;; Copyright (C) 1998 by Pete Ware
;; Author: Pete Ware <ware@cis.ohio-state.edu>
+;; Heavy-Modifications: Greg Klanderman <greg@alphatech.com>
+;; Jan Vroonhof <vroonhof@math.ethz.ch>
;; Keywords: internal
;; This file is part of XEmacs.
;; package-get -
;; Retrieve a package and any other required packages from an archive
;;
+;;
+;; Note (JV): Most of this no longer aplies!
+;;
;; The idea:
;; A new XEmacs lisp-only release is generated with the following steps:
;; 1. The maintainer runs some yet to be written program that
;;; Code:
(require 'package-admin)
-(require 'package-get-base)
+;; (require 'package-get-base)
+
+(defgroup package-tools nil
+ "Tools to manipulate packages."
+ :group 'emacs)
+(defgroup package-get nil
+ "Automatic Package Fetcher and Installer."
+ :prefix "package-get"
+ :group 'package-tools)
+
+;;;###autoload
(defvar package-get-base nil
"List of packages that are installed at this site.
For each element in the alist, car is the package name and the cdr is
be lexically ordered. It is debatable if it makes sense to have more than
one version of a package available.")
-(defvar package-get-dir (temp-directory)
- "*Where to store temporary files for staging.")
+(defcustom package-get-dir (temp-directory)
+ "*Where to store temporary files for staging."
+ :tag "Temporary directory"
+ :type 'directory
+ :group 'package-get)
+
+(define-widget 'host-name 'string
+ "A Host name."
+ :tag "Host")
-(defvar package-get-remote
- '(("ftp.xemacs.org" "/pub/xemacs/packages"))
+(defcustom package-get-remote nil
"*List of remote sites to contact for downloading packages.
List format is '(site-name directory-on-site). Each site is tried in
order until the package is found. As a special case, `site-name' can be
-`nil', in which case `directory-on-site' is treated as a local directory.")
+`nil', in which case `directory-on-site' is treated as a local directory."
+ :tag "Package repository"
+ :type '(repeat (choice (list :tag "Local" (const :tag "Local" nil) directory )
+ (list :tag "Remote" host-name directory) ))
+ :group 'package-get)
+
+(defcustom package-get-download-sites
+ '(
+ ;; North America
+ ("xemacs.org" "ftp.xemacs.org" "pub/xemacs/packages")
+ ("cso.uiuc.edu" "ftp.cso.uiuc.edu" "pub/packages/xemacs/packages")
-(defvar package-get-remove-copy nil
+ ;; South America
+ ("unicamp.br" "ftp.unicamp.br" "pub/xemacs/packages")
+
+ ;; Europe
+ ("sunsite.cnlab-switch.ch" "sunsite.cnlab-switch.ch" "mirror/xemacs/packages")
+ ("tu-darmstadt.de" "ftp.tu-darmstadt.de" "pub/editors/xemacs/packages")
+ ("sunsite.auc.dk" "sunsite.auc.dk" "pub/emacs/xemacs/packages")
+ ("pasteur.fr" "ftp.pasteur.fr" "pub/computing/xemacs/packages")
+ ("cenatls.cena.dgac.fr" "ftp.cenatls.cena.dgac.fr" "pub/Emacs/xemacs/packages")
+ ("kfki.hu" "ftp.kfki.hu" "pub/packages/xemacs/packages")
+ ("uniroma2.it" "ftp.uniroma2.it" "unix/misc/dist/XEMACS/packages")
+ ("icm.edu.pl" "ftp.icm.edu.pl" "pub/unix/editors/xemacs/packages")
+ ("sunet.se" "ftp.sunet.se" "pub/gnu/xemacs/packages")
+ ("doc.ic.ac.uk" "sunsite.doc.ic.ac.uk" "packages/xemacs/packages")
+ ("srcc.msu.su" "ftp1.srcc.msu.su" "mirror/ftp.xemacs.org/packages")
+
+ ;; Asia
+ ("usyd.edu.au" "ftp.usyd.edu.au" "pub/Xemacs/packages")
+ ("netlab.is.tsukuba.ac.jp" "ftp.netlab.is.tsukuba.ac.jp" "pub/GNU/xemacs/packages")
+ ("jaist.ac.jp" "ftp.jaist.ac.jp" "pub/GNU/xemacs/packages")
+ ("ring.aist.go.jp" "ring.aist.go.jp" "pub/text/xemacs/packages")
+ ("ring.asahi-net.or.jp" "ring.asahi-net.or.jp" "pub/text/xemacs/packages")
+ ("SunSITE.sut.ac.jp" "SunSITE.sut.ac.jp" "pub/archives/packages/xemacs/packages")
+ ("dti.ad.jp" "ftp.dti.ad.jp" "pub/unix/editor/xemacs/packages")
+ ("kreonet.re.kr" "ftp.kreonet.re.kr" "pub/tools/emacs/xemacs/packages")
+ )
+ "*List of remote sites available for downloading packages.
