From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Arthur Miller Newsgroups: gmane.emacs.devel Subject: Is this "save practice" (setting default font scale)? 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envelope-from=arthur.miller@live.com; helo=EUR05-AM6-obe.outbound.protection.outlook.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, MSGID_FROM_MTA_HEADER=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:259488 Archived-At: For few years now I have been using this to set default font height in my .emacs, as told by Mr. Eliz some few years ago in some social media thread: (add-hook 'after-make-frame-functions (lambda (frame) (set-face-attribute 'default nil :height 160))) This also seem to be THE way to customize fonts as found on numerous SX/Reddit/blogs/etc discussions. So far so good. I have refactored my init file and trying to push some things to early-init to save some load time. What I have found is that above little code adds ~200 ms to the init time; take or give. Maybe it shouldn't but I have profiled several times and it always add to startup time. Furthre investigation discovered a giant list of faces in Emacs: face-new-frame-alist. Setting corresponding value in face vector for 'default seems to achieve exactly same, but without measurable difference at startup: (aset (cdr (assoc 'default face-new-frame-defaults)) 4 160) So my question is, is this safe to do, any pitfals I am not aware of (more then me poking into internals which may change in future)?