Mercurial > vim
changeset 10066:dc1610dc910f v7.4.2304
commit https://github.com/vim/vim/commit/417ccd7138d4d230d328de8b0d3892dd82ff1bee
Author: Bram Moolenaar <Bram@vim.org>
Date: Thu Sep 1 21:26:20 2016 +0200
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.
author | Christian Brabandt <cb@256bit.org> |
---|---|
date | Thu, 01 Sep 2016 21:30:05 +0200 |
parents | e22dde82d394 |
children | 4d790349eb7d |
files | src/ex_cmds2.c src/testdir/test_timers.vim src/version.c |
diffstat | 3 files changed, 35 insertions(+), 5 deletions(-) [+] |
line wrap: on
line diff
--- a/src/ex_cmds2.c +++ b/src/ex_cmds2.c @@ -1090,6 +1090,9 @@ profile_zero(proftime_T *tm) 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 @@ remove_timer(timer_T *timer) 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 @@ check_due_timer(void) # 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; }
--- a/src/testdir/test_timers.vim +++ b/src/testdir/test_timers.vim @@ -128,4 +128,19 @@ func Test_paused() 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