+List format is '(site-description site-name directory-on-site).
+SITE-DESCRIPTION is a textual description of the site. SITE-NAME
+is the internet address of the download site. DIRECTORY-ON-SITE
+is the directory on the site in which packages may be found.
+This variable is used to initialize `package-get-remote', the
+variable actually used to specify package download sites."
+ :tag "Package download sites"
+ :type '(repeat (list hostname directory))
+ :group 'package-get)
+
+(defcustom package-get-remove-copy t
"*After copying and installing a package, if this is T, then remove the
-copy. Otherwise, keep it around.")
+copy. Otherwise, keep it around."
+ :type 'boolean
+ :group 'package-get)
+
+;; #### it may make sense for this to be a list of names.
+;; #### also, should we rename "*base*" to "*index*" or "*db*"?
+;; "base" is a pretty poor name.
+(defcustom package-get-base-filename "package-index.LATEST.pgp"
+ "*Name of the default package-get database file.
+This may either be a relative path, in which case it is interpreted
+with respect to `package-get-remote', or an absolute path."
+ :type 'file
+ :group 'package-get)
+
+(defcustom package-get-always-update nil
+ "*If Non-nil always make sure we are using the latest package index (base).
+Otherwise respect the `force-current' argument of `package-get-require-base'."
+ :type 'boolean
+ :group 'package-get)
+
+(defcustom package-get-require-signed-base-updates t
+ "*If set to a non-nil value, require explicit user confirmation for updates
+to the package-get database which cannot have their signature verified via PGP.
+When nil, updates which are not PGP signed are allowed without confirmation."
+ :type 'boolean
+ :group 'package-get)
+
+(defvar package-get-was-current nil
+ "Non-nil we did our best to fetch a current database.")
+
+
+;Shouldn't this be in package-ui?
+;;;###autoload
+(defun package-get-download-menu ()
+ "Build the `Add Download Site' menu."
+ (mapcar (lambda (site)
+ (vector (car site)
+ `(package-ui-add-site (quote ,(cdr site)))
+ :style 'toggle :selected
+ `(member (quote ,(cdr site)) package-get-remote)))
+ package-get-download-sites))
+
+;;;###autoload
+(defun package-get-require-base (&optional force-current)
+ "Require that a package-get database has been loaded.
+If the optional FORCE-CURRENT argument or the value of
+`package-get-always-update' is Non-nil, try to update the database
+from a location in `package-get-remote'. Otherwise a local copy is used
+if available and remote access is never done.
+
+Please use FORCE-CURRENT only when the user is explictly dealing with packages
+and remote access is likely in the near future."
+ (setq force-current (or force-current package-get-always-update))
+ (unless (and (boundp 'package-get-base)
+ package-get-base
+ (or (not force-current) package-get-was-current))
+ (package-get-update-base nil force-current))
+ (if (or (not (boundp 'package-get-base))
+ (not package-get-base))
+ (error "Package-get database not loaded")
+ (setq package-get-was-current force-current)))
+
+(defconst package-get-pgp-signed-begin-line "^-----BEGIN PGP SIGNED MESSAGE-----"
+ "Text for start of PGP signed messages.")
