From 188349eb7c5c42ece4955f6e7fcda6c2bc296536 Mon Sep 17 00:00:00 2001
From: Andrew Zah <zah@andrewzah.com>
Date: Tue, 21 Oct 2025 10:22:47 +0900
Subject: [PATCH] lib60870: fix build issue related to cmake 4

---
 pkgs/by-name/li/lib60870/package.nix | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/pkgs/by-name/li/lib60870/package.nix b/pkgs/by-name/li/lib60870/package.nix
index 8a39f3d5d5e0..3887f73d2329 100644
--- a/pkgs/by-name/li/lib60870/package.nix
+++ b/pkgs/by-name/li/lib60870/package.nix
@@ -20,8 +20,13 @@ stdenv.mkDerivation (finalAttrs: {
 
   sourceRoot = "${finalAttrs.src.name}/lib60870-C";
 
-  postPatch = lib.optionalString stdenv.hostPlatform.isDarwin ''
-    substituteInPlace src/CMakeLists.txt --replace-warn "-lrt" ""
+  postPatch = ''
+    substituteInPlace CMakeLists.txt \
+      --replace-fail "cmake_minimum_required(VERSION 3.0)" "cmake_minimum_required(VERSION 3.10)"
+  ''
+  + lib.optionalString stdenv.hostPlatform.isDarwin ''
+    substituteInPlace src/CMakeLists.txt \
+      --replace-warn "-lrt" "" \
   '';
 
   separateDebugInfo = true;