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

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