From 47406c64bc78a4dd75c551aa083224e70b79c56d Mon Sep 17 00:00:00 2001
From: Justinas Stankevicius <justinas@justinas.org>
Date: Sun, 27 Oct 2024 15:54:36 +0200
Subject: [PATCH] nixos-rebuild: fix --file with --build-host

---
 pkgs/os-specific/linux/nixos-rebuild/nixos-rebuild.sh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/os-specific/linux/nixos-rebuild/nixos-rebuild.sh b/pkgs/os-specific/linux/nixos-rebuild/nixos-rebuild.sh
index 1ab5c8346f33..d2163a66c75a 100755
--- a/pkgs/os-specific/linux/nixos-rebuild/nixos-rebuild.sh
+++ b/pkgs/os-specific/linux/nixos-rebuild/nixos-rebuild.sh
@@ -307,6 +307,10 @@ nixBuild() {
             esac
         done
 
+        if [[ -z $buildingAttribute ]]; then
+            instArgs+=("$buildFile")
+        fi
+
         drv="$(runCmd nix-instantiate "${instArgs[@]}" "${extraBuildFlags[@]}")"
         if [ -a "$drv" ]; then
             logVerbose "Running nix-copy-closure with these NIX_SSHOPTS: $SSHOPTS"