From 469eab252aecd1486b847d17451df5fff1f760bb Mon Sep 17 00:00:00 2001
From: Fabio Erculiani <lxnay@sabayon.org>
Date: Fri, 26 Apr 2013 17:40:31 +0100
Subject: [PATCH] gen_initramfs: differentiate between vital udev rules and
 non-vital

---
 gen_initramfs.sh | 21 +++++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

diff --git a/gen_initramfs.sh b/gen_initramfs.sh
index 6bf6ce8..1bf7f35 100755
--- a/gen_initramfs.sh
+++ b/gen_initramfs.sh
@@ -533,14 +533,27 @@ append_udev() {
 		/lib/udev/rules.d/50-udev-default.rules
 		/lib/udev/rules.d/60-persistent-storage.rules
 		/lib/udev/rules.d/80-drivers.rules
-		/lib/udev/rules.d/99-systemd.rules
 		/etc/udev/udev.conf
 	"
-	for f in ${udev_files}; do
+	udev_maybe_files="
+		/lib/udev/rules.d/99-systemd.rules
+	"
+	is_maybe=0
+	for f in ${udev_files} -- ${udev_maybe_files}; do
+		[ "${f}" = "--" ] && {
+			is_maybe=1;
+			continue;
+		}
 		mkdir -p "${TEMP}/initramfs-udev-temp"/$(dirname "${f}") || \
 			gen_die "cannot create rules.d directory"
-		cp "${f}" "${TEMP}/initramfs-udev-temp/${f}" || \
-			gen_die "cannot copy ${f} from system"
+		cp "${f}" "${TEMP}/initramfs-udev-temp/${f}"
+		if [ "${?}" != "0" ]
+		then
+			[ "${is_maybe}" = "0" ] && \
+				gen_die "cannot copy ${f} from udev"
+			[ "${is_maybe}" = "1" ] && \
+				print_warning 1 "cannot copy ${f} from udev"
+		fi
 	done
 
 	# Copy binaries