diff --git a/format-code.sh b/format-code.sh
new file mode 100755
index 0000000..d34554d
--- /dev/null
+++ b/format-code.sh
@@ -0,0 +1,10 @@
+#!/bin/bash
+
+: ${CLANG_FORMAT:=clang-format}
+
+FILES=$(comm -3 <(sort .clang-ignore) <(git ls-files | grep '.*\.[ch]$' | sort))
+
+if [ -n "$FILES" ]
+then
+    $CLANG_FORMAT -style=file -i $FILES
+fi