/* exit_irq:
* Restores the default hardware interrupt masks.
*/
static void exit_irq(void)
{
if (!pic_virgin) {
outportb(0x21, default_pic1);
outportb(0xA1, default_pic2);
_remove_exit_func(exit_irq);
pic_virgin = TRUE;
}
}
void serial_module_shutdown()
{
close_comport();
#ifndef ALLEGRO_WINDOWS
// dzcomm_closedown();
#endif
_remove_exit_func(serial_module_shutdown);
}
/* shutdown_gfx:
* Used by allegro_exit() to return the system to text mode.
*/
static void shutdown_gfx(void)
{
if (gfx_driver)
set_gfx_mode(GFX_TEXT, 0, 0, 0, 0);
if (system_driver->restore_console_state)
system_driver->restore_console_state();
_remove_exit_func(shutdown_gfx);
gfx_virgin = TRUE;
}
/* remove_joystick:
* Shuts down the joystick module.
*/
void remove_joystick()
{
if (_joystick_installed) {
joystick_driver->exit();
joystick_driver = NULL;
joy_type = JOY_TYPE_NONE;
clear_joystick_vars();
_remove_exit_func(remove_joystick);
_joystick_installed = FALSE;
}
}
/* bitmap_filetype_destructor:
* Since we only want to destroy the whole list when we *actually*
* quit, not just when allegro_exit() is called, we need to use a
* destructor to accomplish this.
*/
static void bitmap_filetype_destructor(void)
{
BITMAP_TYPE_INFO *iter = bitmap_type_list, *next;
while (iter) {
next = iter->next;
_AL_FREE(iter->ext);
_AL_FREE(iter);
iter = next;
}
bitmap_type_list = NULL;
_remove_exit_func(register_bitmap_file_type_exit);
}
/* font_filetype_destructor:
* Since we only want to destroy the whole list when we *actually*
* quit, not just when allegro_exit() is called, we need to use a
* destructor to accomplish this.
*/
static void font_filetype_destructor(void)
{
FONT_TYPE_INFO *iter = font_type_list, *next;
while (iter) {
next = iter->next;
_AL_FREE(iter->ext);
_AL_FREE(iter);
iter = next;
}
font_type_list = NULL;
_remove_exit_func(register_font_file_type_exit);
}
/* remove_mouse:
* Removes the mouse handler. You don't normally need to call this, because
* allegro_exit() will do it for you.
*/
void remove_mouse(void)
{
if (!mouse_driver)
return;
show_mouse(NULL);
remove_int(mouse_move);
mouse_driver->exit();
mouse_driver = NULL;
_mouse_installed = FALSE;
mouse_x = mouse_y = _mouse_x = _mouse_y = 0;
mouse_z = _mouse_z = 0;
mouse_w = _mouse_w = 0;
mouse_b = _mouse_b = 0;
mouse_pos = 0;
mouse_polled = FALSE;
destroy_bitmap(default_cursors[MOUSE_CURSOR_ARROW]);
destroy_bitmap(default_cursors[MOUSE_CURSOR_BUSY]);
destroy_bitmap(default_cursors[MOUSE_CURSOR_QUESTION]);
destroy_bitmap(default_cursors[MOUSE_CURSOR_EDIT]);
cursors[MOUSE_CURSOR_ARROW] = default_cursors[MOUSE_CURSOR_ARROW] = NULL;
cursors[MOUSE_CURSOR_BUSY] = default_cursors[MOUSE_CURSOR_BUSY] = NULL;
cursors[MOUSE_CURSOR_QUESTION] = default_cursors[MOUSE_CURSOR_QUESTION] = NULL;
cursors[MOUSE_CURSOR_EDIT] = default_cursors[MOUSE_CURSOR_EDIT] = NULL;
if (_mouse_pointer) {
destroy_bitmap(_mouse_pointer);
_mouse_pointer = NULL;
}
if (ms) {
destroy_bitmap(ms);
ms = NULL;
destroy_bitmap(mtemp);
mtemp = NULL;
}
_remove_exit_func(remove_mouse);
}
/* register_bitmap_file_type_exit:
* Free list of registered bitmap file types.
*/
static void register_bitmap_file_type_exit(void)
{
BITMAP_TYPE_INFO *iter = bitmap_type_list, *next;
while (iter) {
next = iter->next;
_AL_FREE(iter->ext);
_AL_FREE(iter);
iter = next;
}
bitmap_type_list = NULL;
/* If we are using a destructor, then we only want to prune the list
* down to valid modules. So we clean up as usual, but then reinstall
* the internal modules.
*/
#ifdef ALLEGRO_USE_CONSTRUCTOR
_register_bitmap_file_type_init();
#endif
_remove_exit_func(register_bitmap_file_type_exit);
}
