From b33f2ced0bf0e74f3df2c477535a85529ca91a95 Mon Sep 17 00:00:00 2001
From: CismonX <admin@cismon.net>
Date: Wed, 26 Feb 2025 14:46:29 +0800
Subject: [PATCH] fsck: limit history list length

Add a hard limit to prevent the history command list from growing
unnecessarily large, especially when interactive fsck is automated
with scripting.
---
 src/fsck.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/fsck.c b/src/fsck.c
index 7ec4735..1ad7242 100644
--- a/src/fsck.c
+++ b/src/fsck.c
@@ -43,6 +43,10 @@
 #include "lib.h"
 #include "xstd.h"
 
+#ifndef BOOKMARKFS_FSCK_RL_HISTORY_MAX
+#  define BOOKMARKFS_FSCK_RL_HISTORY_MAX  256
+#endif
+
 struct fsck_ctx {
     struct bookmarkfs_fsck_ops     const *ops;
     struct bookmarkfs_fsck_handler const *handler;
@@ -107,6 +111,7 @@ init_readline (
 
     rl_initialize();
     using_history();
+    stifle_history(BOOKMARKFS_FSCK_RL_HISTORY_MAX);
     return 0;
 }