From caa464ff44eecf9dbff2d08742d135501c41cd09 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Fri, 2 Jun 2017 22:34:58 +0200
Subject: [PATCH] gnu: grub: Run tests sequentially.

Reported by Maxim Cournoyer <maxim.cournoyer@gmail.com>
at <http://bugs.gnu.org/26936>.

* gnu/packages/bootloaders.scm (grub)[arguments]: Add #:parallel-tests?.
---
 gnu/packages/bootloaders.scm | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/bootloaders.scm b/gnu/packages/bootloaders.scm
index 4bea418618..dec462b0cb 100644
--- a/gnu/packages/bootloaders.scm
+++ b/gnu/packages/bootloaders.scm
@@ -91,7 +91,11 @@
                      ;; Make the font visible.
                      (copy-file (assoc-ref inputs "unifont") "unifont.bdf.gz")
                      (system* "gunzip" "unifont.bdf.gz")
-                     #t)))))
+                     #t)))
+
+       ;; We suspect there are race conditions when running tests in parallel:
+       ;; <https://bugs.gnu.org/26936>.
+       #:parallel-tests? #f))
     (inputs
      `(("gettext" ,gettext-minimal)