From f5e0fd5b51c4b0995227c8a7d529ac63b7ce56b1 Mon Sep 17 00:00:00 2001
From: Nick Booker <NMBooker@gmail.com>
Date: Sun, 26 Mar 2023 17:55:40 +0100
Subject: [PATCH] Fix booting from encrypted root filesystem with systemd

systemd needs to be built with cryptsetup for it to work
---
 scripts/main.sh | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/scripts/main.sh b/scripts/main.sh
index 7fd4e9c..12ba361 100644
--- a/scripts/main.sh
+++ b/scripts/main.sh
@@ -401,6 +401,14 @@ EOF
 		try emerge --verbose sys-fs/cryptsetup
 	fi
 
+	if [[ $SYSTEMD == "true" && $USED_LUKS == "true" ]] ; then
+		einfo "Enabling cryptsetup USE flag"
+		echo 'USE="cryptsetup"' >> /etc/portage/make.conf \
+			|| die "Could not append to /etc/portage/make.conf"
+		einfo "Remerging @world with cryptsetup"
+		try emerge --verbose --changed-use --deep @world
+	fi
+
 	# Install btrfs-progs if we used btrfs
 	if [[ $USED_BTRFS == "true" ]]; then
 		einfo "Installing btrfs-progs"