head	1.8;
access;
symbols;
locks; strict;
comment	@ * @;


1.8
date	92.12.15.00.20.22;	author jromine;	state Exp;
branches;
next	1.7;

1.7
date	91.02.14.14.44.38;	author mh;	state Exp;
branches;
next	1.6;

1.6
date	90.04.05.15.30.40;	author sources;	state Exp;
branches;
next	1.5;

1.5
date	90.04.05.14.44.39;	author sources;	state Exp;
branches;
next	1.4;

1.4
date	90.02.21.16.36.08;	author sources;	state Exp;
branches;
next	1.3;

1.3
date	90.02.21.16.35.38;	author sources;	state Exp;
branches;
next	1.2;

1.2
date	90.02.01.14.07.31;	author sources;	state Exp;
branches;
next	1.1;

1.1
date	90.02.01.14.04.09;	author sources;	state Exp;
branches;
next	;


desc
@@


1.8
log
@endif sugar
@
text
@/* m_seq.c - print out a message sequence */
#ifndef	lint
static char ident[] = "@@(#)$Id: m_seq.c,v 1.7 1991/02/14 14:44:38 mh Exp jromine $";
#endif	/* lint */

#include "../h/mh.h"
#include <stdio.h>

/* new version from VJ 2/90 - faster? */

char *
m_seq(mp, cp)
	struct msgs *mp;
	char *cp;
{
	int mask;
	register int i, j;
	register char *bp;
	static char buffer[BUFSIZ*2];	/* for big sequences */

	if (strcmp (current, cp) == 0) {
	    /* assume this is in sync with msgstats["cur"] */
	    /* see m_seqadd() for details */
	    if (mp->curmsg) {	
		(void) sprintf(buffer, "%s", m_name(mp->curmsg));
		return (buffer);
	    } else
		return (NULL);
	}
	for (i = 0; mp->msgattrs[i]; i++)
		if (strcmp(mp->msgattrs[i], cp) == 0)
			break;
	
	if (! mp->msgattrs[i])
		return (NULL);

	mask = EXISTS | (1 << (FFATTRSLOT + i));
	bp = buffer;
	for (i = mp->lowmsg; i <= mp->hghmsg; ++i) {
		if ((mp->msgstats[i] & mask) != mask)
			continue;

		if (bp > buffer)
			*bp++ = ' ';

		(void) sprintf(bp, "%s", m_name(i));
		bp += strlen(bp);
		j = i;
		for (++i; i <= mp->hghmsg && (mp->msgstats[i] & mask) == mask;
		     ++i)
			;
		if (i - j > 1) {
			(void) sprintf(bp, "-%s", m_name(i - 1));
			bp += strlen(bp);
		}
	}
	return (bp > buffer? buffer : NULL);
}
@


1.7
log
@comment unclear code
jlr
@
text
@d3 2
a4 2
static char ident[] = "@@(#)$Id: m_seq.c,v 1.6 90/04/05 15:30:40 sources Exp Locker: mh $";
#endif	lint
@


1.6
log
@add ID
@
text
@d3 1
a3 1
static char ident[] = "@@(#)$Id:$";
d21 8
a28 6
	if (strcmp(current, cp) == 0) {
		if (mp->curmsg) {
			(void) sprintf(buffer, "%s", m_name(mp->curmsg));
			return (buffer);
		} else
			return (NULL);
@


1.5
log
@add ID
@
text
@d3 1
a3 1
static char ident[] = "$Id:";
@


1.4
log
@make buffer bigger
@
text
@d2 3
@


1.3
log
@Fixes from Van Jacobson
@
text
@d16 1
a16 1
	static char buffer[BUFSIZ];
@


1.2
log
@increase message sequence buffer size by factor of 2.  I hope this
is worth it, since it'll make things bigger.
@
text
@d6 1
d8 4
a11 3
char   *m_seq (mp, cp)
struct msgs *mp;
char   *cp;
d13 4
a16 8
    int     bits,
            found,
            hack;
    register int    i,
                    j,
                    k;
    register char  *bp;
    static char buffer[BUFSIZ * 2];
d18 18
a35 15
    bits = FFATTRSLOT;
    hack = strcmp (current, cp) == 0;
    for (i = 0; mp -> msgattrs[i]; i++)
	if (strcmp (mp -> msgattrs[i], cp) == 0) {
	    found = 0;
	    bp = buffer;
	    for (j = mp -> lowmsg; j <= mp -> hghmsg; j++)
		if ((mp -> msgstats[j] & EXISTS)
			&& (mp -> msgstats[j] & (1 << (bits + i)))) {
		    (void) sprintf (bp, "%s%s", found ? " " : "", m_name (j));
		    bp += strlen (bp);
		    for (k = j + 1; k <= mp -> hghmsg
			    && (mp -> msgstats[k] & EXISTS)
			    && (mp -> msgstats[k] & (1 << (bits + i)));
			    k++)
d37 13
a49 6
		    if (--k > j) {
			(void) sprintf (bp, "-%s", m_name (k));
			bp += strlen (bp);
		    }
		    j = k + 1;
		    found++;
a50 5
	    if (found == 0 && hack && mp -> curmsg) {
		found++;
		(void) sprintf (buffer, "%s", m_name (mp -> curmsg));
	    }
	    return (found > 0 ? buffer : NULL);
d52 1
a52 2

    return NULL;
@


1.1
log
@Initial revision
@
text
@d18 1
a18 1
    static char buffer[BUFSIZ];
@