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Re: [Help-bash] make function local


From: Greg Wooledge
Subject: Re: [Help-bash] make function local
Date: Fri, 17 Apr 2015 08:17:17 -0400
User-agent: Mutt/1.4.2.3i

On Thu, Apr 16, 2015 at 10:38:22PM -0700, Linda Walsh wrote:
> It's a trite example, but I do something like:
> 
> 
> sub gvim () {
>  array orig_args=($@)  gv_files=() gv_ops=()
>  int use_tab=0  look_for_ops=1
> 
>    sub _exec_gvim() {
>      array args
>      ((use_tab)) && args=("-p")
>      (( address@hidden:-0} )) && args+=(address@hidden)
>      (( $# )) && args+=($@)
>      command gvim "address@hidden"
>      unset -f _exec_gvim
>    }
>    ....
> 
> 
> AFAIK, _exec_gvim, can only be called from within "function gvim", no?

That is not correct.  In bash, all function definitions are global.

imadev:~$ f1() { f2() { echo "I'm f2"; }; }; f1; f2
I'm f2



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