vcpkg/ports/sdl2/enable-winrt-cmake.patch

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 73d9407..082fbc5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -3,7 +3,11 @@ if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_BINARY_DIR})
 endif()
 
 cmake_minimum_required(VERSION 2.8.11)
-project(SDL2 C)
+if(CMAKE_SYSTEM_NAME STREQUAL "WindowsStore")
+  project(SDL2 C CXX)
+else()
+  project(SDL2 C)
+endif()
 
 # !!! FIXME: this should probably do "MACOSX_RPATH ON" as a target property
 # !!! FIXME:  for the SDL2 shared library (so you get an
@@ -358,7 +362,6 @@ file(GLOB SOURCE_FILES
   ${SDL2_SOURCE_DIR}/src/timer/*.c
   ${SDL2_SOURCE_DIR}/src/video/*.c)
 
-
 if(ASSERTIONS STREQUAL "auto")
   # Do nada - use optimization settings to determine the assertion level
 elseif(ASSERTIONS STREQUAL "disabled")
@@ -1132,6 +1135,22 @@ elseif(WINDOWS)
   file(GLOB CORE_SOURCES ${SDL2_SOURCE_DIR}/src/core/windows/*.c)
   set(SOURCE_FILES ${SOURCE_FILES} ${CORE_SOURCES})
 
+  if(WINDOWS_STORE)
+    cmake_minimum_required(VERSION 3.0)
+    add_definitions(-DSDL_BUILDING_WINRT=1 -ZW)
+    link_libraries(
+      -nodefaultlib:vccorlib$<$<CONFIG:Debug>:d>
+      -nodefaultlib:msvcrt$<$<CONFIG:Debug>:d>
+      vccorlib$<$<CONFIG:Debug>:d>.lib
+      msvcrt$<$<CONFIG:Debug>:d>.lib
+    )
+  endif()
+
+  if(WINDOWS_STORE)
+    file(GLOB WINRT_SOURCE_FILES ${SDL2_SOURCE_DIR}/src/core/winrt/*.c ${SDL2_SOURCE_DIR}/src/core/winrt/*.cpp)
+    set(SOURCE_FILES ${SOURCE_FILES} ${WINRT_SOURCE_FILES})
+  endif()
+
   if(MSVC)
     # Prevent codegen that would use the VC runtime libraries.
     set_property(DIRECTORY . APPEND PROPERTY COMPILE_OPTIONS "/GS-")
@@ -1176,7 +1195,11 @@ elseif(WINDOWS)
     check_include_file(d3d11_1.h HAVE_D3D11_H)
     check_include_file(ddraw.h HAVE_DDRAW_H)
     check_include_file(dsound.h HAVE_DSOUND_H)
-    check_include_file(dinput.h HAVE_DINPUT_H)
+    if(WINDOWS_STORE)
+      set(HAVE_DINPUT_H 0)
+    else()
+      check_include_file(dinput.h HAVE_DINPUT_H)
+    endif()
     check_include_file(xaudio2.h HAVE_XAUDIO2_H)
     check_include_file(mmdeviceapi.h HAVE_MMDEVICEAPI_H)
     check_include_file(audioclient.h HAVE_AUDIOCLIENT_H)
@@ -1193,12 +1216,14 @@ elseif(WINDOWS)
   endif()
 
   if(SDL_AUDIO)
-    set(SDL_AUDIO_DRIVER_WINMM 1)
-    file(GLOB WINMM_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/winmm/*.c)
-    set(SOURCE_FILES ${SOURCE_FILES} ${WINMM_AUDIO_SOURCES})
-    set(HAVE_SDL_AUDIO TRUE)
+    if(NOT WINDOWS_STORE)
+      set(SDL_AUDIO_DRIVER_WINMM 1)
+      file(GLOB WINMM_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/winmm/*.c)
+      set(SOURCE_FILES ${SOURCE_FILES} ${WINMM_AUDIO_SOURCES})
+      set(HAVE_SDL_AUDIO TRUE)
+    endif()
 
