sqldrivers/libplugins_sqldrivers_qsqlite_arm64-v8a.so
        ${Qt5_DIR}/plugins/geoservices/libplugins_geoservices_qtgeoservices_mapboxgl_arm64-v8a.so
        ${Qt5_DIR}/lib/libQt5Sql_arm64-v8a.so
        ${Qt5_DIR}/lib/libQt5SerialPort_arm64-v8a.so
        ${Qt5_DIR}/lib/libQt5Charts_arm64-v8a.so
        ${Qt5_DIR}/lib/libQt5Positioning_arm64-v8a.so
        ${Qt5_DIR}/lib/libQt5PositioningQuick_arm64-v8a.so
        ${Qt5_DIR}/lib/libQt5Location_arm64-v8a.so
        ${Qt5_DIR}/lib/libQt5Concurrent_arm64-v8a.so
        ${Qt5_DIR}/lib/libQt5MultimediaWidgets_arm64-v8a.so
        ${Qt5_DIR}/lib/libQt5SerialPort_arm64-v8a.so
        ${Qt5_DIR}/lib/libQt5TextToSpeech_arm64-v8a.so
        ${Qt5_DIR}/lib/libQt5QuickControls2_arm64-v8a.so
        ${Qt5_DIR}/lib/libQt5QuickWidgets_arm64-v8a.so
        ${Qt5_DIR}/lib/libQt5QuickTemplates2_arm64-v8a.so
        ${Qt5_DIR}/lib/libQt5QuickShapes_arm64-v8a.so
        ${Qt5_DIR}/lib/libQt5Sql_armeabi-v7a.so
        ${Qt5_DIR}/lib/libQt5SerialPort_armeabi-v7a.so
        ${Qt5_DIR}/lib/libQt5Charts_armeabi-v7a.so
        ${Qt5_DIR}/lib/libQt5Positioning_armeabi-v7a.so
        ${Qt5_DIR}/lib/libQt5PositioningQuick_armeabi-v7a.so
        ${Qt5_DIR}/lib/libQt5Location_armeabi-v7a.so
        ${Qt5_DIR}/lib/libQt5Concurrent_armeabi-v7a.so
        ${Qt5_DIR}/lib/libQt5MultimediaWidgets_armeabi-v7a.so
        ${Qt5_DIR}/lib/libQt5SerialPort_armeabi-v7a.so
        ${Qt5_DIR}/lib/libQt5TextToSpeech_armeabi-v7a.so
        ${Qt5_DIR}/lib/libQt5QuickControls2_armeabi-v7a.so
        ${Qt5_DIR}/lib/libQt5QuickWidgets_armeabi-v7a.so
        ${Qt5_DIR}/lib/libQt5QuickTemplates2_armeabi-v7a.so
        ${Qt5_DIR}/lib/libQt5QuickShapes_armeabi-v7a.so
        ${Qt5_DIR}/plugins/sqldrivers/libplugins_sqldrivers_qsqlite_armeabi-v7a.so
        ${Qt5_DIR}/plugins/geoservices/libplugins_geoservices_qtgeoservices_mapboxgl_armeabi-v7a.so
        ${EXTERNAL_LIBRARY_FOLDER}/android_openssl/latest/arm64/libssl_1_1.so
        ${EXTERNAL_LIBRARY_FOLDER}/android_openssl/latest/arm64/libcrypto_1_1.so
