void sim_do_exit()
{
sim_kernel_shutdown();
SDL_Quit();
exit(EXIT_SUCCESS);
}
/*
* This thread will read the buttons in an interrupt like fashion, and
* also initializes SDL_INIT_VIDEO and the surfaces
*
* it must be done in the same thread (at least on windows) because events only
* work in the thread which called SDL_Init(SubSystem) with SDL_INIT_VIDEO
*
* This is an SDL thread and relies on preemptive behavoir of the host
**/
static int sdl_event_thread(void * param)
{
SDL_InitSubSystem(SDL_INIT_VIDEO);
SDL_Surface *picture_surface;
int width, height;
/* Try and load the background image. If it fails go without */
if (background) {
picture_surface = SDL_LoadBMP("UI256.bmp");
if (picture_surface == NULL) {
background = false;
DEBUGF("warn: %s\n", SDL_GetError());
}
}
/* Set things up */
if (background)
{
width = UI_WIDTH;
height = UI_HEIGHT;
}
else
{
#ifdef HAVE_REMOTE_LCD
if (showremote)
{
width = SIM_LCD_WIDTH > SIM_REMOTE_WIDTH ? SIM_LCD_WIDTH : SIM_REMOTE_WIDTH;
height = SIM_LCD_HEIGHT + SIM_REMOTE_HEIGHT;
}
else
#endif
{
width = SIM_LCD_WIDTH;
height = SIM_LCD_HEIGHT;
}
}
if ((gui_surface = SDL_SetVideoMode(width * display_zoom, height * display_zoom, 24, SDL_HWSURFACE|SDL_DOUBLEBUF)) == NULL) {
panicf("%s", SDL_GetError());
}
SDL_WM_SetCaption(UI_TITLE, NULL);
if (background && picture_surface != NULL)
SDL_BlitSurface(picture_surface, NULL, gui_surface, NULL);
/* let system_init proceed */
SDL_SemPost((SDL_sem *)param);
/*
* finally enter the button loop */
while(gui_message_loop());
/* Order here is relevent to prevent deadlocks and use of destroyed
sync primitives by kernel threads */
sim_thread_shutdown();
sim_kernel_shutdown();
return 0;
}