-    if(HAVE_DSOUND_H)
+    if(HAVE_DSOUND_H AND NOT WINDOWS_STORE)
       set(SDL_AUDIO_DRIVER_DSOUND 1)
       file(GLOB DSOUND_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/directsound/*.c)
       set(SOURCE_FILES ${SOURCE_FILES} ${DSOUND_AUDIO_SOURCES})
@@ -1208,9 +1233,10 @@ elseif(WINDOWS)
       set(SDL_AUDIO_DRIVER_XAUDIO2 1)
       file(GLOB XAUDIO2_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/xaudio2/*.c)
       set(SOURCE_FILES ${SOURCE_FILES} ${XAUDIO2_AUDIO_SOURCES})
+      set(HAVE_SDL_AUDIO TRUE)
     endif()
 
-    if(HAVE_AUDIOCLIENT_H AND HAVE_MMDEVICEAPI_H)
+    if(HAVE_AUDIOCLIENT_H AND HAVE_MMDEVICEAPI_H AND NOT WINDOWS_STORE)
       set(SDL_AUDIO_DRIVER_WASAPI 1)
       file(GLOB WASAPI_AUDIO_SOURCES ${SDL2_SOURCE_DIR}/src/audio/wasapi/*.c)
       set(SOURCE_FILES ${SOURCE_FILES} ${WASAPI_AUDIO_SOURCES})
@@ -1222,11 +1248,20 @@ elseif(WINDOWS)
     if(NOT SDL_LOADSO)
       message_error("SDL_VIDEO requires SDL_LOADSO, which is not enabled")
     endif()
-    set(SDL_VIDEO_DRIVER_WINDOWS 1)
-    file(GLOB WIN_VIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/windows/*.c)
+    if(WINDOWS_STORE)
+      set(SDL_VIDEO_DRIVER_WINRT 1)
+      file(GLOB WIN_VIDEO_SOURCES
+        ${SDL2_SOURCE_DIR}/src/video/winrt/*.c 
+        ${SDL2_SOURCE_DIR}/src/video/winrt/*.cpp
+        ${SDL2_SOURCE_DIR}/src/render/direct3d11/*.cpp
+        )
+    else()
+      set(SDL_VIDEO_DRIVER_WINDOWS 1)
+      file(GLOB WIN_VIDEO_SOURCES ${SDL2_SOURCE_DIR}/src/video/windows/*.c)
+    endif()
     set(SOURCE_FILES ${SOURCE_FILES} ${WIN_VIDEO_SOURCES})
 
-    if(RENDER_D3D AND HAVE_D3D_H)
+    if(RENDER_D3D AND HAVE_D3D_H AND NOT WINDOWS_STORE)
       set(SDL_VIDEO_RENDER_D3D 1)
       set(HAVE_RENDER_D3D TRUE)
     endif()
@@ -1249,20 +1284,31 @@ elseif(WINDOWS)
   endif()
 
   if(SDL_POWER)
-    set(SDL_POWER_WINDOWS 1)
-    set(SOURCE_FILES ${SOURCE_FILES} ${SDL2_SOURCE_DIR}/src/power/windows/SDL_syspower.c)
+    if(WINDOWS_STORE)
+      set(SDL_POWER_WINRT 1)
+      set(SOURCE_FILES ${SOURCE_FILES} ${SDL2_SOURCE_DIR}/src/power/winrt/SDL_syspower.cpp)
+    else()
+      set(SDL_POWER_WINDOWS 1)
+      set(SOURCE_FILES ${SOURCE_FILES} ${SDL2_SOURCE_DIR}/src/power/windows/SDL_syspower.c)
+    endif()
     set(HAVE_SDL_POWER TRUE)
   endif()
 
   if(SDL_FILESYSTEM)
     set(SDL_FILESYSTEM_WINDOWS 1)
-    file(GLOB FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/windows/*.c)
+    if(WINDOWS_STORE)
+      file(GLOB FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/winrt/*.cpp)
+    else()
+      file(GLOB FILESYSTEM_SOURCES ${SDL2_SOURCE_DIR}/src/filesystem/windows/*.c)
+    endif()
     set(SOURCE_FILES ${SOURCE_FILES} ${FILESYSTEM_SOURCES})
     set(HAVE_SDL_FILESYSTEM TRUE)
   endif()
 