        ${EXTERNAL_LIBRARY_FOLDER}/arm64-v8a/ffmpeg/lib/libavcodec.so
        ${EXTERNAL_LIBRARY_FOLDER}/arm64-v8a/ffmpeg/lib/libavdevice.so
        ${EXTERNAL_LIBRARY_FOLDER}/arm64-v8a/ffmpeg/lib/libavfilter.so
        ${EXTERNAL_LIBRARY_FOLDER}/arm64-v8a/ffmpeg/lib/libavformat.so
        ${EXTERNAL_LIBRARY_FOLDER}/arm64-v8a/ffmpeg/lib/libavutil.so
        ${EXTERNAL_LIBRARY_FOLDER}/arm64-v8a/ffmpeg/lib/libswresample.so
        ${EXTERNAL_LIBRARY_FOLDER}/arm64-v8a/ffmpeg/lib/libswscale.so
        ${EXTERNAL_LIBRARY_FOLDER}/arm64-v8a/ffmpeg/lib/libc++_shared.so
        ${EXTERNAL_LIBRARY_FOLDER}/arm64-v8a/libdab/lib/libdab_lib.so
        ${EXTERNAL_LIBRARY_FOLDER}/arm64-v8a/dsdcc/lib/libdsdcc.so
        ${EXTERNAL_LIBRARY_FOLDER}/arm64-v8a/libusb/lib/libunrooted_android.so
        ${EXTERNAL_LIBRARY_FOLDER}/arm64-v8a/libusb/lib/libusb1.0.so
        ${EXTERNAL_LIBRARY_FOLDER}/arm64-v8a/flac/lib/libFLAC.so
        ${EXTERNAL_LIBRARY_FOLDER}/armeabi-v7a/ffmpeg/lib/libavcodec.so
        ${EXTERNAL_LIBRARY_FOLDER}/armeabi-v7a/ffmpeg/lib/libavdevice.so
        ${EXTERNAL_LIBRARY_FOLDER}/armeabi-v7a/ffmpeg/lib/libavfilter.so
        ${EXTERNAL_LIBRARY_FOLDER}/armeabi-v7a/ffmpeg/lib/libavformat.so
        ${EXTERNAL_LIBRARY_FOLDER}/armeabi-v7a/ffmpeg/lib/libavutil.so
        ${EXTERNAL_LIBRARY_FOLDER}/armeabi-v7a/ffmpeg/lib/libswresample.so
        ${EXTERNAL_LIBRARY_FOLDER}/armeabi-v7a/ffmpeg/lib/libswscale.so
        ${EXTERNAL_LIBRARY_FOLDER}/armeabi-v7a/ffmpeg/lib/libc++_shared.so
        ${EXTERNAL_LIBRARY_FOLDER}/armeabi-v7a/libdab/lib/libdab_lib.so
        ${EXTERNAL_LIBRARY_FOLDER}/armeabi-v7a/dsdcc/lib/libdsdcc.so
        ${EXTERNAL_LIBRARY_FOLDER}/armeabi-v7a/libusb/lib/libunrooted_android.so
        ${EXTERNAL_LIBRARY_FOLDER}/armeabi-v7a/libusb/lib/libusb1.0.so
        ${EXTERNAL_LIBRARY_FOLDER}/armeabi-v7a/flac/lib/libFLAC.so
      CACHE INTERNAL ""
    )
  endif()
  add_compile_definitions(ANDROID)
elseif(UNIX)
  set(CMAKE_FIND_ROOT_PATH "/usr/local")
  include_directories("/usr/local/include")
  link_directories("/usr/local/lib")
endif()

