From eba383f66f3e91ea437d881758d7216c5fdb04ef Mon Sep 17 00:00:00 2001
From: Vitaliy Filippov <vitalif@yourcmc.ru>
Date: Wed, 24 Sep 2025 15:40:19 +0300
Subject: [PATCH] Fix warn_on_unused_result in kv_cli

---
 src/kv/kv_cli.cpp | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/kv/kv_cli.cpp b/src/kv/kv_cli.cpp
index 7d60c98f..a872a651 100644
--- a/src/kv/kv_cli.cpp
+++ b/src/kv/kv_cli.cpp
@@ -309,8 +309,13 @@ struct kv_cli_list_t
 
     void flush()
     {
-        ::write(1, buf.data(), buf.size());
-        buf.resize(0);
+        size_t done = 0;
+        while (done < buf.size())
+        {
+            ssize_t res = ::write(1, buf.data()+done, buf.size()-done);
+            if (res > 0)
+                done += res;
+        }
     }
 };