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(let ((feature (find thing *features*)))
(when feature (return-from fp feature))))
;; allows features to be lists of which the first
;; member is the "main name", the rest being aliases
(cons
(dolist (subf thing)
(when (find subf *features*) (return-from fp (first thing))))))
nil))
(loop :for f :in features
:when (fp f) :return :it)))
(defun implementation-type ()
(first-feature *implementation-features*))
(defun implementation-identifier ()
(labels
((maybe-warn (value fstring &rest args)
(cond (value)
(t (apply #'warn fstring args)
"unknown"))))
(let ((lisp (maybe-warn (implementation-type)
"No implementation feature found in ~a."
*implementation-features*))
(os (maybe-warn (first-feature *os-features*)
"No os feature found in ~a." *os-features*))
(arch (maybe-warn (first-feature *architecture-features*)
"No architecture feature found in ~a."
*architecture-features*))
(version (maybe-warn (lisp-version-string)
"Don't know how to get Lisp ~
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(substitute-if
#\_ (lambda (x) (find x " /:\\(){}[]$#`'\""))
(format nil "~(~@{~a~^-~}~)" lisp version os arch)))))
;;; ---------------------------------------------------------------------------
;;; Generic support for configuration files
(defun user-configuration-directory ()
(merge-pathnames #p".config/" (user-homedir-pathname)))
(defun system-configuration-directory ()
#p"/etc/")
(defun configuration-inheritance-directive-p (x)
(let ((kw '(:inherit-configuration :ignore-inherited-configuration)))
(or (member x kw)
(and (length=n-p x 1) (member (car x) kw)))))
(defun validate-configuration-form (form tag directive-validator
&optional (description tag))
(unless (and (consp form) (eq (car form) tag))
(error "Error: Form doesn't specify ~A ~S~%" description form))
(loop :with inherit = 0
:for directive :in (cdr form) :do
(if (configuration-inheritance-directive-p directive)
(incf inherit)
(funcall directive-validator directive))
:finally
(unless (= inherit 1)
(error "One and only one of ~S or ~S is required"
:inherit-configuration :ignore-inherited-configuration)))
form)
(defun validate-configuration-file (file validator description)
(let ((forms (read-file-forms file)))
(unless (length=n-p forms 1)
(error "One and only one form allowed for ~A. Got: ~S~%" description forms))
(funcall validator (car forms))))
(defun validate-configuration-directory (directory tag validator)
(let ((files (sort (ignore-errors
(directory (merge-pathnames
(make-pathname :name :wild :type :wild)
directory)
#+sbcl :resolve-symlinks #+sbcl nil))
#'string< :key #'namestring)))
`(,tag
,@(loop :for file :in files :append
(mapcar validator (read-file-forms file)))
:inherit-configuration)))
;;; ---------------------------------------------------------------------------
;;; asdf-output-translations
;;;
;;; this code is heavily inspired from
;;; asdf-binary-translations, common-lisp-controller and cl-launch.
;;; ---------------------------------------------------------------------------
(defvar *output-translations* ()
"Either NIL (for uninitialized), or a list of one element,
said element itself being a sorted list of mappings.
Each mapping is a pair of a source pathname and destination pathname,
and the order is by decreasing length of namestring of the source pathname.")
(defvar *user-cache* '(:home ".cache" "common-lisp" :implementation))
(defvar *system-cache* '(:root "var" "cache" "common-lisp" :uid :implementation))
(defun output-translations ()
(car *output-translations*))
(defun (setf output-translations) (x)
(setf *output-translations*
(list
(stable-sort (copy-list x) #'>
:key (lambda (x) (length (pathname-directory (car x))))))))
(defun output-translations-initialized-p ()
(and *output-translations* t))
(defun clear-output-translations ()
"Undoes any initialization of the output translations.
