Re: Hiding a process
On Mon, Apr 15, 2002 at 08:00:12AM +0000, Miquel van Smoorenburg wrote:
> In article <[🔎] 20020415063651.GA28657@calico.local>,
> Eric G. Miller <egm2@jps.net> wrote:
> >On Sun, Apr 14, 2002 at 11:55:43PM -0500, Daniel DiPaolo wrote:
> >> On Sun, 2002-04-14 at 20:15, Michael D. Crawford wrote:
> >> > > exec -a $NAME $COMMAND $ARGS
> >> >
> >> > exec -a /sbin/getty 31337r007k17 -destroyeverything
> >>
> >> Note that this is a shell specific thing (doesn't work in zsh, and I
> >> can't find the equivalent in the zsh man pages).
> >>
> >> Works fine in bash though :)
> >
> >AFAIK, it's a Bourne Shell builtin which is generally the only portable
> >shell scripting language. I don't know why zsh wouldn't support it,
>
> Because POSIX/SuS do not define any flags for the 'exec' command.
> 'exec -a' is a bash specific extension.
Ahh. It's listed under the Bourne shell compatible builtins in the
Bash manpage and I didn't see a mention there that it was a Bash
extension. Don't have copies of POSIX/SuS documents to go through
myself...
--
Eric G. Miller <egm2@jps.net>
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