+(defconst package-get-pgp-signature-begin-line "^-----BEGIN PGP SIGNATURE-----"
+ "Text for beginning of PGP signature.")
+(defconst package-get-pgp-signature-end-line "^-----END PGP SIGNATURE-----"
+ "Text for end of PGP signature.")
+
+;;;###autoload
+(defun package-get-update-base-entry (entry)
+ "Update an entry in `package-get-base'."
+ (let ((existing (assq (car entry) package-get-base)))
+ (if existing
+ (setcdr existing (cdr entry))
+ (setq package-get-base (cons entry package-get-base))
+ (package-get-custom-add-entry (car entry) (car (cdr entry))))))
+
+(defun package-get-locate-file (file &optional nil-if-not-found no-remote)
+ "Locate an existing FILE with respect to `package-get-remote'.
+If FILE is an absolute path or is not found, simply return FILE.
+If optional argument NIL-IF-NOT-FOUND is non-nil, return nil
+if FILE can not be located.
+If NO-REMOTE is non-nil never search remote locations."
+ (if (file-name-absolute-p file)
+ file
+ (let ((entries package-get-remote)
+ (expanded nil))
+ (while entries
+ (unless (and no-remote (caar entries))
+ (let ((expn (package-get-remote-filename (car entries) file)))
+ (if (and expn (file-exists-p expn))
+ (setq entries nil
+ expanded expn))))
+ (setq entries (cdr entries)))
+ (or expanded
+ (and (not nil-if-not-found)
+ file)))))
+
+(defun package-get-locate-index-file (no-remote)
+ "Locate the package-get index file. Do not return remote paths if NO-REMOTE
+is non-nil."
+ (or (package-get-locate-file package-get-base-filename t no-remote)
+ (locate-data-file package-get-base-filename)
+ package-get-base-filename))
+
+(defvar package-get-user-package-location user-init-directory)
+
+(defun package-get-maybe-save-index (filename)
+ "Offer to save the current buffer as the local package index file,
+if different."
+ (let ((location (package-get-locate-index-file t)))
+ (unless (and filename (equal filename location))
+ (unless (equal (md5 (current-buffer))
+ (with-temp-buffer
+ (insert-file-contents location)
+ (md5 (current-buffer))))
+ (unless (file-writable-p location)
+ (setq location (expand-file-name package-get-base-filename
+ (expand-file-name "etc/" package-get-user-package-location))))
+ (when (y-or-n-p (concat "Update package index in" location "? "))
+ (write-file location))))))
+
+
+;;;###autoload
+(defun package-get-update-base (&optional db-file force-current)
+ "Update the package-get database file with entries from DB-FILE.
+Unless FORCE-CURRENT is non-nil never try to update the database."
+ (interactive
+ (let ((dflt (package-get-locate-index-file nil)))
+ (list (read-file-name "Load package-get database: "
+ (file-name-directory dflt)
+ dflt
+ t
+ (file-name-nondirectory dflt)))))
+ (setq db-file (expand-file-name (or db-file
+ (package-get-locate-index-file
+ (not force-current)))))
+ (if (not (file-exists-p db-file))
+ (error "Package-get database file `%s' does not exist" db-file))
+ (if (not (file-readable-p db-file))
+ (error "Package-get database file `%s' not readable" db-file))
+ (let ((buf (get-buffer-create "*package database*")))
+ (unwind-protect
+ (save-excursion
+ (set-buffer buf)
+ (erase-buffer buf)
+ (insert-file-contents-internal db-file)
+ (package-get-update-base-from-buffer buf)
+ (if (file-remote-p db-file)
+ (package-get-maybe-save-index db-file)))
+ (kill-buffer buf))))
+
+;;;###autoload
+(defun package-get-update-base-from-buffer (&optional buf)
+ "Update the package-get database with entries from BUFFER.
+BUFFER defaults to the current buffer. This command can be
+used interactively, for example from a mail or news buffer."
