include(FindPkgConfig)
include(FindZLIB)

find_package(ZLIB REQUIRED)
pkg_search_module(YAML REQUIRED yaml-0.1)
pkg_search_module(MINIZIP REQUIRED minizip)
pkg_search_module(SLIRP slirp)

if ("${SLIRP_FOUND}" STREQUAL "")
  message(WARNING "'libslirp' not found. Will use 'libpcap' instead")
endif()

pkg_search_module(PCAP libpcap)
if ("${PCAP_FOUND}" STREQUAL "")
  # old versions of pcap do not work with pkg-config
  # this is necessary on Rapsberri Pi OS
  execute_process(COMMAND pcap-config --cflags
    OUTPUT_VARIABLE PCAP_INCLUDE_DIRS
    OUTPUT_STRIP_TRAILING_WHITESPACE
    RESULT_VARIABLE STATUS)
  if ("${STATUS}" STREQUAL "0")
    message("Found 'libpcap' via pcap-config")
  else()
    message(FATAL_ERROR "Cannot locate 'libpcap-dev'")
  endif()
  execute_process(COMMAND pcap-config --libs
    OUTPUT_VARIABLE PCAP_LIBRARIES
    OUTPUT_STRIP_TRAILING_WHITESPACE)
endif()

find_package(Boost REQUIRED)

set(SOURCE_FILES
  Tfe/tfearch.cpp
  Tfe/tfesupp.cpp
  Tfe/NetworkBackend.cpp
  Tfe/PCapBackend.cpp

  Debugger/Debug.cpp
  Debugger/Debugger_Help.cpp
  Debugger/Debugger_Color.cpp
  Debugger/Debugger_Disassembler.cpp
  Debugger/Debugger_Symbols.cpp
  Debugger/Debugger_DisassemblerData.cpp
  Debugger/Debugger_Console.cpp
  Debugger/Debugger_Assembler.cpp
  Debugger/Debugger_Parser.cpp
  Debugger/Debugger_Range.cpp
  Debugger/Debugger_Commands.cpp
  Debugger/Util_MemoryTextFile.cpp

  Uthernet1.cpp
  Uthernet2.cpp
  StrFormat.cpp
  6522.cpp
  VidHD.cpp
  SSI263.cpp
  Speaker.cpp
  SoundCore.cpp
  AY8910.cpp
  Mockingboard.cpp
  Pravets.cpp
  YamlHelper.cpp
  Log.cpp
  Disk.cpp
  DiskFormatTrack.cpp
  DiskImage.cpp
  DiskImageHelper.cpp
  Harddisk.cpp
  Memory.cpp
  CPU.cpp
  6821.cpp
  NoSlotClock.cpp
  SAM.cpp
  z80emu.cpp
  ParallelPrinter.cpp
  MouseInterface.cpp
  LanguageCard.cpp
  RGBMonitor.cpp
  NTSC.cpp
  NTSC_CharSet.cpp
  Card.cpp
  CardManager.cpp
  Disk2CardManager.cpp
  Riff.cpp
  SaveState.cpp
  SynchronousEventManager.cpp
  Video.cpp
  Core.cpp
  Utilities.cpp
  FrameBase.cpp
  CmdLine.cpp

  Configuration/PropertySheetHelper.cpp

  linux/resources.cpp
  linux/benchmark.cpp
  linux/paddle.cpp
  linux/version.cpp
  linux/registry.cpp
  linux/keyboard.cpp
  linux/linuxframe.cpp
  linux/context.cpp
  linux/tape.cpp
  linux/network/slirp2.cpp

  linux/duplicates/Debugger_Display.cpp
  linux/duplicates/Debugger_Win32.cpp
  linux/duplicates/Joystick.cpp
  linux/duplicates/SerialComms.cpp
  linux/duplicates/PropertySheet.cpp
  linux/duplicates/Registry.cpp
  linux/duplicates/FourPlay.cpp
  linux/duplicates/SNESMAX.cpp
  linux/duplicates/Keyboard.cpp

