Re: readlink(1) of more than one file?

[Pádraig Brady]

On 12/12/2012 08:00 PM, Eric Blake wrote:
> On 12/12/2012 12:54 PM, Pádraig Brady wrote:
> > On 12/12/2012 07:05 PM, Aaron Davies wrote:
> > > Is there a reason the interface for readlink(1) is “FILE” instead of
> > > “FILE...”? I’ve often wanted to do e.g. “find -type l|xargs readlink”
> > > or (in zsh) “readlink **/*(@)”, and having to do a shell loop or use
> > > “xargs -n1” seems inelegant.
> >
> > Note the newer more general realpath(1)
> > supports multiple files.
> >
> > Though there is no reason I see that readlink(1)
> > can't do so too.  I also see the BSD version
> > can accept multiple args, so I'll probably add
> > something along the lines of the following
> > unless there are objections.
>
> If you add support for handling more than one file at a time, then you
> also should add support for separating the output with NUL instead of
> newline to make the output unambiguous.

Good point, just like the recent addition in basename.
I'll add -z, --zero.

thanks,
Pádraig.