bug#45257: 27.1; ido-find-file incorrectly handles directory names beginning with tilde(~)

bug#45257: 27.1; ido-find-file incorrectly handles directory names beginning with tilde(~)

[benthor]

Steps to reproduce:
mkdir -p /tmp/ido/~example/
emacs -Q
M-x ido-mode
C-x C-f //tmp/ido/~example/test

Expected behavior:
See "Find file: /tmp/ido/~example/test [No match]" in Minibuffer

Observed behavior:
See "~/~example/test [No match]" in Minibuffer


In GNU Emacs 27.1 (build 1, x86_64-pc-linux-gnu, GTK+ Version 
3.24.22, cairo version 1.17.3)
 of 2020-08-28 built on juergen
Windowing system distributor 'The X.Org Foundation', version 
11.0.12010000
System Description: Arch Linux

Recent messages:
For information about GNU Emacs and the GNU system, type C-h C-a.
Ido mode enabled
Quit

Configured using:
 'configure --prefix=/usr --sysconfdir=/etc --libexecdir=/usr/lib
 --localstatedir=/var --with-x-toolkit=gtk3 --with-xft 
 --with-wide-int
 --with-modules --with-cairo --with-harfbuzz 'CFLAGS=-march=x86-64
 -mtune=generic -O2 -pipe -fno-plt' CPPFLAGS=-D_FORTIFY_SOURCE=2
 LDFLAGS=-Wl,-O1,--sort-common,--as-needed,-z,relro,-z,now'

Configured features:
XPM JPEG TIFF GIF PNG RSVG CAIRO SOUND GPM DBUS GSETTINGS GLIB 
NOTIFY
INOTIFY ACL GNUTLS LIBXML2 FREETYPE HARFBUZZ M17N_FLT LIBOTF ZLIB
TOOLKIT_SCROLL_BARS GTK3 X11 XDBE XIM MODULES THREADS LIBSYSTEMD 
JSON
PDUMPER LCMS2 GMP

Important settings:
  value of $LANG: en_US.UTF-8
  locale-coding-system: utf-8-unix

Major mode: Fundamental

Minor modes in effect:
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  global-eldoc-mode: t
  electric-indent-mode: t
  mouse-wheel-mode: t
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  auto-encryption-mode: t
  auto-compression-mode: t
  buffer-read-only: t
  line-number-mode: t
  transient-mark-mode: t

Load-path shadows:
None found.

Features:
(shadow sort mail-extr emacsbug message rmc puny dired 
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epg
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ietf-drums mm-util mail-prsvr mail-utils ido seq byte-opt gv 
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Memory information:
((conses 16 60102 15242)
 (symbols 48 6307 1)
 (strings 32 25460 1851)
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bug#45257: 27.1; ido-find-file incorrectly handles directory names beginning with tilde(~)

[Eli Zaretskii]

> From: <benthor@posteo.de>
> Date: Tue, 15 Dec 2020 17:21:05 +0100
> 
> Steps to reproduce:
> mkdir -p /tmp/ido/~example/
> emacs -Q
> M-x ido-mode
> C-x C-f //tmp/ido/~example/test
> 
> Expected behavior:
> See "Find file: /tmp/ido/~example/test [No match]" in Minibuffer
> 
> Observed behavior:
> See "~/~example/test [No match]" in Minibuffer

You need to quote such special file names, using "/:".

bug#45257: 27.1; ido-find-file incorrectly handles directory names beginning with tilde(~)

[Lars Ingebrigtsen]

Eli Zaretskii <eliz@gnu.org> writes:

>> Expected behavior:
>> See "Find file: /tmp/ido/~example/test [No match]" in Minibuffer
>> 
>> Observed behavior:
>> See "~/~example/test [No match]" in Minibuffer
>
> You need to quote such special file names, using "/:".

So I think this works basically as designed, and I'm closing this bug
report.  

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no