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;;;; -----------------------------------------------------------------
;;;; Source Registry Configuration, by Francois-Rene Rideau
;;;; See the Manual and https://bugs.launchpad.net/asdf/+bug/485918
Francois-Rene Rideau
committed
(asdf/package:define-package :asdf/source-registry
(:recycle :asdf/source-registry :asdf)
(:use :common-lisp :asdf/utility :asdf/pathname :asdf/os
:asdf/upgrade :asdf/find-system :asdf/configuration)
#:*source-registry* #:*source-registry-parameter* #:*default-source-registries*
#:invalid-source-registry
#:source-registry #:source-registry-initialized-p
#:initialize-source-registry #:clear-source-registry #:*source-registry*
#:disable-source-registry #:ensure-source-registry #:*source-registry-parameter*
#:*default-source-registry-exclusions* #:*source-registry-exclusions*
#:*wild-asd* #:directory-asd-files #:register-asd-directory
#:collect-asds-in-directory #:collect-sub*directories-asd-files
#:validate-source-registry-directive #:validate-source-registry-form
#:validate-source-registry-file #:validate-source-registry-directory
#:parse-source-registry-string #:wrapping-source-registry #:default-source-registry
#:user-source-registry #:system-source-registry
#:user-source-registry-directory #:system-source-registry-directory
#:environment-source-registry #:process-source-registry
#:compute-source-registry #:flatten-source-registry
Francois-Rene Rideau
committed
#:sysdef-source-registry-search))
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(in-package :asdf/source-registry)
(define-condition invalid-source-registry (invalid-configuration warning)
((format :initform (compatfmt "~@<Invalid source registry ~S~@[ in ~S~]~@{ ~@?~}~@:>"))))
;; Using ack 1.2 exclusions
(defvar *default-source-registry-exclusions*
'(".bzr" ".cdv"
;; "~.dep" "~.dot" "~.nib" "~.plst" ; we don't support ack wildcards
".git" ".hg" ".pc" ".svn" "CVS" "RCS" "SCCS" "_darcs"
"_sgbak" "autom4te.cache" "cover_db" "_build"
"debian")) ;; debian often builds stuff under the debian directory... BAD.
(defvar *source-registry-exclusions* *default-source-registry-exclusions*)
(defvar *source-registry* nil
"Either NIL (for uninitialized), or an equal hash-table, mapping
system names to pathnames of .asd files")
(defun* source-registry-initialized-p ()
(typep *source-registry* 'hash-table))
(defun* clear-source-registry ()
"Undoes any initialization of the source registry.
You might want to call that before you dump an image that would be resumed
with a different configuration, so the configuration would be re-read then."
(setf *source-registry* nil)
(values))
(defparameter *wild-asd*
(make-pathname* :directory nil :name *wild* :type "asd" :version :newest))
(defun* directory-asd-files (directory)
(directory-files directory *wild-asd*))
(defun* collect-asds-in-directory (directory collect)
(map () collect (directory-asd-files directory)))
(defun* collect-sub*directories-asd-files
(directory &key (exclude *default-source-registry-exclusions*) collect)
(collect-sub*directories
directory
(constantly t)
#'(lambda (x) (not (member (car (last (pathname-directory x))) exclude :test #'equal)))
#'(lambda (dir) (collect-asds-in-directory dir collect))))
(defun* validate-source-registry-directive (directive)
(or (member directive '(:default-registry))
(and (consp directive)
(let ((rest (rest directive)))
(case (first directive)
((:include :directory :tree)
(and (length=n-p rest 1)
(location-designator-p (first rest))))
((:exclude :also-exclude)
(every #'stringp rest))
((:default-registry)
(null rest)))))))
(defun* validate-source-registry-form (form &key location)
(validate-configuration-form
form :source-registry 'validate-source-registry-directive
:location location :invalid-form-reporter 'invalid-source-registry))
(defun* validate-source-registry-file (file)
(validate-configuration-file
file 'validate-source-registry-form :description "a source registry"))
(defun* validate-source-registry-directory (directory)
(validate-configuration-directory
directory :source-registry 'validate-source-registry-directive
:invalid-form-reporter 'invalid-source-registry))
(defun* parse-source-registry-string (string &key location)
(cond
((or (null string) (equal string ""))
'(:source-registry :inherit-configuration))
((not (stringp string))
(error (compatfmt "~@<Environment string isn't: ~3i~_~S~@:>") string))
((find (char string 0) "\"(")
(validate-source-registry-form (read-from-string string) :location location))
(t
(loop
:with inherit = nil
:with directives = ()
:with start = 0
:with end = (length string)
:with separator = (inter-directory-separator)
:for pos = (position separator string :start start) :do
(let ((s (subseq string start (or pos end))))
(flet ((check (dir)
(unless (absolute-pathname-p dir)
(error (compatfmt "~@<source-registry string must specify absolute pathnames: ~3i~_~S~@:>") string))
dir))
(cond
((equal "" s) ; empty element: inherit
(when inherit
(error (compatfmt "~@<Only one inherited configuration allowed: ~3i~_~S~@:>")
string))
(setf inherit t)
(push ':inherit-configuration directives))
((string-suffix-p s "//") ;; TODO: allow for doubling of separator even outside Unix?
