bug#56264: 28.1; read-char-by-name doesn't find some unicode chars

bug#56264: 28.1; read-char-by-name doesn't find some unicode chars

[Yury Kholodkov via Bug reports for GNU Emacs, the Swiss army knife of text editors]

The highlighted ones in https://www.w3.org/TR/xml-entity-names/double-struck.html. For example MATHEMATICAL DOUBLE-STRUCK CAPITAL C.

In GNU Emacs 28.1 (build 1, x86_64-pc-linux-gnu, GTK+ Version 3.24.30, cairo version 1.16.0)
Windowing system distributor 'The X.Org Foundation', version 11.0.12101002
System Description: Guix System

Configured using:
'configure
CONFIG_SHELL=/gnu/store/4y5m9lb8k3qkb1y9m02sw9w9a6hacd16-bash-minimal-5.1.8/bin/bash
SHELL=/gnu/store/4y5m9lb8k3qkb1y9m02sw9w9a6hacd16-bash-minimal-5.1.8/bin/bash
--prefix=/gnu/store/0drgydh8iicb2y0p0fg0i2dy6d2yms4h-emacs-28.1
--enable-fast-install --with-modules --with-cairo
--disable-build-details'

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

Important settings:
value of $EMACSLOADPATH: /home/marleng/.guix-profile/share/emacs/site-lisp:/run/current-system/profile/share/emacs/site-lisp:/gnu/store/0drgydh8iicb2y0p0fg0i2dy6d2yms4h-emacs-28.1/share/emacs/28.1/lisp
value of $LANG: en_US.utf8
locale-coding-system: utf-8-unix

Major mode: ELisp/l

Minor modes in effect:
org-roam-db-autosync-mode: t
shell-dirtrack-mode: t
savehist-mode: t
electric-pair-mode: t
leaf-key-override-global-mode: t
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https://www.w3.org/TR/xml-entity-names/double-struck.htmleldoc-mode: t
show-paren-mode: t
electric-indent-mode: t
mouse-wheel-mode: t
file-name-shadow-mode: t
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font-lock-mode: t
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auto-composition-mode: t
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Load-path shadows:
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/home/marleng/.config/emacs/straight/build/leaf/leaf-autoloads hides /gnu/store/jmc3sij0ny13rswlj7ky4al5hj9w4m19-emacs-leaf-4.5.5/share/emacs/site-lisp/leaf-4.5.5/leaf-autoloads
/home/marleng/.guix-profile/share/emacs/site-lisp/guix-emacs hides /run/current-system/profile/share/emacs/site-lisp/guix-emacs
/home/marleng/.guix-profile/share/emacs/site-lisp/site-start hides /run/current-system/profile/share/emacs/site-lisp/site-start
/gnu/store/8a9jm03k016b915fg46l78q2i6yv9q8p-emacs-transient-20220527.2213/share/emacs/site-lisp/transient-20220527.2213/transient hides /gnu/store/0drgydh8iicb2y0p0fg0i2dy6d2yms4h-emacs-28.1/share/emacs/28.1/lisp/transient
/gnu/store/jp1zjpd56x41kkdns8fnci6w3jvxmz5m-emacs-nadvice-0.3/share/emacs/site-lisp/nadvice-0.3/nadvice hides /gnu/store/0drgydh8iicb2y0p0fg0i2dy6d2yms4h-emacs-28.1/share/emacs/28.1/lisp/emacs-lisp/nadvice

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Memory information:
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(symbols 48 56337 2)
(strings 32 205131 8614)
(string-bytes 1 6789095)
(vectors 16 97329)
(vector-slots 8 2505590 190252)
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(buffers 992 33))

bug#56264: 28.1; read-char-by-name doesn't find some unicode chars

[Lars Ingebrigtsen]

"Yury Kholodkov" via "Bug reports for GNU Emacs, the Swiss army knife of
text editors" <bug-gnu-emacs@gnu.org> writes:

> The highlighted ones in
> https://www.w3.org/TR/xml-entity-names/double-struck.html. For example
> MATHEMATICAL DOUBLE-STRUCK CAPITAL C.

I don't see that page mentioning "MATHEMATICAL DOUBLE-STRUCK CAPITAL C"?
It does mention "DOUBLE-STRUCK CAPITAL C", though, and
`read-char-by-name' finds that just fine.

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

bug#56264: 28.1; read-char-by-name doesn't find some unicode chars

[Yury Kholodkov via Bug reports for GNU Emacs, the Swiss army knife of text editors]

I agree, not a bug. Thanks!

Jun 27, 2022 23:52:35 Lars Ingebrigtsen <larsi@gnus.org>:

> "Yury Kholodkov" via "Bug reports for GNU Emacs, the Swiss army knife of
> text editors" <bug-gnu-emacs@gnu.org> writes:
> 
>> The highlighted ones in
>> https://www.w3.org/TR/xml-entity-names/double-struck.html. For example
>> MATHEMATICAL DOUBLE-STRUCK CAPITAL C.
> 
> I don't see that page mentioning "MATHEMATICAL DOUBLE-STRUCK CAPITAL C"?
> It does mention "DOUBLE-STRUCK CAPITAL C", though, and
> `read-char-by-name' finds that just fine.
> 
> -- 
> (domestic pets only, the antidote for overdose, milk.)
>    bloggy blog: http://lars.ingebrigtsen.no

bug#56264: 28.1; read-char-by-name doesn't find some unicode chars

[Lars Ingebrigtsen]

Yury Kholodkov <marleng@disroot.org> writes:

> I agree, not a bug. Thanks!

OK; closing this, then.

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