cairo_status_t
_cairo_xlib_display_queue_resource (cairo_xlib_display_t *display,
cairo_xlib_notify_resource_func notify,
XID xid)
{
cairo_xlib_job_t *job;
cairo_status_t status = CAIRO_STATUS_NO_MEMORY;
CAIRO_MUTEX_LOCK (display->mutex);
if (display->closed == FALSE) {
job = _cairo_freelist_alloc (&display->wq_freelist);
if (job != NULL) {
job->type = RESOURCE;
job->func.resource.xid = xid;
job->func.resource.notify = notify;
job->next = display->workqueue;
display->workqueue = job;
status = CAIRO_STATUS_SUCCESS;
}
}
CAIRO_MUTEX_UNLOCK (display->mutex);
return status;
}
cairo_status_t
_cairo_xlib_display_queue_work (cairo_xlib_display_t *display,
cairo_xlib_notify_func notify,
void *data,
void (*destroy) (void *))
{
cairo_xlib_job_t *job;
cairo_status_t status = CAIRO_STATUS_NO_MEMORY;
CAIRO_MUTEX_LOCK (display->mutex);
if (display->closed == FALSE) {
job = _cairo_freelist_alloc (&display->wq_freelist);
if (job != NULL) {
job->type = WORK;
job->func.work.data = data;
job->func.work.notify = notify;
job->func.work.destroy = destroy;
job->next = display->workqueue;
display->workqueue = job;
status = CAIRO_STATUS_SUCCESS;
}
}
CAIRO_MUTEX_UNLOCK (display->mutex);
return status;
}
cairo_bool_t
_cairo_xlib_add_close_display_hook (Display *dpy, void (*func) (Display *, void *), void *data, const void *key)
{
cairo_xlib_display_t *display;
cairo_xlib_hook_t *hook;
cairo_bool_t ret = FALSE;
display = _cairo_xlib_display_get (dpy);
if (display == NULL)
return FALSE;
CAIRO_MUTEX_LOCK (display->mutex);
if (display->closed == FALSE) {
hook = _cairo_freelist_alloc (&display->hook_freelist);
if (hook != NULL) {
hook->func = func;
hook->data = data;
hook->key = key;
hook->next = display->close_display_hooks;
display->close_display_hooks = hook;
ret = TRUE;
}
}
CAIRO_MUTEX_UNLOCK (display->mutex);
_cairo_xlib_display_destroy (display);
return ret;
}
void *
_cairo_freelist_calloc (cairo_freelist_t *freelist)
{
void *node = _cairo_freelist_alloc (freelist);
if (node)
memset (node, 0, freelist->nodesize);
return node;
}
