From 978e7c7caa36328dc8dac4dc7763ebb73b08da3a Mon Sep 17 00:00:00 2001
From: Thomas Gerbet <thomas@gerbet.me>
Date: Fri, 24 Jul 2026 22:22:36 +0200
Subject: [PATCH] libiec61850: 1.6.1 -> 1.6.2

Fixes https://github.com/NixOS/nixpkgs/issues/545309

Fixes CVE-2026-49035
Fixes CVE-2026-50039
Fixes CVE-2026-50032
Fixes CVE-2026-50103

https://github.com/mz-automation/libiec61850/releases/tag/v1.6.2
(cherry picked from commit 71987224cc4617eb60874afc6ac36aac9af2c3b5)
---
 pkgs/by-name/li/libiec61850/package.nix | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/pkgs/by-name/li/libiec61850/package.nix b/pkgs/by-name/li/libiec61850/package.nix
index 246f04845a23..b36482aa91de 100644
--- a/pkgs/by-name/li/libiec61850/package.nix
+++ b/pkgs/by-name/li/libiec61850/package.nix
@@ -10,17 +10,22 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "libiec61850";
-  version = "1.6.1";
+  version = "1.6.2";
 
   src = fetchFromGitHub {
     owner = "mz-automation";
     repo = "libiec61850";
     rev = "v${finalAttrs.version}";
-    hash = "sha256-9UPXuZkAxr3SSjPN3VZRr6Hsz0GyDVJLUZEM+zZruik=";
+    hash = "sha256-KqgQxy/4vwFDkr9tVCVWDmbNuGivN6knf7rNHS+DTxc=";
   };
 
   separateDebugInfo = true;
 
+  postPatch = lib.optionalString stdenv.hostPlatform.isDarwin ''
+    substituteInPlace src/CMakeLists.txt --replace-fail "-lrt" ""
+    substituteInPlace hal/CMakeLists.txt --replace-fail "-lrt" ""
+  '';
+
   cmakeFlags = lib.optionals withTls [
     "-DCONFIG_USE_EXTERNAL_MBEDTLS_DYNLIB=ON"
     "-DCONFIG_EXTERNAL_MBEDTLS_DYNLIB_PATH=${mbedtls}/lib"