From 1a59ec1918bf908104e7db9ba06db6e2de65372b Mon Sep 17 00:00:00 2001
From: Alexandre Aubin <alex.aubin@mailoo.org>
Date: Mon, 7 Jan 2019 16:22:04 +0100
Subject: [PATCH] Add trick to avoid grub question on how to update the
 configuration

---
 install_yunohost | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/install_yunohost b/install_yunohost
index a743da6..898f66b 100755
--- a/install_yunohost
+++ b/install_yunohost
@@ -252,6 +252,15 @@ function upgrade_system() {
                     libtext-iconv-perl                   \
     || return 1
 
+    # Manually upgrade grub stuff in non-interactive mode,
+    # otherwise a weird technical question is asked to the user
+    # regarding how to upgrade grub's configuration...
+    DEBIAN_FRONTEND=noninteractive \
+    apt_get_wrapper -o Dpkg::Options::="--force-confold" \
+                    -y install --only-upgrade \
+                    grub-common grub2-common \
+    || true
+
     apt_get_wrapper -o Dpkg::Options::="--force-confold" \
                     -y dist-upgrade \
     || return 2