bug#36702: 27.0.50; newline: don't auto-fill regardless of auto-fill-mode

[Andreas Röhler]

On 17.07.19 19:47, Basil L. Contovounesios wrote:
> Andreas Röhler <andreas.roehler@easy-emacs.de> writes:
>
> > On 17.07.19 16:38, Basil L. Contovounesios wrote:
> > > "Basil L. Contovounesios" <contovob@tcd.ie> writes:
> > >
> > > > Andreas Röhler <andreas.roehler@easy-emacs.de> writes:
> > > >
> > > > >   From my point of view it's not that much about the docu but about the design.
> > > > >
> > > > > Users should not be forced to add an extra argument to prevent auto-fill when it
> > > > > is about a newline.
> > > > Users who do not want auto-filling should not enable auto-fill-mode,
> > > > either directly or by setting auto-fill-function.
> > > Alternatively, users who want auto-fill-mode to ignore newlines can do
> > > the following:
> > >
> > >     (aset auto-fill-chars ?\C-j nil)
> > >
> > > This is documented under (info "(elisp) Commands for Insertion") and
> > > (info "(elisp) Auto Filling").
> > Okay, commonly there many ways in Emacs to work around an issue, which is
> > great. But that doesn't solve it at source. By its semantic newline is unrelated
> > to filling, from there that behavior is not to expect, idiosyncratic.
> Unless you or someone else has a concrete proposal for how to fix said
> idiosyncratic behaviour in a backward-compatible way, I think that ship
> has sailed.
Decoupling it should not break anything. When fixed, just setting an 
auto-fill-function will no longer trigger auto-fill in case 
auto-fill-mode is off.