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refactor(cli): read $DEBUG in early-init.el instead

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This opens up $DEBUG as an alternative to --debug-init, and allows more
of the startup process to react to it.
This commit is contained in:
Henrik Lissner 2022-09-17 20:07:51 +02:00
parent 3a4233582b
commit 4a3654d666
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GPG key ID: B60957CA074D39A3
2 changed files with 9 additions and 7 deletions
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12
early-init.el
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@ -36,6 +36,12 @@
;; Still, stale byte-code will cause *heavy* losses in startup efficiency.
(setq load-prefer-newer noninteractive)
;; UX: Respect DEBUG envvar as an alternative to --debug-init, and to make are
;; startup sufficiently verbose from this point on.
(when (getenv-internal "DEBUG")
(setq init-file-debug t
debug-on-error t))
;;
;;; Bootstrap
@ -77,7 +83,7 @@
(setenv "DOOMPROFILE" profile)
(or (load (expand-file-name (format "profiles/init.%d" emacs-major-version)
user-emacs-directory)
'noerror 'nomessage nil 'must-suffix)
'noerror (not init-file-debug) nil 'must-suffix)
(user-error "Profiles not initialized yet; run 'doom sync' first"))))
;; PERF: When `load'ing or `require'ing files, each permutation of
@ -92,7 +98,7 @@
(if (let ((load-suffixes '(".elc" ".el")))
;; Load the heart of Doom Emacs.
(load (expand-file-name "lisp/doom" user-emacs-directory)
'noerror 'nomessage nil 'must-suffix))
'noerror (not init-file-debug) nil 'must-suffix))
;; ...and prepare for the rest of the session.
(doom-require (if noninteractive 'doom-cli 'doom-start))
;; Failing that, assume we're loading a non-Doom config and prepare.
@ -103,6 +109,6 @@
nil))
;; Then continue on to the config/profile we want to load.
(load early-init-file 'noerror 'nomessage nil 'must-suffix))
(load early-init-file 'noerror (not init-file-debug) nil 'must-suffix))
;;; early-init.el ends here

4
lisp/doom-cli.el
View file

@ -19,10 +19,6 @@
doom-data-dir
doom-cache-dir))
;; UX: Ensure errors are sufficiently verbose from this point on.
(when (setq init-file-debug (getenv-internal "DEBUG"))
(setq debug-on-error t))
;; HACK: Load `cl' and site files manually to prevent polluting logs and
;; stdout with deprecation and/or file load messages.
(let ((inhibit-message (not init-file-debug)))