385 lines
17 KiB
EmacsLisp
385 lines
17 KiB
EmacsLisp
(require 'dotspacemacs)
|
|
(require 'ht)
|
|
|
|
(defconst config-system-contrib-directory
|
|
(expand-file-name (concat user-emacs-directory "contrib/"))
|
|
"Spacemacs contribution layers base directory.")
|
|
|
|
(defvar config-system-config-layers '()
|
|
"Alist of configuration layers with the form (symbol . plist) where
|
|
SYMBOL is the name of the layer and PLIST is a property list with the following
|
|
keys:
|
|
:contrib if t then the layer is a contribution layer.
|
|
:dir the absolute path to the base directory of the layer.
|
|
:ext-dir the absolute path to the directory containing the extensions.
|
|
")
|
|
|
|
(defvar config-system-all-packages #s(hash-table size 256 data ())
|
|
"Hash table of all declared packages in all layers where the key is a package
|
|
symbol and the value is a list of layer symbols responsible for initializing
|
|
and configuring the package.")
|
|
|
|
(defvar config-system-all-pre-extensions #s(hash-table size 128 data ())
|
|
"Hash table of all declared pre-extensions in all layers where the key is a
|
|
extension symbol and the value is the layer symbols responsible for initializing
|
|
and configuring the package.")
|
|
|
|
(defvar config-system-all-post-extensions #s(hash-table size 128 data ())
|
|
"Hash table of all declared post-extensions in all layers where the key is a
|
|
extension symbol and the value is the layer symbols responsible for initializing
|
|
and configuring the package.")
|
|
|
|
(defvar config-system-contrib-layer-paths #s(hash-table size 128 data ())
|
|
"Hash table of layers locations where the key is a layer symbol and the value
|
|
is its path.")
|
|
|
|
(defvar config-system-contrib-categories '("usr" "lang")
|
|
"List of strings corresponding to category names. A category is a
|
|
sub-directory of the contribution directory.")
|
|
|
|
(defvar config-system-excluded-packages-from-layers '()
|
|
"List of all excluded packages declared at the layer level.")
|
|
|
|
(defun config-system/package.el-initialize ()
|
|
"Initialize package.el"
|
|
(require 'package)
|
|
(unless package--initialized
|
|
(setq package-archives '(("ELPA" . "http://tromey.com/elpa/")
|
|
("gnu" . "http://elpa.gnu.org/packages/")
|
|
("melpa" . "http://melpa.org/packages/")))
|
|
(package-initialize)
|
|
;; Emacs 24.3 and above ships with python.el but in some Emacs 24.3.1 packages
|
|
;; for Ubuntu, python.el seems to be missing.
|
|
;; This hack adds marmalade repository for this case only.
|
|
(unless (or (package-installed-p 'python) (version< emacs-version "24.3"))
|
|
(add-to-list 'package-archives
|
|
'("marmalade" . "http://marmalade-repo.org/packages/")))
|
|
(setq warning-minimum-level :error)))
|
|
|
|
(defun config-system/declare-layer (sym &optional contrib)
|
|
"Declare a layer with SYM name (symbol). If CONTRIB is non nil then the layer
|
|
is a contribution layer."
|
|
(let* ((sym-name (symbol-name sym))
|
|
(base-dir (if contrib
|
|
(ht-get config-system-contrib-layer-paths sym)
|
|
user-emacs-directory))
|
|
(dir (format "%s%s/" base-dir sym-name))
|
|
(ext-dir (format "%sextensions/" dir)))
|
|
(push (cons sym (list :contrib contrib :dir dir :ext-dir ext-dir))
|
|
config-system-config-layers)))
|
|
|
|
(defun config-system//get-contrib-category-dirs ()
|
|
"Return a list of all absolute paths to the contribution categories stored
|
|
in `config-system-contrib-categories'"
|
|
(mapcar
|
|
(lambda (d) (expand-file-name
|
|
(concat config-system-contrib-directory (format "%s/" d))))
|
|
config-system-contrib-categories))
|
|
|
|
(defun config-system/discover-contrib-layers ()
|
|
"Fill the hash table `config-system-contrib-layer-paths' where the key is the
|
|
layer symbol and the value is its path."
|
|
(let ((cat-dirs (config-system//get-contrib-category-dirs)))
|
|
(mapc 'config-system/discover-contrib-layers-in-dir
|
|
(append (list config-system-contrib-directory)
|
|
cat-dirs
|
|
dotspacemacs-configuration-layer-path))))
|
|
|
|
(defun config-system/discover-contrib-layers-in-dir (dir)
|
|
"Fill the hash table `config-system-contrib-layer-paths' where the key is the
|
|
layer symbol and the value is its path for all layers found in directory DIR.
|
|
|
|
Also fill the list of excluded packages `config-system-excluded-packages-from-layers'
|
|
declared at the layer level."
