From: Adam C. Emerson <aemerson@redhat.com>
Date: Mon, 7 Mar 2022 23:54:30 +0000 (-0500)
Subject: mon: Replace deprecated use of format_to
X-Git-Tag: v18.0.0~1192^2~4
X-Git-Url: http://git.apps.os.sepia.ceph.com/?a=commitdiff_plain;h=fff72cd14c58d06774cbd0274e6144b42448af03;p=ceph.git

mon: Replace deprecated use of format_to

The non-deprecated version takes an explicit OutputIterator.

Signed-off-by: Adam C. Emerson <aemerson@redhat.com>
---

diff --git a/src/mon/LogMonitor.cc b/src/mon/LogMonitor.cc
index 9103ddf7c5b5d..c196e8429fbe9 100644
--- a/src/mon/LogMonitor.cc
+++ b/src/mon/LogMonitor.cc
@@ -411,7 +411,7 @@ void LogMonitor::log_external(const LogEntry& le)
     }
 
     if (fd >= 0) {
-      fmt::format_to(file_log_buffer, "{}\n", le);
+      fmt::format_to(std::back_inserter(file_log_buffer), "{}\n", le);
       int err = safe_write(fd, file_log_buffer.data(), file_log_buffer.size());
       file_log_buffer.clear();
       if (err < 0) {