From 8a78846761883e12044efbada6702efdecfa263d Mon Sep 17 00:00:00 2001
From: sternenseemann <sternenseemann@systemli.org>
Date: Sun, 2 Nov 2025 22:57:58 +0100
Subject: [PATCH] haskellPackages.pandoc-crossref: pin to 0.3.21

---
 .../haskell-modules/configuration-common.nix  |  2 +
 .../configuration-hackage2nix/main.yaml       |  3 +
 .../haskell-modules/hackage-packages.nix      | 97 +++++++++++++++++++
 3 files changed, 102 insertions(+)

diff --git a/pkgs/development/haskell-modules/configuration-common.nix b/pkgs/development/haskell-modules/configuration-common.nix
index 88b27c07d28c..2037e2a07b9c 100644
--- a/pkgs/development/haskell-modules/configuration-common.nix
+++ b/pkgs/development/haskell-modules/configuration-common.nix
@@ -812,6 +812,8 @@ with haskellLib;
   }) super.xml-picklers;
 
   pandoc-crossref = lib.pipe super.pandoc-crossref [
+    # https://github.com/lierdakil/pandoc-crossref/issues/492
+    doJailbreak
     # We are still using pandoc == 3.7.*
     (appendPatch (
       lib.warnIf (lib.versionAtLeast self.pandoc.version "3.8")
diff --git a/pkgs/development/haskell-modules/configuration-hackage2nix/main.yaml b/pkgs/development/haskell-modules/configuration-hackage2nix/main.yaml
index 43f36a13a682..8fa57f8401d9 100644
--- a/pkgs/development/haskell-modules/configuration-hackage2nix/main.yaml
+++ b/pkgs/development/haskell-modules/configuration-hackage2nix/main.yaml
@@ -40,6 +40,9 @@ default-package-overrides:
   - liquidhaskell-boot == 0.9.10.*
   # Needs to match microlens == 0.4.* in Stackage LTS 24
   - microlens-pro < 0.2.0.4
+  # We currently use pandoc-crossref with a patch to revert it to pandoc == 3.7.*,
+  # this no longer works with later versions.
+  - pandoc-crossref == 0.3.21
 # keep-sorted end
 
 # keep-sorted start skip_lines=1 case=no numeric=yes
diff --git a/pkgs/development/haskell-modules/hackage-packages.nix b/pkgs/development/haskell-modules/hackage-packages.nix
index 4d3c29da8a95..b3b5f4c230c2 100644
--- a/pkgs/development/haskell-modules/hackage-packages.nix
+++ b/pkgs/development/haskell-modules/hackage-packages.nix
@@ -501119,6 +501119,102 @@ self: {
   ) { };
 
   pandoc-crossref = callPackage (
+    {
+      mkDerivation,
+      base,
+      containers,
+      criterion,
+      data-default,
+      deepseq,
+      directory,
+      filepath,
+      gitrev,
+      hspec,
+      microlens,
+      microlens-ghc,
+      microlens-mtl,
+      microlens-th,
+      mtl,
+      open-browser,
+      optparse-applicative,
+      pandoc,
+      pandoc-cli,
+      pandoc-types,
+      syb,
+      template-haskell,
+      temporary,
+      text,
+      utility-ht,
+    }:
+    mkDerivation {
+      pname = "pandoc-crossref";
+      version = "0.3.21";
+      sha256 = "1srfkh987jx3ha8p5yrvy4pxkkypcajb4wvzbnf8sbd4wc2vichh";
+      revision = "2";
+      editedCabalFile = "1j9s9r6xmw8wq48y73q6w87v92wc5p9va38k5csy28hyix9xf32i";
+      isLibrary = true;
+      isExecutable = true;
+      enableSeparateDataOutput = true;
+      libraryHaskellDepends = [
+        base
+        containers
+        data-default
+        directory
+        filepath
+        microlens
+        microlens-ghc
+        microlens-mtl
+        microlens-th
+        mtl
+        pandoc
+        pandoc-types
+        syb
+        template-haskell
+        text
+        utility-ht
+      ];
+      executableHaskellDepends = [
+        base
+        deepseq
+        gitrev
+        open-browser
+        optparse-applicative
+        pandoc
+        pandoc-types
+        template-haskell
+        temporary
+        text
+      ];
+      testHaskellDepends = [
+        base
+        containers
+        data-default
+        directory
+        filepath
+        hspec
+        microlens
+        microlens-mtl
+        mtl
+        pandoc
+        pandoc-types
+        text
+      ];
+      testToolDepends = [ pandoc-cli ];
+      benchmarkHaskellDepends = [
+        base
+        criterion
+        pandoc
+        pandoc-types
+        text
+      ];
+      doHaddock = false;
+      description = "Pandoc filter for cross-references";
+      license = lib.licenses.gpl2Only;
+      mainProgram = "pandoc-crossref";
+    }
+  ) { };
+
+  pandoc-crossref_0_3_22 = callPackage (
     {
       mkDerivation,
       base,
@@ -501208,6 +501304,7 @@ self: {
       doHaddock = false;
       description = "Pandoc filter for cross-references";
       license = lib.licenses.gpl2Only;
+      hydraPlatforms = lib.platforms.none;
       mainProgram = "pandoc-crossref";
     }
   ) { };