From 67c00f3c6e156cf23c3a91815251a8dedeea717f Mon Sep 17 00:00:00 2001
From: jim <jmwanderer@gmail.com>
Date: Wed, 10 Dec 2025 12:28:03 -0800
Subject: [PATCH] Select one unity_config.h directory

Fix Issue #816 by appending only the first directory found
containing a unity_config.h to the include path
---
 platformio-build.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/platformio-build.py b/platformio-build.py
index 51251ddd..0d95c74c 100644
--- a/platformio-build.py
+++ b/platformio-build.py
@@ -20,5 +20,7 @@
         p = projenv.subst(p)
         if os.path.isfile(os.path.join(p, "unity_config.h")):
             env.Prepend(CPPPATH=[p])
+            # Stop at the first unity_config.h found to include.
+            break
 except:
     pass