Re: How to change the shebang in 'configure' to require Bash

[Warren Young]

On Mar 19, 2018, at 7:57 AM, Eric Blake <address@hidden> wrote:
> 
> On 03/18/2018 10:39 AM, R. Diez wrote:
>> I realise that this decision goes against Autoconf's portability principle. 
>> But even as a humble user, I am entitled to some freedom of choice. 8-)
> 
> Not any easy way that I know of, precisely because it goes against autoconf's 
> portability.  

I saw in the recent Automake release notes that there’s a tentative plan that 
Autoconf 2.0 will require at least a POSIX shell.

Herr Diez, is this close enough to “Bash” to suit your purposes? That is, are 
you just looking for things like $() instead of ``, or are you intending to 
commit outright bash-isms?