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 *output-translations* '())
(values))
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(defun resolve-location (x &optional wildenp)
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(if (atom x)
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(resolve-absolute-location-component x wildenp)
(loop :with path = (resolve-absolute-location-component (car x) nil)
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:for (component . morep) :on (cdr x)
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:do (setf path (resolve-relative-location-component
path component (and wildenp (not morep))))
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:finally (return path))))
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(defun resolve-absolute-location-component (x wildenp)
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(let* ((r
(etypecase x
(pathname x)
(string (ensure-directory-pathname x))
((eql :home) (user-homedir-pathname))
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((eql :user-cache) (resolve-location *user-cache* nil))
((eql :system-cache) (resolve-location *system-cache* nil))
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((eql :current-directory) (truenamize *default-pathname-defaults*))
((eql :root) (make-pathname :directory '(:absolute)))))
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(s (if (and wildenp (not (pathnamep x)))
(wilden r)
r)))
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(unless (absolute-pathname-p s)
(error "Not an absolute pathname ~S" s))
s))
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(defun resolve-relative-location-component (super x &optional wildenp)
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(let* ((r (etypecase x
(pathname x)
(string x)
((eql :current-directory)
(relativize-pathname-directory
(truenamize *default-pathname-defaults*)))
((eql :implementation) (implementation-identifier))
((eql :implementation-type) (implementation-type))
((eql :uid) (princ-to-string (get-uid)))))
(d (if (pathnamep x) r (ensure-directory-pathname r)))
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(s (if (and wildenp (not (pathnamep x)))
(wilden d)
d)))
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(when (and (absolute-pathname-p s) (not (pathname-match-p s (wilden super))))
(error "pathname ~S is not relative to ~S" s super))
(merge-pathnames s super)))
(defparameter *wild-path*
(make-pathname :directory '(:relative :wild-inferiors)
:name :wild :type :wild :version nil))
(defun wilden (path)
(merge-pathnames *wild-path* path))
(defun location-designator-p (x)
(flet ((componentp (c) (typep c '(or string pathname keyword))))
(or (componentp x) (and (consp x) (every #'componentp x)))))
(defun validate-output-translations-directive (directive)
(unless
(or (member directive '(:inherit-configuration
:ignore-inherited-configuration
:enable-user-cache :disable-cache))
(and (consp directive)
(or (and (length=n-p directive 2)
(or (and (eq (first directive) :include)
(typep (second directive) '(or string pathname)))
(and (location-designator-p (first directive))
(or (location-designator-p (second directive))
(null (second directive))))))
(and (length=n-p directive 1)
(location-designator-p (first directive))))))
(error "Invalid directive ~S~%" directive))
directive)
(defun validate-output-translations-form (form)
(validate-configuration-form
form
:output-translations
'validate-output-translations-directive
"output translations"))
(defun validate-output-translations-file (file)
(validate-configuration-file
file 'validate-output-translations-form "output translations"))
(defun validate-output-translations-directory (directory)
(validate-configuration-directory
directory :output-translations 'validate-output-translations-directive))
(defun parse-output-translations-string (string)
(cond
((or (null string) (equal string ""))
'(:output-translations :inherit-configuration))
((not (stringp string))
(error "environment string isn't: ~S" string))
((eql (char string 0) #\()
(validate-output-translations-form (read-from-string string)))
(t
(loop
:with inherit = nil
:with directives = ()
:with start = 0
:with end = (length string)
:with source = nil
:for i = (or (position #\: string :start start) end) :do
(let ((s (subseq string start i)))
(cond
(source
(push (list source (if (equal "" s) nil s)) directives)
(setf source nil))
((equal "" s)
(when inherit
(error "only one inherited configuration allowed: ~S" string))
(setf inherit t)
(push ':inherit-configuration directives))
(t
(setf source s)))
(setf start (1+ i))
(when (>= start end)
(when source
(error "Uneven number of components in source to destination mapping ~S" string))
(unless inherit
(push ':ignore-inherited-configuration directives))
(return `(:output-translations ,@(nreverse directives)))))))))
(defparameter *default-output-translations*
'(implementation-output-translations
user-output-translations-pathname
user-output-translations-directory-pathname
system-output-translations-pathname
system-output-translations-directory-pathname))
(defparameter *implementation-output-translations*
`(:output-translations
