From 7558bed89377bc7f9c9284a5bce5cf798e91b7ed Mon Sep 17 00:00:00 2001
From: Andrew <andrewht@umich.edu>
Date: Sun, 8 Dec 2024 01:57:49 -0500
Subject: [PATCH] fixed crash when file too short

---
 misc/scripts/header_guards.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/misc/scripts/header_guards.py b/misc/scripts/header_guards.py
index fed418db1ed8..4d4150a097b7 100755
--- a/misc/scripts/header_guards.py
+++ b/misc/scripts/header_guards.py
@@ -36,11 +36,16 @@
                 break
 
     if HEADER_CHECK_OFFSET < 0:
+        invalid.append(file)
         continue
 
     HEADER_BEGIN_OFFSET = HEADER_CHECK_OFFSET + 1
     HEADER_END_OFFSET = len(lines) - 1
 
+    if HEADER_BEGIN_OFFSET >= HEADER_END_OFFSET:
+        invalid.append(file)
+        continue
+
     split = file.split("/")  # Already in posix-format.
 
     prefix = ""