Re: Error in read implementation and/or documentation

[Peter Olson]

I was using ^D as an EOF. I guess I should have tried it in other ways. 
Is ^D not the same as EOF? Sorry if that is a noob question. I was able 
to reproduce all of your outputs. I am using xterm as my terminal 
emulator, if that matters.

Peter

On 07/27/2013 10:35 AM, Chris Down wrote:
> Hello,
>
> On 27 July 2013 06:37, Peter Olson <polson136@gmail.com> wrote:
> > If read is invoked with the -n or -N options, then given an EOF, it returns
> > with a zero exit status.
> Cannot reproduce.
>
>      $ echo $BASH_VERSION
>      4.2.45(2)-release
>      $ read -n1 </dev/null
>      $ echo $?
>      1
>      $ read -N1 </dev/null
>      $ echo $?
>      1
>
> > In addition, if it is invoked with -n 3, for example, then given EOF for one
> > of the first 2 characters, it still waits for all 3 characters.
> Cannot reproduce.
>
>      $ printf 01 | read -n3
>      $ echo $?
>      1
>
> Best,
>
> Chris