From 06c30f68c602e9a460c58e4e0f04a762ff2fa1b7 Mon Sep 17 00:00:00 2001
From: Robert Scott <code@humanleg.org.uk>
Date: Sun, 24 Mar 2024 00:04:35 +0000
Subject: [PATCH] niv: wrap binary supplying runtime nix dependency in PATH

---
 pkgs/development/haskell-modules/configuration-nix.nix | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/haskell-modules/configuration-nix.nix b/pkgs/development/haskell-modules/configuration-nix.nix
index 9897a6f2be0c..4d83fac79a5e 100644
--- a/pkgs/development/haskell-modules/configuration-nix.nix
+++ b/pkgs/development/haskell-modules/configuration-nix.nix
@@ -305,7 +305,13 @@ self: super: builtins.intersectAttrs super {
   ghc-debug-brick  = enableSeparateBinOutput super.ghc-debug-brick;
   nixfmt  = enableSeparateBinOutput super.nixfmt;
   calligraphy = enableSeparateBinOutput super.calligraphy;
-  niv = enableSeparateBinOutput (self.generateOptparseApplicativeCompletions [ "niv" ] super.niv);
+  niv = overrideCabal (drv: {
+      buildTools = (drv.buildTools or []) ++ [ pkgs.buildPackages.makeWrapper ];
+      postInstall = ''
+        wrapProgram ''${!outputBin}/bin/niv --prefix PATH : ${pkgs.lib.makeBinPath [ pkgs.nix ]}
+      '';
+    })
+    (enableSeparateBinOutput (self.generateOptparseApplicativeCompletions [ "niv" ] super.niv));
   ghcid = enableSeparateBinOutput super.ghcid;
   ormolu = self.generateOptparseApplicativeCompletions [ "ormolu" ] (enableSeparateBinOutput super.ormolu);
   hnix = self.generateOptparseApplicativeCompletions [ "hnix" ] super.hnix;