static void
close_device (ply_renderer_backend_t *backend)
{
ply_trace ("closing device");
free_heads (backend);
ply_terminal_stop_watching_for_active_vt_change (backend->terminal,
(ply_terminal_active_vt_changed_handler_t)
on_active_vt_changed,
backend);
unload_driver (backend);
}
int wifi_handler(WINDOW *win, void *ptr)
{
CDKSCREEN *screen;
screen = initCDKScreen(win);
load_driver();
show_info(screen);
unload_driver();
destroyCDKScreen(screen);
return 0;
}
CRYSTAX_LOCAL
int umount(const char *target, int flags)
{
DBG("target=%s, flags=%d", target, flags);
if (target == NULL || *target == '\0')
{
ERR("empty target");
errno = EINVAL;
return -1;
}
scope_lock_t lock(mount_table_mutex);
abspath_t abspath(target);
for (size_t i = mount_table_pos; i > 0; --i)
{
driver_t *d = mount_table[i - 1];
if (d->root().length() > abspath.length() && d->root().subpath(abspath))
{
ERR("unmount failed: %s busy", abspath.c_str());
errno = EBUSY;
return -1;
}
if (d->root() == abspath)
{
DBG("unmount target %s", abspath.c_str());
unload_driver(d);
// Shift above records
for (size_t j = i - 1; j < (size_t)mount_table_pos - 1; ++j)
mount_table[j] = mount_table[j + 1];
--mount_table_pos;
return 0;
}
}
return system_umount2(target, flags);
}
