/*
event.c -- event queue
- Copyright (C) 2002 Guus Sliepen <guus@sliepen.warande.net>,
- 2002 Ivo Timmermans <itimmermans@bigfoot.com>
+ Copyright (C) 2002-2003 Guus Sliepen <guus@sliepen.eu.org>,
+ 2002-2003 Ivo Timmermans <ivo@o2w.nl>
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
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id: event.c,v 1.1.4.1 2002/02/11 10:05:58 guus Exp $
+ $Id: event.c,v 1.1.4.8 2003/07/12 17:41:45 guus Exp $
*/
#include "config.h"
#include "system.h"
avl_tree_t *event_tree;
+extern time_t now;
int id;
-int event_compare(event_t *a, event_t *b)
+static 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;
+ 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
+ cp();
+
+ event_tree = avl_alloc_tree((avl_compare_t) event_compare, NULL);
}
void exit_events(void)
{
-cp
- avl_delete_tree(event_tree);
-cp
+ cp();
+
+ avl_delete_tree(event_tree);
}
event_t *new_event(void)
{
- event_t *event;
-cp
- event = (event_t *)xmalloc_and_zero(sizeof(*event));
-cp
- return event;
+ cp();
+
+ return (event_t *) xmalloc_and_zero(sizeof(event_t));
}
void free_event(event_t *event)
{
-cp
- free(event);
-cp
+ cp();
+
+ free(event);
}
void event_add(event_t *event)
{
-cp
- event->id = ++id;
- avl_insert(event_tree, event);
-cp
+ cp();
+
+ event->id = ++id;
+ avl_insert(event_tree, event);
}
void event_del(event_t *event)
{
-cp
- avl_delete(event_tree, event);
-cp
+ cp();
+
+ avl_delete(event_tree, event);
}
event_t *get_expired_event(void)
{
- event_t *event;
-cp
- if(event_tree->head)
- {
- event = (event_t *)event_tree->head->data;
- if(event->time < time(NULL))
- {
- avl_delete(event_tree, event);
- return event;
- }
- }
-cp
- return NULL;
+ 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;
+ }
+ }
+
+ return NULL;
}