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From: Eli Zaretskii <eliz@gnu.org>
To: "Kévin Le Gouguec" <kevin.legouguec@gmail.com>
Cc: emacs-devel@gnu.org
Subject: Re: Display of undisplayable characters: \U01F3A8 instead of diamond
Date: Fri, 26 Aug 2022 10:15:14 +0300	[thread overview]
Message-ID: <83zgfr1nnh.fsf@gnu.org> (raw)
In-Reply-To: <87bks77azu.fsf@gmail.com> (message from Kévin Le Gouguec on Fri, 26 Aug 2022 08:52:05 +0200)

> From: Kévin Le Gouguec <kevin.legouguec@gmail.com>
> Date: Fri, 26 Aug 2022 08:52:05 +0200
> 
> I can't find a way to tweak glyphless-char-display-control to let TTY
> frames show diamonds again…  maybe a new value display method would be
> needed for that purpose?

The diamond is a non-ASCII character, so to display it by default,
we'd need to make sure the terminal is capable of displaying it.

Also, do you really mean diamond, or do you mean U+FFFD REPLACEMENT
CHARACTER (which on GUI display is shown as a diamond with a question
mark inside)?

And why the diamond, of all the possible characters? why not simply
'?', for example?

(FWIW, providing such an option makes very little sense to me, for the
reasons I explained in my previous message.  But if people insist, and
if we can find a good and safe replacement character to show instead
of the hex code, I won't object adding such an option.)



  reply	other threads:[~2022-08-26  7:15 UTC|newest]

