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;;; This is asdf: Another System Definition Facility.

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;;;
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;;; Feedback, bug reports, and patches are all welcome:
;;; please mail to <asdf-devel@common-lisp.net>.
;;; Note first that the canonical source for asdf is presently
;;; <URL:http://common-lisp.net/project/asdf/>.

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;;;
;;; If you obtained this copy from anywhere else, and you experience
;;; trouble using it, or find bugs, you may want to check at the
;;; location above for a more recent version (and for documentation
;;; and test files, if your copy came without them) before reporting
;;; bugs. There are usually two "supported" revisions - the git HEAD

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;;; is the latest development version, whereas the revision tagged
;;; RELEASE may be slightly older but is considered `stable'
;;; (This is the MIT / X Consortium license as taken from
;;; http://www.opensource.org/licenses/mit-license.html on or about
;;; Monday; July 13, 2009)
;;;
;;; Copyright (c) 2001-2010 Daniel Barlow and contributors

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;;;
;;; Permission is hereby granted, free of charge, to any person obtaining
;;; a copy of this software and associated documentation files (the
;;; "Software"), to deal in the Software without restriction, including
;;; without limitation the rights to use, copy, modify, merge, publish,
;;; distribute, sublicense, and/or sell copies of the Software, and to
;;; permit persons to whom the Software is furnished to do so, subject to
;;; the following conditions:
;;;
;;; The above copyright notice and this permission notice shall be
;;; included in all copies or substantial portions of the Software.
;;;
;;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
;;; EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
;;; MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
;;; NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
;;; LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
;;; OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
;;; WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

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;;; The problem with writing a defsystem replacement is bootstrapping:
;;; we can't use defsystem to compile it. Hence, all in one file.
(cl:in-package :cl-user)
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(declaim (optimize (speed 1) (debug 3) (safety 3)))
;;;; -------------------------------------------------------------------------
;;;; Cleanups in case of hot-upgrade.
;;;; Things to do in case we're upgrading from a previous version of ASDF.
;;;; See https://bugs.launchpad.net/asdf/+bug/485687
;;;; These must come *before* the defpackage form.
;;;; See more at the end of the file.
(eval-when (:compile-toplevel :load-toplevel :execute)
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(let ((asdf (find-package :asdf)))
(when asdf
(let ((sym (find-symbol "*ASDF-REVISION*" asdf)))
(when sym
(unexport sym asdf)
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#+ecl (require 'cmp)
(:documentation "Another System Definition Facility")
(:export #:defsystem #:oos #:operate #:find-system #:run-shell-command
#:system-definition-pathname #:find-component ; miscellaneous
#:operation ; operations
#:feature ; sort-of operation
#:version ; metaphorically sort-of an operation
#:input-files #:output-files #:perform ; operation methods
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#:operation-done-p #:explain
#:component #:source-file
#:c-source-file #:cl-source-file #:java-source-file
#:static-file
#:doc-file
#:html-file
#:text-file
#:source-file-type
#:module ; components
#:system
#:unix-dso
#:module-components ; component accessors
#:component-pathname
#:component-relative-pathname
#:component-name
#:component-version
#:component-parent
#:component-property
#:component-system
#:component-depends-on
#:system-description
#:system-long-description
#:system-author
#:system-maintainer
#:system-license
#:system-licence
#:system-source-file
#:system-relative-pathname
#:operation-on-warnings
#:operation-on-failure
#:*system-definition-search-functions*
#:*central-registry* ; variables
#:*compile-file-warnings-behaviour*
#:*compile-file-failure-behaviour*
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#:asdf-version
#:operation-error #:compile-failed #:compile-warned #:compile-error
#:error-name
#:error-pathname
#:missing-definition
#:error-component #:error-operation
#:system-definition-error
#:missing-component
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#:missing-dependency-of-version
#:circular-dependency ; errors
#:duplicate-names
#:coerce-entry-to-directory
#:remove-entry-from-registry
#:standard-asdf-method-combination
#:around ; protocol assistants
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#:initialize-output-translations
#:clear-output-translations
#:ensure-output-translations
#:apply-output-translations
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#:compile-file-pathname*
#:initialize-source-registry
#:clear-source-registry
#:ensure-source-registry
#:process-source-registry)
(:intern #:coerce-name
#:getenv
#:system-registered-p
#:asdf-message
#:resolve-symlinks
#:pathname-sans-name+type)
(defpackage #:asdf-extensions
(:use #:common-lisp #:asdf)
(:import-from #:asdf
#:getenv
#:system-registered-p
#:asdf-message
#:resolve-symlinks
#:pathname-sans-name+type))
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(error "The author of this file habitually uses #+nil to comment out ~
forms. But don't worry, it was unlikely to work in the New ~
Implementation of Lisp anyway")
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;;;; -------------------------------------------------------------------------
;;;; User-visible parameters
;;;;
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(defparameter *asdf-version*
;; the 1+ hair is to ensure that we don't do an inadvertent find and replace
(subseq "VERSION:1.602" (1+ (length "VERSION"))))
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(defun asdf-version ()
*asdf-version*)
(defvar *resolve-symlinks* t
"Determine whether or not ASDF resolves symlinks when defining systems.