  Z80VICE/z80.cpp
  Z80VICE/z80mem.cpp
  Z80VICE/daa.cpp
  )

set(HEADER_FILES
  Tfe/tfearch.h
  Tfe/tfesupp.h
  Tfe/NetworkBackend.h
  Tfe/PCapBackend.h

  Uthernet1.h
  Uthernet2.h
  W5100.h
  6522.h
  VidHD.h
  SSI263.h
  SSI263Phonemes.h
  Speaker.h
  SoundCore.h
  AY8910.h
  Mockingboard.h
  Pravets.h
  Tape.h
  YamlHelper.h
  Log.h
  Disk.h
  DiskFormatTrack.h
  DiskImage.h
  DiskImageHelper.h
  Harddisk.h
  Memory.h
  CPU.h
  6821.h
  NoSlotClock.h
  SAM.h
  z80emu.h
  ParallelPrinter.h
  MouseInterface.h
  LanguageCard.h
  RGBMonitor.h
  NTSC.h
  NTSC_CharSet.h
  Card.h
  CardManager.h
  Disk2CardManager.h
  Riff.h
  SaveState.h
  SynchronousEventManager.h
  Video.h
  Core.h
  Utilities.h
  FrameBase.h
  FourPlay.h
  SNESMAX.h

  Common.h
  DiskDefs.h
  DiskLog.h
  Interface.h
  SaveState_Structs_common.h
  SaveState_Structs_v1.h

  Debugger/Debug.h
  Debugger/DebugDefs.h
  Debugger/Debugger_Color.h
  Debugger/Debugger_Console.h
  Debugger/Debugger_Disassembler.h
  Debugger/Debugger_DisassemblerData.h
  Debugger/Debugger_Display.h
  Debugger/Debugger_Help.h
  Debugger/Debugger_Parser.h
  Debugger/Debugger_Range.h
  Debugger/Debugger_Symbols.h
  Debugger/Debugger_Types.h
  Debugger/Debugger_Win32.h
  Debugger/Util_MemoryTextFile.h
  Debugger/Util_Text.h

  Configuration/PropertySheetHelper.h

  linux/resources.h
  linux/linuxinterface.h
  linux/benchmark.h
  linux/paddle.h
  linux/version.h
  linux/registry.h
  linux/keyboard.h
  linux/linuxframe.h
  linux/tape.h
  linux/network/slirp2.h

  Z80VICE/z80.h
  Z80VICE/z80mem.h
  Z80VICE/z80regs.h
  Z80VICE/daa.h
  )

# we used to generate a shared object, but it turns out there are more cons than pros
add_library(appleii STATIC
  ${SOURCE_FILES}
  ${HEADER_FILES}
  )

target_include_directories(appleii PRIVATE
  ${CMAKE_CURRENT_BINARY_DIR}  # for config.h
  ${YAML_INCLUDE_DIRS}
  ${PCAP_INCLUDE_DIRS}
  ${Boost_INCLUDE_DIRS}
  ${SLIRP_INCLUDE_DIRS}
  Debugger
  )

# this one appears in header files
target_include_directories(appleii PUBLIC
  ${MINIZIP_INCLUDE_DIRS}
  )

target_link_libraries(appleii PRIVATE
  ${YAML_LIBRARIES}
  ${MINIZIP_LIBRARIES}
  ${PCAP_LIBRARIES}
  ${SLIRP_LIBRARIES}
  ZLIB::ZLIB
  )

target_link_libraries(appleii PUBLIC
  windows
  )

target_link_directories(appleii PRIVATE
  ${YAML_LIBRARY_DIRS}
  ${MINIZIP_LIBRARY_DIRS}
  ${PCAP_LIBRARY_DIRS}
  ${SLIRP_LIBRARY_DIRS}
  )

target_compile_options(appleii PUBLIC
  -Wno-multichar
  )

add_custom_command(
  TARGET appleii POST_BUILD
  COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_SOURCE_DIR}/bin/*.SYM ${CMAKE_BINARY_DIR}
  )

configure_file(linux/config.h.in linux/config.h)