;; If clozure had any precompiled ASDF system, we'd use that:
; #+clozure (,(ccl::ccl-directory) ())
;; SBCL *does* have precompiled ASDF system, so we use this:
#+sbcl (,(getenv "SBCL_HOME") ())
;; All-import, here is where we want user stuff to be:
:inherit-configuration
;; If we want to enable the user cache by default, here would be the place:
:enable-user-cache
))
(defun implementation-output-translations ()
*implementation-output-translations*)
(defparameter *output-translations-file* #p"common-lisp/asdf-output-translations.conf")
(defparameter *output-translations-directory* #p"common-lisp/asdf-output-translations.conf.d/")
(defun user-output-translations-pathname ()
(merge-pathnames *output-translations-file* (user-configuration-directory)))
(defun system-output-translations-pathname ()
(merge-pathnames *output-translations-file* (system-configuration-directory)))
(defun user-output-translations-directory-pathname ()
(merge-pathnames *output-translations-directory* (user-configuration-directory)))
(defun system-output-translations-directory-pathname ()
(merge-pathnames *output-translations-directory* (system-configuration-directory)))
(defun environment-output-translations ()
(getenv "ASDF_OUTPUT_TRANSLATIONS"))
(defgeneric process-output-translations (spec &key inherit collect))
(defmethod process-output-translations ((x symbol) &key
(inherit *default-output-translations*)
collect)
(process-output-translations (funcall x) :inherit inherit :collect collect))
(defmethod process-output-translations ((pathname pathname) &key
(inherit *default-output-translations*)
collect)
(cond
((directory-pathname-p pathname)
(process-output-translations (validate-output-translations-directory pathname)
:inherit inherit :collect collect))
((probe-file pathname)
(process-output-translations (validate-output-translations-file pathname)
:inherit inherit :collect collect))
(t
(inherit-output-translations inherit :collect collect))))
(defmethod process-output-translations ((string string) &key
(inherit *default-output-translations*)
collect)
(process-output-translations (parse-output-translations-string string)
:inherit inherit :collect collect))
(defmethod process-output-translations ((x null) &key
(inherit *default-output-translations*)
collect)
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(inherit-output-translations inherit :collect collect))
(defmethod process-output-translations ((form cons) &key
(inherit *default-output-translations*)
collect)
(multiple-value-bind (collect result)
(if collect
(values collect (constantly nil))
(make-collector))
(dolist (directive (cdr (validate-output-translations-form form)))
(process-output-translations-directive directive :inherit inherit :collect collect))
(funcall result)))
(defun inherit-output-translations (inherit &key collect)
(when inherit
(process-output-translations (first inherit) :collect collect :inherit (rest inherit))))
(defun process-output-translations-directive (directive &key inherit collect)
(if (atom directive)
(ecase directive
((:enable-user-cache)
(process-output-translations-directive '(:root :user-cache) :collect collect))
((:disable-cache)
(process-output-translations-directive '(:root :root) :collect collect))
((:inherit-configuration)
(inherit-output-translations inherit :collect collect))
((:ignore-inherited-configuration)
nil))
(let ((src (first directive))
(dst (second directive)))
(if (eq src :include)
(process-output-translations (pathname dst) :inherit nil :collect collect)
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(let* ((trusrc (truenamize (resolve-location src t)))
(trudst (if dst (resolve-location dst t) trusrc)))
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(funcall collect (list trusrc trudst)))))))
;; Will read the configuration and initialize all internal variables,
;; and return the new configuration.
(defun initialize-output-translations
(&optional (translations *default-output-translations*))
(setf (output-translations)
(inherit-output-translations translations)))
;; 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).
(defun ensure-output-translations ()
(if (output-translations-initialized-p)
(output-translations)
(initialize-output-translations)))
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(defun apply-output-translations (path)
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(ensure-output-translations)
(setf path (truenamize path))
(loop :for (source destination) :in (car *output-translations*)
:when (pathname-match-p path source)
:return (translate-pathname path source destination)
:finally (return path)))
(defmethod output-files :around ((op operation) (c component))
"Method to rewrite output files to fasl-root"
(mapcar #'apply-output-translations (call-next-method)))
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(defun compile-file-pathname* (input-file &rest keys)
(apply-output-translations
(apply #'compile-file-pathname
(truenamize (merge-pathnames (make-pathname :type "lisp") input-file))
keys)))
;;;; -----------------------------------------------------------------
;;;; Windows shortcut support. Based on:
;;;;
;;;; Jesse Hager: The Windows Shortcut File Format.