# When building a bundle on MacOS, we want to keep build paths in the library
# so macdeployqt can find them. The following code is only for installing
if (NOT BUNDLE)
  # TODO: check if(DEFINED) and fix macports -D
  # fix install path
  set(CMAKE_INSTALL_RPATH
    "${CMAKE_INSTALL_PREFIX}/${INSTALL_LIB_DIR}" CACHE
    PATH "Library Install RPath" FORCE)
  # Allow RPATH to files outside the build tree
  set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
  # force full path
  set(CMAKE_INSTALL_NAME_DIR
    "${CMAKE_INSTALL_PREFIX}/${INSTALL_LIB_DIR}" CACHE
    PATH "Library Install Name Destination Directory" FORCE)
endif()

# enable 24 bit receiving path
if (RX_SAMPLE_24BIT)
    message(STATUS "Compiling for 24 bit Rx DSP chain")
    add_compile_definitions(SDR_RX_SAMPLE_24BIT)
else()
    message(STATUS "Compiling for 16 bit Rx DSP chain")
endif()

if (ENABLE_PROFILER)
    add_compile_definitions(ENABLE_PROFILER)
endif()

# Set compiler options based on target architecture and selected extensions
include(CompilerOptions)

# Instruct CMake to run moc automatically when needed
set(CMAKE_AUTOMOC ON)

# Create code from a list of Qt designer ui files
set(CMAKE_AUTOUIC ON)

# https://cmake.org/cmake/help/v3.0/manual/cmake-qt.7.html#autorcc
set(CMAKE_AUTORCC TRUE)

# As moc files are generated in the binary dir,
# tell CMake to always look for includes there:
set(CMAKE_INCLUDE_CURRENT_DIR ON)

# Qt requirements
# See: https://doc-snapshots.qt.io/qt6-dev/cmake-qt5-and-qt6-compatibility.html
if(ENABLE_QT6)
    find_package(Qt6
                   COMPONENTS
                     Core
                     Widgets
                     WebSockets
                     Multimedia
                     MultimediaWidgets
                     Positioning
                     Charts
                     SerialPort
                     CorePrivate)
else()
    find_package(Qt5 5.15
                   REQUIRED COMPONENTS
                     Core
                     Widgets
                     WebSockets
                     Multimedia
                     MultimediaWidgets
                     Positioning
                     Charts
                     SerialPort)
endif()

# for the server we don't need OpenGL/Qt Quick components
if (BUILD_GUI)
    if(ANDROID)
        # WebEngine not supported on Android
        if (ENABLE_QT6)
            find_package(Qt6
                           REQUIRED COMPONENTS
                            Location
                            OpenGL
                            OpenGLWidgets
                            Quick
                            QuickWidgets
                            TextToSpeech
                            Svg
                            SvgWidgets
                            StateMachine)
        else()
            find_package(Qt5
                           REQUIRED COMPONENTS
                            OpenGL
                            Quick
                            QuickWidgets
                            Location
                            TextToSpeech
                            Svg
                            AndroidExtras
                           OPTIONAL_COMPONENTS
                            Gamepad)
        endif()
    else()
        find_package(OpenGL REQUIRED)
        if (ENABLE_QT6)
            find_package(Qt6
                           REQUIRED COMPONENTS
                            OpenGL
                            OpenGLWidgets
                            Quick
                            QuickWidgets
                            Svg
                            SvgWidgets
                            StateMachine
                           OPTIONAL_COMPONENTS
                            WebEngineQuick
                            WebEngineCore
                            WebEngineWidgets
                            TextToSpeech
                            Location)
        else()
            find_package(Qt5
                           REQUIRED COMPONENTS
                            OpenGL
                            Quick
                            QuickWidgets
                            Location
                            TextToSpeech
                            Svg
                           OPTIONAL_COMPONENTS
                            WebEngine
                            WebEngineCore
                            WebEngineWidgets
                            Gamepad)
        endif()
    endif()
endif()

# List of static plugins to link with - This is appended to by each pluging CMakeLists.txt
set_property(GLOBAL PROPERTY STATIC_PLUGINS_PROPERTY "")

if(Qt${QT_DEFAULT_MAJOR_VERSION}Positioning_FOUND)
    add_compile_definitions(QT_POSITIONING_FOUND)
endif()
if(Qt${QT_DEFAULT_MAJOR_VERSION}Location_FOUND)
    add_compile_definitions(QT_LOCATION_FOUND)
endif()
if(Qt${QT_DEFAULT_MAJOR_VERSION}Charts_FOUND)
    add_compile_definitions(QT_CHARTS_FOUND)
endif()
if(Qt${QT_DEFAULT_MAJOR_VERSION}TextToSpeech_FOUND)
    add_compile_definitions(QT_TEXTTOSPEECH_FOUND)
endif()
if(BUILD_SHARED_LIBS)
    add_compile_definitions(BUILD_SHARED_LIBS)
endif()

# other requirements
if(NOT ANDROID AND NOT EMSCRIPTEN)
  find_package(PkgConfig REQUIRED)
endif()

if(APPLE)
  find_package(ICONV)
endif()

