3 * seq_del.c -- delete message(s) from a sequence
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.
14 * Delete all SELECTED messages from sequence
16 * If public == 1, make sequence public.
17 * If public == 0, make sequence private.
18 * If public == -1, leave the public/private bit alone for existing
19 * sequences. For new sequences, set this bit based
20 * on its readonly status.
22 * If error, return 0, else return 1.
26 seq_delsel (struct msgs *mp, char *cp, int public, int zero)
28 int i, msgnum, new_seq = 1;
34 * Get the number for this sequence
36 for (i = 0; mp->msgattrs[i]; i++) {
37 if (!strcmp (mp->msgattrs[i], cp)) {
44 * If the zero flag is set, first add all existing
45 * messages in this folder to the sequence.
49 * create the sequence, if necessary
53 advise (NULL, "only %d sequences allowed (no room for %s)!", NUMATTRS, cp);
56 if (!(mp->msgattrs[i] = strdup (cp))) {
57 advise (NULL, "strdup failed");
60 mp->msgattrs[i + 1] = NULL;
63 * now add sequence bit to all existing messages
65 for (msgnum = mp->lowmsg; msgnum <= mp->hghmsg; msgnum++) {
66 if (does_exist (mp, msgnum))
67 add_sequence (mp, i, msgnum);
69 clear_sequence (mp, i, msgnum);
73 advise (NULL, "no such sequence as %s", cp);
79 * Now clear the bit on all selected messages
81 for (msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++)
82 if (is_selected (mp, msgnum))
83 clear_sequence (mp, i, msgnum);
86 * Set the public/private bit for this sequence.
89 make_seq_public (mp, i);
91 make_seq_private (mp, i);
94 * If public == -1, then only set the
95 * public/private bit for new sequences.
98 make_seq_private (mp, i);
100 make_seq_public (mp, i);
103 mp->msgflags |= SEQMOD;
109 * Delete message from sequence.
111 * If error, return 0, else return 1.
115 seq_delmsg (struct msgs *mp, char *cp, int msgnum)
119 if (!seq_nameok (cp))
122 for (i = 0; mp->msgattrs[i]; i++) {
123 if (!strcmp (mp->msgattrs[i], cp)) {
124 clear_sequence (mp, i, msgnum);
125 mp->msgflags |= SEQMOD;
130 advise (NULL, "no such sequence as %s", cp);