Thread overview: 264+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-26  3:33 Display of undisplayable characters: \U01F3A8 instead of diamond Richard Stallman
2022-08-26  5:21 ` Emanuel Berg
2022-08-26  6:45 ` Eli Zaretskii
2022-08-26  8:23   ` Emanuel Berg
2022-08-26  8:45     ` Emanuel Berg
2022-08-26  9:05     ` Yuri Khan
2022-08-26  9:11       ` Emanuel Berg
2022-08-26  9:28         ` Yuri Khan
2022-08-26  9:40           ` Emanuel Berg
2022-08-26  9:47             ` Emanuel Berg
2022-08-26  9:50               ` Yuri Khan
2022-08-26  9:54                 ` Emanuel Berg
2022-08-26  9:50             ` Emanuel Berg
2022-08-28  4:04   ` Richard Stallman
2022-08-28  6:10     ` Eli Zaretskii
2022-08-28  6:51       ` Emanuel Berg
2022-08-28  7:04         ` Emanuel Berg
2022-08-28  7:09           ` Emanuel Berg
2022-08-28  7:10           ` Eli Zaretskii
2022-08-28  7:21             ` Emanuel Berg
2022-08-26  6:52 ` Kévin Le Gouguec
2022-08-26  7:15   ` Eli Zaretskii [this message]
2022-08-26  8:37     ` Emanuel Berg
2022-08-26  8:52       ` Emanuel Berg
2022-08-26  9:24         ` Emanuel Berg
2022-08-26  9:25         ` Andreas Schwab
2022-08-26  9:32           ` Emanuel Berg
2022-08-26 17:41     ` Kévin Le Gouguec
2022-08-26 19:34       ` Emanuel Berg
2022-08-28  4:04     ` Richard Stallman
2022-08-28  5:32       ` Emanuel Berg
2022-08-26  9:58 ` Gregory Heytings
2022-08-26 10:11   ` Emanuel Berg
2022-08-26 10:59     ` Gregory Heytings
2022-08-26 11:31       ` Emanuel Berg
2022-08-26 12:15         ` Gregory Heytings
2022-08-26 12:56   ` Alan Mackenzie
2022-08-26 13:29     ` Gregory Heytings
2022-08-28 10:35       ` Alan Mackenzie
2022-08-28 10:41         ` Eli Zaretskii
2022-08-28 13:00           ` Gregory Heytings
2022-08-28 14:18             ` Eli Zaretskii
2022-08-28 14:44               ` Gregory Heytings
2022-08-28 15:05                 ` Eli Zaretskii
2022-08-28 15:18                   ` Gregory Heytings
2022-08-28 15:34                     ` Eli Zaretskii
2022-08-28 15:53                       ` Gregory Heytings
2022-08-28 16:00                         ` Eli Zaretskii
2022-08-28 16:07                           ` Gregory Heytings
2022-08-28 16:09                             ` Eli Zaretskii
2022-08-28 20:07                 ` Gregory Heytings
2022-08-29 11:03                   ` Eli Zaretskii
2022-08-29 18:48                     ` Gregory Heytings
2022-08-28 15:39               ` Alan Mackenzie
2022-08-28 15:43                 ` Eli Zaretskii
2022-08-28 15:35             ` Alan Mackenzie
2022-08-28 15:37               ` Eli Zaretskii
2022-08-28 15:46               ` Gregory Heytings
2022-08-28 16:14                 ` Alan Mackenzie
2022-08-28 16:53                   ` Gregory Heytings
2022-08-28 18:27                 ` Stefan Monnier
2022-08-28 18:44                   ` Stefan Monnier
2022-08-28 18:45                   ` Alan Mackenzie
2022-08-28 20:09                     ` Gregory Heytings
2022-08-28 20:37                       ` Alan Mackenzie
2022-08-28 20:09             ` Emanuel Berg
2022-08-28 14:25           ` Alan Mackenzie
2022-08-28 14:59             ` Gregory Heytings
2022-08-28 20:05           ` Emanuel Berg
2022-08-29 10:58             ` Eli Zaretskii
2022-08-29 11:26               ` Yuri Khan
2022-08-29 11:37                 ` Eli Zaretskii
2022-08-29 12:21                   ` Alan Mackenzie
2022-08-28 12:40         ` Gregory Heytings
2022-08-26 21:45 ` Alan Mackenzie
2022-08-26 22:56   ` Emanuel Berg
2022-08-27  7:12     ` Eli Zaretskii
2022-08-27  7:22       ` Visuwesh
2022-08-27  9:11         ` Eli Zaretskii
2022-08-27 10:43           ` Visuwesh
2022-08-28  4:04   ` Richard Stallman
2022-08-28  5:22     ` Eli Zaretskii
2022-08-28 10:07       ` Alan Mackenzie
2022-08-28 10:29         ` Eli Zaretskii
2022-08-28 11:07           ` Alan Mackenzie
2022-08-28 11:44             ` Eli Zaretskii
2022-08-28 13:56               ` Alan Mackenzie
2022-08-27  5:44 ` Akib Azmain Turja
2022-08-27  7:29   ` Andreas Schwab
2022-08-27  9:13     ` Eli Zaretskii
2022-08-27 17:24       ` Emanuel Berg
2022-08-27 17:41         ` Eli Zaretskii
2022-08-27 21:50           ` Emanuel Berg
2022-08-28  2:15             ` Emanuel Berg
2022-08-28  5:45             ` Eli Zaretskii
2022-08-28  6:02               ` Emanuel Berg
2022-08-27 17:22   ` Emanuel Berg
2022-08-29  3:36   ` Richard Stallman
2022-08-29 13:00     ` Eli Zaretskii
2022-08-30  4:12       ` Richard Stallman
2022-08-30 11:41         ` Eli Zaretskii
2022-08-30 12:15           ` Eli Zaretskii
2022-08-30 15:44         ` Gregory Heytings
2022-08-31  0:34           ` Emanuel Berg
2022-08-31  2:35             ` Eli Zaretskii
2022-08-31  3:00               ` Emanuel Berg
2022-08-31 11:00                 ` Eli Zaretskii
2022-09-01 23:32           ` Richard Stallman
2022-09-01 23:39             ` Emanuel Berg
2022-09-01 23:49               ` Emanuel Berg
2022-09-02  6:37             ` Eli Zaretskii
2022-09-02 12:21               ` Akib Azmain Turja
2022-09-02 12:36                 ` Eli Zaretskii
2022-09-02 12:39                 ` Gregory Heytings
2022-09-03  2:51                 ` Richard Stallman
