X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=mware%2Flist.h;h=ddbad8c410b34eac44dbcb6185c1b0b45545ab11;hb=HEAD;hp=e05acfb0291bdd73b7e5e9ba77b2db3a5ed2a731;hpb=2708af4ade1a189c58adb4a6e543ea80be781730;p=bertos.git diff --git a/mware/list.h b/mware/list.h deleted file mode 100755 index e05acfb0..00000000 --- a/mware/list.h +++ /dev/null @@ -1,157 +0,0 @@ -/*! - * \file - * Copyright (C) 2003,2004 Develer S.r.l. (http://www.develer.com/) - * Copyright (C) 2001 Bernardo Innocenti - * This file is part of DevLib - See devlib/README for information. - * - * \version $Id$ - * - * \author Bernardo Innocenti - * - * \brief General pourpose double-linked lists - */ - -/* - * $Log$ - * Revision 1.5 2004/07/20 23:45:01 bernie - * Finally remove redundant protos. - * - * Revision 1.4 2004/07/18 22:12:53 bernie - * Fix warnings with GCC 3.3.2. - * - * Revision 1.3 2004/07/18 22:01:43 bernie - * REMHEAD(), REMTAIL(): Move to list.h as inline functions. - * - * Revision 1.2 2004/06/03 11:27:09 bernie - * Add dual-license information. - * - * Revision 1.1 2004/05/23 15:43:16 bernie - * Import mware modules. - * - */ -#ifndef MWARE_LIST_H -#define MWARE_LIST_H - -typedef struct _Node -{ - struct _Node *succ; - struct _Node *pred; -} Node; - -typedef struct _List -{ - Node *head; - Node *null; - Node *tail; -} List; - - -/*! Template for a list of \a T structures */ -#define DECLARE_LIST(T) \ - struct { T *head; T *null; T *tail; } - -/*! Template for a node in a list of \a T structures */ -#define DECLARE_NODE(T) \ - struct { T *succ; T *pred; } - -/*! Template for a node in a list of \a T structures */ -#define DECLARE_NODE_ANON(T) \ - T *succ; T *pred; - -/*! - * Iterate over all nodes in a list. This statement defines a for cicle - * accepting the following parameters: - * \param n node pointer to be used in each iteration - * \param l pointer to list - */ -#define FOREACHNODE(n,l) \ - for( \ - (n) = (typeof(n))((l)->head); \ - ((Node *)(n))->succ; \ - (n) = (typeof(n))(((Node *)(n))->succ) \ - ) - -/*! Initialize a list */ -#define INITLIST(l) \ - do { \ - (l)->head = (Node *)(&(l)->null); \ - (l)->null = NULL; \ - (l)->tail = (Node *)(&(l)->head); \ - } while (0) - -/*! Add node to list head */ -#define ADDHEAD(l,n) \ - do { \ - (n)->succ = (l)->head; \ - (n)->pred = (Node *)&(l)->head; \ - (n)->succ->pred = (n); \ - (l)->head = (n); \ - } while (0) - -/*! Add node to list tail */ -#define ADDTAIL(l,n) \ - do { \ - (n)->succ = (Node *)(&(l)->null); \ - (n)->pred = (l)->tail; \ - (n)->pred->succ = (n); \ - (l)->tail = (n); \ - } while (0) - -/*! - * Insert node \a n before node \a ln - * Note: you can't pass in a list header as \a ln, but - * it is safe to pass list-\>head of an empty list. - */ -#define INSERTBEFORE(n,ln) \ - do { \ - (n)->succ = (ln); \ - (n)->pred = (ln)->pred; \ - (ln)->pred->succ = (n); \ - (ln)->pred = (n); \ - } while (0) - -/*! Remove \a n from whatever list it is in */ -#define REMOVE(n) \ - do { \ - (n)->pred->succ = (n)->succ; \ - (n)->succ->pred = (n)->pred; \ - } while (0) - -/*! Tell whether a list is empty */ -#define ISLISTEMPTY(l) ( (l)->head == (Node *)(&(l)->null) ) - -/*! - * \name Unlink a node from the head of the list \a l. - * \return Pointer to node, or NULL if the list was empty. - */ -INLINE Node *REMHEAD(List *l) -{ - Node *n; - - if (ISLISTEMPTY(l)) - return (Node *)0; - - n = l->head; - l->head = n->succ; - n->succ->pred = (Node *)l; - return n; -} - -/*! - * \name Unlink a node from the tail of the list \a l. - * \return Pointer to node, or NULL if the list was empty. - */ -INLINE Node *REMTAIL(List *l) -{ - Node *n; - - if (ISLISTEMPTY(l)) - return (Node *)0; - - n = l->tail; - l->tail = n->pred; - n->pred->succ = (Node *)&l->null; - return n; -} - -#endif /* MWARE_LIST_H */