On 7/14/13 6:13 PM, Mara Kim wrote:
> Hi bug-readline!
>
> I asked this question over on Stack Overflow
> (http://stackoverflow.com/questions/17608865/how-to-force-gnu-readline-to-call-bound-functions-when-line-is-blank),
> but figured it would be a good idea to get some insight from the developers.
>
> I am trying to bind C-d to a function (specifically, setting an exit
> flag). It works, but only when the current line is not blank. It appears
> that this behaviour is specific to C-d, as I have no issues when I bind
> other keys.
It's specific to the termios `eof' character. If readline gets the tty
eof character on a blank line, it interprets it as eof and behaves
accordingly.
It's been this way at least as far back as readline-4.2, which was released
in 2001. I didn't look back any earlier.
Chet
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU [email protected] http://cnswww.cns.cwru.edu/~chet/
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