;;; Hash table searching maps a logical pathname's host to its
;;; physical pathname translation.
-(defvar *logical-hosts* (make-hash-table :test 'equal))
+(defvar *logical-hosts* (make-hash-table :test 'equal :synchronized t))
\f
;;;; patterns
;;;
;;; FIXME: was rewritten, should be tested (or rewritten again, this
;;; time using ONCE-ONLY, *then* tested)
-;;; FIXME: become SB!XC:DEFMACRO inside EVAL-WHEN (COMPILE EVAL)?
-(defmacro with-pathname ((pathname pathname-designator) &body body)
+(eval-when (:compile-toplevel :execute)
+(sb!xc:defmacro with-pathname ((pathname pathname-designator) &body body)
(let ((pd0 (gensym)))
`(let* ((,pd0 ,pathname-designator)
(,pathname (etypecase ,pd0
(file-stream (file-name ,pd0)))))
,@body)))
-(defmacro with-native-pathname ((pathname pathname-designator) &body body)
+(sb!xc:defmacro with-native-pathname ((pathname pathname-designator) &body body)
(let ((pd0 (gensym)))
`(let* ((,pd0 ,pathname-designator)
(,pathname (etypecase ,pd0
(file-stream (file-name ,pd0)))))
,@body)))
-(defmacro with-host ((host host-designator) &body body)
+(sb!xc:defmacro with-host ((host host-designator) &body body)
;; Generally, redundant specification of information in software,
;; whether in code or in comments, is bad. However, the ANSI spec
;; for this is messy enough that it's hard to hold in short-term
,hd0))
(host ,hd0))))
,@body)))
+) ; EVAL-WHEN
(defun find-host (host-designator &optional (errorp t))
(with-host (host host-designator)
thing))
(values name nil)))))))
-(defun %parse-native-namestring (namestr host defaults start end junk-allowed)
+(defun %parse-native-namestring (namestr host defaults start end junk-allowed
+ as-directory)
(declare (type (or host null) host)
(type string namestr)
(type index start)
(multiple-value-bind (new-host device directory file type version)
(cond
(host
- (funcall (host-parse-native host) namestr start end))
+ (funcall (host-parse-native host) namestr start end as-directory))
((pathname-host defaults)
(funcall (host-parse-native (pathname-host defaults))
namestr
start
- end))
+ end
+ as-directory))
;; I don't think we should ever get here, as the default
;; host will always have a non-null HOST, given that we
;; can't create a new pathname without going through
&optional
host
(defaults *default-pathname-defaults*)
- &key (start 0) end junk-allowed)
+ &key (start 0) end junk-allowed
+ as-directory)
#!+sb-doc
"Convert THING into a pathname, using the native conventions
-appropriate for the pathname host HOST, or if not specified the host
-of DEFAULTS. If THING is a string, the parse is bounded by START and
-END, and error behaviour is controlled by JUNK-ALLOWED, as with
-PARSE-NAMESTRING."
+appropriate for the pathname host HOST, or if not specified the
+host of DEFAULTS. If THING is a string, the parse is bounded by
+START and END, and error behaviour is controlled by JUNK-ALLOWED,
+as with PARSE-NAMESTRING. For file systems whose native
+conventions allow directories to be indicated as files, if
+AS-DIRECTORY is true, return a pathname denoting THING as a
+directory."
(declare (type pathname-designator thing defaults)
(type (or list host string (member :unspecific)) host)
(type index start)
(etypecase thing
(simple-string
(%parse-native-namestring
- thing found-host defaults start end junk-allowed))
+ thing found-host defaults start end junk-allowed as-directory))
(string
(%parse-native-namestring (coerce thing 'simple-string)
- found-host defaults start end junk-allowed))
+ found-host defaults start end junk-allowed
+ as-directory))
(pathname
(let ((defaulted-host (or found-host (%pathname-host defaults))))
(declare (type host defaulted-host))
host:~% ~S" pathname))
(funcall (host-unparse host) pathname)))))
-(defun native-namestring (pathname)
+(defun native-namestring (pathname &key as-file)
#!+sb-doc
- "Construct the full native (name)string form of PATHNAME."
