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Annotation of 43BSDReno/contrib/isode-beta/psap/str2qb.c, revision 1.1

1.1     ! root        1: /* str2qb.c - string to qbuf */
        !             2: 
        !             3: #ifndef        lint
        !             4: static char *rcsid = "$Header: /f/osi/psap/RCS/str2qb.c,v 7.2 90/04/18 08:51:02 mrose Exp $";
        !             5: #endif
        !             6: 
        !             7: /* 
        !             8:  * $Header: /f/osi/psap/RCS/str2qb.c,v 7.2 90/04/18 08:51:02 mrose Exp $
        !             9:  *
        !            10:  *
        !            11:  * $Log:       str2qb.c,v $
        !            12:  * Revision 7.2  90/04/18  08:51:02  mrose
        !            13:  * touch-up
        !            14:  * 
        !            15:  * Revision 7.1  90/02/19  13:09:48  mrose
        !            16:  * update
        !            17:  * 
        !            18:  * Revision 7.0  89/11/23  22:13:49  mrose
        !            19:  * Release 6.0
        !            20:  * 
        !            21:  */
        !            22: 
        !            23: /*
        !            24:  *                               NOTICE
        !            25:  *
        !            26:  *    Acquisition, use, and distribution of this module and related
        !            27:  *    materials are subject to the restrictions of a license agreement.
        !            28:  *    Consult the Preface in the User's Manual for the full terms of
        !            29:  *    this agreement.
        !            30:  *
        !            31:  */
        !            32: 
        !            33: 
        !            34: /* LINTLIBRARY */
        !            35: 
        !            36: #include <stdio.h>
        !            37: #include "psap.h"
        !            38: 
        !            39: /*  */
        !            40: 
        !            41: struct qbuf *str2qb (s, len, head)
        !            42: char   *s;
        !            43: int    len,
        !            44:        head;
        !            45: {
        !            46:     register struct qbuf *qb,
        !            47:                         *pb;
        !            48: 
        !            49:     if ((pb = (struct qbuf *) malloc ((unsigned) (sizeof *pb + len))) == NULL)
        !            50:        return NULL;
        !            51: 
        !            52:     if (head) {
        !            53:        if ((qb = (struct qbuf *) malloc (sizeof *qb)) == NULL) {
        !            54:            free ((char *) pb);
        !            55:            return NULL;
        !            56:        }
        !            57:        qb -> qb_forw = qb -> qb_back = qb;
        !            58:        qb -> qb_data = NULL, qb -> qb_len = len;
        !            59:        insque (pb, qb);
        !            60:     }
        !            61:     else {
        !            62:        pb -> qb_forw = pb -> qb_back = pb;
        !            63:        qb = pb;
        !            64:     }
        !            65: 
        !            66:     pb -> qb_data = pb -> qb_base;
        !            67:     if ((pb -> qb_len = len) > 0 && s)
        !            68:        bcopy (s, pb -> qb_data, len);
        !            69: 
        !            70:     return qb;
        !            71: }

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