bug#40407: [PATCH] slow ENCODE_FILE and DECODE_FILE

[Kazuhiro Ito]

On Thu, 09 Apr 2020 20:03:51 +0900,
Mattias Engdegård wrote:
> 
> Eli, thank you very much for thinking about EOL conversion;
> obviously I didn't. I fixed a couple of glitches: a variable was
> used uninitialised, the logic didn't quite work for both unibyte and
> multibyte, and unless I'm mistaken it's LF that we should look for
> when encoding, not CR? Anyway, hope you don't mind.

I noticed that last-coding-system-used was not set when the fast path
was used.

(let ((string "ABCD\r\nEFGH")
      inhibit-eol-conversion)
  (decode-coding-string string 'raw-text-dos)
  (decode-coding-string string 'raw-text-unix)
  last-coding-system-used)

-> raw-text-dos

-- 
Kazuhiro Ito