+ (interactive)
+ (setq buf (or buf (current-buffer)))
+ (let (content-beg content-end beg end)
+ (save-excursion
+ (set-buffer buf)
+ (goto-char (point-min))
+ (setq content-beg (point))
+ (setq content-end (save-excursion (goto-char (point-max)) (point)))
+ (when (re-search-forward package-get-pgp-signed-begin-line nil t)
+ (setq beg (match-beginning 0))
+ (setq content-beg (match-end 0)))
+ (when (re-search-forward package-get-pgp-signature-begin-line nil t)
+ (setq content-end (match-beginning 0)))
+ (when (re-search-forward package-get-pgp-signature-end-line nil t)
+ (setq end (point)))
+ (if (not (and content-beg content-end beg end))
+ (or (not package-get-require-signed-base-updates)
+ (yes-or-no-p "Package-get entries not PGP signed, continue? ")
+ (error "Package-get database not updated")))
+ (if (and content-beg content-end beg end)
+ (if (not (condition-case nil
+ (or (fboundp 'mc-pgp-verify-region)
+ (load-library "mc-pgp")
+ (fboundp 'mc-pgp-verify-region))
+ (error nil)))
+ (or (not package-get-require-signed-base-updates)
+ (yes-or-no-p
+ "No mailcrypt; can't verify package-get DB signature, continue? ")
+ (error "Package-get database not updated"))))
+ (if (and beg end
+ (fboundp 'mc-pgp-verify-region)
+ (or (not
+ (condition-case err
+ (mc-pgp-verify-region beg end)
+ (file-error
+ (and (string-match "No such file" (nth 2 err))
+ (or (not package-get-require-signed-base-updates)
+ (yes-or-no-p
+ (concat "Can't find PGP, continue without "
+ "package-get DB verification? ")))))
+ (t nil)))))
+ (error "Package-get PGP signature failed to verify"))
+ ;; ToDo: We shoud call package-get-maybe-save-index on the region
+ (package-get-update-base-entries content-beg content-end)
+ (message "Updated package-get database"))))
+
+(defun package-get-update-base-entries (beg end)
+ "Update the package-get database with the entries found between
+BEG and END in the current buffer."
+ (save-excursion
+ (goto-char beg)
+ (if (not (re-search-forward "^(package-get-update-base-entry" nil t))
+ (error "Buffer does not contain package-get database entries"))
+ (beginning-of-line)
+ (let ((count 0))
+ (while (and (< (point) end)
+ (re-search-forward "^(package-get-update-base-entry" nil t))
+ (beginning-of-line)
+ (let ((entry (read (current-buffer))))
+ (if (or (not (consp entry))
+ (not (eq (car entry) 'package-get-update-base-entry)))
+ (error "Invalid package-get database entry found"))
+ (package-get-update-base-entry
+ (car (cdr (car (cdr entry)))))
+ (setq count (1+ count))))
+ (message "Got %d package-get database entries" count))))
+
+;;;###autoload
+(defun package-get-save-base (file)
+ "Write the package-get database to FILE.
+
+Note: This database will be unsigned of course."
+ (interactive "FSave package-get database to: ")
+ (package-get-require-base t)
+ (let ((buf (get-buffer-create "*package database*")))
+ (unwind-protect
+ (save-excursion
+ (set-buffer buf)
+ (erase-buffer buf)
+ (goto-char (point-min))
+ (let ((entries package-get-base) entry plist)
+ (insert ";; Package Index file -- Do not edit manually.\n")
+ (insert ";;;@@@\n")
+ (while entries
+ (setq entry (car entries))
+ (setq plist (car (cdr entry)))
+ (insert "(package-get-update-base-entry (quote\n")
+ (insert (format "(%s\n" (symbol-name (car entry))))
+ (while plist
+ (insert (format " %s%s %S\n"
+ (if (eq plist (car (cdr entry))) "(" " ")
+ (symbol-name (car plist))
+ (car (cdr plist))))
+ (setq plist (cdr (cdr plist))))
+ (insert "))\n))\n;;;@@@\n")
+ (setq entries (cdr entries))))
+ (insert ";; Package Index file ends here\n")
+ (write-region (point-min) (point-max) file))
+ (kill-buffer buf))))
(defun package-get-interactive-package-query (get-version package-symbol)
"Perform interactive querying for package and optional version.