;;;; http://www.wotsit.org/list.asp?fc=13
(defparameter *link-initial-dword* 76)
(defparameter *link-guid* #(1 20 2 0 0 0 0 0 192 0 0 0 0 0 0 70))
(defun read-null-terminated-string (s)
(with-output-to-string (out)
(loop :for code = (read-byte s)
:until (zerop code)
:do (write-char (code-char code) out))))
(defun read-little-endian (s &optional (bytes 4))
(loop
:for i :from 0 :below bytes
:sum (ash (read-byte s) (* 8 i))))
(defun parse-file-location-info (s)
(let ((start (file-position s))
(total-length (read-little-endian s))
(end-of-header (read-little-endian s))
(fli-flags (read-little-endian s))
(local-volume-offset (read-little-endian s))
(local-offset (read-little-endian s))
(network-volume-offset (read-little-endian s))
(remaining-offset (read-little-endian s)))
(declare (ignore total-length end-of-header local-volume-offset))
(unless (zerop fli-flags)
(cond
((logbitp 0 fli-flags)
(file-position s (+ start local-offset)))
((logbitp 1 fli-flags)
(file-position s (+ start
network-volume-offset
#x14))))
(concatenate 'string
(read-null-terminated-string s)
(progn
(file-position s (+ start remaining-offset))
(read-null-terminated-string s))))))
(defun parse-windows-shortcut (pathname)
(with-open-file (s pathname :element-type '(unsigned-byte 8))
(handler-case
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(when (and (= (read-little-endian s) *link-initial-dword*)
(let ((header (make-array (length *link-guid*))))
(read-sequence header s)
(equalp header *link-guid*)))
(let ((flags (read-little-endian s)))
(file-position s 76) ;skip rest of header
(when (logbitp 0 flags)
;; skip shell item id list
(let ((length (read-little-endian s 2)))
(file-position s (+ length (file-position s)))))
(cond
((logbitp 1 flags)
(parse-file-location-info s))
(t
(when (logbitp 2 flags)
;; skip description string
(let ((length (read-little-endian s 2)))
(file-position s (+ length (file-position s)))))
(when (logbitp 3 flags)
;; finally, our pathname
(let* ((length (read-little-endian s 2))
(buffer (make-array length)))
(read-sequence buffer s)
(map 'string #'code-char buffer)))))))
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;;;; -----------------------------------------------------------------
;;;; Source Registry Configuration, by Francois-Rene Rideau
;;;; See README.source-registry and https://bugs.launchpad.net/asdf/+bug/485918
(pushnew 'sysdef-source-registry-search *system-definition-search-functions*)
;; Using ack 1.2 exclusions
(defvar *default-exclusions*
'(".bzr" ".cdv" "~.dep" "~.dot" "~.nib" "~.plst"
".git" ".hg" ".pc" ".svn" "CVS" "RCS" "SCCS" "_darcs"
"_sgbak" "autom4te.cache" "cover_db" "_build"))
(defun default-registry ()
())
(defvar *source-registry* ()
"Either NIL (for uninitialized), or a list of one element,
said element itself being a list of directory pathnames where to look for .asd files")
(defun source-registry ()
(car *source-registry*))
(defun (setf source-registry) (x)
(setf *source-registry* (list x)))
(defun source-registry-initialized-p ()
(and *source-registry* t))
(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* '())
(values))
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(defun sysdef-source-registry-search (system)
(ensure-source-registry)
(let ((name (coerce-name system)))
(block nil
(dolist (dir (source-registry))
(let ((defaults (eval dir)))
(when defaults
(cond ((directory-pathname-p defaults)
(let ((file (and defaults
(make-pathname
:defaults defaults :version :newest
:name name :type "asd" :case :local)))
#+(and (or win32 windows) (not :clisp))
(shortcut (make-pathname
:defaults defaults :version :newest
:name name :type "asd.lnk" :case :local)))
(when (and file (probe-file file))
(return file))
#+(and (or win32 windows) (not :clisp))
(when (probe-file shortcut)
(let ((target (parse-windows-shortcut shortcut)))
(when target
(return (pathname target))))))))))))))
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(defun validate-source-registry-directive (directive)
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(or (member directive '(:default-registry (:default-registry)) :test 'equal)
(destructuring-bind (kw &rest rest) directive
(case kw
((:include :directory :tree)
(and (length=n-p rest 1)
(typep (car rest) '(or pathname string))))
((:exclude)
(every #'stringp rest))
(null rest))))
(error "Invalid directive ~S~%" directive))
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(defun validate-source-registry-form (form)
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(validate-configuration-form
form :source-registry 'validate-source-registry-directive "a source registry"))
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(defun validate-source-registry-file (file)
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(validate-configuration-file
file 'validate-source-registry-form "a source registry"))
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(defun validate-source-registry-directory (directory)
