Re: bash "extglob" needs to upgrade at least like zsh "kshglob"

[Oğuz İsmail Uysal]

On 10/31/22 2:20 PM, Greg Wooledge wrote:
Bash already uses the POSIX regex functions (regcomp(3) et al.) to do
[[ =~ ]] using POSIX ERE. 
Yeah, and offers no more than what your libc's regex engine has. For 
example, you can't tell what `[[ x =~ .{256} ]]' (or even `[[ x =~ "" 
]]') would return without knowing the operating system it's run on. 
extglobs aren't like that and shouldn't be either.