mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-24 13:21:11 +00:00
67 lines
1.4 KiB
C
67 lines
1.4 KiB
C
/*
|
|
link.c
|
|
|
|
(description)
|
|
|
|
Copyright (C) 1996-1997 Id Software, Inc.
|
|
|
|
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:
|
|
|
|
Free Software Foundation, Inc.
|
|
59 Temple Place - Suite 330
|
|
Boston, MA 02111-1307, USA
|
|
|
|
*/
|
|
#ifdef HAVE_CONFIG_H
|
|
# include "config.h"
|
|
#endif
|
|
|
|
static __attribute__ ((used)) const char rcsid[] =
|
|
"$Id$";
|
|
|
|
#include "QF/link.h"
|
|
|
|
|
|
// ClearLink is used for new headnodes
|
|
VISIBLE void
|
|
ClearLink (link_t *l)
|
|
{
|
|
l->prev = l->next = l;
|
|
}
|
|
|
|
VISIBLE void
|
|
RemoveLink (link_t *l)
|
|
{
|
|
l->next->prev = l->prev;
|
|
l->prev->next = l->next;
|
|
}
|
|
|
|
VISIBLE void
|
|
InsertLinkBefore (link_t *l, link_t *before)
|
|
{
|
|
l->next = before;
|
|
l->prev = before->prev;
|
|
l->prev->next = l;
|
|
l->next->prev = l;
|
|
}
|
|
|
|
VISIBLE void
|
|
InsertLinkAfter (link_t *l, link_t *after)
|
|
{
|
|
l->next = after->next;
|
|
l->prev = after;
|
|
l->prev->next = l;
|
|
l->next->prev = l;
|
|
}
|