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(validate-configuration-directory
directory :source-registry 'validate-source-registry-directive))
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(defun parse-source-registry-string (string)
(cond
((or (null string) (equal string ""))
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'(:source-registry :inherit-configuration))
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((not (stringp string))
(error "environment string isn't: ~S" string))
((eql (char string 0) #\()
(validate-source-registry-form (read-from-string string)))
(t
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:with inherit = nil
:with directives = ()
:with start = 0
:with end = (length string)
:for i = (or (position #\: string :start start) end) :do
(let ((s (subseq string start i)))
(cond
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((equal "" s) ; empty element: inherit
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(when inherit
(error "only one inherited configuration allowed: ~S" string))
(setf inherit t)
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(push ':inherit-configuration directives))
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((ends-with s "//")
(push `(:tree ,(subseq s 0 (1- (length s)))) directives))
(t
(push `(:directory ,s) directives)))
(setf start (1+ i))
(when (>= start end)
(unless inherit
(push '(:ignore-inherited-configuration) directives))
(return `(:source-registry ,@(nreverse directives)))))))))
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(defun collect-asd-subdirectories (directory &key (exclude *default-exclusions*) collect)
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(let* ((files (ignore-errors
(directory (merge-pathnames #P"**/*.asd" directory)
#+sbcl #+sbcl :resolve-symlinks nil
#+clisp #+clisp :circle t)))
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(dirs (remove-duplicates (mapcar #'pathname-sans-name+type files) :test #'equal)))
(loop
:for dir :in dirs
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:unless (loop :for x :in exclude
:thereis (find x (pathname-directory dir) :test #'equal))
:do (funcall collect dir))))
(defparameter *default-source-registries*
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'(environment-source-registry
user-source-registry
user-source-registry-directory
system-source-registry
system-source-registry-directory))
(defparameter *source-registry-file* #p"common-lisp/source-registry.conf")
(defparameter *source-registry-directory* #p"common-lisp/source-registry.conf.d/")
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(defun user-source-registry ()
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(merge-pathnames *source-registry-file* (user-configuration-directory)))
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(defun system-source-registry ()
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(merge-pathnames *source-registry-file* (system-configuration-directory)))
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(defun user-source-registry-directory ()
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(merge-pathnames *source-registry-directory* (user-configuration-directory)))
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(defun system-source-registry-directory ()
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(merge-pathnames *source-registry-directory* (system-configuration-directory)))
(defun environment-source-registry ()
(getenv "CL_SOURCE_REGISTRY"))
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(defgeneric process-source-registry (spec &key inherit collect))
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(defmethod process-source-registry ((x symbol) &key
(inherit *default-source-registries*)
collect)
(process-source-registry (funcall x) :inherit inherit :collect collect))
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(defmethod process-source-registry ((pathname pathname) &key
(inherit *default-source-registries*)
collect)
(cond
((directory-pathname-p pathname)
(process-source-registry (validate-source-registry-directory pathname)
:inherit inherit :collect collect))
((probe-file pathname)
(process-source-registry (validate-source-registry-file pathname)
:inherit inherit :collect collect))
(t
(inherit-source-registry inherit :collect collect))))
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(defmethod process-source-registry ((string string) &key
(inherit *default-source-registries*)
collect)
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(process-source-registry (parse-source-registry-string string)
:inherit inherit :collect collect))
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(defmethod process-source-registry ((x null) &key
(inherit *default-source-registries*)
collect)
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(inherit-source-registry inherit :collect collect))
