newtree/include/link.h
Bill Currie 68ca31e417 port in q* from OT, and split of other things in prep for removing common.*
The use of these files isn't being committed just yet.
2000-05-20 09:42:02 +00:00

19 lines
469 B
C

#ifndef __link_h
#define __link_h
// (type *)STRUCT_FROM_LINK(link_t *link, type, member)
// ent = STRUCT_FROM_LINK(link,entity_t,order)
// FIXME: remove this mess!
#define STRUCT_FROM_LINK(l,t,m) ((t *)((byte *)l - (int)&(((t *)0)->m)))
typedef struct link_s
{
struct link_s *prev, *next;
} link_t;
void ClearLink (link_t *l);
void RemoveLink (link_t *l);
void InsertLinkBefore (link_t *l, link_t *before);
void InsertLinkAfter (link_t *l, link_t *after);
#endif