2022-09-03  3:04                   ` Emanuel Berg
2022-09-03  6:35                   ` Akib Azmain Turja
2022-09-03  6:54                   ` Gregory Heytings
2022-09-03  8:13                     ` Emanuel Berg
2022-09-03  8:55                       ` Gregory Heytings
2022-09-03  9:04                         ` Emanuel Berg
2022-09-03  9:34                           ` Eli Zaretskii
2022-09-03  9:42                             ` Emanuel Berg
2022-09-03  9:55                               ` Eli Zaretskii
2022-09-03 12:48                                 ` Akib Azmain Turja
2022-09-08  2:56                             ` Richard Stallman
2022-09-08  7:16                               ` Eli Zaretskii
2022-09-08  9:14                               ` Gregory Heytings
2022-09-09  3:03                                 ` Richard Stallman
2022-09-09  7:30                                   ` Gregory Heytings
2022-09-09  8:10                                     ` Po Lu
2022-09-09 10:08                                       ` Emanuel Berg
2022-09-09 10:13                                         ` Gregory Heytings
2022-09-09 10:25                                           ` Emanuel Berg
2022-09-09 11:11                                             ` Eli Zaretskii
2022-09-09 11:04                                         ` Eli Zaretskii
2022-09-09 10:13                                       ` Emanuel Berg
2022-09-09 11:10                                         ` Eli Zaretskii
2022-09-09 10:52                                       ` Eli Zaretskii
2022-09-10  1:42                                         ` Emanuel Berg
2022-09-09 11:18                                       ` Gregory Heytings
2022-09-09 13:47                                         ` Po Lu
2022-09-09 14:08                                           ` Gregory Heytings
2022-09-10 15:09                                             ` Emanuel Berg
2022-09-09 14:15                                           ` Eli Zaretskii
2022-09-10 15:01                                           ` Emanuel Berg
2022-09-10 14:56                                         ` Emanuel Berg
2022-09-09 10:09                                     ` Emanuel Berg
2022-09-03  9:17                     ` Yuri Khan
2022-09-03  9:28                       ` Gregory Heytings
2022-09-03  9:36                         ` Emanuel Berg
2022-09-03  9:31                       ` Emanuel Berg
2022-09-03  9:40                         ` Yuri Khan
2022-09-03  9:47                           ` Emanuel Berg
2022-09-03 10:00                             ` Emanuel Berg
2022-09-03 12:47                               ` Akib Azmain Turja
2022-09-05  2:47                                 ` Emanuel Berg
2022-09-05  6:08                                   ` enum (was: Re: Display of undisplayable characters: \U01F3A8 instead of diamond) Emanuel Berg
2022-09-08  4:50                                     ` enum Emanuel Berg
2022-09-05  4:05                     ` Display of undisplayable characters: \U01F3A8 instead of diamond Richard Stallman
2022-09-05  4:51                       ` Emanuel Berg
2022-09-03  2:51               ` Richard Stallman
2022-09-02  7:28             ` Gregory Heytings
2022-09-02 11:12               ` Alan Mackenzie
2022-09-02 11:29                 ` Eli Zaretskii
2022-09-02 13:39                   ` Alan Mackenzie
2022-09-02 13:44                     ` Gregory Heytings
2022-09-02 13:59                     ` Eli Zaretskii
2022-09-02 16:12                       ` Alan Mackenzie
2022-09-02 16:26                         ` Eli Zaretskii
2022-09-03  5:27                           ` Tomas Hlavaty
2022-09-03  8:15                             ` Emanuel Berg
2022-09-03  8:29                               ` Emanuel Berg
2022-09-05  4:05                                 ` Richard Stallman
2022-09-04 13:23                           ` Andreas Schwab
2022-09-02 19:19                         ` Gregory Heytings
2022-09-03  2:51                       ` Richard Stallman
2022-09-03  6:44                         ` Eli Zaretskii
2022-09-04 11:23                           ` Alan Mackenzie
2022-09-04 13:01                             ` Eli Zaretskii
2022-09-05 18:59                               ` Alan Mackenzie
2022-09-06  4:15                                 ` Richard Stallman
2022-09-05  4:01                             ` Richard Stallman
2022-09-05  4:05                           ` Richard Stallman
2022-09-05  4:55                             ` Emanuel Berg
2022-09-05 11:33                             ` Eli Zaretskii
2022-09-06  4:20                               ` Emanuel Berg
2022-09-06 10:01                                 ` Eli Zaretskii
2022-09-06 10:38                                   ` Emanuel Berg
2022-09-06 13:03                                     ` Eli Zaretskii
2022-09-07  1:03                                       ` Emanuel Berg
2022-09-07  2:37                                         ` Eli Zaretskii
2022-09-07  3:21                                           ` Emanuel Berg
2022-09-07 11:02                                             ` Eli Zaretskii
