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use memset to clear the msgstats in folder_realloc
author
Philipp Takacs
<philipp@bureaucracy.de>
Wed, 18 Mar 2020 20:46:30 +0000
(21:46 +0100)
committer
Philipp Takacs
<philipp@bureaucracy.de>
Tue, 31 Mar 2020 21:10:20 +0000
(23:10 +0200)
sbr/folder_realloc.c
patch
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diff --git
a/sbr/folder_realloc.c
b/sbr/folder_realloc.c
index
64a6640
..
52c3647
100644
(file)
--- a/
sbr/folder_realloc.c
+++ b/
sbr/folder_realloc.c
@@
-46,6
+46,12
@@
folder_realloc(struct msgs *mp, int lo, int hi)
** just realloc the message status array.
*/
mp->msgstats = mh_xrealloc(mp->msgstats, MSGSTATSIZE(mp, lo, hi));
** just realloc the message status array.
*/
mp->msgstats = mh_xrealloc(mp->msgstats, MSGSTATSIZE(mp, lo, hi));
+ /*
+ ** Clear the newly allocated msg flag space. The lowoff and
+ ** hghoff are the old messagenumber range. So the calculation
+ ** of the first new element has to subtract lowoff.
+ */
+ memset(mp->msgstats + mp->hghoff - lo + 1, 0, hi - mp->hghoff);
} else {
/*
** We are changing the offset of the message status
} else {
/*
** We are changing the offset of the message status
@@
-69,20
+75,5
@@
folder_realloc(struct msgs *mp, int lo, int hi)
mp->lowoff = lo;
mp->hghoff = hi;
mp->lowoff = lo;
mp->hghoff = hi;
- /*
- ** Clear all the flags for entries outside
- ** the current message range for this folder.
- */
- if (mp->nummsg > 0) {
- for (msgnum = mp->lowoff; msgnum < mp->lowmsg; msgnum++)
- clear_msg_flags(mp, msgnum);
- for (msgnum = mp->hghmsg + 1; msgnum <= mp->hghoff; msgnum++)
- clear_msg_flags(mp, msgnum);
- } else {
- /* no messages, so clear entire range */
- for (msgnum = mp->lowoff; msgnum <= mp->hghoff; msgnum++)
- clear_msg_flags(mp, msgnum);
- }
-
return mp;
}
return mp;
}