GNU bug report logs - #67449
Manual: add how to change default global font size in .emacs

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Dan Jacobson <jidanni <at> jidanni.org>
Cc: 67449 <at> debbugs.gnu.org, kevin.legouguec <at> gmail.com
Subject: bug#67449: Manual: add how to change default global font size in .emacs
Date: Sat, 02 Dec 2023 09:42:25 +0200

> Date: Sat, 02 Dec 2023 11:16:14 +0800
> From: Dan Jacobson <jidanni <at> jidanni.org>
> Cc: Kévin Le Gouguec <kevin.legouguec <at> gmail.com>,
>  67449 <at> debbugs.gnu.org
> 
> So the default size "10" must be buried in the C source code, and if
> the user wants to change *it* they must recompile emacs.
> Too bad.

It isn't too bad, since the default size can be customized, as
explained by that section of the manual.

> $ emacs -Q -eval "(set-face-attribute 'default nil :height (* 18 6))"
> tests great! (Except I found I needed to multiply any value I wanted by
> six, in order to get that value. At least on a Chromebook.)

The section "Frame Parameters" explains how to do this for the init
file.  (The section "Fonts", which started this discussion, has a
hyper-link to "Frame Parameters".)

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