On 2004-03-30 21:35:21 -0700, Bryan Harris wrote:
>
>
> > On Mon, 29 Mar 2004 00:38:50 -0700
> > Bryan Harris <[EMAIL PROTECTED]> wrote:
> >
> >>> Alternatively, you can use the '-t' operator:
> >>>
> >>> exit 0 if -t STDIN
> >>
> >>
> >> I've been waiting for this for a LONG time, thanks Smoot.
> >
> > No problem. It took me a while to find the correct operator as well.
> >
> > Please keep in mind that doing this breaks the de facto Unix standard
> > for filters. A simply command which is a filter (e.g takes
> > input from STDIN and sends output to STDOUT) is written without any
> > consideration whether the input is a terminal, pipe, socket or
> > otherwise. This makes it very simple to use the command in a pipeline or
> > standalone from the terminal.
>
> [stuff cut out]
>
> Smoot,
>
> Strangely, I find that we almost always want our scripts to act this way.
> If any files or data is passed to the script, then it uses it. Otherwise,
> it prints usage instructions (since we'd rather not have man pages for
> scripts, and I don't know how to build them anyway).
Use POD. See 'perldoc perlpod' for all the details.
Then the user can just run 'perldoc scriptname' (provided 'scriptname'
is in $PATH) and get a nicely formatted manpage.
Have a nice day
Morten
--
http://m.mongers.org/ -- http://zentience.mongers.org/
__END__
--
To unsubscribe, e-mail: [EMAIL PROTECTED]
For additional commands, e-mail: [EMAIL PROTECTED]
<http://learn.perl.org/> <http://learn.perl.org/first-response>
