From afe2e288257c8bad61addf8da2698e85e137a8ea Mon Sep 17 00:00:00 2001
From: Rodrigo Reichert <rodrigo.reichert@swift-nav.com>
Date: Thu, 28 Aug 2025 13:28:56 +1000
Subject: [PATCH] Make cereal thread safe by default

---
 third_party/cereal.BUILD | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/third_party/cereal.BUILD b/third_party/cereal.BUILD
index 58fa91aa..3bdd661a 100644
--- a/third_party/cereal.BUILD
+++ b/third_party/cereal.BUILD
@@ -15,5 +15,7 @@ package(
 cc_library(
     name = "cereal",
     hdrs = glob(["include/**"]),
+    defines = ["CEREAL_THREAD_SAFE=1"],
     includes = ["include"],
+    linkopts = ["-lpthread"],
 )