Defaults to `t`.")
(defvar *compile-file-warnings-behaviour* :warn)
(defvar *compile-file-failure-behaviour* #+sbcl :error #-sbcl :warn)
(defvar *verbose-out* nil)

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(defparameter +asdf-methods+
'(perform explain output-files operation-done-p))
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;;;; -------------------------------------------------------------------------
;;;; Cleanups before hot-upgrade.
;;;; Things to do in case we're upgrading from a previous version of ASDF.
;;;; See https://bugs.launchpad.net/asdf/+bug/485687
;;;; * fmakunbound functions that once (in previous version of ASDF)
;;;; were simple DEFUNs but now are generic functions.
;;;; * define methods on UPDATE-INSTANCE-FOR-REDEFINED-CLASS
;;;; for each of the classes we define that has changed incompatibly.
(eval-when (:compile-toplevel :load-toplevel :execute)
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(when (and (fboundp 'system-source-file)
(not (typep (fdefinition 'system-source-file) 'generic-function)))
(fmakunbound 'system-source-file))
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#+ecl
(when (find-class 'compile-op nil)
(defmethod update-instance-for-redefined-class :after
((c compile-op) added deleted plist &key)
(format *trace-output* "~&UI4RC:a ~S~%" (list c added deleted plist))
(let ((system-p (getf plist 'system-p)))
(when system-p (setf (getf (slot-value c 'flags) :system-p) system-p))))))
;;;; -------------------------------------------------------------------------
;;;; CLOS magic for asdf:around methods
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(define-method-combination standard-asdf-method-combination ()
((around-asdf (around))
(around (:around))
(before (:before))
(primary () :required t)
(after (:after)))
(flet ((call-methods (methods)
(mapcar #'(lambda (method)
`(call-method ,method))
methods)))
(let* ((form (if (or before after (rest primary))
`(multiple-value-prog1
(progn ,@(call-methods before)
(call-method ,(first primary)
,(rest primary)))
,@(call-methods (reverse after)))
`(call-method ,(first primary))))
(standard-form (if around
`(call-method ,(first around)
(,@(rest around)
(make-method ,form)))
form)))
(if around-asdf
`(call-method ,(first around-asdf)
(,@(rest around-asdf) (make-method ,standard-form)))
standard-form))))
(setf (documentation 'standard-asdf-method-combination
"This method combination is based on the standard method combination,
but defines a new method-qualifier, `asdf:around`. `asdf:around`
methods will be run *around* any `:around` methods, so that the core
protocol may employ around methods and those around methods will not
be overridden by around methods added by a system developer.")
;;;; -------------------------------------------------------------------------
;;;; ASDF Interface, in terms of generic functions.
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(defgeneric perform (operation component)
(:method-combination standard-asdf-method-combination))
(defgeneric operation-done-p (operation component)
(:method-combination standard-asdf-method-combination))
(defgeneric explain (operation component)
(:method-combination standard-asdf-method-combination))
(defgeneric output-files (operation component)
(:method-combination standard-asdf-method-combination))
(defgeneric input-files (operation component)
(:method-combination standard-asdf-method-combination))
(defgeneric system-source-file (system)
(:documentation "Return the source file in which system is defined."))
(defgeneric component-system (component)
(:documentation "Find the top-level system containing COMPONENT"))
(defgeneric component-pathname (component)
(:documentation "Extracts the pathname applicable for a particular component."))
