From 6e46b015a4307017cc5eb21edcac9666cdd004b3 Mon Sep 17 00:00:00 2001
From: Rafael Ieda <git@ieda.me>
Date: Tue, 21 Oct 2025 16:25:40 -0300
Subject: [PATCH] libjson-rpc-cpp: fix build with cmake4

---
 pkgs/by-name/li/libjson-rpc-cpp/package.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/by-name/li/libjson-rpc-cpp/package.nix b/pkgs/by-name/li/libjson-rpc-cpp/package.nix
index b2e3417c0920..39b88c637d67 100644
--- a/pkgs/by-name/li/libjson-rpc-cpp/package.nix
+++ b/pkgs/by-name/li/libjson-rpc-cpp/package.nix
@@ -50,6 +50,10 @@ stdenv.mkDerivation rec {
     done
 
     sed -i -re 's#MATCHES "jsoncpp"#MATCHES ".*/jsoncpp/json$"#g' cmake/FindJsoncpp.cmake
+
+    substituteInPlace CMakeLists.txt \
+      --replace-fail "cmake_minimum_required(VERSION 3.0)" "cmake_minimum_required(VERSION 3.10)" \
+      --replace-fail "cmake_policy(SET CMP0042 OLD)" ""
   '';
 
   preConfigure = ''