From 2473768fdb0aaa0dbb65606bf330f4e8154889de Mon Sep 17 00:00:00 2001
From: tobo <tobo@yandex-team.com>
Date: Tue, 13 Jan 2026 11:11:41 +0300
Subject: switch to std::atomic
 commit_hash:ac65b663bf44b4571b5fe124261e56dd6a43ad41

---
 library/cpp/logger/rotating_file.cpp | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

(limited to 'library/cpp/logger/rotating_file.cpp')

diff --git a/library/cpp/logger/rotating_file.cpp b/library/cpp/logger/rotating_file.cpp
index bab6f0067c6..aa27e9a79bb 100644
--- a/library/cpp/logger/rotating_file.cpp
+++ b/library/cpp/logger/rotating_file.cpp
@@ -6,7 +6,8 @@
 #include <util/system/fstat.h>
 #include <util/system/rwlock.h>
 #include <util/system/fs.h>
-#include <library/cpp/deprecated/atomic/atomic.h>
+
+#include <atomic>
 
 /*
  * rotating file log
@@ -29,10 +30,10 @@ public:
         Y_ENSURE(RotatedFilesCount_ != 0);
     }
 
-    inline void WriteData(const TLogRecord& rec) {
-        if (static_cast<ui64>(AtomicGet(Size_)) > MaxSizeBytes_) {
+    void WriteData(const TLogRecord& rec) {
+        if (Size_.load() > MaxSizeBytes_) {
             TWriteGuard guard(Lock_);
-            if (static_cast<ui64>(AtomicGet(Size_)) > MaxSizeBytes_) {
+            if (Y_LIKELY(Size_.load() > MaxSizeBytes_)) {
                 TString newLogPath(TStringBuilder{} << Path_ << "." << RotatedFilesCount_);
                 for (size_t fileId = RotatedFilesCount_ - 1; fileId; --fileId) {
                     TString oldLogPath(TStringBuilder{} << Path_ << "." << fileId);
@@ -41,19 +42,19 @@ public:
                 }
                 NFs::Rename(Path_, newLogPath);
                 Log_.ReopenLog();
-                AtomicSet(Size_, 0);
+                Size_.store(0);
             }
         }
         TReadGuard guard(Lock_);
         Log_.WriteData(rec);
-        AtomicAdd(Size_, rec.Len);
+        Size_ += rec.Len;
     }
 
-    inline void ReopenLog() {
+    void ReopenLog() {
         TWriteGuard guard(Lock_);
 
         Log_.ReopenLog();
-        AtomicSet(Size_, TFileStat(Path_).Size);
+        Size_.store(TFileStat(Path_).Size);
     }
 
 private:
@@ -61,7 +62,7 @@ private:
     TFileLogBackend Log_;
     const TString Path_;
     const ui64 MaxSizeBytes_;
-    TAtomic Size_;
+    std::atomic<ui64> Size_;
     const ui32 RotatedFilesCount_;
 };
 
@@ -70,8 +71,7 @@ TRotatingFileLogBackend::TRotatingFileLogBackend(const TString& path, const ui64
 {
 }
 
-TRotatingFileLogBackend::~TRotatingFileLogBackend() {
-}
+TRotatingFileLogBackend::~TRotatingFileLogBackend() = default;
 
 void TRotatingFileLogBackend::WriteData(const TLogRecord& rec) {
     Impl_->WriteData(rec);
-- 
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