(defgeneric component-relative-pathname (component)
(:documentation "Extracts the relative pathname applicable for a particular component."))
(defgeneric component-property (component property))
(defgeneric (setf component-property) (new-value component property))
(defgeneric version-satisfies (component version))
(defgeneric find-component (module name &optional version)
(:documentation "Finds the component with name NAME present in the
MODULE module; if MODULE is nil, then the component is assumed to be a
system."))
(defgeneric source-file-type (component system))
(defgeneric operation-ancestor (operation)
(:documentation
"Recursively chase the operation's parent pointer until we get to
the head of the tree"))
(defgeneric component-visited-p (operation component))
(defgeneric visit-component (operation component data))
(defgeneric (setf visiting-component) (new-value operation component))
(defgeneric component-visiting-p (operation component))
(defgeneric component-depends-on (operation component)
(:documentation
"Returns a list of dependencies needed by the component to perform
the operation. A dependency has one of the following forms:
(<operation> <component>*), where <operation> is a class
designator and each <component> is a component
designator, which means that the component depends on
<operation> having been performed on each <component>; or
(FEATURE <feature>), which means that the component depends
on <feature>'s presence in *FEATURES*.
Methods specialized on subclasses of existing component types
should usually append the results of CALL-NEXT-METHOD to the
list."))
(defgeneric component-self-dependencies (operation component))
"Generate and return a plan for performing `operation` on `component`.
The plan returned is a list of dotted-pairs. Each pair is the `cons`
of ASDF operation object and a `component` object. The pairs will be
(defgeneric output-files-using-mappings (source possible-paths path-mappings)
"Use the variable \\*source-to-target-mappings\\* to find
an output path for the source. The algorithm transforms each
entry in possible-paths as follows: If there is a mapping
whose source starts with the path of possible-path, then
replace possible-path with a pathname that starts with the
target of the mapping and continues with the rest of
possible-path. If no such mapping is found, then use the
default mapping.
If \\*centralize-lisp-binaries\\* is false, then the default
mapping is to place the output in a subdirectory of the
source. The subdirectory is named using the Lisp
implementation \(see
implementation-specific-directory-name\). If
\\*centralize-lisp-binaries\\* is true, then the default
mapping is to place the output in subdirectories of
\\*default-toplevel-directory\\* where the subdirectory
structure will mirror that of the source."))
;;;; -------------------------------------------------------------------------
;;;; General Purpose Utilities
(defmacro aif (test then &optional else)
`(let ((it ,test)) (if it ,then ,else)))
(defun pathname-sans-name+type (pathname)
"Returns a new pathname with same HOST, DEVICE, DIRECTORY as PATHNAME,
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and NIL NAME and TYPE components" ;;; what about VERSION???
(make-pathname :name nil :type nil :defaults pathname))
(define-modify-macro appendf (&rest args)
append "Append onto list")
(defun asdf-message (format-string &rest format-args)
(declare (dynamic-extent format-args))
(apply #'format *verbose-out* format-string format-args))
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;;; with apologies to christophe rhodes ...
(defun split (string &optional max (ws '(#\Space #\Tab)))
(flet ((is-ws (char) (find char ws)))
(nreverse
(let ((list nil) (start 0) (words 0) end)
(loop
(when (and max (>= words (1- max)))
(return (cons (subseq string start) list)))
(setf end (position-if #'is-ws string :start start))
(push (subseq string start end) list)
(incf words)
(unless end (return list))
(setf start (1+ end)))))))
(defun split-path-string (s &optional force-directory)
(check-type s string)
(let* ((components (split s nil "/"))
(last-comp (car (last components))))
(multiple-value-bind (relative components)
(if (equal (first components) "")
(values :absolute (cdr components))
(values :relative components))
(cond
((equal last-comp "")
(values relative (butlast components) nil))
(force-directory
(values relative components nil))
(t
(values relative (butlast components) last-comp))))))
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(defun remove-keys (key-names args)
(loop :for (name val) :on args :by #'cddr
:unless (member (symbol-name name) key-names
:key #'symbol-name :test 'equal)
:append (list name val)))
(defun remove-keyword (key args)
(loop :for (k v) :on args :by #'cddr
:unless (eq k key)
:append (list k v)))
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(defun resolve-symlinks (path)
#-allegro (truename path)
#+allegro (excl:pathname-resolve-symbolic-links path))
(defun getenv (x)
#+sbcl
(sb-ext:posix-getenv x)
#+clozure
(ccl::getenv x)
#+clisp
(ext:getenv x)
#+cmu
(cdr (assoc (intern x :keyword) ext:*environment-list*))
#+lispworks
(lispworks:environment-variable x)
#+allegro
(sys:getenv x)
#+gcl
(system:getenv x)
#+ecl
(si:getenv x))
(defun ensure-directory-pathname (pathspec)
"Converts the non-wild pathname designator PATHSPEC to directory form."
