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guix: Add svn-multi-reference. 

* guix/svn-download.scm (<svn-multi-reference>): New record type.
(svn-multi-reference-url, svn-multi-reference-revision,
svn-multi-reference-locations, svn-multi-reference-user-name,
svn-multi-reference-password, svn-multi-fetch): New procedures.
This commit is contained in:
Ricardo Wurmus 2019-07-06 00:19:43 +02:00
parent 6d668a16be
commit f97c9e4cfb
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1 changed files with 57 additions and 2 deletions
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guix/svn-download.scm
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@ -1,7 +1,7 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2014, 2015, 2016 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2014 Sree Harsha Totakura <sreeharsha@totakura.in>
;;; Copyright © 2017 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2017, 2019 Ricardo Wurmus <rekado@elephly.net>
;;;
;;; This file is part of GNU Guix.
;;;
@ -32,7 +32,14 @@
svn-reference-url
svn-reference-revision
svn-fetch
download-svn-to-store))
download-svn-to-store
svn-multi-reference
svn-multi-reference?
svn-multi-reference-url
svn-multi-reference-revision
svn-multi-reference-locations
svn-multi-fetch))
;;; Commentary:
;;;
@ -83,6 +90,54 @@ HASH-ALGO (a symbol). Use NAME as the file name, or a generic name if #f."
#:guile-for-build guile
#:local-build? #t)))
(define-record-type* <svn-multi-reference>
svn-multi-reference make-svn-multi-reference
svn-multi-reference?
(url svn-multi-reference-url) ; string
(revision svn-multi-reference-revision) ; number
(locations svn-multi-reference-locations) ; list of strings
(user-name svn-multi-reference-user-name (default #f))
(password svn-multi-reference-password (default #f)))
(define* (svn-multi-fetch ref hash-algo hash
#:optional name
#:key (system (%current-system)) (guile (default-guile))
(svn (subversion-package)))
"Return a fixed-output derivation that fetches REF, a <svn-multi-reference>
object. The output is expected to have recursive hash HASH of type
HASH-ALGO (a symbol). Use NAME as the file name, or a generic name if #f."
(define build
(with-imported-modules '((guix build svn)
(guix build utils))
#~(begin
(use-modules (guix build svn)
(guix build utils)
(srfi srfi-1))
(every (lambda (location)
;; The directory must exist if we are to fetch only a
;; single file.
(unless (string-suffix? "/" location)
(mkdir-p (string-append #$output "/" (dirname location))))
(svn-fetch (string-append '#$(svn-multi-reference-url ref)
"/" location)
'#$(svn-multi-reference-revision ref)
(if (string-suffix? "/" location)
(string-append #$output "/" location)
(string-append #$output "/" (dirname location)))
#:svn-command (string-append #+svn "/bin/svn")
#:user-name #$(svn-multi-reference-user-name ref)
#:password #$(svn-multi-reference-password ref)))
'#$(svn-multi-reference-locations ref)))))
(mlet %store-monad ((guile (package->derivation guile system)))
(gexp->derivation (or name "svn-checkout") build
#:system system
#:hash-algo hash-algo
#:hash hash
#:recursive? #t
#:guile-for-build guile
#:local-build? #t)))
(define* (download-svn-to-store store ref
#:optional (name (basename (svn-reference-url ref)))
#:key (log (current-error-port)))