me.fier.engine/src/engine.c

// MEMORY
void * engine_memory_alloc(void * pnt,size_t size) {
	void * mem = realloc(pnt,size);
	if (mem == NULL) {
		printf("ERROR: Could not allocate memory.\n");
		exit(1);
	}
	return mem;
}

void engine_memory_free(void * pnt) {
	free(pnt);
}

// TEXTURES
struct ENGINE_TEXTURE { int width; int height; struct ENGINE_FRONTEND_TEXTURE * fe_texture; };

// COLOR
struct ENGINE_COLOR { char r; char g; char b; char a; };

// WINDOWS
struct ENGINE_WINDOW { struct ENGINE_TEXTURE * texture; struct ENGINE_FRONTEND_WINDOW * fe_window; };

// EVENTS
struct ENGINE_EVENT { char type; void * data; };
static char ENGINE_EVENT_TYPE_UNKNOWN = 0;
struct ENGINE_EVENT_UNKNOWN { };
static char ENGINE_EVENT_TYPE_NONE = 1;
struct ENGINE_EVENT_NONE { };
static char ENGINE_EVENT_TYPE_EXIT = 2;
struct ENGINE_EVENT_EXIT { };
static char ENGINE_EVENT_TYPE_INPUT_KB = 3;
struct ENGINE_EVENT_INPUT_KB { char key; char pressed; };

void engine_event_free(struct ENGINE_EVENT * event) {
	engine_memory_free(event->data);
	engine_memory_free(event);
}