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(defmethod process-source-registry ((form cons) &key
(inherit *default-source-registries*)
collect)
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(multiple-value-bind (collect result)
(if collect
(values collect (constantly nil))
(make-collector))
(let ((*default-exclusions* *default-exclusions*))
(dolist (directive (cdr (validate-source-registry-form form)))
(process-source-registry-directive directive :inherit inherit :collect collect)))
(funcall result)))
(defun inherit-source-registry (inherit &key collect)
(when inherit
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(process-source-registry (first inherit) :collect collect :inherit (rest inherit))))
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(defun process-source-registry-directive (directive &key inherit collect)
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(destructuring-bind (kw &rest rest) (if (consp directive) directive (list directive))
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(ecase kw
((:include)
(destructuring-bind (pathname) rest
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(process-source-registry (pathname pathname) :inherit nil :collect collect)))
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((:directory)
(destructuring-bind (pathname) rest
(funcall collect (ensure-directory-pathname pathname))))
((:tree)
(destructuring-bind (pathname) rest
(collect-asd-subdirectories pathname :collect collect)))
((:exclude)
(setf *default-exclusions* rest))
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((:default-registry)
(default-registry))
((:inherit-configuration)
(inherit-source-registry inherit :collect collect))
((:ignore-inherited-configuration)
nil))))
;; Will read the configuration and initialize all internal variables,
;; and return the new configuration.
(defun initialize-source-registry ()
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(setf (source-registry)
(inherit-source-registry *default-source-registries*)))
;; 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).
(defun ensure-source-registry ()
(if (source-registry-initialized-p)
(source-registry)
(initialize-source-registry)))
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;;;; -----------------------------------------------------------------
;;;; SBCL hook into REQUIRE
;;;;
#+sbcl
(progn
(defun module-provide-asdf (name)

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(handler-bind ((style-warning #'muffle-warning))
(let* ((*verbose-out* (make-broadcast-stream))
(system (asdf:find-system name nil)))
(when system
(asdf:operate 'asdf:load-op name)
t))))
(defun contrib-sysdef-search (system)
(let ((home (getenv "SBCL_HOME")))
(let* ((name (coerce-name system))
(home (truename home))
(contrib (merge-pathnames
(make-pathname :directory `(:relative ,name)
:name name
:type "asd"
:case :local
:version :newest)
home)))
(probe-file contrib)))))
'(let ((home (getenv "SBCL_HOME")))
(merge-pathnames "site-systems/" (truename home))))

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'(merge-pathnames ".sbcl/systems/"
(user-homedir-pathname))
(pushnew 'module-provide-asdf sb-ext:*module-provider-functions*)
(pushnew 'contrib-sysdef-search *system-definition-search-functions*))
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;;;; -------------------------------------------------------------------------
;;;; Cleanups after hot-upgrade.
;;;; Things to do in case we're upgrading from a previous version of ASDF.
;;;; See https://bugs.launchpad.net/asdf/+bug/485687
;;;;
;;;; TODO: debug why it's not enough to upgrade from ECL <= 9.11.1
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(eval-when (:compile-toplevel :load-toplevel :execute)
#+ecl ;; Support upgrade from before ECL went to 1.369
(when (fboundp 'compile-op-system-p)
(defmethod compile-op-system-p ((op compile-op))
(getf :system-p (compile-op-flags op)))
(defmethod initialize-instance :after ((op compile-op)
&rest initargs
&key system-p &allow-other-keys)
(declare (ignorable initargs))
(when system-p (appendf (compile-op-flags op) (list :system-p system-p))))))
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;;;; -----------------------------------------------------------------
;;;; Done!
(when *load-verbose*
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(asdf-message ";; ASDF, version ~a" (asdf-version)))
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#+allegro
(eval-when (:compile-toplevel :execute)
(when (boundp 'excl:*warn-on-nested-reader-conditionals*)
(setf excl:*warn-on-nested-reader-conditionals* *acl-warn-save*)))
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(pushnew :asdf *features*)
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;;(pushnew :asdf2 *features*) ;; do that when we reach version 2
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(provide :asdf)
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;;; Local Variables:
;;; mode: lisp
;;; End: