GNU bug report logs -
#13505
Bug#696026: emacs24: file corruption on saving
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Reported by: Rob Browning <rlb <at> defaultvalue.org>
Date: Sun, 20 Jan 2013 04:11:02 UTC
Severity: normal
Merged with 13377
Found in version 24.3.50
Done: Glenn Morris <rgm <at> gnu.org>
Bug is archived. No further changes may be made.
Full log
Message #5 received at submit <at> debbugs.gnu.org (full text, mbox):
(If possible, please preserve the *-forwarded address in any replies.)
The following bug was reported to Debian. I've tested both the Debian
emacs24 package, and current upstream emacs-24, as of:
Author: Leo Liu <sdl.web <at> gmail.com>
Date: Sat Jan 19 02:35:44 2013 +0800
Prune erroneous values in dired-get-marked-files
In both cases, I was able to reproduce the reported issue.
Please let me know if I can provide further information.
Vincent Lefevre <vincent <at> vinc17.net> writes:
> Package: emacs24
> Version: 24.2+1-1
> Severity: grave
> Justification: causes non-serious data loss
>
> The file "file1" (attached) has the following contents:
>
> 00000000 6c e2 80 99 c3 a9 0a 74 65 73 74 e9 0a |l......test..|
>
> 1. Open "file1" with "emacs -Q". It is regarded as
> an in-is13194-devanagari-unix file.
>
> 2. Type M-: (set-buffer-modified-p t) to mark the buffer as modified
> (so that one can save it).
>
> 3. Save the file with C-x C-s. It is proposed:
>
> [...]
> Select one of the safe coding systems listed below,
> or cancel the writing with C-g and edit the buffer
> to remove or modify the problematic characters,
> or specify any other coding system (and risk losing
> the problematic characters).
>
> raw-text emacs-mule no-conversion
>
> 4. Choose raw-text (the default) or no-conversion. One can assume
> that the file will not be modified. But it gets corrupted: one
> obtains a file "file2" (attached) with the following contents:
>
> 00000000 6c e0 a5 88 80 99 e0 a4 a5 e0 a4 8a 0a 74 65 73 |l............tes|
> 00000010 74 e0 a4 bc 0a |t....|
>
> Note: Actually "file1" has mixed UTF-8 and ISO-8859-1 contents due to
> a user error. But due to this bug, an attempt to fix the problem with
> Emacs makes things even worse! BTW, I had the same problem in the past
> when attempting to edit an mbox file with Emacs (in this case, having
> mixed UTF-8 and ISO-8859-1 contents is normal). How Emacs interprets
> such contents doesn't matter, but by default, it mustn't corrupt the
> file on saving.
>
> There is no such problem with GNU Emacs 23.4.1 (Debian package
> emacs23 23.4+1-4).
>
> -- System Information:
> Debian Release: 7.0
> APT prefers unstable
> APT policy: (500, 'unstable'), (500, 'testing'), (500, 'stable'), (1, 'experimental')
> Architecture: amd64 (x86_64)
>
> Kernel: Linux 3.5-trunk-amd64 (SMP w/2 CPU cores)
> Locale: LANG=POSIX, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
> Shell: /bin/sh linked to /bin/dash
>
> Versions of packages emacs24 depends on:
> ii emacs24-bin-common 24.2+1-1
> ii gconf-service 3.2.5-1+build1
> ii libasound2 1.0.25-4
> ii libatk1.0-0 2.4.0-2
> ii libc6 2.13-37
> ii libcairo2 1.12.2-2
> ii libdbus-1-3 1.6.8-1
> ii libfontconfig1 2.9.0-7.1
> ii libfreetype6 2.4.9-1
> ii libgconf-2-4 3.2.5-1+build1
> ii libgdk-pixbuf2.0-0 2.26.1-1
> ii libgif4 4.1.6-10
> ii libglib2.0-0 2.33.12+really2.32.4-3
> ii libgnutls26 2.12.20-2
> ii libgomp1 4.7.2-4
> ii libgpm2 1.20.4-6
> ii libgtk2.0-0 2.24.10-2
> ii libice6 2:1.0.8-2
> ii libjpeg8 8d-1
> ii libm17n-0 1.6.3-2
> ii libmagickcore5 8:6.7.7.10-5
> ii libmagickwand5 8:6.7.7.10-5
> ii libncurses5 5.9-10
> ii libotf0 0.9.12-2
> ii libpango1.0-0 1.30.0-1
> ii libpng12-0 1.2.49-3
> ii librsvg2-2 2.36.1-1
> ii libselinux1 2.1.9-5
> ii libsm6 2:1.2.1-2
> ii libtiff4 3.9.6-9
> ii libtinfo5 5.9-10
> ii libx11-6 2:1.5.0-1
> ii libxft2 2.3.1-1
> ii libxml2 2.8.0+dfsg1-7
> ii libxpm4 1:3.5.10-1
> ii libxrender1 1:0.9.7-1
> ii zlib1g 1:1.2.7.dfsg-13
>
> emacs24 recommends no packages.
>
> Versions of packages emacs24 suggests:
> ii emacs24-common-non-dfsg 24.2+1-1
>
> -- no debconf information
--
Rob Browning
rlb @defaultvalue.org and @debian.org
GPG as of 2011-07-10 E6A9 DA3C C9FD 1FF8 C676 D2C4 C0F0 39E9 ED1B 597A
GPG as of 2002-11-03 14DD 432F AE39 534D B592 F9A0 25C8 D377 8C7E 73A4
This bug report was last modified 11 years and 228 days ago.
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