Ozaki Kiichi wrote:
> Calling timer_stop in timer-callback causes SEGV.
>
> [repro steps]
>
> test.vim:
> ----
> function! StopTimer1(timer)
> let g:timer2 = timer_start(50, 'StopTimer2')
> " avoid bothersome maxfuncdepth error
> call timer_pause(g:timer1, 1)
> sleep 100m
> endfunction
>
> function! StopTimer2(timer)
> let g:timer3 = timer_start(50, 'StopTimer3')
> call timer_stop(g:timer1)
> endfunction
>
> function! StopTimer3(timer)
> " Do nothing
> endfunction
>
> function! TimerStart()
> let g:timer1 = timer_start(50, 'StopTimer1')
> sleep 100m
> endfunction
> ----
>
> vim -Nu NONE -S test.vim
>
> :call TimerStart()
>
> then vim aborts.
>
> [other problem]
>
> Vim hangs up when timer is firing frequently.
>
> test.vim:
> ----
> function! TimerStart()
> call timer_start(0, 'TimerCallback', {'repeat' : -1})
> endfunction
> function! TimerCallback(...)
> endfunction
> ----
>
> vim -Nu NONE -S test.vim
>
> :call TimerStart()
>
> then vim hangs up and we can't intercept by Ctrl-C.
>
> [patch]
>
> https://gist.github.com/ichizok/d6637a6d368bbf1353a35441c34039a7
>
> * evalfunc.c patch is not concerned with those problems, this modifies
> efficiency of timer_start() slightly.
Thanks, nice solution.
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