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(cond
((stringp pathspec)
(pathname (concatenate 'string pathspec "/")))
((not (pathnamep pathspec))
(error "Invalid pathname designator ~S" pathspec))
((wild-pathname-p pathspec)
(error "Can't reliably convert wild pathnames."))
((directory-pathname-p pathspec)
pathspec)
(t
(make-pathname :directory (append (or (pathname-directory pathspec)
(list :relative))
(list (file-namestring pathspec)))
:name nil :type nil :version nil
:defaults pathspec))))
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(defun absolute-pathname-p (pathspec)
(eq :absolute (car (pathname-directory (pathname pathspec)))))
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(defun length=n-p (x n) ;is it that (= (length x) n) ?
(check-type n (integer 0 *))
(loop
:for l = x :then (cdr l)
:for i :downfrom n :do
(cond
((zerop i) (return (null l)))
((not (consp l)) (return nil)))))
(defun ends-with (s suffix)
(check-type s string)
(check-type suffix string)
(let ((start (- (length s) (length suffix))))
(and (<= 0 start)
(string-equal s suffix :start1 start))))
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(defun make-collector ()
(let ((acc ()))
(values (lambda (x) (push x acc))
(lambda () (reverse acc)))))
(defun read-file-forms (file)
(with-open-file (in file)
(loop :with eof = (list nil)
:for form = (read in nil eof)
:until (eq form eof)
:collect form)))
#-windows
(progn
#+clisp (defun get-uid () (linux:getuid))
#+sbcl (defun get-uid () (sb-unix:unix-getuid))
#+cmu (defun get-uid () (unix:unix-getuid))
#+ecl (defun get-uid () (ffi:c-inline () () :int "getuid()" :one-liner t))
#+allegro (defun get-uid () (excl.osi:getuid))
#-(or cmu sbcl clisp allegro ecl)
(defun get-uid ()
(let ((uid-string
(with-output-to-string (asdf::*VERBOSE-OUT*)
(asdf:run-shell-command "id -ur"))))
(with-input-from-string (stream uid-string)
(read-line stream)
(handler-case (parse-integer (read-line stream))
(error () (error "Unable to find out user ID")))))))
(defun truenamize (p)
"Resolve as much of a pathname as possible"
(block :t
(setf p (translate-logical-pathname (merge-pathnames p)))
(ignore-errors (return-from :t (truename p)))
(let ((host (pathname-host p))
(device (pathname-device p))
(directory (pathname-directory p)))
(when (or (atom directory) (not (eq :absolute (car directory))))
(return-from :t p))
(let ((sofar (ignore-errors
(truename (make-pathname :host host :device device
:directory '(:absolute))))))
(unless sofar (return-from :t p))
(loop :for component :in (cdr directory)
:for rest :on (cdr directory)
:for more = (ignore-errors
(truename
(merge-pathnames
(make-pathname :directory `(:relative ,component))
sofar))) :do
(if more
(setf sofar more)
(return-from :t
(merge-pathnames
(make-pathname :host nil :device nil
:directory `(:relative ,@rest)
:defaults p)
sofar)))
:finally
(return-from :t
(merge-pathnames
(make-pathname :host nil :device nil
:directory nil
:defaults p)
sofar)))))))
;;;; -------------------------------------------------------------------------
;;;; Classes, Conditions
(define-condition system-definition-error (error) ()
;; [this use of :report should be redundant, but unfortunately it's not.
;; cmucl's lisp::output-instance prefers the kernel:slot-class-print-function
;; over print-object; this is always conditions::%print-condition for
;; condition objects, which in turn does inheritance of :report options at
;; run-time. fortunately, inheritance means we only need this kludge here in
;; order to fix all conditions that build on it. -- rgr, 28-Jul-02.]
