Re: [Zsh bug] function define bug

[Cuong Manh Le <cuong.manhle.vn@xxxxxxxxx>]

Hi Severus,

Can you give a demo?

You can turn off `multì_func_def` but you can always do multiple function
definition with reserved word `function`

Best.

On Wed, Nov 25, 2015 at 11:20 AM, Ngô Huy <huynhok.uit@xxxxxxxxx> wrote:

> Dear Matthew
>
> 2015-11-25 11:06 GMT+07:00 Matthew Martin <phy1729@xxxxxxxxx>:
>
> > On Tue, Nov 24, 2015 at 9:46 PM, Ngô Huy <huynhok.uit@xxxxxxxxx> wrote:
> > > Dear folks,
> > >
> > > I found the problem in zsh define function. Demo
> > >
> > > ls test() { echo "Bug !!!"} && ls && test
> > >
> > > it will print
> > >
> > > Bug !!!
> > > Bug !!!
> >
> >
> > That's expected behaviour. Since MULTI_FUNC_DEF is set by default in zsh
> > mode, both ls and test are being defined as functions with the body
> > echo "Bug !!!".
> >
> > % func1 func2 () { echo This is "$0"; }
> > % func1; func2
> > This is func1
> > This is func2
> > % which func{1,2}
> > func1 () {
> >         echo This is "$0"
> > }
> > func2 () {
> >         echo This is "$0"
> > }
> > % unsetopt MULTI_FUNC_DEF
> > % func1 func2 () { echo This is "$0"; }
> > zsh: parse error near `()'
> >
>
> I know this behavior likes advanced programming language but multì_func_def
> should be turned off by default, it leads to risky problem when someone
> searchs as grep, ls malicious strings without quote
>
>
> Kind regards,
> Severus
>