(push `(:tree ,(check (subseq s 0 (- (length s) 2)))) directives))
(t
(push `(:directory ,(check s)) directives))))
(cond
(pos
(setf start (1+ pos)))
(t
(unless inherit
(push '(:ignore-inherited-configuration) directives))
(return `(:source-registry ,@(nreverse directives))))))))))
(defun* register-asd-directory (directory &key recurse exclude collect)
(if (not recurse)
(collect-asds-in-directory directory collect)
(collect-sub*directories-asd-files
directory :exclude exclude :collect collect)))
(defparameter *default-source-registries*
'(environment-source-registry
user-source-registry
user-source-registry-directory
system-source-registry
system-source-registry-directory
default-source-registry))
(defparameter *source-registry-file* (coerce-pathname "source-registry.conf"))
(defparameter *source-registry-directory* (coerce-pathname "source-registry.conf.d/"))
(defun* wrapping-source-registry ()
`(:source-registry
#+(or ecl sbcl) (:tree ,(lisp-implementation-directory :truename t))
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#+mkcl (:tree ,(translate-logical-pathname "CONTRIB:"))
:inherit-configuration
#+cmu (:tree #p"modules:")
#+scl (:tree #p"file://modules/")))
(defun* default-source-registry ()
`(:source-registry
#+sbcl (:directory ,(subpathname (user-homedir) ".sbcl/systems/"))
,@(loop :for dir :in
`(,@(when (os-unix-p)
`(,(or (getenv-absolute-directory "XDG_DATA_HOME")
(subpathname (user-homedir) ".local/share/"))
,@(or (getenv-absolute-directories "XDG_DATA_DIRS")
'("/usr/local/share" "/usr/share"))))
,@(when (os-windows-p)
(mapcar 'get-folder-path '(:local-appdata :appdata :common-appdata))))
:collect `(:directory ,(subpathname* dir "common-lisp/systems/"))
:collect `(:tree ,(subpathname* dir "common-lisp/source/")))
:inherit-configuration))
(defun* user-source-registry (&key (direction :input))
(in-user-configuration-directory *source-registry-file* :direction direction))
(defun* system-source-registry (&key (direction :input))
(in-system-configuration-directory *source-registry-file* :direction direction))
(defun* user-source-registry-directory (&key (direction :input))
(in-user-configuration-directory *source-registry-directory* :direction direction))
(defun* system-source-registry-directory (&key (direction :input))
(in-system-configuration-directory *source-registry-directory* :direction direction))
(defun* environment-source-registry ()
(getenv "CL_SOURCE_REGISTRY"))
(defgeneric* process-source-registry (spec &key inherit register))
(defun* inherit-source-registry (inherit &key register)
(when inherit
(process-source-registry (first inherit) :register register :inherit (rest inherit))))
(defun* process-source-registry-directive (directive &key inherit register)
(destructuring-bind (kw &rest rest) (if (consp directive) directive (list directive))
(ecase kw
((:include)
(destructuring-bind (pathname) rest
(process-source-registry (resolve-location pathname) :inherit nil :register register)))
((:directory)
(destructuring-bind (pathname) rest
(when pathname
(funcall register (resolve-location pathname :directory t)))))
((:tree)
(destructuring-bind (pathname) rest
(when pathname
(funcall register (resolve-location pathname :directory t)
:recurse t :exclude *source-registry-exclusions*))))
((:exclude)
(setf *source-registry-exclusions* rest))
((:also-exclude)
(appendf *source-registry-exclusions* rest))
((:default-registry)
(inherit-source-registry '(default-source-registry) :register register))
((:inherit-configuration)
(inherit-source-registry inherit :register register))
((:ignore-inherited-configuration)
nil)))
nil)
(defmethod process-source-registry ((x symbol) &key inherit register)
(process-source-registry (funcall x) :inherit inherit :register register))
(defmethod process-source-registry ((pathname #-gcl<2.7 pathname #+gcl<2.7 t) &key inherit register)
(cond
((directory-pathname-p pathname)
(let ((*here-directory* (truenamize pathname)))
