From 0f59fdb79e53592a3451824cd2cf02ef71dc8663 Mon Sep 17 00:00:00 2001
From: Alex Bates <hi@imalex.xyz>
Date: Tue, 13 Oct 2020 20:48:24 +0100
Subject: [PATCH] don't run clang-tidy on header files

---
 format.sh | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/format.sh b/format.sh
index 4e464c9780..16adddc764 100755
--- a/format.sh
+++ b/format.sh
@@ -33,4 +33,7 @@ astyle ${FILES} \
 find ${FILES} -exec sed -i -e '$a\' {} \;
 
 # lint
-clang-tidy -p . ${FILES} -- ${COMPILER_OPTS}
+C_FILES=$(echo "$FILES" | grep '\.c$')
+if [[ ! -z $C_FILES ]]; then
+    clang-tidy -p . ${C_FILES} -- ${COMPILER_OPTS}
+fi