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    Length: 1414 (0x586)
    Types: TextFile
    Names: »qb_pullup.c«

└─⟦3d0c2be1b⟧ Bits:30001254 ISODE-5.0 Tape
    └─⟦eba4602b1⟧ »./isode-5.0.tar.Z« 
        └─⟦d3ac74d73⟧ 
            └─⟦this⟧ »isode-5.0/psap/qb_pullup.c« 

TextFile

/* qb_pullup.c - "pullup" a list of qbufs */

#ifndef	lint
static char *rcsid = "$Header: /f/osi/psap/RCS/qb_pullup.c,v 6.0 89/03/18 23:39:12 mrose Rel $";
#endif

/* 
 * $Header: /f/osi/psap/RCS/qb_pullup.c,v 6.0 89/03/18 23:39:12 mrose Rel $
 *
 *
 * $Log:	qb_pullup.c,v $
 * Revision 6.0  89/03/18  23:39:12  mrose
 * Release 5.0
 * 
 */

/*
 *				  NOTICE
 *
 *    Acquisition, use, and distribution of this module and related
 *    materials are subject to the restrictions of a license agreement.
 *    Consult the Preface in the User's Manual for the full terms of
 *    this agreement.
 *
 */


/* LINTLIBRARY */

#include <stdio.h>
#include "psap.h"

/* \f

 */

int	qb_pullup (qb)
register struct qbuf *qb;
{
    register int    len;
    register char  *d;
    register struct qbuf  *p,
			  *qp,
    			  *qpp;

    len = 0;
#ifdef	notdef		/* want null-termination... */
    if ((p = qb -> qb_forw) -> qb_forw == qb)
	return OK;
#endif
    for (p = qb -> qb_forw; p != qb; p = p -> qb_forw)
	len += p -> qb_len;

    if ((p = (struct qbuf *) malloc ((unsigned) (sizeof *p + len + 1)))
	    == NULL)
	return NOTOK;
    d = p -> qb_data = p -> qb_base;
    p -> qb_len = len;

    for (qp = qb -> qb_forw; qp != qb; qp = qpp) {
	qpp = qp -> qb_forw;
	remque (qp);

	bcopy (qp -> qb_data, d, qp -> qb_len);
	d += qp -> qb_len;

	free ((char *) qp);
    }
    *d = NULL;

    insque (p, qb);

    return OK;
}