From 04d80ec2763a0677f32e9f6190cf2bcda0ebf8b7 Mon Sep 17 00:00:00 2001
From: Antonio Andelic <antonio@clickhouse.com>
Date: Tue, 23 Jul 2024 16:13:07 +0200
Subject: [PATCH] Fix non-linux build

---
 src/Common/MemoryWorker.cpp | 4 ++--
 src/Common/MemoryWorker.h   | 2 --
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/Common/MemoryWorker.cpp b/src/Common/MemoryWorker.cpp
index 8169bc7d177..c576772d303 100644
--- a/src/Common/MemoryWorker.cpp
+++ b/src/Common/MemoryWorker.cpp
@@ -33,7 +33,6 @@ namespace ErrorCodes
     extern const int LOGICAL_ERROR;
 }
 
-#if defined(OS_LINUX)
 struct ICgroupsReader
 {
     virtual ~ICgroupsReader() = default;
@@ -44,6 +43,7 @@ struct ICgroupsReader
 namespace
 {
 
+#if defined(OS_LINUX)
 /// Format is
 ///   kernel 5
 ///   rss 15
@@ -269,7 +269,7 @@ uint64_t MemoryWorker::getMemoryUsage()
     switch (source)
     {
         case MemoryUsageSource::Cgroups:
-            return cgroups_reader->readMemoryUsage();
+            return cgroups_reader != nullptr ? cgroups_reader->readMemoryUsage() : 0;
         case MemoryUsageSource::Jemalloc:
 #if USE_JEMALLOC
             return resident_mib.getValue();
diff --git a/src/Common/MemoryWorker.h b/src/Common/MemoryWorker.h
index 6fde93d63ad..b1b0495bf14 100644
--- a/src/Common/MemoryWorker.h
+++ b/src/Common/MemoryWorker.h
@@ -49,9 +49,7 @@ private:
 
     MemoryUsageSource source{MemoryUsageSource::None};
 
-#if defined(OS_LINUX)
     std::shared_ptr<ICgroupsReader> cgroups_reader;
-#endif
 
 #if USE_JEMALLOC
     JemallocMibCache<uint64_t> epoch_mib{"epoch"};