Re: Redirection between assignment statement and command name prevents alias substitution

[Chris F.A. Johnson]

On Thu, 25 Mar 2021, Oğuz wrote:

> 24 Mart 2021 Çarşamba tarihinde Robert Elz <kre@munnari.oz.au> yazdı:
>
> >     Date:        Wed, 24 Mar 2021 11:15:11 +0300
> >     From:        =?UTF-8?B?T8SfdXo=?= <oguzismailuysal@gmail.com>
> >     Message-ID:  <CAH7i3Lqg_H=nTJn3FiZ9PQ9eKWcx
> > K0pZmYz8_pNpLjtK4esSZw@mail.gmail.com>
> >
> >   | I think I got the general idea of aliases now
> >
> > I'm not sure why you want or need that, aliases
> > are dumb (bizarre) and shoukd be deleted...
> >
> > I keep trying to get tge POSIX people to
> > remove them from the standard.  They keep ignoring me.  Shells won't drop
> > support, but at least
> > no-one woukd be able to rely on them working,
> > or working any particular way any more.
>
>
> They are fine as an interactive feature but definitely don't belong in
> shell scripts.

The only place I've ever used aliases is in a script:

alias show_command='[ $verbose -gt ${debuglevel:-0} ] && printf "%s" "++ $FUNCNAME " "${@/%/ 
}" && echo '

I couldn't use a function (which I do for all interactive uses) because that 
would change $FUNCNAME.


--
   Chris F.A. Johnson                         <http://cfajohnson.com/>
   =========================== Author: ===============================
   Shell Scripting Recipes: A Problem-Solution Approach (2005, Apress)
   Pro Bash Programming: Scripting the GNU/Linux shell (2009, Apress)