CMake: vcpkg specific / do not select any default backend for vcpkg

pthom · Feb 2, 2024 · a888f9c · a888f9c
1 parent d13e4e1
commit a888f9c
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/hello_imgui_cmake/hello_imgui_build_lib.cmake b/hello_imgui_cmake/hello_imgui_build_lib.cmake
@@ -478,7 +478,7 @@ function(him_sanity_checks)
         set(HELLOIMGUI_HAS_METAL OFF CACHE BOOL "" FORCE)
     endif()
 
-    if (no_backend_option_chosen)
+    if (no_backend_option_chosen AND NOT HELLOIMGUI_USING_VCPKG_TOOLCHAIN)
         # use SDL for emscripten and iOS
         if (EMSCRIPTEN)
             set(HELLOIMGUI_USE_SDL2 ON CACHE BOOL "" FORCE)
@@ -492,7 +492,7 @@ function(him_sanity_checks)
     endif()
 
     him_back_check_at_least_one_rendering_one_platform_backend(ok_backend)
-    if (NOT ok_backend)
+    if (NOT ok_backend AND NOT HELLOIMGUI_USING_VCPKG_TOOLCHAIN)
         him_back_available_platform_backends(platform_backends)
         him_back_available_rendering_backends(rendering_backends)
         message(FATAL_ERROR "
@@ -509,6 +509,8 @@ function(_him_check_fetch_forbidden)
     if(CMAKE_TOOLCHAIN_FILE)
         if("${CMAKE_TOOLCHAIN_FILE}" MATCHES "vcpkg.cmake")
             set(HELLOIMGUI_FETCH_FORBIDDEN ON CACHE INTERNAL "" FORCE)
+            set(HELLOIMGUI_DEFAULT_BACKEND_FORBIDDEN ON CACHE INTERNAL "" FORCE)
+            set(HELLOIMGUI_USING_VCPKG_TOOLCHAIN ON CACHE INTERNAL "" FORCE)
         endif()
     endif()
     if(HELLOIMGUI_FETCH_FORBIDDEN)