From f7d54cb6b106fc24673f62c9dce050615d71eb1d Mon Sep 17 00:00:00 2001
From: Jade Lovelace <lix@jade.fyi>
Date: Wed, 26 Jun 2024 00:44:46 -0700
Subject: packaging: make pegtl use the __forDefaults mechanism

This avoids needing to pass it in when callPackage'ing Lix from external
code.

Change-Id: Ie07e84a151e38614064609a2f6dbff165e193be7
---
 flake.nix   |  9 ++++++---
 package.nix | 16 ++++++++++++----
 2 files changed, 18 insertions(+), 7 deletions(-)

diff --git a/flake.nix b/flake.nix
index c3707c919..2b5f112a4 100644
--- a/flake.nix
+++ b/flake.nix
@@ -195,16 +195,19 @@
             busybox-sandbox-shell = final.busybox-sandbox-shell or final.default-busybox-sandbox-shell;
           };
 
-          pegtl = final.callPackage ./misc/pegtl.nix { };
+          pegtl = final.nix.passthru.pegtl;
 
           # Export the patched version of boehmgc that Lix uses into the overlay
           # for consumers of this flake.
-          boehmgc-nix = final.nix.boehmgc-nix;
+          boehmgc-nix = final.nix.passthru.boehmgc-nix;
           # And same thing for our build-release-notes package.
-          build-release-notes = final.nix.build-release-notes;
+          build-release-notes = final.nix.passthru.build-release-notes;
         };
     in
     {
+      # for repl debugging
+      inherit self;
+
       # A Nixpkgs overlay that overrides the 'nix' and
       # 'nix.perl-bindings' packages.
       overlays.default = overlayFor (p: p.stdenv);
diff --git a/package.nix b/package.nix
index f75454254..f70cbb3b1 100644
--- a/package.nix
+++ b/package.nix
@@ -14,6 +14,7 @@
   boost,
   brotli,
   bzip2,
+  callPackage,
   cmake,
   curl,
   doxygen,
@@ -34,7 +35,7 @@
   meson,
   ninja,
   openssl,
-  pegtl,
+  pegtl ? __forDefaults.pegtl,
   pkg-config,
   python3,
   rapidcheck,
@@ -75,8 +76,10 @@
       configureFlags = prev.configureFlags or [ ] ++ [ (lib.enableFeature true "sigstop") ];
     });
 
-    lix-doc = pkgs.callPackage ./lix-doc/package.nix { };
-    build-release-notes = pkgs.callPackage ./maintainers/build-release-notes.nix { };
+    lix-doc = callPackage ./lix-doc/package.nix { };
+    build-release-notes = callPackage ./maintainers/build-release-notes.nix { };
+
+    pegtl = callPackage ./misc/pegtl.nix { };
   },
 }:
 let
@@ -380,7 +383,12 @@ stdenv.mkDerivation (finalAttrs: {
   # Export the patched version of boehmgc.
   # flake.nix exports that into its overlay.
   passthru = {
-    inherit (__forDefaults) boehmgc-nix editline-lix build-release-notes;
+    inherit (__forDefaults)
+      boehmgc-nix
+      editline-lix
+      build-release-notes
+      pegtl
+      ;
 
     inherit officialRelease;
 
-- 
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