diplodocus.org Git - nmh/blob - sbr/seq_setprev.c

   1
   2 /*
   3  * seq_setprev.c -- set the Previous-Sequence
   4  *
   5  * This code is Copyright (c) 2002, by the authors of nmh.  See the
   6  * COPYRIGHT file in the root directory of the nmh distribution for
   7  * complete copyright information.
   8  */
   9
  10 #include <h/mh.h>
  11 #include <h/utils.h>
  12
  13 /*
  14  * Add all the messages currently SELECTED to
  15  * the Previous-Sequence.  This way, when the next
  16  * command is given, there is a convenient way to
  17  * selected all the messages used in the previous
  18  * command.
  19  */
  20
  21 void
  22 seq_setprev (struct msgs *mp)
  23 {
  24     char **ap, *cp, *dp;
  25
  26     /*
  27      * Get the list of sequences for Previous-Sequence
  28      * and split them.
  29      */
  30     if ((cp = context_find (psequence))) {
  31         dp = mh_xstrdup(cp);
  32         if (!(ap = brkstring (dp, " ", "\n")) || !*ap) {
  33             free (dp);
  34             return;
  35         }
  36     } else {
  37         return;
  38     }
  39
  40     /* Now add all SELECTED messages to each sequence */
  41     for (; *ap; ap++)
  42         seq_addsel (mp, *ap, -1, 1);
  43
  44     free (dp);
  45 }