Query for a version if GET-VERSION is non-nil. Return package name as
a symbol instead of a string if PACKAGE-SYMBOL is non-nil.
The return value is suitable for direct passing to `interactive'."
+ (package-get-require-base t)
(let ( (table (mapcar '(lambda (item)
(let ( (name (symbol-name (car item))) )
(cons name name)
(defun package-get-update-all ()
"Fetch and install the latest versions of all currently installed packages."
(interactive)
+ (package-get-require-base t)
;; Load a fresh copy
(catch 'exit
(mapcar (lambda (pkg)
packages-package-list)))
;;;###autoload
-(defun package-get-all (package version &optional fetched-packages)
+(defun package-get-all (package version &optional fetched-packages install-dir)
"Fetch PACKAGE with VERSION and all other required packages.
Uses `package-get-base' to determine just what is required and what
package provides that functionality. If VERSION is nil, retrieves
latest version. Optional argument FETCHED-PACKAGES is used to keep
-track of packages already fetched.
+track of packages already fetched. Optional argument INSTALL-DIR,
+if non-nil, specifies the package directory where fetched packages
+should be installed.
Returns nil upon error."
(interactive (package-get-interactive-package-query t nil))
(catch 'exit
(setq version (package-get-info-prop this-package 'version))
(unless (package-get-installedp package version)
- (if (not (package-get package version))
+ (if (not (package-get package version nil install-dir))
(progn
(setq fetched-packages nil)
(throw 'exit nil))))
(while this-requires
(if (not (member (car this-requires) fetched-packages))
(let* ((reqd-package (package-get-package-provider
- (car this-requires)))
+ (car this-requires) t))
(reqd-version (cadr reqd-package))
(reqd-name (car reqd-package)))
(if (null reqd-name)
(car this-requires)))
(if (not (setq fetched-packages
(package-get-all reqd-name reqd-version
- fetched-packages)))
+ fetched-packages
+ install-dir)))
(throw 'exit nil)))
)
(setq this-requires (cdr this-requires)))
fetched-packages
))
+;;;###autoload
+(defun package-get-dependencies (packages)
+ "Compute dependencies for PACKAGES.
+Uses `package-get-base' to determine just what is required and what
+package provides that functionality. Returns the list of packages
+required by PACKAGES."
+ (package-get-require-base t)
+ (let ((orig-packages packages)
+ dependencies provided)
+ (while packages
+ (let* ((package (car packages))
+ (the-package (package-get-info-find-package
+ package-get-base package))
+ (this-package (package-get-info-version
+ the-package nil))
+ (this-requires (package-get-info-prop this-package 'requires))
+ (new-depends (set-difference
+ (mapcar
+ #'(lambda (reqd)
+ (let* ((reqd-package (package-get-package-provider reqd))
+ (reqd-version (cadr reqd-package))
+ (reqd-name (car reqd-package)))
+ (if (null reqd-name)
+ (error "Unable to find a provider for %s" reqd))
+ reqd-name))
+ this-requires)
+ dependencies))
+ (this-provides (package-get-info-prop this-package 'provides)))
+ (setq dependencies
+ (union dependencies new-depends))
+ (setq provided
+ (union provided (union (list package) this-provides)))
+ (setq packages
+ (union new-depends (cdr packages)))))
+ (set-difference dependencies orig-packages)))
+
(defun package-get-load-package-file (lispdir file)
(let (pathname)
(setq pathname (expand-file-name file lispdir))
successfully installed but errors occurred during initialization, or
`nil' upon error."
(interactive (package-get-interactive-package-query nil t))
+ (catch 'skip-update
(let* ((this-package
(package-get-info-version
(package-get-info-find-package package-get-base
package) version))
+ (latest (package-get-info-prop this-package 'version))
+ (installed (package-get-key package :version))
+ (this-requires (package-get-info-prop this-package 'requires))
(found nil)
(search-dirs package-get-remote)
(base-filename (package-get-info-prop this-package 'filename))
(package-status t)
filenames full-package-filename)
(if (null this-package)
- (error "Couldn't find package %s with version %s"
- package version))
+ (if package-get-remote
+ (error "Couldn't find package %s with version %s"
+ package version)
+ (error "No download sites or local package locations specified.")))
