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SLY: Replace sbcl-nyxt implementation by a profile-based one.

master
Pierre Neidhardt 2020-12-19 18:18:18 +01:00
parent be6725e05a
commit 37895e95ca
1 changed files with 32 additions and 91 deletions
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123
.emacs.d/lisp/init-sly.el
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@ -1,102 +1,43 @@
(require 'patch-sly) (require 'patch-sly)
(cl-defun ambrevar/guix-environment (&key root (defun ambrevar/sbcl-for-nyxt (&optional refresh) ;; TODO: Run it in a container?
(pure? t) "Fast, pure Guix environment for Nyxt development.
(preserve-args '()) If REFRESH is non-nil, rebuild the environment."
load (cl-flet ((mtime (file)
(packages '()) (when (file-exists-p file)
(ad-hoc-args '()) (file-attribute-modification-time (file-attributes file)))))
(command-args '())) (let* ((root (expand-file-name "~/.guix-temp-profiles/nyxt/nyxt"))
(apply #'call-process "guix" nil nil nil (guix-def (expand-file-name "~/common-lisp/nyxt/build-scripts/guix.scm"))
`("environment" (guix-sbcl-def (expand-file-name "~/common-lisp/nyxt/build-scripts/guix-sbcl-for-nyxt.scm"))
,(when pure? (guix-checkout (format "/var/guix/profiles/per-user/%s/current-guix" (user-login-name))))
"--pure") (when (or refresh
,@(when preserve-args (not (file-exists-p root))
(mapcar (lambda (s) (format "--preserve=^%s$" s)) (time-less-p (mtime root) (mtime guix-def))
preserve-args)) (time-less-p (mtime root) (mtime guix-sbcl-def))
,(when root (time-less-p (mtime root) (mtime guix-checkout)))
(concat "--root=" root)) (make-directory (file-name-directory root) :parents)
,(when load (call-process "guix" nil nil nil "package"
(concat "--load=" load)) ;; May be needed to avoid having to rebuild some packages
,@packages ;; after the REPL has started.
,@(when ad-hoc-args "--no-grafts"
(cons "--ad-hoc" ad-hoc-args)) (concat "--profile=" root)
,@(when command-args (concat "--install-from-file=" guix-sbcl-def))
(cons "--" command-args))))) ;; Update root mtime in case it's not changed.
;; Can't use `set-file-times' on links.
(cl-defun ambrevar/lisp-implementation-from-guix-environment (&rest args (call-process "touch" nil nil nil "-h" root))
&key (load (error "Must provide file to load.")) `(("env" "-i" ,(concat "HOME=" (getenv "HOME")) ; HOME is needed for the ASDF cache.
ad-hoc-args ,(executable-find "bash") "--norc" "--noprofile" "-c"
command-args ,(concat (format "source '%s/etc/profile'" root)
&allow-other-keys) " && sbcl"))))))
"Like `ambrevar/guix-environment' but cache profile to speed up switch.
`lisp-repl-core-dumper' is used to speed up SBCL startup."
(let* ((load-mtime (when load
(file-attribute-modification-time (file-attributes load))))
(root (or (cl-getf args :root)
(concat (expand-file-name "~/.guix-temp-profiles/")
(file-name-sans-extension load))))
(root-mtime (file-attribute-modification-time (file-attributes root)))
(cache (concat (expand-file-name "~/.cache/lisp-repl-core-")
(file-name-base root))))
(unless (and (file-exists-p root)
(or (not load-mtime)
(time-less-p load-mtime root-mtime)))
(cl-remf args :ad-hoc-args)
(cl-pushnew "lisp-repl-core-dumper" ad-hoc-args)
(cl-pushnew "coreutils" ad-hoc-args)
(setf command-args (append (list "env" (concat "LISP_REPL_CORE_PATH=" cache))
command-args))
(make-directory (file-name-directory root) :parents)
(apply #'ambrevar/guix-environment (append (list :root root)
(list :ad-hoc-args ad-hoc-args)
(list :command-args command-args)
args)))
`((,@(unless (not (eq nil (cl-getf args :pure?)))
'("env" "-i"))
,(executable-find "bash") "--norc" "--noprofile" "-c"
,(concat
(format "source '%s/etc/profile'" root)
" && LISP_REPL_CORE_PATH=" cache
" lisp-repl-core-dumper sbcl")))))
(when (executable-find "lisp-repl-core-dumper") (when (executable-find "lisp-repl-core-dumper")
;; Warning: ,restart-lisp does not take changes into account, the buffer must be re-created. ;; Warning: ,restart-lisp does not take changes into account, the buffer must be re-created.
(setq sly-lisp-implementations (setq sly-lisp-implementations
`((sbcl-ambrevar ("lisp-repl-core-dumper" "sbcl" "ambrevar")) `((sbcl-ambrevar ("lisp-repl-core-dumper" "sbcl" "ambrevar"))
(sbcl ("lisp-repl-core-dumper" "sbcl")) (sbcl ("lisp-repl-core-dumper" "sbcl"))
(sbcl-nyxt ;; Faster, but not pure. TODO: Run it in a container? (sbcl-nyxt (lambda () (ambrevar/sbcl-for-nyxt)))
;; TODO: Add easy way to reload: must delete profile. No need to delete dump if we use -f. (sbcl-nyxt-refresh (lambda () (ambrevar/sbcl-for-nyxt :refresh)))
(lambda () ;; Simple REPL environment for Nyxt, in case sbcl-nyxt does not work.
(cl-flet ((ambrevar/prepare-sbcl-for-nyxt
()
(let ((file (make-temp-file "sbcl")))
(with-temp-file file
(insert
(format "%S"
'(mapc #'asdf:load-system
(delete-if (lambda (s)
(string= "nyxt" (subseq s 0 (min (length s) 4))))
(append
(asdf:system-depends-on (asdf:find-system :nyxt))
(asdf:system-depends-on (asdf:find-system :nyxt/gtk))))))))
file)))
(let ((root (expand-file-name "~/.guix-temp-profiles/nyxt"))
(setup-file (ambrevar/prepare-sbcl-for-nyxt)))
(prog1
(ambrevar/lisp-implementation-from-guix-environment
:root root
:load "~/common-lisp/nyxt/build-scripts/guix.scm"
:preserve-args '("PERSONAL")
:ad-hoc-args '("glib" "glib-networking" "gsettings-desktop-schemas"
;; "nss-certs" ; Only needed in containers.
;; "libfixposix" ; TODO: We should not need this. Delete if there is no issue after a while (Jan 2021?).
;; For user .gpg decryption:
"gnupg")
:command-args `("lisp-repl-core-dumper" "-f" "-g" ,(format "--load %s" setup-file) "sbcl"))
(let ((delete-by-moving-to-trash nil))
(delete-file setup-file)))))))
;; Simple REPL environment (no container):
(sbcl-nyxt-failsafe ("guix" "environment" "--pure" (sbcl-nyxt-failsafe ("guix" "environment" "--pure"
"--preserve=^PERSONAL$" ; To find personal config, like engines and bookmarks. "--preserve=^PERSONAL$" ; To find personal config, like engines and bookmarks.
"-l" ,(expand-file-name "~/common-lisp/nyxt/build-scripts/guix.scm") "-l" ,(expand-file-name "~/common-lisp/nyxt/build-scripts/guix.scm")