Set the default locale to C.UTF-8 in minimized cloud images.

(LP: #1759003)

debian/changelog

@@ -1,3 +1,10 @@
+livecd-rootfs (2.408.30) UNRELEASED; urgency=medium
+
+  * Set the default locale to C.UTF-8 in minimized cloud images.
+    (LP: #1759003)
+
+ -- Robert C Jennings <robert.jennings@canonical.com>  Tue, 08 May 2018 11:32:29 -0500
+
 livecd-rootfs (2.408.29) xenial; urgency=medium
 
   [ Christopher Glass ]

live-build/auto/build

@@ -31,6 +31,18 @@ Expire-Date: 0
 
 	lb bootstrap "$@"
 
+	case $PROJECT in
+		ubuntu-cpc)
+			if [ "${SUBPROJECT:-}" = minimized ] ; then
+				# Set locale to C.UTF-8 by default for minimized
+				# images.  We can do this for all ubuntu-cpc images
+				# after further testing, however minimized images
+				# lack locale-gen so a change is more urgent.
+				echo "LANG=C.UTF-8" > chroot/etc/default/locale
+			fi
+			;;
+	esac
+
 	if [ "${SUBPROJECT:-}" = minimized ] \
 	   && ! Chroot chroot dpkg -l tzdata 2>&1 |grep -q ^ii; then
 		# workaround for tzdata purge not removing these files