# unfortunately OpenCV library from windows doesn't set the cache option
if(WIN32)
  find_package(OpenCV OPTIONAL_COMPONENTS core highgui imgproc imgcodecs videoio) # channeltx/modatv

  set(OpenCV_INCLUDE_DIRS "${OpenCV_INCLUDE_DIRS}" CACHE INTERNAL "")
  set(OpenCV_LIBS "${OpenCV_LIBS}" CACHE INTERNAL "")

  # add libs folder for fixup_bundle()
  get_filename_component(GFN_Boost_LIBS_DIR "${Boost_LIBS}" DIRECTORY)

  if(CMAKE_SIZEOF_VOID_P EQUAL 8)
    set(OpenCV_ARCH "64")
  elseif(CMAKE_SIZEOF_VOID_P EQUAL 4)
    set(OpenCV_ARCH "86")
  endif()

  set(OpenCV_LIBS_BIN_DIR "${OpenCV_DIR}/x${OpenCV_ARCH}/${OpenCV_RUNTIME}/bin" CACHE INTERNAL "")

  set(WINDOWS_FIXUP_BUNDLE_LIB_DIRS
    "${WINDOWS_FIXUP_BUNDLE_LIB_DIRS}"
    "${GFN_Boost_LIBS_DIR}"
    "${OpenCV_LIBS_BIN_DIR}"
  )
endif()

# When ENABLE_EXTERNAL_LIBRARIES is ON, we build most of the required 3rd party libraries from source
# When ENABLE_EXTERNAL_LIBRARIES is AUTO, we only build 3rd party libraries that aren't already available
# When ENABLE_EXTERNAL_LIBRARIES is OFF, we only use prebuilt libraries

if (NOT ENABLE_EXTERNAL_LIBRARIES)
    find_package(Boost REQUIRED)
    find_package(FFTW3F REQUIRED)
    if(NOT ANDROID)
        find_package(LibUSB REQUIRED)
    endif()
elseif(ENABLE_EXTERNAL_LIBRARIES STREQUAL "AUTO")
    find_package(Boost)
    find_package(FFTW3F)
    if(NOT ANDROID)
        find_package(LibUSB)
    endif()
endif()

if (NOT ENABLE_EXTERNAL_LIBRARIES OR (ENABLE_EXTERNAL_LIBRARIES STREQUAL "AUTO"))
    if (NOT OpenCV_FOUND)
    find_package(OpenCV OPTIONAL_COMPONENTS core highgui imgproc imgcodecs videoio) # channeltx/modatv
    endif()
    find_package(LibSigMF) # SigMF recording files support
    find_package(ZLIB) # For DAB
    find_package(FAAD) # For DAB
    find_package(Codec2)
    find_package(CM256cc)
    find_package(LibMbe)
    find_package(SerialDV)
    find_package(LibDSDcc)
    find_package(Sgp4)
    find_package(CSPICE)
    find_package(AptDec)
    find_package(LibDAB)
    find_package(HIDAPI)
    find_package(FFmpeg COMPONENTS AVCODEC AVFORMAT AVUTIL SWSCALE)
    find_package(GGMorse)
    find_package(LibInmarsatC)
    find_package(RNnoise)
    find_package(FLAC)

    # Devices
    if(ENABLE_AIRSPY)
        find_package(LibAIRSPY)
    endif()
    if(ENABLE_AIRSPYHF)
        find_package(LibAIRSPYHF)
    endif()
    if(ENABLE_BLADERF)
        find_package(LibBLADERF 2.0)
    endif()
    if(ENABLE_HACKRF)
        find_package(LibHACKRF)
    endif()
    if(ENABLE_LIMESUITE)
        find_package(LimeSuite)
        if (LIMESUITE_FOUND)
            add_definitions(-DHAS_LIMERFEUSB)
        endif()
    endif()
    if(ENABLE_IIO) # PlutoSDR
        find_package(LibIIO)
    endif()
    if(ENABLE_MIRISDR)
        find_package(LibMiriSDR)
    endif()
    if(ENABLE_PERSEUS)
        find_package(LibPerseus)
    endif()
    if(ENABLE_RTLSDR)
        find_package(LibRTLSDR)
    endif()
    if(ENABLE_SOAPYSDR)
        find_package(SoapySDR)
    endif()
    if(ENABLE_USRP)
        find_package(UHD)
    endif()
endif()

