From 39b09df4d751ada26de7d770a7014efa1cd83075 Mon Sep 17 00:00:00 2001
From: Daniel Barlow <dan@telent.net>
Date: Sat, 20 May 2023 22:30:22 +0100
Subject: [PATCH] liminix-rebuild: test if nix-build succeeds

---
 pkgs/min-copy-closure/liminix-rebuild.sh | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/pkgs/min-copy-closure/liminix-rebuild.sh b/pkgs/min-copy-closure/liminix-rebuild.sh
index 43bb6b6..f13be05 100755
--- a/pkgs/min-copy-closure/liminix-rebuild.sh
+++ b/pkgs/min-copy-closure/liminix-rebuild.sh
@@ -9,7 +9,11 @@ if [ -z "$target_host" ] ; then
     exit 1
 fi
 
-toplevel=$(nix-build "$@" -A outputs.systemConfiguration --no-out-link)
-min-copy-closure $target_host $toplevel
-$ssh_command $target_host cp -v -fP $toplevel/bin/* $toplevel/etc/* /persist
-$ssh_command  $target_host "sync; source /etc/profile; reboot"
+if toplevel=$(nix-build "$@" -A outputs.systemConfiguration --no-out-link); then
+    echo systemConfiguration $toplevel
+    min-copy-closure $target_host $toplevel
+    $ssh_command $target_host cp -v -fP $toplevel/bin/* $toplevel/etc/* /persist
+    $ssh_command  $target_host "sync; source /etc/profile; reboot"
+else
+    echo Rebuild failed
+fi