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/*
** seq_setunseen.c -- add/delete all messages which have the SELECT_UNSEEN
** -- bit set to/from the Unseen-Sequence
**
** This code is Copyright (c) 2002, by the authors of nmh. See the
** COPYRIGHT file in the root directory of the nmh distribution for
** complete copyright information.
*/
#include <h/mh.h>
#include <h/utils.h>
/*
** We scan through the folder and act upon all messages
** that are marked with the SELECT_UNSEEN bit.
**
** Either add messages to or (if doadd is false) delete messages from
** the unseen sequence(s).
*/
void
seq_setunseen(struct msgs *mp, int doadd)
{
int n;
char **ap, *cp, *dp;
if (mp->lowmsg == 0) {
return;
}
/*
** Get the list of sequences for Unseen-Sequence
** and split them.
*/
if ((cp = context_find(usequence))) {
dp = mh_xstrdup(cp);
} else {
/* not set in profile, thus use the default */
dp = mh_xstrdup(seq_unseen);
}
if (!(ap = brkstring(dp, " ", "\n")) || !*ap) {
/* contains no sequence name, i.e. we're finished */
mh_free0(&dp);
return;
}
/*
** Now add/delete each message which has the SELECT_UNSEEN
** bit set to/from each of these sequences.
*/
for (; *ap; ap++) {
if (doadd) {
for (n = mp->lowmsg; n <= mp->hghmsg; n++) {
if (is_unseen(mp, n)) {
seq_addmsg(mp, *ap, n, -1, 0);
}
}
} else {
/* make sure sequence exists first */
if (seq_getnum(mp, *ap) != -1) {
for (n = mp->lowsel; n <= mp->hghsel; n++) {
if (is_unseen(mp, n)) {
seq_delmsg(mp, *ap, n);
}
}
}
}
}
mh_free0(&dp);
}
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