4.3BSD - /usr/src/new/mh/sbr/m_setvis.c

   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: }

Defined functions