+ "Construct the full native (name)string form of PATHNAME. For
+file systems whose native conventions allow directories to be
+indicated as files, if AS-FILE is true and the name, type, and
+version components of PATHNAME are all NIL or :UNSPECIFIC,
+construct a string that names the directory according to the file
+system's syntax for files."
(declare (type pathname-designator pathname))
(with-native-pathname (pathname pathname)
(when pathname
(unless host
(error "can't determine the native namestring for pathnames with no ~
host:~% ~S" pathname))
- (funcall (host-unparse-native host) pathname)))))
+ (funcall (host-unparse-native host) pathname as-file)))))
(defun host-namestring (pathname)
#!+sb-doc
(frob %pathname-directory directory-components-match)
(frob %pathname-name)
(frob %pathname-type)
- (or (eq (%pathname-host wildname) *unix-host*)
+ (or (eq (%pathname-host wildname) *physical-host*)
(frob %pathname-version)))))))
;;; Place the substitutions into the pattern and return the string or pattern
(frob %pathname-name)
(frob %pathname-type)
(if (eq from-host *unix-host*)
- (if (eq (%pathname-version to) :wild)
- (%pathname-version from)
+ (if (or (eq (%pathname-version to) :wild)
+ (eq (%pathname-version to) nil))
+ (%pathname-version source)
(%pathname-version to))
(frob %pathname-version)))))))))
\f
;;; a new one if necessary.
(defun intern-logical-host (thing)
(declare (values logical-host))
- (or (find-logical-host thing nil)
- (let* ((name (logical-word-or-lose thing))
- (new (make-logical-host :name name)))
- (setf (gethash name *logical-hosts*) new)
- new)))
+ (with-locked-hash-table (*logical-hosts*)
+ (or (find-logical-host thing nil)
+ (let* ((name (logical-word-or-lose thing))
+ (new (make-logical-host :name name)))
+ (setf (gethash name *logical-hosts*) new)
+ new))))
\f
;;;; logical pathname parsing
;;; loaded yet.
(defvar *logical-pathname-defaults*)
+(defun logical-namestring-p (x)
+ (and (stringp x)
+ (ignore-errors
+ (typep (pathname x) 'logical-pathname))))
+
+(deftype logical-namestring ()
+ `(satisfies logical-namestring-p))
+
(defun logical-pathname (pathspec)
#!+sb-doc
"Converts the pathspec argument to a logical-pathname and returns it."
(values logical-pathname))
(if (typep pathspec 'logical-pathname)
pathspec
- (let ((res (parse-namestring pathspec nil *logical-pathname-defaults*)))
- (when (eq (%pathname-host res)
- (%pathname-host *logical-pathname-defaults*))
- (error "This logical namestring does not specify a host:~% ~S"
- pathspec))
- res)))
+ (flet ((oops (problem)
+ (error 'simple-type-error
+ :datum pathspec
+ :expected-type 'logical-namestring
+ :format-control "~S is not a valid logical namestring:~% ~A"
+ :format-arguments (list pathspec problem))))
+ (let ((res (handler-case
+ (parse-namestring pathspec nil *logical-pathname-defaults*)
+ (error (e) (oops e)))))
+ (when (eq (%pathname-host res)
+ (%pathname-host *logical-pathname-defaults*))
+ (oops "no host specified"))
+ res))))
\f
;;;; logical pathname unparsing
;; might be cute to search in "SYS:TRANSLATIONS;<name>.LISP"
(error "logical host ~S not found" host)))
+(defun !pathname-cold-init ()
+ (let* ((sys *default-pathname-defaults*)
+ (src
+ (merge-pathnames
+ (make-pathname :directory '(:relative "src" :wild-inferiors)
+ :name :wild :type :wild)
+ sys))
+ (contrib
+ (merge-pathnames
+ (make-pathname :directory '(:relative "contrib" :wild-inferiors)
+ :name :wild :type :wild)
+ sys))
+ (output
+ (merge-pathnames
+ (make-pathname :directory '(:relative "output" :wild-inferiors)
+ :name :wild :type :wild)
+ sys)))
+ (setf (logical-pathname-translations "SYS")
+ `(("SYS:SRC;**;*.*.*" ,src)
+ ("SYS:CONTRIB;**;*.*.*" ,contrib)
+ ("SYS:OUTPUT;**;*.*.*" ,output)))))