From 3e14dbd9c9e9c43bd73042ea3ff83179b435624f Mon Sep 17 00:00:00 2001
From: Rafael Ieda <git@ieda.me>
Date: Wed, 22 Oct 2025 18:36:05 -0300
Subject: [PATCH] mni_autoreg: fix build with cmake4

---
 pkgs/by-name/mn/mni_autoreg/package.nix | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pkgs/by-name/mn/mni_autoreg/package.nix b/pkgs/by-name/mn/mni_autoreg/package.nix
index e7698513891e..fe1b40ba90b1 100644
--- a/pkgs/by-name/mn/mni_autoreg/package.nix
+++ b/pkgs/by-name/mn/mni_autoreg/package.nix
@@ -48,6 +48,12 @@ stdenv.mkDerivation {
     done
   '';
 
+  postPatch = ''
+    substituteInPlace CMakeLists.txt \
+      --replace-fail "CMAKE_MINIMUM_REQUIRED(VERSION 3.1)" "cmake_minimum_required(VERSION 3.10)" \
+      --replace-fail "CMAKE_POLICY(SET CMP0026 OLD)" "CMAKE_POLICY(SET CMP0026 NEW)"
+  '';
+
   meta = {
     homepage = "https://github.com/BIC-MNI/mni_autoreg";
     description = "Tools for automated registration using the MINC image format";