(process-source-registry (validate-source-registry-directory pathname)
:inherit inherit :register register)))
((probe-file* pathname)
(let ((*here-directory* (pathname-directory-pathname pathname)))
(process-source-registry (validate-source-registry-file pathname)
:inherit inherit :register register)))
(t
(inherit-source-registry inherit :register register))))
(defmethod process-source-registry ((string string) &key inherit register)
(process-source-registry (parse-source-registry-string string)
:inherit inherit :register register))
(defmethod process-source-registry ((x null) &key inherit register)
(declare (ignorable x))
(inherit-source-registry inherit :register register))
(defmethod process-source-registry ((form cons) &key inherit register)
(let ((*source-registry-exclusions* *default-source-registry-exclusions*))
(dolist (directive (cdr (validate-source-registry-form form)))
(process-source-registry-directive directive :inherit inherit :register register))))
(defun* flatten-source-registry (&optional parameter)
(remove-duplicates
(while-collecting (collect)
(with-pathname-defaults () ;; be location-independent
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(inherit-source-registry
`(wrapping-source-registry
,parameter
,@*default-source-registries*)
:register #'(lambda (directory &key recurse exclude)
(collect (list directory :recurse recurse :exclude exclude))))))
:test 'equal :from-end t))
;; Will read the configuration and initialize all internal variables.
(defun* compute-source-registry (&optional parameter (registry *source-registry*))
(dolist (entry (flatten-source-registry parameter))
(destructuring-bind (directory &key recurse exclude) entry
(let* ((h (make-hash-table :test 'equal))) ; table to detect duplicates
(register-asd-directory
directory :recurse recurse :exclude exclude :collect
#'(lambda (asd)
(let* ((name (pathname-name asd))
(name (if (typep asd 'logical-pathname)
;; logical pathnames are upper-case,
;; at least in the CLHS and on SBCL,
;; yet (coerce-name :foo) is lower-case.
;; won't work well with (load-system "Foo")
;; instead of (load-system 'foo)
(string-downcase name)
name)))
(cond
((gethash name registry) ; already shadowed by something else
nil)
((gethash name h) ; conflict at current level
(when *asdf-verbose*
(warn (compatfmt "~@<In source-registry entry ~A~@[/~*~] ~
found several entries for ~A - picking ~S over ~S~:>")
directory recurse name (gethash name h) asd)))
(t
(setf (gethash name registry) asd)
(setf (gethash name h) asd))))))
h)))
(values))
(defvar *source-registry-parameter* nil)
(defun* initialize-source-registry (&optional (parameter *source-registry-parameter*))
;; In case we haven't upgraded ASDF yet, and it appears in the registry,
;; clear the upgrade attempt flag:
(setf *asdf-upgrade-already-attempted* (not *upgraded-p*))
;; Record the parameter used to configure the registry
(setf *source-registry-parameter* parameter)
;; Clear the previous registry database:
(setf *source-registry* (make-hash-table :test 'equal))
;; Do it!
(compute-source-registry parameter))
;; Checks an initial variable to see whether the state is initialized
;; or cleared. In the former case, return current configuration; in
;; the latter, initialize. ASDF will call this function at the start
;; of (asdf:find-system) to make sure the source registry is initialized.
;; However, it will do so *without* a parameter, at which point it
;; will be too late to provide a parameter to this function, though
;; you may override the configuration explicitly by calling
;; initialize-source-registry directly with your parameter.
(defun* ensure-source-registry (&optional parameter)
(unless (source-registry-initialized-p)
(initialize-source-registry parameter))
(values))
(defun* sysdef-source-registry-search (system)
(ensure-source-registry)
(values (gethash (coerce-name system) *source-registry*)))
(pushnew 'clear-source-registry *clear-configuration-hook*)