bug#64164: closed (29.0.92; buffer-file-coding-system changes unexpectedly after saving)

[GNU bug Tracking System]

Your message dated Mon, 28 Aug 2023 13:03:01 +0200
with message-id <87h6ojig4a.fsf@gmx.de>
and subject line Re: bug#64164: 29.0.92; buffer-file-coding-system changes 
unexpectedly after saving
has caused the debbugs.gnu.org bug report #64164,
regarding 29.0.92; buffer-file-coding-system changes unexpectedly after saving
to be marked as done.

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-- 
64164: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=64164
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> --- Begin Message ---
>
>
>
> Subject: 
>
> 29.0.92; buffer-file-coding-system changes unexpectedly after saving
>
>
>
>
> Date: 
>
> Mon, 19 Jun 2023 12:57:39 +0300
>
>
>
>
> User-agent: 
>
> Roundcube Webmail/1.4.3
>
>
>
>
> i am trying to edit remote files on another macOS system, using Tramp's 
> ssh: method. i am running `emacs -Q`.
>
> when i open any file on this remote system, the initial value of 
> `buffer-file-coding-system` is what i would expect, i.e. undecided-unix 
> or utf-8-unix, depending on whether the file contains non-ASCII 
> characters.
>
> however, after saving the file, `buffer-file-coding-system` suddenly 
> changes to utf-8-hfs-mac. any subsequent save then changes all the line 
> endings to CR, which i have not actively used since 2001 or so... :-)
>
> i can use `set-buffer-file-coding-system` to set utf-8-unix, but the 
> problem then occurs again after the next save. other remotes (Linux 
> systems) do not exhibit the issue.
>
> Emacs 28.2 works as expected.
>
> i am using the build from https://emacsformacosx.com/builds
>
> best,
> miranda
>
>
> In GNU Emacs 29.0.92 (build 1, x86_64-apple-darwin15.6.0, NS
>  appkit-1404.47 Version 10.11.6 (Build 15G22010)) of 2023-06-18 built on
>  builder10-11.lan
> Windowing system distributor 'Apple', version 10.3.1561
> System Description:  Mac OS X 10.13.6
>
> Configured using:
>  'configure --with-ns '--enable-locallisppath=/Library/Application
>  Support/Emacs/${version}/site-lisp:/Library/Application
>  Support/Emacs/site-lisp' --with-modules
>  CFLAGS=-DNSTextAlignmentRight=NSRightTextAlignment --with-x-toolkit=no'
>
> Configured features:
> ACL GMP GNUTLS JSON LIBXML2 MODULES NOTIFY KQUEUE NS PDUMPER SQLITE3
> THREADS TOOLKIT_SCROLL_BARS ZLIB
>
> Important settings:
>   value of $LANG: fi_FI.UTF-8
>   locale-coding-system: utf-8-unix
>
> Major mode: Lisp Interaction
>
> Minor modes in effect:
>   tooltip-mode: t
>   global-eldoc-mode: t
>   eldoc-mode: t
>   show-paren-mode: t
>   electric-indent-mode: t
>   mouse-wheel-mode: t
>   tool-bar-mode: t
>   menu-bar-mode: t
>   file-name-shadow-mode: t
>   global-font-lock-mode: t
>   font-lock-mode: t
>   blink-cursor-mode: t
>   line-number-mode: t
>   indent-tabs-mode: t
>   transient-mark-mode: t
>   auto-composition-mode: t
>   auto-encryption-mode: t
>   auto-compression-mode: t
>
> Load-path shadows:
> None found.
>
> Features:
> (shadow sort mail-extr emacsbug message mailcap yank-media puny dired
> dired-loaddefs rfc822 mml mml-sec password-cache epa derived epg rfc6068
> epg-config gnus-util text-property-search time-date subr-x mm-decode
> mm-bodies mm-encode mail-parse rfc2231 mailabbrev gmm-utils mailheader
> cl-loaddefs cl-lib sendmail rfc2047 rfc2045 ietf-drums mm-util
> mail-prsvr mail-utils rmc iso-transl tooltip cconv eldoc paren electric
> uniquify ediff-hook vc-hooks lisp-float-type elisp-mode mwheel
> term/ns-win ns-win ucs-normalize mule-util term/common-win tool-bar dnd
> fontset image regexp-opt fringe tabulated-list replace newcomment
> text-mode lisp-mode prog-mode register page tab-bar menu-bar rfn-eshadow
> isearch easymenu timer select scroll-bar mouse jit-lock font-lock syntax
> font-core term/tty-colors frame minibuffer nadvice seq simple cl-generic
> indonesian philippine cham georgian utf-8-lang misc-lang vietnamese
> tibetan thai tai-viet lao korean japanese eucjp-ms cp51932 hebrew greek
> romanian slovak czech european ethiopic indian cyrillic chinese
> composite emoji-zwj charscript charprop case-table epa-hook
> jka-cmpr-hook help abbrev obarray oclosure cl-preloaded button loaddefs
> theme-loaddefs faces cus-face macroexp files window text-properties
> overlay sha1 md5 base64 format env code-pages mule custom widget keymap
> hashtable-print-readable backquote threads kqueue cocoa ns multi-tty
> make-network-process emacs)
>
> Memory information:
> ((conses 16 37468 8247)
>  (symbols 48 5045 0)
>  (strings 32 12567 2096)
>  (string-bytes 1 355935)
>  (vectors 16 10369)
>  (vector-slots 8 155077 9845)
>  (floats 8 21 23)
>  (intervals 56 217 0)
>  (buffers 976 10))
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#64164: 29.0.92; buffer-file-coding-system changes unexpectedly after saving
>
>
>
>
> Date: 
>
> Mon, 28 Aug 2023 13:03:01 +0200
>
>
>
>
> User-agent: 
>
> Gnus/5.13 (Gnus v5.13)
>
>
>
>
> Version: 29.2
>
> Michael Albinus <michael.albinus@gmx.de> writes:
>
> Hi Miranda,
>
> > Fortunately, there's another bug report bug#65022, which looks very
> > similar to your problem. Here I could debug. Could you please check,
> > whether the patch I have proposed in
> > <https://debbugs.gnu.org/cgi/bugreport.cgi?bug=65022#8> helps you?
>
> No further comment, so I assume it is working. Closing the bug.
>
> Best regards, Michael.
>
>
> --- End Message ---