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Annotation of 43BSD/contrib/mh/sbr/m_setvis.c, revision 1.1

1.1     ! root        1: /* m_setvis.c - set the unseen-sequence */
        !             2: 
        !             3: #include "../h/mh.h"
        !             4: #include <stdio.h>
        !             5: 
        !             6: 
        !             7: void m_setvis (mp, seen)
        !             8: register struct msgs *mp;
        !             9: int    seen;
        !            10: {
        !            11:     register int    msgnum;
        !            12:     register char  *cp,
        !            13:                    *dp,
        !            14:                   **ap;
        !            15: 
        !            16:     dp = NULL;
        !            17:     if ((cp = m_find (usequence)) == NULL
        !            18:            || (ap = brkstring (dp = getcpy (cp), " ", "\n")) == NULL
        !            19:            || *ap == NULL) {
        !            20:        if (dp)
        !            21:            free (dp);
        !            22:        return;
        !            23:     }
        !            24: 
        !            25:     for (; *ap; ap++)
        !            26:        if (seen) {
        !            27:            if (m_seqflag (mp, *ap))
        !            28:                for (msgnum = mp -> lowsel; msgnum <= mp -> hghsel; msgnum++)
        !            29:                    if (mp -> msgstats[msgnum] & UNSEEN)
        !            30:                        (void) m_seqdel (mp, *ap, msgnum);
        !            31:        }
        !            32:        else
        !            33:            for (msgnum = mp -> lowmsg; msgnum <= mp -> hghmsg; msgnum++)
        !            34:                if (mp -> msgstats[msgnum] & UNSEEN)
        !            35:                    (void) m_seqadd (mp, *ap, msgnum, -1);
        !            36: 
        !            37:     if (dp)
        !            38:        free (dp);
        !            39: }

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