The forgotten debug prints patch, attached. First file count.txt is
just a proof that I'm not making this up ;)

On 17 June 2018 at 22:23, Sebastian Gniazdowski <sgniazdowski@gmail.com> wrote:
> Hello,
> I'm debugging the reason why Ctrl-C can be ignored. U stumbled upon this:
>
> 1. I open shell, enter "ls ", then press Ctrl-C
> 2. Debug logs from before "< master Zle select()" and after "> master
> Zle select()" occur
> 3. At first Ctrl-C, there are 24 select() recurrent code execution
> paths – the logs around select() are triggered ~24 times.
> 4. At second "ls <Ctrl-C>", there are 96 recurrent code paths.
> 5. At third "ls <Ctrl-C>, there are 197 recurrent code paths.
>
> The logs are:
>
> BASIC < select Before: selret: 0, errflag: 0, retflag: 0, breaks: 0,
> exit_pending: 0
> BASIC > select After: selret: 0, errflag: 0, retflag: 0, breaks: 0,
> exit_pending: 0
>
> two lines, installed before master select() (first line) and after the
> master select (second line).
>
> Could it be that Zsh reacts in this way after occurring Ctrl-C? It's
> somewhat hard to believe. That's why I include also patch with debug
> prints that I've used. Maybe someone will just apply it and do "ls
> <Ctrl-C>".
>
> Also: asciinema recording, showing how the series of logs grow (1 tmux
> screen / page, then 4 tmux screens / pages, then 9 pages to scroll up
> to see the logs beginnings'):
>
> https://asciinema.org/a/hC24KqphbztwQfk5ApZbOYU2y
>
> --
> Best regards,
> Sebastian Gniazdowski