Re: permission denied

[Roman Perepelitsa <roman.perepelitsa@xxxxxxxxx>]

On Thu, Apr 20, 2023 at 11:36 PM Ray Andrews <rayandrews@xxxxxxxxxxx> wrote:
>
> Bart:
> >
> > On 2023-04-17 19:41, Bart Schaefer wrote:
> >>
> >> Think of aliases as preprocessor directives like #define in C, and
> >> you'll get there.
> >
> > I can almost smell that it's something best accepted as it is. BTW, I
> > figured out the message.  Seems in the unacceptability of the alias
> > 'l', she keeps looking, and finds the file named 'l' on the path and,
> > it being a source file (containing alias 'l' and the called function
> > '_l') and not being executable, 'permission denied' is about the right
> > thing to say about file 'l'.  If not on the path, the message is
> > 'command not found'.  I had thought that 'permission denied' referred
> > to the alias.  Dunno, perhaps 'zsh: permission denied, file: ./l'
> > might be friendlier, it would at least be clear what the shell is
> > chewing on there.  So at the end of it 'eval' is my friend in need.
>
> One last question:
>
> You did this:
>
>      chain0=( ${(s:; :)${(z)1}} )
>
> ... ignoring the semicolon stuff for now, since it's more a matter of
> principal than practice for me:
>
>      chain0=( ${=1} )
>
> ... that would seem the more 'normal' thing, but you've obviously used
> '(z)' pointedly.  What's the difference here?  The manual leaves me
> feeling rather vague.

You'll see the difference if you set `1='echo "hello world"'.

Roman.