#+cmu (:report print-object))
(define-condition formatted-system-definition-error (system-definition-error)
((format-control :initarg :format-control :reader format-control)
(format-arguments :initarg :format-arguments :reader format-arguments))
(:report (lambda (c s)
(apply #'format s (format-control c) (format-arguments c)))))
(define-condition missing-definition (system-definition-error)
((name :initarg :name :reader error-name)
(pathname :initarg :pathname :reader error-pathname))
(:report (lambda (c s)
(format s "~@<Definition search function returned a wrong pathname ~A ~
in search of a definition for system ~A.~@:>"
(error-pathname c) (error-name c)))))
(define-condition circular-dependency (system-definition-error)

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((components :initarg :components :reader circular-dependency-components)))
(define-condition duplicate-names (system-definition-error)
((name :initarg :name :reader duplicate-names-name)))
(define-condition missing-component (system-definition-error)
((requires :initform "(unnamed)" :reader missing-requires :initarg :requires)
(parent :initform nil :reader missing-parent :initarg :parent)))
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(define-condition missing-component-of-version (missing-component)
((version :initform nil :reader missing-version :initarg :version)))
(define-condition missing-dependency (missing-component)
((required-by :initarg :required-by :reader missing-required-by)))
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(define-condition missing-dependency-of-version (missing-dependency
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())
(define-condition operation-error (error)
((component :reader error-component :initarg :component)
(operation :reader error-operation :initarg :operation))
(:report (lambda (c s)
(format s "~@<erred while invoking ~A on ~A~@:>"
(error-operation c) (error-component c)))))
(define-condition compile-error (operation-error) ())
(define-condition compile-failed (compile-error) ())
(define-condition compile-warned (compile-error) ())
((name :accessor component-name :initarg :name :documentation
"Component name: designator for a string composed of portable pathname characters")
(version :accessor component-version :initarg :version)
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(in-order-to :initform nil :initarg :in-order-to
:accessor component-in-order-to)
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(do-first :initform nil :initarg :do-first
:accessor component-do-first)
;; methods defined using the "inline" style inside a defsystem form:
;; need to store them somewhere so we can delete them when the system
;; is re-evaluated
(inline-methods :accessor component-inline-methods :initform nil)
(parent :initarg :parent :initform nil :reader component-parent)
;; no direct accessor for pathname, we do this as a method to allow
;; it to default in funky ways if not supplied
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(operation-times :initform (make-hash-table)
;; XXX we should provide some atomic interface for updating the
;; component properties

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(properties :accessor component-properties :initarg :properties
;;;; methods: conditions
(defmethod print-object ((c missing-dependency) s)
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(format s "~@<~A, required by ~A~@:>"
(call-next-method c nil) (missing-required-by c)))
(error 'formatted-system-definition-error :format-control
;;;; methods: components
(defmethod print-object ((c missing-component) s)
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(format s "~@<component ~S not found~
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~@[ in ~A~]~@:>"
(missing-requires c)
(when (missing-parent c)
(component-name (missing-parent c)))))
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(defmethod print-object ((c missing-component-of-version) s)
(format s "~@<component ~S does not match version ~A~
~@[ in ~A~]~@:>"
(missing-requires c)
(missing-version c)
(when (missing-parent c)
(component-name (missing-parent c)))))
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(defmethod component-system ((component component))
(aif (component-parent component)
(component-system it)
component))
(defmethod print-object ((c component) stream)
(print-unreadable-object (c stream :type t :identity t)
((components :initform nil :accessor module-components :initarg :components)
;; what to do if we can't satisfy a dependency of one of this module's
;; components. This allows a limited form of conditional processing
(if-component-dep-fails :initform :fail
:accessor module-if-component-dep-fails
:initarg :if-component-dep-fails)
(default-component-class :accessor module-default-component-class
:initform 'cl-source-file :initarg :default-component-class)))
(defun component-parent-pathname (component)
(aif (component-parent component)
(component-pathname it)
(truename *default-pathname-defaults*)))
(defmethod component-relative-pathname ((component module))
(multiple-value-bind (relative path)
(make-pathname
:directory `(,relative ,@path)
:host (pathname-host (component-parent-pathname component))))))
(merge-pathnames (component-relative-pathname component)
(component-parent-pathname component)))

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(defmethod component-property ((c component) property)
(cdr (assoc property (slot-value c 'properties) :test #'equal)))

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(defmethod (setf component-property) (new-value (c component) property)
(let ((a (assoc property (slot-value c 'properties) :test #'equal)))

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(if a
(setf (cdr a) new-value)
(setf (slot-value c 'properties)
(acons property new-value (slot-value c 'properties))))))

Daniel Barlow
committed
(defclass system (module)
((description :accessor system-description :initarg :description)
(long-description
:accessor system-long-description :initarg :long-description)
(author :accessor system-author :initarg :author)
(maintainer :accessor system-maintainer :initarg :maintainer)
Gary King
committed
(licence :accessor system-licence :initarg :licence
:accessor system-license :initarg :license)
(source-file :reader system-source-file :initarg :source-file
;;;; -------------------------------------------------------------------------
;;;; version-satisfies
(defmethod version-satisfies ((c component) version)
(unless (and version (slot-boundp c 'version))
(return-from version-satisfies t))
(let ((x (mapcar #'parse-integer
(split (component-version c) nil '(#\.))))
