if(NOT _VCPKG_WINDOWS_TOOLCHAIN)
set(_VCPKG_WINDOWS_TOOLCHAIN 1)
set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>$<$<STREQUAL:${VCPKG_CRT_LINKAGE},dynamic>:DLL>" CACHE STRING "")

set(CMAKE_SYSTEM_NAME Windows CACHE STRING "")

if(VCPKG_TARGET_ARCHITECTURE STREQUAL "x64")
    set(CMAKE_SYSTEM_PROCESSOR AMD64 CACHE STRING "")
else()
    message(FATAL_ERROR "Xbox requires x64 native target.")
endif()

if(DEFINED VCPKG_CMAKE_SYSTEM_VERSION)
    set(CMAKE_SYSTEM_VERSION "${VCPKG_CMAKE_SYSTEM_VERSION}" CACHE STRING "" FORCE)
endif()

set(CMAKE_CROSSCOMPILING ON CACHE STRING "")

if(NOT DEFINED CMAKE_SYSTEM_VERSION)
    set(CMAKE_SYSTEM_VERSION "${CMAKE_HOST_SYSTEM_VERSION}" CACHE STRING "")
endif()

# Add the Microsoft GDK if present
if (DEFINED ENV{GRDKLatest})
    cmake_path(SET _vcpkg_grdk "$ENV{GRDKLatest}")

    include_directories(BEFORE SYSTEM "${_vcpkg_grdk}/gameKit/Include")
    cmake_path(CONVERT "${_vcpkg_grdk}/gameKit/Include" TO_NATIVE_PATH_LIST _vcpkg_inc NORMALIZE)

    link_directories(BEFORE SYSTEM "${_vcpkg_grdk}/gameKit/Lib/amd64")
    cmake_path(CONVERT "${_vcpkg_grdk}/gameKit/Lib/amd64" TO_NATIVE_PATH_LIST _vcpkg_lib NORMALIZE)
endif()

# Add the Microsoft GDK Xbox Extensions if present
if (DEFINED ENV{GXDKLatest})
    cmake_path(SET _vcpkg_gxdk "$ENV{GXDKLatest}")

    if(XBOX_CONSOLE_TARGET STREQUAL "scarlett")
        include_directories(BEFORE SYSTEM "${_vcpkg_gxdk}/gameKit/Include" "${_vcpkg_gxdk}/gameKit/Include/Scarlett")
        cmake_path(CONVERT "${_vcpkg_gxdk}/gameKit/Include;${_vcpkg_gxdk}/gameKit/Include/Scarlett" TO_NATIVE_PATH_LIST _vcpkg_inc NORMALIZE)

        link_directories(BEFORE SYSTEM "${_vcpkg_gxdk}/gameKit/Lib/amd64" "${_vcpkg_gxdk}/gameKit/Include/Lib/amd64/Scarlett")
        cmake_path(CONVERT "${_vcpkg_gxdk}/gameKit/Lib/amd64;${_vcpkg_gxdk}/gameKit/Include/Lib/amd64/Scarlett" TO_NATIVE_PATH_LIST _vcpkg_lib NORMALIZE)
    elseif(XBOX_CONSOLE_TARGET STREQUAL "xboxone")
        include_directories(BEFORE SYSTEM "${_vcpkg_gxdk}/gameKit/Include" "${_vcpkg_gxdk}/gameKit/Include/XboxOne")
        cmake_path(CONVERT "${_vcpkg_gxdk}/gameKit/Include;${_vcpkg_gxdk}/gameKit/Include/XboxOne" TO_NATIVE_PATH_LIST _vcpkg_inc NORMALIZE)

        link_directories(BEFORE SYSTEM "${_vcpkg_gxdk}/gameKit/Lib/amd64" "${_vcpkg_gxdk}/gameKit/Include/Lib/amd64/XboxOne")
        cmake_path(CONVERT "${_vcpkg_gxdk}/gameKit/Lib/amd64;${_vcpkg_gxdk}/gameKit/Include/Lib/amd64/XboxOne" TO_NATIVE_PATH_LIST _vcpkg_lib NORMALIZE)
    endif()
endif()

if(DEFINED _vcpkg_inc)
    set(ENV{INCLUDE} "${_vcpkg_inc};$ENV{INCLUDE}")
    set(ENV{LIB} "${_vcpkg_lib};$ENV{LIB}")
endif()