# The following devices can't yet be built by external/CMakeLists.txt, so always call find_package
if(ENABLE_SDRPLAY)
    find_package(SDRplay)
endif()
if(ENABLE_XTRX)
    find_package(LibXTRX)
endif()

if(ENABLE_EXTERNAL_LIBRARIES)
    add_subdirectory(external)
    find_package(Boost REQUIRED)
endif()

if (LIBSIGMF_FOUND AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
    add_definitions(-DHAS_LIBSIGMF)
endif()

if(ENABLE_FUNCUBE AND LIBUSB_FOUND AND HIDAPI_FOUND)
    add_subdirectory(fcdlib)
    add_subdirectory(fcdhid)
endif()

# base libraries
add_subdirectory(sdrbase)
add_subdirectory(httpserver)
add_subdirectory(logging)
add_subdirectory(qrtplib)
add_subdirectory(swagger)
add_subdirectory(devices)

add_subdirectory(modemm17)
add_subdirectory(modemmeshtastic)
add_subdirectory(modemmeshcore)

if (FFTW3F_FOUND)
    add_subdirectory(ft8)
    add_definitions(-DHAS_FT8)
    set(FT8_SUPPORT ON CACHE INTERNAL "")
endif()

if (FFTW3F_FOUND)
    add_subdirectory(wdsp)
    add_definitions(-DHAS_WDSP)
    set(WDSP_SUPPORT ON CACHE INTERNAL "")
endif()

if (BUILD_BENCH)
add_subdirectory(sdrbench)
endif()

if (BUILD_GUI)
    add_subdirectory(sdrgui)
    add_subdirectory(plugins plugins)
endif()

if (BUILD_SERVER)
    add_subdirectory(sdrsrv)
    set(SERVER_MODE ON)
    add_definitions(-DSERVER_MODE)
    add_subdirectory(plugins pluginssrv)
    remove_definitions(-DSERVER_MODE)
    set(SERVER_MODE OFF)
endif()

# includes needed by the following target
include_directories(
    ${CMAKE_SOURCE_DIR}/sdrbase
    ${CMAKE_SOURCE_DIR}/exports
    ${CMAKE_SOURCE_DIR}/sdrgui
    ${CMAKE_SOURCE_DIR}/sdrsrv
    ${CMAKE_SOURCE_DIR}/sdrbench
    ${CMAKE_SOURCE_DIR}/logging
)
if(NOT ANDROID)
    include_directories(
        ${OPENGL_INCLUDE_DIR}
    )
endif()

# Set up optional make target for developer doc
find_package(Doxygen)
if(DOXYGEN_FOUND)
  option(WITH_DOC "Generate developer doc with Doxygen" ON)
  message(STATUS "added optional 'make dev_docs' for developer documentation generation")

  # It is not an error when 'dot' is not found, just switching off the Doxygen's HAVE_DOT option
  find_package_handle_standard_args (Dot REQUIRED_VARS DOXYGEN_DOT_EXECUTABLE)

  # This sets HAVE_CASE_SENSITIVE_FILESYSTEM which is 0 or 1, we need "YES" or "NO"
  include(cmake/Modules/CheckCaseSensitiveFileSystem.cmake)
  if (HAVE_CASE_SENSITIVE_FILESYSTEM)
    set(CMAKE_CASE_SENSITIVE_FILESYSTEM "YES")
  else()
    set(CMAKE_CASE_SENSITIVE_FILESYSTEM "NO")
  endif()

  if(WIN32 OR APPLE)
    set(CMAKE_SHORT_NAMES "YES")
  else()
    set(CMAKE_SHORT_NAMES "NO")
  endif()

  set(DOX_HTML_OUT ${CMAKE_CURRENT_BINARY_DIR}/dev_docs)

  if (WITH_DOC)
    configure_file(${CMAKE_CURRENT_SOURCE_DIR}/cmake/include/Doxyfile.in ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile @ONLY)
    add_custom_target(dev_docs)
    add_custom_command(TARGET dev_docs POST_BUILD
        COMMAND ${DOXYGEN_EXECUTABLE} ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile
        WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
        COMMENT "Generating developer documentation with Doxygen" VERBATIM
    )

  endif()
else()
  message(STATUS "Doxygen not found, developer documentation can not be generated")
endif()

