Restore support for the Nokia N-Gage (#12148)

cmake/test/CMakeLists.txt

@@ -96,12 +96,14 @@ if(TEST_STATIC)
     add_executable(gui-static WIN32 main_gui.c)
     target_link_libraries(gui-static PRIVATE SDL3::SDL3-static)
 
-    # Assume SDL library has been built with `set(CMAKE_POSITION_INDEPENDENT_CODE ON)`
-    add_library(sharedlib-static SHARED main_lib.c)
-    target_link_libraries(sharedlib-static PRIVATE SDL3::SDL3-static)
-    generate_export_header(sharedlib-static EXPORT_MACRO_NAME MYLIBRARY_EXPORT)
-    target_compile_definitions(sharedlib-static PRIVATE "EXPORT_HEADER=\"${CMAKE_CURRENT_BINARY_DIR}/sharedlib-static_export.h\"")
-    set_target_properties(sharedlib-static PROPERTIES C_VISIBILITY_PRESET "hidden")
+    if(TEST_SHARED)
+        # Assume SDL library has been built with `set(CMAKE_POSITION_INDEPENDENT_CODE ON)`
+        add_library(sharedlib-static SHARED main_lib.c)
+        target_link_libraries(sharedlib-static PRIVATE SDL3::SDL3-static)
+        generate_export_header(sharedlib-static EXPORT_MACRO_NAME MYLIBRARY_EXPORT)
+        target_compile_definitions(sharedlib-static PRIVATE "EXPORT_HEADER=\"${CMAKE_CURRENT_BINARY_DIR}/sharedlib-static_export.h\"")
+        set_target_properties(sharedlib-static PROPERTIES C_VISIBILITY_PRESET "hidden")
+    endif()
 
     if(TEST_TEST)
         add_executable(sdltest-static sdltest.c)

cmake/test/main_gui.c

@@ -1,24 +1,37 @@
-#include <SDL3/SDL.h>
+#define SDL_MAIN_USE_CALLBACKS
 #include <SDL3/SDL_main.h>
+#include <SDL3/SDL.h>
 
-int main(int argc, char *argv[])
+static SDL_Window *window;
+
+SDL_AppResult SDL_AppEvent(void *appstate, SDL_Event *event)
+{
+    return SDL_APP_CONTINUE;
+}
+
+SDL_AppResult SDL_AppIterate(void *appstate)
 {
-    SDL_Window *window = NULL;
     SDL_Surface *screenSurface = NULL;
+    screenSurface = SDL_GetWindowSurface(window);
+    SDL_FillSurfaceRect(screenSurface, NULL, SDL_MapSurfaceRGB(screenSurface, 0xff, 0xff, 0xff));
+    SDL_UpdateWindowSurface(window);
+    return SDL_APP_CONTINUE;
+}
+
+SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
+{
     if (!SDL_Init(SDL_INIT_VIDEO)) {
         SDL_Log("Could not initialize SDL: %s", SDL_GetError());
-        return 1;
+        return SDL_APP_FAILURE;
     }
     window = SDL_CreateWindow("Hello SDL", 640, 480, 0);
     if (!window) {
         SDL_Log("could not create window: %s", SDL_GetError());
-        return 1;
+        return SDL_APP_FAILURE;
     }
-    screenSurface = SDL_GetWindowSurface(window);
-    SDL_FillSurfaceRect(screenSurface, NULL, SDL_MapSurfaceRGB(screenSurface, 0xff, 0xff, 0xff));
-    SDL_UpdateWindowSurface(window);
-    SDL_Delay(100);
-    SDL_DestroyWindow(window);
-    SDL_Quit();
-    return 0;
+    return SDL_APP_CONTINUE;
+}
+
+void SDL_AppQuit(void *appstate, SDL_AppResult result) {
+    SDL_DestroyWindow(window);
 }

cmake/test/sdltest.c

@@ -1,9 +1,24 @@
+#define SDL_MAIN_USE_CALLBACKS
 #include <SDL3/SDL.h>
+#include <SDL3/SDL_main.h>
 #include <SDL3/SDL_test.h>
 
+SDL_AppResult SDL_AppEvent(void *appstate, SDL_Event *event)
+{
+    return SDL_APP_SUCCESS;
+}
 
-int main(int argc, char *argv[]) {
+SDL_AppResult SDL_AppIterate(void *appstate)
+{
+    return SDL_APP_SUCCESS;
+}
+
+SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
+{
     SDLTest_CommonState state;
     SDLTest_CommonDefaultArgs(&state, argc, argv);
-    return 0;
+    return SDL_APP_SUCCESS;
+}
+
+void SDL_AppQuit(void *appstate, SDL_AppResult result) {
 }