gnu: linux-libre@4.14: Update to 4.14.198.
[jackhill/guix/guix.git] / guix / svn-download.scm
index d6853ca..b961512 100644 (file)
@@ -1,6 +1,7 @@
 ;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2014, 2015 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2014, 2015, 2016, 2019 Ludovic Courtès <ludo@gnu.org>
 ;;; Copyright © 2014 Sree Harsha Totakura <sreeharsha@totakura.in>
+;;; Copyright © 2017, 2019 Ricardo Wurmus <rekado@elephly.net>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
   #: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-reference-recursive?
+            svn-fetch
+            download-svn-to-store
+
+            svn-multi-reference
+            svn-multi-reference?
+            svn-multi-reference-url
+            svn-multi-reference-revision
+            svn-multi-reference-locations
+            svn-multi-reference-recursive?
+            svn-multi-fetch))
 
 ;;; Commentary:
 ;;;
 (define-record-type* <svn-reference>
   svn-reference make-svn-reference
   svn-reference?
-  (url      svn-reference-url)                    ; string
-  (revision svn-reference-revision))              ; number
+  (url        svn-reference-url)                    ; string
+  (revision   svn-reference-revision)               ; number
+  (recursive? svn-reference-recursive? (default #t))
+  (user-name  svn-reference-user-name (default #f))
+  (password   svn-reference-password (default #f)))
 
 (define (subversion-package)
   "Return the default Subversion package."
 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
-    #~(begin
-        (use-modules (guix build svn))
-        (svn-fetch '#$(svn-reference-url ref)
-                   '#$(svn-reference-revision ref)
-                   #$output
-                   #:svn-command (string-append #+svn "/bin/svn"))))
+    (with-imported-modules '((guix build svn)
+                             (guix build utils))
+      #~(begin
+          (use-modules (guix build svn))
+          (svn-fetch '#$(svn-reference-url ref)
+                     '#$(svn-reference-revision ref)
+                     #$output
+                     #:svn-command (string-append #+svn "/bin/svn")
+                     #:recursive? #$(svn-reference-recursive? ref)
+                     #:user-name #$(svn-reference-user-name ref)
+                     #:password #$(svn-reference-password ref)))))
+
+  (mlet %store-monad ((guile (package->derivation guile system)))
+    (gexp->derivation (or name "svn-checkout") build
+                      #:system system
+                      #:hash-algo hash-algo
+                      #:hash hash
+                      #:recursive? #t
+                      #:guile-for-build guile
+                      #:local-build? #t)))
+
+(define-record-type* <svn-multi-reference>
+  svn-multi-reference make-svn-multi-reference
+  svn-multi-reference?
+  (url        svn-multi-reference-url)                 ; string
+  (revision   svn-multi-reference-revision)            ; number
+  (locations  svn-multi-reference-locations)           ; list of strings
+  (recursive? svn-multi-reference-recursive? (default #t))
+  (user-name  svn-multi-reference-user-name (default #f))
+  (password   svn-multi-reference-password (default #f)))
+
+(define* (svn-multi-fetch ref hash-algo hash
+                          #:optional name
+                          #:key (system (%current-system)) (guile (default-guile))
+                          (svn (subversion-package)))
+  "Return a fixed-output derivation that fetches REF, a <svn-multi-reference>
+object.  The output is expected to have recursive hash HASH of type
+HASH-ALGO (a symbol).  Use NAME as the file name, or a generic name if #f."
+  (define build
+    (with-imported-modules '((guix build svn)
+                             (guix build utils))
+      #~(begin
+          (use-modules (guix build svn)
+                       (guix build utils)
+                       (srfi srfi-1))
+          (every (lambda (location)
+                   ;; The directory must exist if we are to fetch only a
+                   ;; single file.
+                   (unless (string-suffix? "/" location)
+                     (mkdir-p (string-append #$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")
+                              #:recursive?
+                              #$(svn-multi-reference-recursive? ref)
+                              #:user-name #$(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
+                      #:leaked-env-vars '("http_proxy" "https_proxy"
+                                          "LC_ALL" "LC_MESSAGES" "LANG"
+                                          "COLUMNS")
                       #:system system
                       #:hash-algo hash-algo
                       #:hash hash
                       #:recursive? #t
-                      #:modules '((guix build svn)
-                                  (guix build utils))
                       #: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)
+                               (string-append temp "/svn")
+                               #:user-name (svn-reference-user-name ref)
+                               #:password (svn-reference-password ref)))))
+       (and result
+            (add-to-store store name #t "sha256"
+                          (string-append temp "/svn")))))))
+
 ;;; svn-download.scm ends here