(y (mapcar #'parse-integer
(split version nil '(#\.)))))
(cond ((not y) t)
((not x) nil)
((> (car x) (car y)) t)
((= (car x) (car y))
(bigger (cdr x) (cdr y))))))
(or (not (cdr y)) (bigger (cdr x) (cdr y)))))))
;;;; -------------------------------------------------------------------------
;;;; Finding systems
(defun make-defined-systems-table ()
(make-hash-table :test 'equal))
(defvar *defined-systems* (make-defined-systems-table)
"This is a hash table whose keys are strings, being the
names of the systems, and whose values are pairs, the first
element of which is a universal-time indicating when the
system definition was last updated, and the second element
of which is a system object.")
(typecase name
(component (component-name name))
(symbol (string-downcase (symbol-name name)))
(string name)
(t (sysdef-error "~@<invalid component designator ~A~@:>" name))))
(defun system-registered-p (name)
(gethash (coerce-name name) *defined-systems*))
(defun map-systems (fn)
"Apply `fn` to each defined system.
`fn` should be a function of one argument. It will be
called with an object of type asdf:system."
(maphash (lambda (_ datum)
(declare (ignore _))
(destructuring-bind (_ . def) datum
(declare (ignore _))
(funcall fn def)))
*defined-systems*))
;;; for the sake of keeping things reasonably neat, we adopt a
;;; convention that functions in this list are prefixed SYSDEF-
(defvar *system-definition-search-functions*
'(sysdef-central-registry-search))
(defun system-definition-pathname (system)
(let ((system-name (coerce-name system)))
(or
(some (lambda (x) (funcall x system-name))
(let ((system-pair (system-registered-p system-name)))
(and system-pair
(defvar *central-registry*
`((directory-namestring *default-pathname-defaults*))
"A list of 'system directory designators' ASDF uses to find systems.
A 'system directory designator' is a pathname or a function
which evaluates to a pathname. For example:
(setf asdf:*central-registry*
(list '*default-pathname-defaults*
#p\"/home/me/cl/systems/\"
#p\"/usr/share/common-lisp/systems/\"))
")
(defun directory-pathname-p (pathname)
"Does `pathname` represent a directory?
A directory-pathname is a pathname _without_ a filename. The three
ways that the filename components can be missing are for it to be `nil`,
`:unspecific` or the empty string.
Note that this does _not_ check to see that `pathname` points to an
actually-existing directory."
(not (null (member x '(nil :unspecific "")
:test 'equal)))))
(and (check-one (pathname-name pathname))
(defun sysdef-central-registry-search (system)
(let ((name (coerce-name system))
(dolist (dir *central-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)))
(if (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)))))))
(t
(restart-case
(let* ((*print-circle* nil)
(message
(format nil
"~@<While searching for system `~a`: `~a` evaluated ~
to `~a` which is not a directory.~@:>"
system dir defaults)))
(error message))
(remove-entry-from-registry ()
:report "Remove entry from *central-registry* and continue"
(push dir to-remove))
(coerce-entry-to-directory ()
:report (lambda (s)
(format s "Coerce entry to ~a, replace ~a and continue."