   # Libraries for Win32 native and MinGW
-  list(APPEND EXTRA_LIBS user32 gdi32 winmm imm32 ole32 oleaut32 version uuid)
+  if(NOT WINDOWS_STORE)
+    list(APPEND EXTRA_LIBS user32 gdi32 winmm imm32 ole32 oleaut32 version uuid)
+  endif()
 
   # TODO: in configure.in the check for timers is set on
   # cygwin | mingw32* - does this include mingw32CE?
@@ -1284,7 +1330,7 @@ elseif(WINDOWS)
   set(SOURCE_FILES ${SOURCE_FILES} ${CORE_SOURCES})
 
   if(SDL_VIDEO)
-    if(VIDEO_OPENGL)
+    if(VIDEO_OPENGL AND NOT WINDOWS_STORE)
       set(SDL_VIDEO_OPENGL 1)
       set(SDL_VIDEO_OPENGL_WGL 1)
       set(SDL_VIDEO_RENDER_OGL 1)
@@ -1688,9 +1734,11 @@ endif()
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${EXTRA_CFLAGS}")
 
 # Always build SDLmain
-add_library(SDL2main STATIC ${SDLMAIN_SOURCES})
-target_include_directories(SDL2main PUBLIC $<INSTALL_INTERFACE:include>)
-set(_INSTALL_LIBS "SDL2main")
+if(NOT WINDOWS_STORE)
+  add_library(SDL2main STATIC ${SDLMAIN_SOURCES})
+  target_include_directories(SDL2main PUBLIC $<INSTALL_INTERFACE:include>)
+  set(_INSTALL_LIBS "SDL2main")
+endif()
 
 if(SDL_SHARED)
   add_library(SDL2 SHARED ${SOURCE_FILES} ${VERSION_SOURCES})
diff --git a/include/SDL_config.h.cmake b/include/SDL_config.h.cmake
index 9b20398..7ae6e35 100644
--- a/include/SDL_config.h.cmake
+++ b/include/SDL_config.h.cmake
@@ -298,6 +298,7 @@
 #cmakedefine SDL_VIDEO_DRIVER_DIRECTFB_DYNAMIC @SDL_VIDEO_DRIVER_DIRECTFB_DYNAMIC@
 #cmakedefine SDL_VIDEO_DRIVER_DUMMY @SDL_VIDEO_DRIVER_DUMMY@
 #cmakedefine SDL_VIDEO_DRIVER_WINDOWS @SDL_VIDEO_DRIVER_WINDOWS@
+#cmakedefine SDL_VIDEO_DRIVER_WINRT @SDL_VIDEO_DRIVER_WINRT@
 #cmakedefine SDL_VIDEO_DRIVER_WAYLAND @SDL_VIDEO_DRIVER_WAYLAND@
 #cmakedefine SDL_VIDEO_DRIVER_RPI @SDL_VIDEO_DRIVER_RPI@
 #cmakedefine SDL_VIDEO_DRIVER_VIVANTE @SDL_VIDEO_DRIVER_VIVANTE@
@@ -365,6 +366,7 @@
 #cmakedefine SDL_POWER_ANDROID @SDL_POWER_ANDROID@
 #cmakedefine SDL_POWER_LINUX @SDL_POWER_LINUX@
 #cmakedefine SDL_POWER_WINDOWS @SDL_POWER_WINDOWS@
+#cmakedefine SDL_POWER_WINRT @SDL_POWER_WINRT@
 #cmakedefine SDL_POWER_MACOSX @SDL_POWER_MACOSX@
 #cmakedefine SDL_POWER_HAIKU @SDL_POWER_HAIKU@
 #cmakedefine SDL_POWER_EMSCRIPTEN @SDL_POWER_EMSCRIPTEN@
@@ -387,7 +389,7 @@
 #cmakedefine SDL_LIBSAMPLERATE_DYNAMIC @SDL_LIBSAMPLERATE_DYNAMIC@
 
 /* Platform specific definitions */
-#if !defined(__WIN32__)
+#if !defined(__WIN32__) && !defined(__WINRT__)
 #  if !defined(_STDINT_H_) && !defined(_STDINT_H) && !defined(HAVE_STDINT_H) && !defined(_HAVE_STDINT_H)
 typedef unsigned int size_t;
 typedef signed char int8_t;