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Annotation of 43BSD/contrib/B/src/bed/queu.h, revision 1.1.1.1

1.1       root        1: /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1984. */
                      2: /* $Header: queu.h,v 2.1 85/08/22 16:07:02 timo Exp $ */
                      3: 
                      4: /*
                      5:  * B editor -- Definitions for queues of nodes.
                      6:  */
                      7: 
                      8: typedef struct queue *queue;
                      9: 
                     10: struct queue {
                     11:        char    type;
                     12:        char    _unused;
                     13:        intlet  refcnt;
                     14:        intlet  len;
                     15:        node    q_data;
                     16:        queue   q_link;
                     17: };
                     18: 
                     19: #define Qnil ((queue) NULL)
                     20: #define qcopy(q) ((queue)copy((value)(q)))
                     21: #define qrelease(q) release((value)(q))
                     22: #define emptyqueue(q) (!(q))
                     23: 
                     24: node queuebehead();

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