(if (null base-filename)
(error "No filename associated with package %s, version %s"
package version))
- (if (null install-dir)
- (setq install-dir (package-admin-get-install-dir nil)))
+ (setq install-dir
+ (package-admin-get-install-dir package install-dir
+ (or (eq package 'mule-base) (memq 'mule-base this-requires))))
+
+ ;; If they asked for the latest using version=nil, don't get an older
+ ;; version than we already have.
+ (if installed
+ (if (> (if (stringp installed)
+ (string-to-number installed)
+ installed)
+ (if (stringp latest)
+ (string-to-number latest)
+ latest))
+ (if (not (null version))
+ (warn "Installing %s package version %s, you had a newer version %s"
+ package latest installed)
+ (warn "Skipping %s package, you have a newer version %s"
+ package installed)
+ (throw 'skip-update t))))
;; Contrive a list of possible package filenames.
;; Ugly. Is there a better way to do this?
(list (concat (match-string 1 base-filename)
".tgz")))))
- (setq version (package-get-info-prop this-package 'version))
+ (setq version latest)
(unless (and (eq conflict 'never)
(package-get-installedp package version))
;; Find the package from the search list in package-get-remote
(if (or (not full-package-filename)
(not (file-exists-p full-package-filename)))
- (error "Unable to find file %s" base-filename))
+ (if package-get-remote
+ (error "Unable to find file %s" base-filename)
+ (error
+ "No download sites or local package locations specified.")))
;; Validate the md5 checksum
;; Doing it with XEmacs removes the need for an external md5 program
(message "Validating checksum for `%s'..." package) (sit-for 0)
(if (and found package-get-remove-copy)
(delete-file full-package-filename))
package-status
- ))
+ )))
(defun package-get-info-find-package (which name)
"Look in WHICH for the package called NAME and return all the info
not, then it uses the (car search) as the remote site-name and the (cadr
search) as the remote-directory and concatenates filename. In other
words
- site-name:remote-directory/filename
+ site-name:remote-directory/filename.
+
+If (car search) is nil, (cadr search is interpreted as a local directory).
"
- (if (efs-ftp-path filename)
+ (if (file-remote-p filename)
filename
(let ((dir (cadr search)))
- (concat "/"
- (car search) ":"
+ (concat (when (car search)
+ (concat
+ (if (string-match "@" (car search))
+ "/"
+ "/anonymous@")
+ (car search) ":"))
(if (string-match "/$" dir)
dir
(concat dir "/"))
(if (floatp version) version (string-to-number version))))
;;;###autoload
-(defun package-get-package-provider (sym)
+(defun package-get-package-provider (sym &optional force-current)
"Search for a package that provides SYM and return the name and
version. Searches in `package-get-base' for SYM. If SYM is a
consp, then it must match a corresponding (provide (SYM VERSION)) from
- the package."
+ the package.
+
+If FORCE-CURRENT is non-nil make sure the database is up to date. This might
+lead to Emacs accessing remote sites."
(interactive "SSymbol: ")
+ (package-get-require-base force-current)
(let ((packages package-get-base)
(done nil)
(found nil))
(while (and (not done) this-package)
(if (or (eq this-name sym)
(eq (cons this-name
- (package-get-info-prop (car this-package) 'version))
+ (package-get-info-prop (car this-package) 'version))
sym)
- (member sym (package-get-info-prop (car this-package) 'provides)))
+ (member sym
+ (package-get-info-prop (car this-package) 'provides)))
(progn (setq done t)
- (setq found (list (caar packages)
- (package-get-info-prop (car this-package) 'version))))
+ (setq found
+ (list (caar packages)
+ (package-get-info-prop (car this-package) 'version))))
(setq this-package (cdr this-package)))))
(setq packages (cdr packages)))
found))
(defun package-get-custom ()
"Fetch and install the latest versions of all customized packages."