unset(_vcpkg_inc)
unset(_vcpkg_lib)

get_property( _CMAKE_IN_TRY_COMPILE GLOBAL PROPERTY IN_TRY_COMPILE )
if(NOT _CMAKE_IN_TRY_COMPILE)

    set(_vcpkg_core_libs onecore_apiset.lib)
    set(_vcpkg_default_lib onecore_apiset.lib)

    set(_vcpkg_cpp_flags "/DWIN32 /D_WINDOWS /D_UNICODE /DUNICODE /DWINAPI_FAMILY=WINAPI_FAMILY_GAMES /D_WIN32_WINNT=0x0A00 /D_ATL_NO_DEFAULT_LIBS /D__WRL_NO_DEFAULT_LIB__ /D__WRL_CLASSIC_COM_STRICT__ /D_UITHREADCTXT_SUPPORT=0 /D_CRT_USE_WINAPI_PARTITION_APP")
    set(_vcpkg_common_flags "/nologo /Z7 /MP /GS /Gd /W3 /WX- /Zc:wchar_t /Zc:inline /Zc:forScope /fp:precise /Oy- /EHsc /utf-8")

    # Add the Microsoft GDK if present
    if (DEFINED _vcpkg_grdk)
        string(APPEND _vcpkg_core_libs " xgameruntime.lib")
    endif()

    # Add the Microsoft GDK Xbox Extensions if present
    if (DEFINED _vcpkg_gxdk)
        if(XBOX_CONSOLE_TARGET STREQUAL "scarlett")
            string(APPEND _vcpkg_cpp_flags " /D_GAMING_XBOX /D_GAMING_XBOX_SCARLETT")

            set(_vcpkg_core_libs "xgameplatform.lib xgameruntime.lib")
            set(_vcpkg_default_lib xgameplatform.lib)
        elseif(XBOX_CONSOLE_TARGET STREQUAL "xboxone")
            string(APPEND _vcpkg_cpp_flags " /D_GAMING_XBOX /D_GAMING_XBOX_XBOXONE")

            set(_vcpkg_core_libs "xgameplatform.lib xgameruntime.lib")
            set(_vcpkg_default_lib xgameplatform.lib)
        endif()
    endif()

    set(CMAKE_C_STANDARD_LIBRARIES_INIT "${_vcpkg_core_libs}" CACHE INTERNAL "")
    set(CMAKE_CXX_STANDARD_LIBRARIES_INIT "${_vcpkg_core_libs}" CACHE INTERNAL "")

    set(CMAKE_C_STANDARD_LIBRARIES ${CMAKE_C_STANDARD_LIBRARIES_INIT} CACHE STRING "" FORCE)
    set(CMAKE_CXX_STANDARD_LIBRARIES ${CMAKE_CXX_STANDARD_LIBRARIES_INIT} CACHE STRING "" FORCE)

    unset(_vcpkg_core_libs)

    if(VCPKG_CRT_LINKAGE STREQUAL "dynamic")
        set(VCPKG_CRT_LINK_FLAG_PREFIX "/MD")
    elseif(VCPKG_CRT_LINKAGE STREQUAL "static")
        set(VCPKG_CRT_LINK_FLAG_PREFIX "/MT")
    else()
        message(FATAL_ERROR "Invalid setting for VCPKG_CRT_LINKAGE: \"${VCPKG_CRT_LINKAGE}\". It must be \"static\" or \"dynamic\"")
    endif()

    if(XBOX_CONSOLE_TARGET STREQUAL "scarlett")
        string(APPEND _vcpkg_common_flags " /favor:AMD64 /arch:AVX2")
    elseif(XBOX_CONSOLE_TARGET STREQUAL "xboxone")
        string(APPEND _vcpkg_common_flags " /favor:AMD64 /arch:AVX")
    endif()

    set(CMAKE_CXX_FLAGS "${_vcpkg_cpp_flags} ${_vcpkg_common_flags} ${VCPKG_CXX_FLAGS}" CACHE STRING "")
    set(CMAKE_C_FLAGS "${_vcpkg_cpp_flags} ${_vcpkg_common_flags} ${VCPKG_C_FLAGS}" CACHE STRING "")
    set(CMAKE_RC_FLAGS "-c65001 ${_vcpkg_cpp_flags}" CACHE STRING "")