|
|
(spacemacs/message "Looking for contribution layers in %s" dir)
|
|
(ignore-errors
|
|
(let ((files (directory-files dir nil nil 'nosort))
|
|
(filter-out (append config-system-contrib-categories '("." ".."))))
|
|
(dolist (f files)
|
|
(when (and (file-directory-p (concat dir f))
|
|
(not (member f filter-out)))
|
|
(spacemacs/message "-> Discovered contribution layer: %s" f)
|
|
(puthash (intern f) dir config-system-contrib-layer-paths))))))
|
|
|
|
(defun config-system/load-layers ()
|
|
"Load all declared layers."
|
|
(config-system/load-layer-files '("funcs.el" "config.el"))
|
|
(config-system/read-packages-and-extensions)
|
|
(config-system/initialize-extensions config-system-all-pre-extensions)
|
|
(config-system/install-packages)
|
|
(spacemacs/append-to-buffer spacemacs-loading-text)
|
|
(config-system/initialize-packages)
|
|
(config-system/initialize-extensions config-system-all-post-extensions)
|
|
(config-system/load-layer-files '("keybindings.el")))
|
|
|
|
(defun config-system/load-layer-files (files)
|
|
"Load the files of list FILES from all declared layers."
|
|
(dolist (layer (reverse config-system-config-layers))
|
|
(let* ((sym (car layer))
|
|
(dir (plist-get (cdr layer) :dir)))
|
|
(dolist (file files)
|
|
(let ((file (concat dir file)))
|
|
(if (file-exists-p file)
|
|
(load file)))))))
|
|
|
|
(defsubst config-system//add-layer-to-hash (pkg layer hash)
|
|
"Add LAYER to the list which the value stored in HASH with key PKG."
|
|
(let ((list (ht-get hash pkg)))
|
|
(puthash pkg (add-to-list 'list layer t) hash)))
|
|
|
|
(defun config-system//add-excluded-packages (layer)
|
|
"Add excluded packages declared in LAYER."
|
|
(let ((excl-var (intern (format "%s-excluded-packages" (symbol-name layer)))))
|
|
(when (boundp excl-var)
|
|
(setq config-system-excluded-packages-from-layers
|
|
(append config-system-excluded-packages-from-layers
|
|
(eval excl-var))))))
|
|
|
|
(defsubst config-system//filter-out-excluded-packages ()
|
|
"Remove excluded packages from the hash tables."
|
|
(mapc (lambda (h)
|
|
(dolist (x (ht-keys (eval h)))
|
|
(when (or (member x dotspacemacs-excluded-packages)
|
|
(member x config-system-excluded-packages-from-layers))
|
|
(ht-remove (eval h) x))))
|
|
'(config-system-all-packages
|
|
config-system-all-pre-extensions
|
|
config-system-all-post-extensions)))
|
|
|
|
(defun config-system/read-packages-and-extensions ()
|
|
"Load all packages and extensions declared in all layers and fill the
|
|
corresponding hash tables:
|
|
config-system-all-packages
|
|
config-system-all-pre-extensions
|
|
config-system-all-post-extensions "
|
|
(dolist (layer (reverse config-system-config-layers))
|
|
(let* ((sym (car layer))
|
|
(dir (plist-get (cdr layer) :dir))
|
|
(pkg-file (concat dir "packages.el"))
|
|
(ext-file (concat dir "extensions.el")))
|
|
(progn
|
|
;; packages
|
|
(when (file-exists-p pkg-file)
|
|
(load pkg-file)
|
|
(dolist (pkg (eval (intern (format "%s-packages" (symbol-name sym)))))
|
|
(config-system//add-excluded-packages sym)
|
|
(config-system//add-layer-to-hash pkg sym config-system-all-packages)))
|
|
;; extensions
|
|
(when (file-exists-p ext-file)
|
|
(load ext-file)
|
|
(dolist (pkg (eval (intern (format "%s-pre-extensions"
|
|
(symbol-name sym)))))
|
|
(config-system//add-excluded-packages sym)
|
|
(config-system//add-layer-to-hash pkg sym
|
|
config-system-all-pre-extensions))
|
|
(dolist (pkg (eval (intern (format "%s-post-extensions"
|
|
(symbol-name sym)))))
|
|
(config-system//add-excluded-packages sym)
|
|
(config-system//add-layer-to-hash pkg sym
|
|
config-system-all-post-extensions))))))
|
|
(config-system//filter-out-excluded-packages)
|
|
;; number of chuncks for the loading screen
|
|
(let ((total (+ (ht-size config-system-all-packages)
|
|
(ht-size config-system-all-pre-extensions)
|
|
(ht-size config-system-all-post-extensions))))
|
|
(setq spacemacs-loading-dots-chunk-threshold
|
|
(/ total spacemacs-loading-dots-chunk-count))))
|
|
|
|
(defun config-system/install-packages ()
|
|
"Install the packages all the packages if there are not currently installed."
