Re: coding tags and utf-16

[Stefan Monnier]

> So, in any cases, a tag value itself is useless.  Then how
> to detect utf-16 more reliably?  In the current Emacs
> (i.e. Ver.22), I think we can use auto-coding-regexp-alist
> or auto-coding-alist.  In the former case, we can register
> BOM patterns and also something like "\\`\\(\0[\0-\177]\\)+"
> for utf-16be.  In the latter case, you can use more
> complicated heuristics in a registered function.

Can't it be somehow added to detect_coding_utf_16?

> But, those are anyway just heuristics; not 100% reliable.
> So I think we need a user option to turn it on and off, or
> perhaps a user option to select which kind of heuristics.

Shouldn't this be done via the coding-system-priority?


        Stefan