    unset(_vcpkg_cpp_flags)
    unset(_vcpkg_common_flags)

    set(CMAKE_CXX_FLAGS_DEBUG "/D_DEBUG ${VCPKG_CRT_LINK_FLAG_PREFIX}d /Od /RTC1 ${VCPKG_CXX_FLAGS_DEBUG}" CACHE STRING "")
    set(CMAKE_C_FLAGS_DEBUG "/D_DEBUG ${VCPKG_CRT_LINK_FLAG_PREFIX}d /Od /RTC1 ${VCPKG_C_FLAGS_DEBUG}" CACHE STRING "")

    set(CMAKE_CXX_FLAGS_RELEASE "${VCPKG_CRT_LINK_FLAG_PREFIX} /O2 /Oi /Gy /DNDEBUG ${VCPKG_CXX_FLAGS_RELEASE}" CACHE STRING "")
    set(CMAKE_C_FLAGS_RELEASE "${VCPKG_CRT_LINK_FLAG_PREFIX} /O2 /Oi /Gy /DNDEBUG ${VCPKG_C_FLAGS_RELEASE}" CACHE STRING "")

    string(APPEND CMAKE_STATIC_LINKER_FLAGS_RELEASE_INIT " /nologo ")

    # oldnames.lib is not in this list as many open source libraries still rely on the older non-compliant POSIX function names.
    set(_vcpkg_unsupported advapi32.lib comctl32.lib comsupp.lib dbghelp.lib gdi32.lib gdiplus.lib guardcfw.lib mmc.lib msimg32.lib msvcole.lib msvcoled.lib mswsock.lib ntstrsafe.lib ole2.lib ole2autd.lib ole2auto.lib ole2d.lib ole2ui.lib ole2uid.lib ole32.lib oleacc.lib oleaut32.lib oledlg.lib oledlgd.lib runtimeobject.lib shell32.lib shlwapi.lib strsafe.lib urlmon.lib user32.lib userenv.lib wlmole.lib wlmoled.lib onecore.lib)
    set (_vcpkg_nodefaultlib "/NODEFAULTLIB:kernel32.lib")
    foreach(arg ${_vcpkg_unsupported})
      string(APPEND _vcpkg_nodefaultlib " /NODEFAULTLIB:${arg}")
    endforeach()

    # Some upstream projects don't respect STANDARD_LIBRARIES_INIT and rely on default libs instead.
    set(_vcpkg_common_lflags "/MANIFEST:NO /NXCOMPAT /DYNAMICBASE /DEBUG /MANIFESTUAC:NO /SUBSYSTEM:WINDOWS,10.0 /DEFAULTLIB:${_vcpkg_default_lib}")

    string(APPEND CMAKE_SHARED_LINKER_FLAGS " ${_vcpkg_common_lflags} ${VCPKG_LINKER_FLAGS} ${_vcpkg_nodefaultlib}")
    string(APPEND CMAKE_EXE_LINKER_FLAGS " ${_vcpkg_common_lflags} ${VCPKG_LINKER_FLAGS} ${_vcpkg_nodefaultlib}")

    unset(_vcpkg_unsupported)
    unset(_vcpkg_nodefaultlib)
    unset(_vcpkg_default_lib)
    unset(_vcpkg_common_lflags)

    set(CMAKE_SHARED_LINKER_FLAGS_RELEASE "/DEBUG /INCREMENTAL:NO /OPT:REF /OPT:ICF ${VCPKG_LINKER_FLAGS_RELEASE}" CACHE STRING "")
    set(CMAKE_EXE_LINKER_FLAGS_RELEASE "/DEBUG /INCREMENTAL:NO /OPT:REF /OPT:ICF ${VCPKG_LINKER_FLAGS_RELEASE}" CACHE STRING "")
    string(APPEND CMAKE_STATIC_LINKER_FLAGS_DEBUG_INIT " /nologo ")
    string(APPEND CMAKE_SHARED_LINKER_FLAGS_DEBUG_INIT " /nologo ")
    string(APPEND CMAKE_EXE_LINKER_FLAGS_DEBUG_INIT " /nologo ${VCPKG_LINKER_FLAGS} ${VCPKG_LINKER_FLAGS_DEBUG} ")
endif()

unset(_vcpkg_grdk)
unset(_vcpkg_gxdk)
endif()