|
|
(interactive)
|
|
(let* ((pkg-list (ht-keys config-system-all-packages))
|
|
(sorted-pkg-list (mapcar 'intern
|
|
(sort (mapcar 'symbol-name pkg-list)
|
|
'string<)))
|
|
(not-installed (remove-if 'package-installed-p sorted-pkg-list))
|
|
(not-installed-count (length not-installed)))
|
|
;; installation
|
|
(if not-installed
|
|
(progn
|
|
(spacemacs/append-to-buffer
|
|
(format "Found %s new package(s) to install...\n"
|
|
not-installed-count))
|
|
(spacemacs/append-to-buffer
|
|
"--> fetching new package repository indexes...\n")
|
|
(redisplay)
|
|
(package-refresh-contents)
|
|
(setq installed-count 0)
|
|
(dolist (pkg not-installed)
|
|
(setq installed-count (1+ installed-count))
|
|
(spacemacs/replace-last-line-of-buffer
|
|
(format "--> installing %s:%s... [%s/%s]"
|
|
(ht-get config-system-all-packages pkg)
|
|
pkg
|
|
installed-count
|
|
not-installed-count) t)
|
|
(when (not (package-installed-p pkg))
|
|
(package-install pkg))
|
|
(redisplay))
|
|
(spacemacs/append-to-buffer "\n")))))
|
|
|
|
(defun config-system/initialize-packages ()
|
|
"Initialize all the declared packages."
|
|
(ht-each 'config-system/initialize-package config-system-all-packages))
|
|
|
|
(defun config-system/initialize-package (pkg layers)
|
|
"Initialize the package PKG from the configuration layers LAYERS."
|
|
(dolist (layer layers)
|
|
(let* ((init-func (intern (format "%s/init-%s" (symbol-name layer) pkg))))
|
|
(spacemacs/loading-animation)
|
|
(if (and (package-installed-p pkg) (fboundp init-func))
|
|
(progn (spacemacs/message "Initializing %s:%s..."
|
|
(symbol-name layer) pkg)
|
|
(funcall init-func))))))
|
|
|
|
(defun config-system/initialize-extensions (ext-list)
|
|
"Initialize all the declared extensions in EXT-LIST hash table."
|
|
(ht-each 'config-system/initialize-extension ext-list))
|
|
|
|
(defun config-system/initialize-extension (ext layers)
|
|
"Initialize the extension EXT from the configuration layer LSYM."
|
|
(dolist (layer layers)
|
|
(let* ((l (assq layer config-system-config-layers))
|
|
(ext-dir (plist-get (cdr l) :ext-dir))
|
|
(init-func (intern (format "%s/init-%s" (symbol-name layer) ext))))
|
|
(add-to-list 'load-path (format "%s%s/" ext-dir ext))
|
|
(spacemacs/loading-animation)
|
|
(spacemacs/message "Initializing %s:%s..." (symbol-name layer) ext)
|
|
(if (fboundp init-func) (funcall init-func)))))
|
|
|
|
(defun config-system/initialized-packages-count ()
|
|
"Return the number of initialized packages and extensions."
|
|
(+ (ht-size config-system-all-packages)
|
|
(ht-size config-system-all-pre-extensions)
|
|
(ht-size config-system-all-post-extensions)))
|
|
|
|
(defun config-system/declare-dotspacemacs-configuration-layers ()
|
|
"Declare the configuration layer in order of appearance in list
|
|
`dotspacemacs-configuration-layers' defined in ~/.spacemacs."
|
|
(if (boundp 'dotspacemacs-configuration-layers)
|
|
(dolist (layer dotspacemacs-configuration-layers)
|
|
(config-system/declare-layer layer t))))
|
|
|
|
(defun config-system/get-layer-property (symlayer prop)
|
|
"Return the value of the PROPerty for the given SYMLAYER symbol."
|
|
(let* ((layer (assq symlayer config-system-config-layers)))
|
|
(plist-get (cdr layer) prop)))
|
|
|
|
(defun config-system/get-packages-dependencies ()
|
|
"Returns a hash map where key is a dependency package symbol and value is
|
|
a list of all packages which depend on it."
