From e296418596d0387fa98814b0b12612e4e2df61b4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= <cynerd@email.cz>
Date: Wed, 25 Jan 2023 15:18:55 +0100
Subject: tools/install.sh: fix activation

The activation tool mounts the /run or remounts if already mounted. The
mount removes copied over binfmt and this breaks activation. Remount
only changes mount options and thus preserves content and this binfmt
keeps working.
---
 tools/install.sh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/install.sh b/tools/install.sh
index 71a7aa7..254b93b 100755
--- a/tools/install.sh
+++ b/tools/install.sh
@@ -56,6 +56,9 @@ touch "$root/etc/NIXOS"
 
 # Copy over binfmt runners if required
 if [ "$buildSystem" != "$targetSystem" ]; then
+	mkdir -p "$root/run"
+	mountpoint -q "$root/run" \
+		|| mount -t tmpfs -o "nosuid,nodev,strictatime,mode=755" tmpfs "$root/run"
 	mkdir -p "$root/run/binfmt"
 	for binfmt in /run/binfmt/*; do
 		nix copy --to "$root" "$(readlink -f "$binfmt")" 
-- 
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