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guix: Add download-svn-to-store.

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* guix/svn-download.scm (download-svn-to-store): New procedure.
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Ricardo Wurmus 2017-06-04 11:54:23 +02:00
parent 32fdad78c1
commit bef0db3769
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1 changed files with 22 additions and 1 deletions
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guix/svn-download.scm
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@ -1,6 +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>
;;;
;;; This file is part of GNU Guix.
;;;
@ -23,12 +24,15 @@
#:use-module (guix store)
#:use-module (guix monads)
#:use-module (guix packages)
#:use-module (guix utils)
#:use-module ((guix build svn) #:prefix build:)
#:use-module (ice-9 match)
#:export (svn-reference
svn-reference?
svn-reference-url
svn-reference-revision
svn-fetch))
svn-fetch
download-svn-to-store))
;;; Commentary:
;;;
@ -79,4 +83,21 @@ HASH-ALGO (a symbol). Use NAME as the file name, or a generic name if #f."
#: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)))
"Download from REF, a <svn-reference> object to STORE. Write progress
reports to LOG."
(call-with-temporary-directory
(lambda (temp)
(let ((result
(parameterize ((current-output-port log))
(build:svn-fetch (svn-reference-url ref)
(svn-reference-revision ref)
temp
#:user-name (svn-reference-user-name ref)
#:password (svn-reference-password ref)))))
(and result
(add-to-store store name #t "sha256" temp))))))
;;; svn-download.scm ends here