[PATCH 3/8] console: fix a bug in interactive readline usage

[Vladimir Davydov]

On Mon, Apr 16, 2018 at 09:39:13PM +0300, Vladislav Shpilevoy wrote:
> Spurious wakeups are possible in console, that makes readline
> think that there are some data on stdin. Waked up readline
> returns garbage instead of string, that crashes a server on
> assertion in Lua.
> 
> Closes #3343
> ---
>  src/box/lua/console.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)

Ack