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compile/literate: refactor & recompile on save

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And add autoloaded commands. This may need work to ensure you don't
spawn multiple instances of Emacs all vying to compile the same file.
This commit is contained in:
Henrik Lissner 2018-06-05 16:09:03 +02:00
parent f5fe36af23
commit 47efd56fd4
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GPG key ID: 5F6C0EA160557395
2 changed files with 50 additions and 21 deletions
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23
modules/config/literate/autoload.el Normal file
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@ -0,0 +1,23 @@
;;; config/literate/autoload.el -*- lexical-binding: t; -*-
;;;###autoload
(add-hook 'org-mode-hook #'+literate|enable-compile-on-save)
;;;###autoload
(defun +literate|enable-compile-on-save ()
"TODO"
(add-hook 'after-save-hook #'+literate|compile-on-save nil 'local))
;;;###autoload
(defun +literate|compile-on-save ()
"TODO"
(when (and (eq major-mode 'org-mode)
buffer-file-name
(file-in-directory-p buffer-file-name )))
(+literate/compile))
;;;###autoload
(defun +literate/compile (&optional load)
"TODO"
(interactive "P")
(+literate-compile load))

48
modules/config/literate/config.el
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@ -1,31 +1,37 @@
;;; config/literate/config.el -*- lexical-binding: t; -*-
(defvar +literate-config-file "config.org"
"The literate config file, searched for in `doom-private-dir' (unless this is
an absolute path).")
(defvar +literate-config-file
(expand-file-name "config.org" doom-private-dir)
"The file path of your literate config file.")
(defvar +literate-config-dest-file "config.el"
"The file that `+literate-config-file' will be tangled to, then byte-compiled
from.")
(defvar +literate-config-dest-file
(expand-file-name "config.el" doom-private-dir)
"The file path that `+literate-config-file' will be tangled to, then
byte-compiled from.")
;;
(let ((org (expand-file-name +literate-config-file doom-private-dir))
(elc (expand-file-name (concat +literate-config-dest-file "c") doom-private-dir)))
;; If config is pre-compiled, then load that
(when (file-newer-than-file-p org elc)
;; We tangle in a separate, blank process because loading it here would load
;; all of :lang org, which will be more expensive than it needs to be.
(or (zerop (call-process
"emacs" nil nil nil
"-q" "--batch" "-l" "ob-tangle" "--eval"
(format "(org-babel-tangle-file \"%s\" \"%s\" \"emacs-lisp\")"
org +literate-config-dest-file)))
(error "There was a problem tangling your literate config!"))
(defun +literate-compile (&optional load)
"Tangles & compiles `+literate-config-file' if it has changed. If LOAD is
non-nil, load it too!"
(let ((org +literate-config-file)
(elc (concat +literate-config-dest-file "c")))
;; If config is pre-compiled, then load that
(when (file-newer-than-file-p org elc)
;; We tangle in a separate, blank process because loading it here would load
;; all of :lang org, which will be more expensive than it needs to be.
(or (zerop (call-process
"emacs" nil nil nil
"-q" "--batch" "-l" "ob-tangle" "--eval"
(format "(org-babel-tangle-file \"%s\" \"%s\" \"emacs-lisp\")"
org +literate-config-dest-file)))
(error "There was a problem tangling your literate config!"))
;; Then byte-compile it!
(require 'bytecomp)
(byte-compile-file +literate-config-dest-file load))))
;; Then byte-compile it!
(require 'bytecomp)
(byte-compile-file +literate-config-dest-file)))
;; Let 'er rip!
(+literate-compile)
;; No need to load the resulting file. Doom will do this for us after all
;; modules have finished loading.