(interactive)
- ;; Load a fresh copy
- (load "package-get-custom.el")
+ (package-get-require-base t)
(mapcar (lambda (pkg)
(if (eval (intern (concat (symbol-name (car pkg)) "-package")))
- (package-get-all (car pkg) nil))
+ (package-get (car pkg) nil))
t)
package-get-base))
(intern (substring (symbol-name pkg) 0 (match-beginning 0))))
t)))
-(defun package-get-file-installed-p (file &optional paths)
- "Return absolute-path of FILE if FILE exists in PATHS.
-If PATHS is omitted, `load-path' is used."
- (if (null paths)
- (setq paths load-path)
- )
- (catch 'tag
- (let (path)
- (while paths
- (setq path (expand-file-name file (car paths)))
- (if (file-exists-p path)
- (throw 'tag path)
- )
- (setq paths (cdr paths))
- ))))
+(defvar package-get-custom-groups nil
+ "List of package-get-custom groups")
-(defun package-get-create-custom ()
- "Creates a package customization file package-get-custom.el.
-Entries in the customization file are retrieved from package-get-base.el."
- (interactive)
- ;; Load a fresh copy
- (let ((custom-buffer (find-file-noselect
- (or (package-get-file-installed-p
- "package-get-custom.el")
- (expand-file-name
- "package-get-custom.el"
- (file-name-directory
- (package-get-file-installed-p
- "package-get-base.el"))
- ))))
- (pkg-groups nil))
-
- ;; clear existing stuff
- (delete-region (point-min custom-buffer)
- (point-max custom-buffer) custom-buffer)
- (insert-string "(require 'package-get)\n" custom-buffer)
+(defun package-get-custom-add-entry (package props)
+ (let* ((category (plist-get props 'category))
+ (group (intern (concat category "-packages")))
+ (custom-var (intern (concat (symbol-name package) "-package")))
+ (description (plist-get props 'description)))
+ (when (not (memq group package-get-custom-groups))
+ (setq package-get-custom-groups (cons group
+ package-get-custom-groups))
+ (eval `(defgroup ,group nil
+ ,(concat category " package group")
+ :group 'packages)))
+ (eval `(defcustom ,custom-var nil
+ ,description
+ :group ',group
+ :initialize 'package-get-ever-installed-p
+ :type 'boolean))))
- (mapcar (lambda (pkg)
- (let ((category (plist-get (car (cdr pkg)) 'category)))
- (or (memq (intern category) pkg-groups)
- (progn
- (setq pkg-groups (cons (intern category) pkg-groups))
- (insert-string
- (concat "(defgroup " category "-packages nil\n"
- " \"" category " package group\"\n"
- " :group 'packages)\n\n") custom-buffer)))
-
- (insert-string
- (concat "(defcustom " (symbol-name (car pkg))
- "-package nil \n"
- " \"" (plist-get (car (cdr pkg)) 'description) "\"\n"
- " :group '" category "-packages\n"
- " :initialize 'package-get-ever-installed-p\n"
- " :type 'boolean)\n\n") custom-buffer)))
- package-get-base) custom-buffer)
- )
-;; need this first to avoid infinite dependency loops
(provide 'package-get)
-
-;; potentially update the custom dependencies every time we load this
-(let ((custom-file (package-get-file-installed-p "package-get-custom.el"))
- (package-file (package-get-file-installed-p "package-get-base.el")))
- ;; update custom file if it doesn't exist
- (if (or (not custom-file)
- (and (< (car (nth 5 (file-attributes custom-file)))
- (car (nth 5 (file-attributes package-file))))
- (< (car (nth 5 (file-attributes custom-file)))
- (car (nth 5 (file-attributes package-file))))))
- (save-excursion
- (message "generating package customizations...")
- (set-buffer (package-get-create-custom))
- (save-buffer)
- (message "generating package customizations...done")))
- (load "package-get-custom.el"))
-
;;; package-get.el ends here