Re: Testing if there is data on stdin?

[Atom Smasher <atom@xxxxxxxxxxx>]

On Thu, 17 Sep 2009, Lloyd Zusman wrote:

> Is there a way in zsh to test whether there is at least one byte of data 
> waiting to be read from stdin without actually reading that data?
>
> I know I can do a [[ -t 0 ]] to see whether stdin is attached to a 
> terminal, but that doesn't tell me if there is any data waiting to be 
> read.
=================

this might be what you want:

	read -t foo && { data_on_stdin ; echo ${foo} }


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