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Improve performance of recur_prev_occurrence()

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And fix item start day for prev command

Signed-off-by: Lars Henriksen <LarsHenriksen@get2net.dk>
Signed-off-by: Lukas Fleischer <lfleischer@calcurse.org>
This commit is contained in:
Lars Henriksen 2020-11-15 10:25:46 +01:00 committed by Lukas Fleischer
parent 3599766cee
commit 1efe24105e
3 changed files with 19 additions and 13 deletions
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6
src/calcurse.c
View File

@ -623,8 +623,12 @@ static inline void key_generic_cmd(void)
warnbox(error_msg);
goto cleanup;
}
day = date2sec(*ui_calendar_get_slctd_day(), 0, 0);
item = ui_day_get_sel();
/*
* The selected day need not be the (item) start day
* for multi-day occurrences.
*/
day = DAY(item->start);
if (item->type == RECUR_EVNT) {
rev = item->item.rev;
more = recur_next_occurrence(rev->day, -1, rev->rpt, &rev->exc,

1
src/calcurse.h
View File

@ -142,6 +142,7 @@
*/
#define DAYINSEC (DAYINMIN * MININSEC)
#define NEXTDAY(date) date_sec_change((date), 0, 1)
#define PREVDAY(date) date_sec_change((date), 0, -1)
#define DAYLEN(date) (NEXTDAY(date) - (date))
#define ENDOFDAY(date) (NEXTDAY(date) - 1)
#define HOURINSEC (HOURINMIN * MININSEC)

25
src/recur.c
View File

@ -1852,19 +1852,20 @@ int recur_nth_occurrence(time_t s, long d, struct rpt *r, llist_t *e, int n,
int recur_prev_occurrence(time_t s, long d, struct rpt *r, llist_t *e,
time_t day, time_t *prev)
{
time_t prev_day, next;
int ret = 0;
if (day <= DAY(s))
return 0;
next = *prev = s;
while (DAY(next) < day) {
/* Set new previous and next. */
*prev = next;
prev_day = DAY(*prev);
recur_next_occurrence(s, d, r, e, prev_day, &next);
/* Multi-day appointment */
if (next == *prev)
next = NEXTDAY(*prev);
return ret;
while (DAY(s) < day) {
day = PREVDAY(day);
if (recur_item_find_occurrence(s, d, r, e, day, prev)) {
/* Multi-day appointment. */
if (d != -1 && *prev < day && day < *prev + d)
continue;
ret = 1;
break;
}
}
return 1;
return ret;
}