From cb6ce89e21df4f7ddb8e87d7fb0c3c776120e3eb Mon Sep 17 00:00:00 2001
From: Ricardo Wurmus <ricardo.wurmus@mdc-berlin.de>
Date: Thu, 31 Mar 2016 15:44:59 +0200
Subject: build-system/r: Support "substitutable?" flag.

* guix/build-system/r.scm (r-build): Support the "substitutable?" flag.
---
 guix/build-system/r.scm | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/guix/build-system/r.scm b/guix/build-system/r.scm
index a8ca354227..e8269fdeb1 100644
--- a/guix/build-system/r.scm
+++ b/guix/build-system/r.scm
@@ -101,6 +101,7 @@ (define* (r-build store name inputs
                   (search-paths '())
                   (system (%current-system))
                   (guile #f)
+                  (substitutable? #t)
                   (imported-modules %r-build-system-modules)
                   (modules '((guix build r-build-system)
                              (guix build utils))))
@@ -140,7 +141,8 @@ (define guile-for-build
                                 #:system system
                                 #:modules imported-modules
                                 #:outputs outputs
-                                #:guile-for-build guile-for-build))
+                                #:guile-for-build guile-for-build
+                                #:substitutable? substitutable?))
 
 (define r-build-system
   (build-system
-- 
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