patch 7.4.2304
Problem: In a timer callback the timer itself can't be found or stopped.
(Thinca)
Solution: Do not remove the timer from the list, remember whether it was
freed.
diff --git a/src/ex_cmds2.c b/src/ex_cmds2.c
index 85513af..a76b055 100644
--- a/src/ex_cmds2.c
+++ b/src/ex_cmds2.c
@@ -1090,6 +1090,9 @@
static timer_T *first_timer = NULL;
static int last_timer_id = 0;
+static timer_T *current_timer = NULL;
+static int free_current_timer = FALSE;
+
/*
* Insert a timer in the list of timers.
*/
@@ -1121,8 +1124,13 @@
static void
free_timer(timer_T *timer)
{
- free_callback(timer->tr_callback, timer->tr_partial);
- vim_free(timer);
+ if (timer == current_timer)
+ free_current_timer = TRUE;
+ else
+ {
+ free_callback(timer->tr_callback, timer->tr_partial);
+ vim_free(timer);
+ }
}
/*
@@ -1200,18 +1208,23 @@
# endif
if (this_due <= 1)
{
- remove_timer(timer);
+ current_timer = timer;
+ free_current_timer = FALSE;
timer_callback(timer);
+ current_timer = NULL;
+
did_one = TRUE;
- if (timer->tr_repeat != 0)
+ if (timer->tr_repeat != 0 && !free_current_timer)
{
profile_setlimit(timer->tr_interval, &timer->tr_due);
if (timer->tr_repeat > 0)
--timer->tr_repeat;
- insert_timer(timer);
}
else
+ {
free_timer(timer);
+ remove_timer(timer);
+ }
/* the callback may do anything, start all over */
break;
}
diff --git a/src/testdir/test_timers.vim b/src/testdir/test_timers.vim
index 152f725..e6e54a4 100644
--- a/src/testdir/test_timers.vim
+++ b/src/testdir/test_timers.vim
@@ -128,4 +128,19 @@
endif
endfunc
+func StopMyself(timer)
+ let g:called += 1
+ if g:called == 2
+ call timer_stop(a:timer)
+ endif
+endfunc
+
+func Test_delete_myself()
+ let g:called = 0
+ let t = timer_start(10, 'StopMyself', {'repeat': -1})
+ call WaitFor('g:called == 2')
+ call assert_equal(2, g:called)
+ call assert_equal([], timer_info(t))
+endfunc
+
" vim: shiftwidth=2 sts=2 expandtab
diff --git a/src/version.c b/src/version.c
index edee28a..b0ee536 100644
--- a/src/version.c
+++ b/src/version.c
@@ -764,6 +764,8 @@
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
+ 2304,
+/**/
2303,
/**/
2302,