+++ /dev/null
-/*
- event.c -- event queue
- Copyright (C) 2002 Guus Sliepen <guus@sliepen.warande.net>,
- 2002 Ivo Timmermans <itimmermans@bigfoot.com>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
- $Id: event.c,v 1.1 2002/04/28 12:46:26 zarq Exp $
-*/
-
-#include "config.h"
-
-#include <stdlib.h>
-#include <xalloc.h>
-#include <string.h>
-#include <utils.h>
-#include <avl_tree.h>
-#include <time.h>
-
-#include "event.h"
-
-#include "system.h"
-
-avl_tree_t *event_tree;
-extern time_t now;
-
-int id;
-
-int event_compare(event_t *a, event_t *b)
-{
- if(a->time > b->time)
- return 1;
- if(a->time < b->time)
- return -1;
- return a->id - b->id;
-}
-
-void init_events(void)
-{
-cp
- event_tree = avl_alloc_tree((avl_compare_t)event_compare, NULL);
-cp
-}
-
-void exit_events(void)
-{
-cp
- avl_delete_tree(event_tree);
-cp
-}
-
-event_t *new_event(void)
-{
- event_t *event;
-cp
- event = (event_t *)xmalloc_and_zero(sizeof(*event));
-cp
- return event;
-}
-
-void free_event(event_t *event)
-{
-cp
- free(event);
-cp
-}
-
-void event_add(event_t *event)
-{
-cp
- event->id = ++id;
- avl_insert(event_tree, event);
-cp
-}
-
-void event_del(event_t *event)
-{
-cp
- avl_delete(event_tree, event);
-cp
-}
-
-event_t *get_expired_event(void)
-{
- event_t *event;
-cp
- if(event_tree->head)
- {
- event = (event_t *)event_tree->head->data;
- if(event->time < now)
- {
- avl_delete(event_tree, event);
- return event;
- }
- }
-cp
- return NULL;
-}