From c24f744cd3a53d6297be61fa8329a6b660fbaa24 Mon Sep 17 00:00:00 2001
From: Daiderd Jordan <daiderd@gmail.com>
Date: Tue, 1 Aug 2017 22:59:19 +0200
Subject: [PATCH] activation-checks: show initial changelog

---
 modules/system/activation-checks.nix | 19 +++++++++++--------
 1 file changed, 11 insertions(+), 8 deletions(-)

diff --git a/modules/system/activation-checks.nix b/modules/system/activation-checks.nix
index 3ec3f52c..279cc6ea 100644
--- a/modules/system/activation-checks.nix
+++ b/modules/system/activation-checks.nix
@@ -4,15 +4,18 @@ with lib;
 
 let
   darwinChanges = ''
+    darwinChanges=/dev/null
     if test -e /run/current-system/darwin-changes; then
-      darwinChanges=$(diff --changed-group-format='%>' --unchanged-group-format= /run/current-system/darwin-changes $systemConfig/darwin-changes 2> /dev/null) || true
-      if test -n "$darwinChanges"; then
-        echo >&2
-        echo "CHANGELOG" >&2
-        echo >&2
-        echo "$darwinChanges" >&2
-        echo >&2
-      fi
+      darwinChanges=/run/current-system/darwin-changes
+    fi
+
+    darwinChanges=$(diff --changed-group-format='%>' --unchanged-group-format= /run/current-system/darwin-changes $systemConfig/darwin-changes 2> /dev/null) || true
+    if test -n "$darwinChanges"; then
+      echo >&2
+      echo "CHANGELOG" >&2
+      echo >&2
+      echo "$darwinChanges" >&2
+      echo >&2
     fi
   '';