From b056a8f99d66daa9ece84873495549408167cfe8 Mon Sep 17 00:00:00 2001
From: Stephen Seo <seo.disparate@gmail.com>
Date: Tue, 12 Nov 2024 17:25:52 +0900
Subject: [PATCH] Add missing NULL check in arg_parse.c

Previous implementation didn't crash because `closedir(...)` is lenient.
---
 src/arg_parse.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/arg_parse.c b/src/arg_parse.c
index 87a539e..f56b2cc 100644
--- a/src/arg_parse.c
+++ b/src/arg_parse.c
@@ -184,7 +184,9 @@ Args parse_args(int32_t argc, char **argv) {
       } else {
         printf("Directory \"%s\" exists.\n", args.generate_dir);
       }
-      closedir(d);
+      if (d) {
+        closedir(d);
+      }
     } else if (strcmp(argv[0], "--generate-enable-overwrite") == 0) {
       args.flags |= 4;
     } else {
-- 
2.49.0