--- lbbs/src/article_cache.c	2025/11/04 13:49:50	1.33
+++ lbbs/src/article_cache.c	2025/11/05 03:17:12	1.35
@@ -3,7 +3,7 @@
  * article_cache
  *   - convert article content from DB to local cache with LML conversion and line offset index
  *
- * Copyright (C) 2004-2025 by Leaflet <leaflet@leafok.com>
+ * Copyright (C) 2004-2025  Leaflet <leaflet@leafok.com>
  */
 
 #include "article_cache.h"
@@ -19,10 +19,12 @@
 #include <sys/mman.h>
 #include <sys/stat.h>
 
-#define ARTICLE_HEADER_MAX_LEN 4096
-#define ARTICLE_CONTENT_MAX_LEN 1024 * 1024 * 4 // 4MB
-#define ARTICLE_FOOTER_MAX_LEN 4096
-#define SUB_DT_MAX_LEN 50
+enum _article_cache_constant_t
+{
+	ARTICLE_HEADER_MAX_LEN = 4096,
+	ARTICLE_FOOTER_MAX_LEN = 4096,
+	SUB_DT_MAX_LEN = 50,
+};
 
 static const char *BBS_article_footer_color[] = {
 	"\033[31m",