############ build sdrangel benchmark ################
if (BUILD_BENCH)
set(sdrangelbench_SOURCES
  appbench/main.cpp
)

add_executable(sdrangelbench
  ${sdrangelbench_SOURCES}
)

target_link_libraries(sdrangelbench
  Qt::Multimedia
  sdrbench
  logging
)
endif()

############ build sdrangel gui ################
if (BUILD_GUI)
    set(sdrangel_SOURCES
        app/main.cpp
        sdrgui/resources/sdrangel.rc
        settings/settings.qrc
    )
    if (WIN32)
        set(sdrangel_SOURCES ${sdrangel_SOURCES} app/crashhandlerwin.cpp)
    endif()
    if(APPLE)
        set(sdrangel_SOURCES ${sdrangel_SOURCES} mac/auth.mm)
    endif()
    if(ANDROID AND NOT ENABLE_QT6)
        add_library(${CMAKE_PROJECT_NAME} SHARED ${sdrangel_SOURCES})
    elseif(ANDROID)
        qt_add_executable(${CMAKE_PROJECT_NAME} ${sdrangel_SOURCES})
        set_property(TARGET ${CMAKE_PROJECT_NAME} PROPERTY QT_ANDROID_PACKAGE_SOURCE_DIR ${CMAKE_SOURCE_DIR}/android/qt6)
        set_property(TARGET ${CMAKE_PROJECT_NAME} PROPERTY QT_ANDROID_EXTRA_PLUGINS ${CMAKE_BINARY_DIR}/lib/plugins)
        set_property(TARGET ${CMAKE_PROJECT_NAME} PROPERTY QT_ANDROID_EXTRA_LIBS ${ANDROID_EXTRA_LIBS})
    else()
        add_executable(${CMAKE_PROJECT_NAME} ${sdrangel_SOURCES})
    endif()

  if(ANDROID)
      if(ENABLE_QT6)
          target_link_libraries(${CMAKE_PROJECT_NAME} PUBLIC
              ${OPENGL_LIBRARIES}
              Qt::Widgets
              Qt::Multimedia
              Qt::Svg
              Qt::QmlModels
              Qt::Quick
              sdrbase
              sdrgui
              logging
              android
              log
        )
      else()
          target_link_libraries(${CMAKE_PROJECT_NAME}
              ${OPENGL_LIBRARIES}
              Qt::Widgets
              Qt::Multimedia
              Qt::Svg
              Qt::QmlModels
              Qt::Quick
              Qt::AndroidExtras
              sdrbase
              sdrgui
              logging
              android
              log
          )
      endif()
  else()
      target_link_libraries(${CMAKE_PROJECT_NAME}
          ${OPENGL_LIBRARIES}
          Qt::Widgets
          Qt::Multimedia
          Qt::Quick
          sdrbase
          sdrgui
          logging
)
  endif()
  if(APPLE)
      target_link_libraries(${CMAKE_PROJECT_NAME} "-framework AVFoundation" objc)
  endif()

  if(HAVE_LIBUNWIND)
      target_link_libraries(${CMAKE_PROJECT_NAME} ${LIBUNWIND_LIBRARIES})
      if(LIBUNWIND_INCLUDE_DIRS)
          target_include_directories(${CMAKE_PROJECT_NAME} PRIVATE ${LIBUNWIND_INCLUDE_DIRS})
      endif()
      target_compile_definitions(${CMAKE_PROJECT_NAME} PRIVATE HAVE_LIBUNWIND=1)
  endif()

  if(WIN32)
    set_target_properties(${CMAKE_PROJECT_NAME} PROPERTIES
                            WIN32_EXECUTABLE ${HIDE_CONSOLE})
  endif()
endif()