(ensure-directory-pathname defaults) dir))
(push (cons dir (ensure-directory-pathname defaults)) to-replace))))))))
;; cleanup
(dolist (dir to-remove)
(setf *central-registry* (remove dir *central-registry*)))
(dolist (pair to-replace)
(let* ((current (car pair))
(new (cdr pair))
(position (position current *central-registry*)))
(setf *central-registry*
(append (subseq *central-registry* 0 position)
(list new)
(subseq *central-registry* (1+ position))))))))))
(defun make-temporary-package ()
(flet ((try (counter)
(ignore-errors
(make-package (format nil "~a~D" 'asdf counter)
(do* ((counter 0 (+ counter 1))
(package (try counter) (try counter)))
(package package))))
(defun safe-file-write-date (pathname)
;; if FILE-WRITE-DATE returns NIL, it's possible that the
;; user or some other agent has deleted an input file. If
;; that's the case, well, that's not good, but as long as
;; the operation is otherwise considered to be done we
;; could continue and survive.
(or (file-write-date pathname)
(progn
(warn "Missing FILE-WRITE-DATE for ~S: treating it as zero."
pathname)
0)))
(defun find-system (name &optional (error-p t))
(let* ((name (coerce-name name))
(in-memory (system-registered-p name))
(on-disk (system-definition-pathname name)))
(< (car in-memory) (safe-file-write-date on-disk))))
(with-open-file (asd on-disk :if-does-not-exist nil)
(if asd
(let ((*package* package))
(asdf-message
"~&~@<; ~@;loading system definition from ~A into ~A~@:>~%"
;; FIXME: This wants to be (ENOUGH-NAMESTRING
;; ON-DISK), but CMUCL barfs on that.
on-disk
*package*)
(load on-disk))
(error 'missing-definition :name name :pathname on-disk)))
(let ((in-memory (system-registered-p name)))
(progn (if on-disk (setf (car in-memory)
(cdr in-memory))
(if error-p (error 'missing-component :requires name))))))
(asdf-message "~&~@<; ~@;registering ~A as ~A~@:>~%" system name)
(setf (gethash (coerce-name name) *defined-systems*)
;;;; -------------------------------------------------------------------------
;;;; Finding components
(defmethod find-component ((module module) name &optional version)
(let ((m (find name (module-components module)
:test #'equal :key #'component-name)))
(if (and m (version-satisfies m version)) m))))
(defmethod find-component ((module (eql nil)) name &optional version)
(if (and m (version-satisfies m version)) m)))
(defclass source-file (component) ())
(defclass cl-source-file (source-file) ())
(defclass c-source-file (source-file) ())
(defclass java-source-file (source-file) ())
(defclass static-file (source-file) ())
(defclass doc-file (static-file) ())
(defclass html-file (doc-file) ())
(defmethod source-file-type ((c cl-source-file) (s module)) "lisp")
(defmethod source-file-type ((c c-source-file) (s module)) "c")
(defmethod source-file-type ((c java-source-file) (s module)) "java")
(defmethod source-file-type ((c static-file) (s module)) nil)
(defun merge-component-relative-pathname (pathname name type)
(multiple-value-bind (relative path filename)
(split-path-string name)
(merge-pathnames
(or pathname (make-pathname :directory `(,relative ,@path)))
(if type
(make-pathname :name filename :type type)
filename))))
(defmethod component-relative-pathname ((component source-file))
(merge-component-relative-pathname
(slot-value component 'relative-pathname)
(component-name component)
(source-file-type component (component-system component))))
;;;; -------------------------------------------------------------------------
;;;; Operations
;;; one of these is instantiated whenever #'operate is called
((forced :initform nil :initarg :force :accessor operation-forced)
(original-initargs :initform nil :initarg :original-initargs
(visited-nodes :initform nil :accessor operation-visited-nodes)
(visiting-nodes :initform nil :accessor operation-visiting-nodes)
(parent :initform nil :initarg :parent :accessor operation-parent)))
(defmethod print-object ((o operation) stream)
(print-unreadable-object (o stream :type t :identity t)
(ignore-errors
(prin1 (operation-original-initargs o) stream))))
(defmethod shared-initialize :after ((operation operation) slot-names
(declare (ignorable operation slot-names force))
;; empty method to disable initarg validity checking
)
(defun node-for (o c)
(cons (class-name (class-of o)) c))
(defmethod operation-ancestor ((operation operation))
(aif (operation-parent operation)