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Re: How to enforce unicode font for all charsets?

From: Sergey Organov
Subject: Re: How to enforce unicode font for all charsets?
Date: Fri, 13 Mar 2020 17:54:51 +0300
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux)

Eli Zaretskii <> writes:

>> From: Sergey Organov <>
>> Cc:
>> Date: Fri, 13 Mar 2020 16:58:15 +0300
>> I've installed Emacs 28.0.50 snapshot and behavior remains the same as in
>> 26.1, so if it's a bug, it's still there in very recent versions.
> Is the snapshot you installed using the HarfBuzz library?  (If it
> does, you should see it in the output of "C-u C-x =".)  If it doesn't,
> please try a build that does use HarfBuzz, which is now the default
> font backend in Emacs, before you decide that the issue still exists
> in the latest codebase.

I didn't built it myself and have no idea what HarfBuzz is, here is the
output of "C-u C-x =":

--- >8 ---
             position: 24 of 60 (38%), column: 23
            character: п (displayed as п) (codepoint 1087, #o2077, #x43f)
              charset: windows-1251 (WINDOWS-1251 (Cyrillic))
code point in charset: 0xEF
               script: cyrillic
               syntax: w        which means: word
             category: .:Base, L:Left-to-right (strong), Y:2-byte Cyrillic, 
c:Chinese, h:Korean, j:Japanese, y:Cyrillic
             to input: type "C-x 8 RET 43f" or "C-x 8 RET CYRILLIC SMALL LETTER 
          buffer code: #xD0 #xBF
            file code: #xD0 #xBF (encoded by coding system utf-8-unix)
              display: by this font (glyph code)
    x:-xos4-terminus-medium-r-normal--16-160-72-72-c-80-microsoft-cp1251 (#xEF)

Character code properties: customize what to show
  general-category: Ll (Letter, Lowercase)
  decomposition: (1087) ('п')

There are text properties here:
  charset              windows-1251
--- >8 ---

-- Sergey

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