############ build sdrangel server ################
if (BUILD_SERVER)
  set(sdrangelsrv_SOURCES
    appsrv/main.cpp
    )

    add_executable(sdrangelsrv
        ${sdrangelsrv_SOURCES}
    )

    target_link_libraries(sdrangelsrv
        Qt::Multimedia
        sdrbase
        sdrsrv
        logging
    )

    if(HAVE_LIBUNWIND)
      target_link_libraries(sdrangelsrv ${LIBUNWIND_LIBRARIES})
      if(LIBUNWIND_INCLUDE_DIRS)
          target_include_directories(sdrangelsrv PRIVATE ${LIBUNWIND_INCLUDE_DIRS})
      endif()
      target_compile_definitions(sdrangelsrv PRIVATE HAVE_LIBUNWIND=1)
    endif()
endif()

############ install ##################
if (BUILD_BENCH)
install(TARGETS sdrangelbench DESTINATION ${INSTALL_BIN_DIR})
endif()
if (BUILD_GUI)
      install(TARGETS ${CMAKE_PROJECT_NAME} DESTINATION ${INSTALL_BIN_DIR})
endif()
if (BUILD_SERVER)
  install(TARGETS sdrangelsrv DESTINATION ${INSTALL_BIN_DIR})
endif()

# install external libraries dependencies (Linux)
if (LINUX AND ENABLE_EXTERNAL_LIBRARIES)
    install(DIRECTORY ${EXTERNAL_BUILD_LIBRARIES}/lib${LIB_SUFFIX}/ DESTINATION ${INSTALL_LIB_DIR})
endif()
if(WIN32)
  include(DeployQt)
  windeployqt(${CMAKE_PROJECT_NAME} ${SDRANGEL_BINARY_BIN_DIR} ${PROJECT_SOURCE_DIR}/sdrgui/resources)
endif()

# Install debug symbols
if (WIN32)
  install(FILES $<TARGET_PROPERTY:${CMAKE_PROJECT_NAME},RUNTIME_OUTPUT_DIRECTORY>/${CMAKE_PROJECT_NAME}stripped.pdb CONFIGURATIONS Release DESTINATION ${INSTALL_LIB_DIR} RENAME ${CMAKE_PROJECT_NAME}.pdb)
  install(FILES $<TARGET_PDB_FILE:${CMAKE_PROJECT_NAME}> CONFIGURATIONS Debug RelWithDebInfo DESTINATION ${INSTALL_BIN_DIR} )
endif()

# install documentation
# TODO maybe install readme for every plugins
install(FILES ${CMAKE_SOURCE_DIR}/Readme.md DESTINATION ${INSTALL_DOC_DIR})

if(APPLE OR WIN32)
  install(FILES ${CMAKE_SOURCE_DIR}/CHANGELOG DESTINATION ${INSTALL_DOC_DIR})
  install(FILES ${CMAKE_SOURCE_DIR}/LICENSE DESTINATION ${INSTALL_DOC_DIR})
endif()

#install files and directories (linux specific)
if (LINUX)
  install(FILES ${CMAKE_BINARY_DIR}/${CMAKE_PROJECT_NAME}.desktop DESTINATION share/applications)
  install(FILES ${CMAKE_SOURCE_DIR}/cmake/cpack/${CMAKE_PROJECT_NAME}_icon.svg DESTINATION share/icons/hicolor/scalable/apps)
  install(FILES ${CMAKE_SOURCE_DIR}/cmake/cpack/org.sdrangel.SDRangel.metainfo.xml DESTINATION share/metainfo)
endif()

############ uninstall target ################
configure_file(
  "${CMAKE_CURRENT_SOURCE_DIR}/cmake/include/uninstall.cmake.in"
  "${CMAKE_CURRENT_BINARY_DIR}/uninstall.cmake"
  IMMEDIATE @ONLY)

add_custom_target(uninstall
  COMMAND ${CMAKE_COMMAND} -P
  ${CMAKE_CURRENT_BINARY_DIR}/uninstall.cmake)

############ packaging ################
add_subdirectory(cmake/cpack)
