cmake_minimum_required(VERSION 3.5)
project(lg_common_platform_code LANGUAGES C)

include_directories(
  ${PROJECT_TOP}/vendor/ivshmem
)

# allow use of functions for Windows 7 or later
add_compile_definitions(WINVER=0x0601 _WIN32_WINNT=0x0601)

add_compile_definitions(__USE_MINGW_ANSI_STDIO=0)

if (MINGW)
  # Build our own ntdll.dll import library
  # This tricks MinGW into not linking stuff like memcpy from ntdll.dll instead of mscvrt.dll
  if(NOT CMAKE_DLLTOOL)
    # cmake older than 3.16 doesn't know how to find dlltool
    find_program(CMAKE_DLLTOOL NAMES "x86_64-w64-mingw32-dlltool" "dlltool.exe" DOC "dlltool executable")
  endif()
  add_custom_command(OUTPUT "${PROJECT_BINARY_DIR}/ntdll.a"
    COMMAND "${CMAKE_DLLTOOL}" -d "${PROJECT_SOURCE_DIR}/ntdll.def" -l "${PROJECT_BINARY_DIR}/ntdll.a"
    MAIN_DEPENDENCY "${PROJECT_SOURCE_DIR}/ntdll.def"
    COMMENT "Building import library ntdll.a"
    VERBATIM
  )
  add_custom_target(ntdll_target DEPENDS "${PROJECT_BINARY_DIR}/ntdll.a")
  add_library(ntdll STATIC IMPORTED GLOBAL)
  add_dependencies(ntdll ntdll_target)
  set_target_properties(ntdll PROPERTIES IMPORTED_LOCATION "${PROJECT_BINARY_DIR}/ntdll.a")
endif()

add_library(lg_common_platform_code STATIC
  debug.c
  crash.c
  sysinfo.c
  thread.c
  event.c
  windebug.c
  ivshmem.c
  time.c
  cpuinfo.c
  display.c
)

target_link_libraries(lg_common_platform_code
  lg_common
  setupapi
  ntdll
)

if (ENABLE_BACKTRACE)
  target_link_libraries(lg_common_platform_code dbghelp)
endif()