2022-09-07 13:12                                               ` Yuri Khan
2022-09-07 13:34                                                 ` Eli Zaretskii
2022-09-07 13:58                                                   ` Yuri Khan
2022-09-07 14:20                                                     ` Eli Zaretskii
2022-09-07 15:48                                                       ` Tomas Hlavaty
2022-09-07 16:48                                                         ` Stefan Monnier
2022-09-07 17:02                                                           ` Tomas Hlavaty
2022-09-08 12:26                                                           ` Emanuel Berg
2022-09-07 18:03                                                         ` Eli Zaretskii
2022-09-08 12:28                                                           ` Emanuel Berg
2022-09-08 12:24                                                         ` Emanuel Berg
2022-09-07 17:29                                                       ` Yuri Khan
2022-09-07 18:32                                                         ` Eli Zaretskii
2022-09-09  9:56                                                           ` Emanuel Berg
2022-09-09 11:01                                                             ` Eli Zaretskii
2022-09-10  4:41                                                               ` Emanuel Berg
2022-09-10  6:33                                                                 ` Eli Zaretskii
2022-09-10 15:19                                                                   ` Emanuel Berg
2022-09-10 15:40                                                                     ` Eli Zaretskii
2022-09-10 15:55                                                                       ` Emanuel Berg
2022-09-10 17:18                                                                         ` Emanuel Berg
2022-09-20  1:09                                                                           ` Emanuel Berg
2022-09-08 12:29                                                         ` Emanuel Berg
2022-09-08 12:14                                                       ` Emanuel Berg
2022-09-08  2:12                                                     ` Emanuel Berg
2022-09-08  1:32                                                 ` Emanuel Berg
2022-09-08  6:17                                                   ` Eli Zaretskii
2022-09-09  9:59                                                     ` Emanuel Berg
2022-09-09 11:02                                                       ` Eli Zaretskii
2022-09-10  6:49                                                       ` Richard Stallman
2022-09-07  2:19                               ` Richard Stallman
2022-09-07 13:21                                 ` Eli Zaretskii
2022-09-03  2:51                     ` Richard Stallman
2022-09-03  3:09                       ` Emanuel Berg
2022-09-03  6:36                       ` Eli Zaretskii
2022-09-06  4:13                         ` Richard Stallman
2022-09-06  4:18                           ` Emanuel Berg
2022-09-08  2:56                             ` Richard Stallman
2022-09-02 11:39                 ` Gregory Heytings
2022-09-02 12:30                   ` Eli Zaretskii
2022-09-02 12:44                     ` Gregory Heytings
2022-09-02 13:14                       ` Eli Zaretskii
2022-09-02 14:15                         ` Gregory Heytings
2022-09-02 15:20                           ` Eli Zaretskii
2022-09-02 15:27                             ` Gregory Heytings
2022-09-02 15:34                               ` Gregory Heytings
2022-09-02 15:45                                 ` Gregory Heytings
2022-09-02 16:06                                   ` Eli Zaretskii
2022-09-02 16:30                                     ` Eli Zaretskii
2022-09-02 16:37                                     ` Gregory Heytings
2022-09-02 16:55                                       ` Andreas Schwab
2022-09-02 16:56                                         ` Gregory Heytings
2022-09-02 18:19                                           ` Eli Zaretskii
2022-09-02 18:24                                             ` Eli Zaretskii
2022-09-02 19:13                                               ` Gregory Heytings
2022-09-02 16:03                                 ` Eli Zaretskii
2022-09-02 16:02                               ` Eli Zaretskii
2022-09-02 13:13                   ` Alan Mackenzie
2022-09-02 13:41                     ` Gregory Heytings
2022-09-02 15:38                       ` Alan Mackenzie
2022-09-02 16:00                         ` Gregory Heytings
2022-09-02 16:32                           ` Stefan Monnier
2022-09-02 16:55                         ` Yuri Khan
2022-09-03  5:35                         ` Tomas Hlavaty
2022-09-03  5:49                           ` Jean Louis
2022-09-03  9:16                             ` Emanuel Berg
2022-09-03  6:46                           ` Gregory Heytings
2022-09-02 11:47     ` Akib Azmain Turja
2022-09-02 12:07       ` Gregory Heytings
2022-09-02 12:45       ` Eli Zaretskii

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