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authorLudovic Courtès <ludo@gnu.org>2013-03-05 22:31:19 +0100
committerLudovic Courtès <ludo@gnu.org>2013-03-05 22:31:19 +0100
commit6a917ef7e6a7958a86a280215e1c262bf5b9b259 (patch)
tree25408907454248fad83bd3cafe00e3610c3d22ee
parent296540a6dbd594a34e6ea3c223081f123ce30c7a (diff)
downloadpatches-6a917ef7e6a7958a86a280215e1c262bf5b9b259.tar
patches-6a917ef7e6a7958a86a280215e1c262bf5b9b259.tar.gz
gnu-maintenance: Clarify `releases'.
* guix/gnu-maintenance.scm (releases): Change to use `match' and `match-lambda'. Add `release-file' auxiliary function.
-rw-r--r--guix/gnu-maintenance.scm66
1 files changed, 34 insertions, 32 deletions
diff --git a/guix/gnu-maintenance.scm b/guix/gnu-maintenance.scm
index 184875300a..cde31aaa7b 100644
--- a/guix/gnu-maintenance.scm
+++ b/guix/gnu-maintenance.scm
@@ -134,43 +134,45 @@ pairs. Example: (\"mit-scheme-9.0.1\" . \"/gnu/mit-scheme/stable.pkg/9.0.1\").
(let ((end (string-contains tarball ".tar")))
(substring tarball 0 end)))
+ (define (release-file file)
+ ;; Return #f if FILE is not a release tarball, otherwise return
+ ;; PACKAGE-VERSION.
+ (and (not (string-suffix? ".sig" file))
+ (regexp-exec release-rx file)
+ (not (regexp-exec alpha-rx file))
+ (let ((s (sans-extension file)))
+ (and (regexp-exec %package-name-rx s) s))))
+
(let-values (((server directory) (ftp-server/directory project)))
(define conn (ftp-open server))
(let loop ((directories (list directory))
(result '()))
- (if (null? directories)
- (begin
- (ftp-close conn)
- result)
- (let* ((directory (car directories))
- (files (ftp-list conn directory))
- (subdirs (filter-map (lambda (file)
- (match file
- ((name 'directory . _) name)
- (_ #f)))
- files)))
- (loop (append (map (cut string-append directory "/" <>)
- subdirs)
- (cdr directories))
- (append
- ;; Filter out signatures, deltas, and files which
- ;; are potentially not releases of PROJECT--e.g.,
- ;; in /gnu/guile, filter out guile-oops and
- ;; guile-www; in mit-scheme, filter out binaries.
- (filter-map (lambda (file)
- (match file
- ((file 'file . _)
- (and (not (string-suffix? ".sig" file))
- (regexp-exec release-rx file)
- (not (regexp-exec alpha-rx file))
- (let ((s (sans-extension file)))
- (and (regexp-exec
- %package-name-rx s)
- (cons s directory)))))
- (_ #f)))
- files)
- result)))))))
+ (match directories
+ (()
+ (ftp-close conn)
+ result)
+ ((directory rest ...)
+ (let* ((files (ftp-list conn directory))
+ (subdirs (filter-map (match-lambda
+ ((name 'directory . _) name)
+ (_ #f))
+ files)))
+ (loop (append (map (cut string-append directory "/" <>)
+ subdirs)
+ rest)
+ (append
+ ;; Filter out signatures, deltas, and files which
+ ;; are potentially not releases of PROJECT--e.g.,
+ ;; in /gnu/guile, filter out guile-oops and
+ ;; guile-www; in mit-scheme, filter out binaries.
+ (filter-map (match-lambda
+ ((file 'file . _)
+ (and=> (release-file file)
+ (cut cons <> directory)))
+ (_ #f))
+ files)
+ result))))))))
(define (latest-release project)
"Return (\"FOO-X.Y\" . \"/bar/foo\") or #f."