|
|
(let ((result #s(hash-table size 200 data ())))
|
|
(dolist (pkg package-alist)
|
|
(let* ((pkg-sym (car pkg))
|
|
(deps (config-system/get-package-dependencies pkg-sym)))
|
|
(dolist (dep deps)
|
|
(let* ((dep-sym (car dep))
|
|
(value (ht-get result dep-sym)))
|
|
(puthash dep-sym
|
|
(if value (add-to-list 'value pkg-sym) (list pkg-sym))
|
|
result)))))
|
|
result))
|
|
|
|
(defun config-system/get-implicit-packages ()
|
|
"Returns a list of all packages in `packages-alist' which are not found
|
|
in `config-system-all-packages'"
|
|
(let ((imp-pkgs))
|
|
(dolist (pkg package-alist)
|
|
(let ((pkg-sym (car pkg)))
|
|
(if (not (ht-contains? config-system-all-packages pkg-sym))
|
|
(add-to-list 'imp-pkgs pkg-sym))))
|
|
imp-pkgs))
|
|
|
|
(defun config-system/get-orphan-packages (implicit-pkgs dependencies)
|
|
"Return a list of all orphan packages which are basically meant to be
|
|
deleted safely."
|
|
(let ((result '()))
|
|
(dolist (imp-pkg implicit-pkgs)
|
|
(if (config-system//is-package-orphan imp-pkg dependencies)
|
|
(add-to-list 'result imp-pkg)))
|
|
result))
|
|
|
|
(defun config-system//is-package-orphan (pkg dependencies)
|
|
"Returns not nil if PKG is an orphan package."
|
|
(if (ht-contains? config-system-all-packages pkg)
|
|
nil
|
|
(if (ht-contains? dependencies pkg)
|
|
(let ((parents (ht-get dependencies pkg)))
|
|
(reduce (lambda (x y) (and x y))
|
|
(mapcar (lambda (p) (config-system//is-package-orphan
|
|
p dependencies))
|
|
parents)
|
|
:initial-value t))
|
|
(not (ht-contains? config-system-all-packages pkg)))))
|
|
|
|
(defun config-system/get-package-dependencies (package)
|
|
"Return the dependencies alist for PACKAGE."
|
|
(let ((pkg (assq package package-alist)))
|
|
(cond
|
|
((version< emacs-version "24.4") (aref (cdr pkg) 1))
|
|
(t (package-desc-reqs (cadr pkg))))))
|
|
|
|
(defun config-system/get-package-version (package)
|
|
"Return the version string for PACKAGE."
|
|
(let ((pkg (assq package package-alist)))
|
|
(cond
|
|
((version< emacs-version "24.4")
|
|
(package-version-join (aref (cdr pkg) 0)))
|
|
(t
|
|
(package-version-join (package-desc-version (cadr pkg)))))))
|
|
|
|
(defun config-system/package-delete (package)
|
|
"Delete the passed PACKAGE."
|
|
(cond
|
|
((version< emacs-version "24.4")
|
|
(package-delete (symbol-name package)
|
|
(config-system/get-package-version package)))
|
|
(t
|
|
(package-delete (cadr (assq package package-alist))))))
|
|
|
|
(defun config-system/delete-orphan-packages ()
|
|
"Delete all the orphan packages."
|
|
(interactive)
|
|
(let* ((dependencies (config-system/get-packages-dependencies))
|
|
(implicit-packages (config-system/get-implicit-packages))
|
|
(orphans (config-system/get-orphan-packages implicit-packages
|
|
dependencies))
|
|
(orphans-count (length orphans)))
|
|
;; (message "dependencies: %s" dependencies)
|
|
;; (message "implicit: %s" implicit-packages)
|
|
;; (message "orphans: %s" orphans)
|
|
(if orphans
|
|
(progn
|
|
;; for the loading dot bar
|
|
(spacemacs/append-to-buffer "OK!\n")
|
|
(spacemacs/append-to-buffer
|
|
(format "Found %s orphan package(s) to delete...\n"
|
|
orphans-count))
|
|
(setq deleted-count 0)
|
|
(dolist (orphan orphans)
|
|
(setq deleted-count (1+ deleted-count))
|
|
(spacemacs/replace-last-line-of-buffer
|
|
(format "--> deleting %s... [%s/%s]"
|
|
orphan
|
|
deleted-count
|
|
orphans-count) t)
|
|
(config-system/package-delete orphan)
|
|
(redisplay))
|
|
(spacemacs/append-to-buffer "\n"))
|
|
(spacemacs/message "No orphan package to delete."))))
|
|
|
|
(defun config-system/setup-after-init-hook ()
|
|
"Add post init processing."
|
|
(add-hook 'after-init-hook
|
|
(lambda ()
|
|
(spacemacs/append-to-buffer (format "%s\n" spacemacs-loading-done-text))
|
|
;; from jwiegley
|
|
;; https://github.com/jwiegley/dot-emacs/blob/master/init.el
|
|
(let ((elapsed (float-time
|
|
(time-subtract (current-time) emacs-start-time))))
|
|
(spacemacs/append-to-buffer
|
|
(format "[%s packages loaded in %.3fs]\n"
|
|
(config-system/initialized-packages-count)
|
|
elapsed))))))
|
|
|
|
(provide 'config-system)
|