From 81b9ca8d0e5a8e34a3f5144bcb64f5538ffbc4c9 Mon Sep 17 00:00:00 2001
From: Lizongdi <1210855344@qq.com>
Date: Wed, 16 Sep 2026 15:13:11 +0800
Subject: [PATCH] =?UTF-8?q?=E3=80=90=E4=B8=BB=E7=BA=BF=E5=BE=85=E5=90=88?=
 =?UTF-8?q?=E3=80=91=E8=A7=A3=E5=86=B3=E4=B8=8A=E4=B8=80=E6=9D=A1=E4=B8=AD?=
 =?UTF-8?q?=E6=89=80=E8=BF=B0=E7=9A=84=E6=97=A5=E5=BF=97=E9=97=AE=E9=A2=98?=
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---
 library/log/elog_file.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/log/elog_file.c b/library/log/elog_file.c
index 591ddf5..9e380eb 100644
--- a/library/log/elog_file.c
+++ b/library/log/elog_file.c
@@ -85,7 +85,7 @@ static bool elog_file_rotate(void)
     fp = NULL;
 
     for (n = local_cfg.max_rotate - 1; n >= 0; --n) {
-        RD_SNPRINTF(oldpath + base, SUFFIX_LEN, n ? ".%d" : "", n - 1);
+        RD_SNPRINTF(oldpath + base, SUFFIX_LEN, n ? ".%04d" : "", n - 1);
         if (n > 9999) n = 9999;
         RD_SNPRINTF(newpath + base, SUFFIX_LEN, ".%04d", n);
         /* remove the old file */