From c99055ea6d64e003b489e01a0379275699c794d0 Mon Sep 17 00:00:00 2001
From: Antonio Terceiro <terceiro@debian.org>
Date: Fri, 27 Oct 2017 17:13:54 -0200
Subject: [PATCH] lxc-debian: don't write C.* locales to /etc/locale.gen

Doing that confuses locale generation. lxc-ubuntu does the same check

Signed-off-by: Antonio Terceiro <terceiro@debian.org>
---
 templates/lxc-debian.in | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/templates/lxc-debian.in b/templates/lxc-debian.in
index 8ee0f95b0a..4b92328f26 100644
--- a/templates/lxc-debian.in
+++ b/templates/lxc-debian.in
@@ -122,7 +122,7 @@ EOF
     # reconfigure some services
 
     # but first reconfigure locales - so we get no noisy perl-warnings
-    if [ -z "$LANG" ]; then
+    if [ -z "$LANG" ] || echo $LANG | grep -E -q "^C(\..+)*$"; then
         cat >> "$rootfs/etc/locale.gen" << EOF
 en_US.UTF-8 UTF-8
 EOF