package: default the build-release-notes arg like we do with lix-doc

Change-Id: I0e2df55efc1cd6ea0a3252b9f26676e84612fdb6

2 files changed, 5 insertions, 3 deletions

diff --git a/flake.nix b/flake.nix
index 029362202..141cb8f31 100644
--- a/flake.nix
+++ b/flake.nix
@@ -161,7 +161,6 @@
           # Forward from the previous stage as we don’t want it to pick the lowdown override
           nixUnstable = prev.nixUnstable;
 
-          build-release-notes = final.buildPackages.callPackage ./maintainers/build-release-notes.nix { };
           check-headers = final.buildPackages.callPackage ./maintainers/check-headers.nix { };
           clangbuildanalyzer = final.buildPackages.callPackage ./misc/clangbuildanalyzer.nix { };
 
@@ -199,6 +198,8 @@
           # for consumers of this flake.
           boehmgc-nix = final.nix.boehmgc-nix;
           libseccomp-nix = final.nix.libseccomp-nix;
+          # And same thing for our build-release-notes package.
+          build-release-notes = final.nix.build-release-notes;
         };
     in
     {
diff --git a/package.nix b/package.nix
index 579b33f3e..16b1013f1 100644
--- a/package.nix
+++ b/package.nix
@@ -11,7 +11,7 @@
   boehmgc,
   nlohmann_json,
   bison,
-  build-release-notes,
+  build-release-notes ? __forDefaults.build-release-notes,
   boost,
   brotli,
   bzip2,
@@ -78,6 +78,7 @@
     };
 
     lix-doc = pkgs.callPackage ./lix-doc/package.nix { };
+    build-release-notes = pkgs.callPackage ./maintainers/build-release-notes.nix { };
 
     # FIXME remove when we have libsecomp 2.5.5 (currently in staging-23.11)
     libseccomp-nix = libseccomp.overrideAttrs (_: rec {
@@ -377,6 +378,6 @@ stdenv.mkDerivation (finalAttrs: {
   # Export the patched version of boehmgc & libseccomp.
   # flake.nix exports that into its overlay.
   passthru = {
-    inherit (__forDefaults) boehmgc-nix libseccomp-nix;
+    inherit (__forDefaults) boehmgc-nix build-release-notes libseccomp-nix;
   };
 })