From e6918187568dbd01842d8d1d2c808ce16a894239 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 21 Apr 2024 13:54:28 +0200
Subject: Adding upstream version 18.2.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/rocksdb/test_util/sync_point.cc | 82 +++++++++++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 src/rocksdb/test_util/sync_point.cc

(limited to 'src/rocksdb/test_util/sync_point.cc')

diff --git a/src/rocksdb/test_util/sync_point.cc b/src/rocksdb/test_util/sync_point.cc
new file mode 100644
index 000000000..bec02d4f6
--- /dev/null
+++ b/src/rocksdb/test_util/sync_point.cc
@@ -0,0 +1,82 @@
+//  Copyright (c) 2011-present, Facebook, Inc.  All rights reserved.
+//  This source code is licensed under both the GPLv2 (found in the
+//  COPYING file in the root directory) and Apache 2.0 License
+//  (found in the LICENSE.Apache file in the root directory).
+
+#include "test_util/sync_point.h"
+
+#include <fcntl.h>
+
+#include "test_util/sync_point_impl.h"
+
+std::vector<std::string> rocksdb_kill_exclude_prefixes;
+
+#ifndef NDEBUG
+namespace ROCKSDB_NAMESPACE {
+
+SyncPoint* SyncPoint::GetInstance() {
+  static SyncPoint sync_point;
+  return &sync_point;
+}
+
+SyncPoint::SyncPoint() : impl_(new Data) {}
+
+SyncPoint::~SyncPoint() { delete impl_; }
+
+void SyncPoint::LoadDependency(const std::vector<SyncPointPair>& dependencies) {
+  impl_->LoadDependency(dependencies);
+}
+
+void SyncPoint::LoadDependencyAndMarkers(
+    const std::vector<SyncPointPair>& dependencies,
+    const std::vector<SyncPointPair>& markers) {
+  impl_->LoadDependencyAndMarkers(dependencies, markers);
+}
+
+void SyncPoint::SetCallBack(const std::string& point,
+                            const std::function<void(void*)>& callback) {
+  impl_->SetCallBack(point, callback);
+}
+
+void SyncPoint::ClearCallBack(const std::string& point) {
+  impl_->ClearCallBack(point);
+}
+
+void SyncPoint::ClearAllCallBacks() { impl_->ClearAllCallBacks(); }
+
+void SyncPoint::EnableProcessing() { impl_->EnableProcessing(); }
+
+void SyncPoint::DisableProcessing() { impl_->DisableProcessing(); }
+
+void SyncPoint::ClearTrace() { impl_->ClearTrace(); }
+
+void SyncPoint::Process(const Slice& point, void* cb_arg) {
+  impl_->Process(point, cb_arg);
+}
+
+}  // namespace ROCKSDB_NAMESPACE
+#endif  // NDEBUG
+
+namespace ROCKSDB_NAMESPACE {
+void SetupSyncPointsToMockDirectIO() {
+#if !defined(NDEBUG) && !defined(OS_MACOSX) && !defined(OS_WIN) && \
+    !defined(OS_SOLARIS) && !defined(OS_AIX) && !defined(OS_OPENBSD)
+  ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->SetCallBack(
+      "NewWritableFile:O_DIRECT", [&](void* arg) {
+        int* val = static_cast<int*>(arg);
+        *val &= ~O_DIRECT;
+      });
+  ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->SetCallBack(
+      "NewRandomAccessFile:O_DIRECT", [&](void* arg) {
+        int* val = static_cast<int*>(arg);
+        *val &= ~O_DIRECT;
+      });
+  ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->SetCallBack(
+      "NewSequentialFile:O_DIRECT", [&](void* arg) {
+        int* val = static_cast<int*>(arg);
+        *val &= ~O_DIRECT;
+      });
+  ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->EnableProcessing();
+#endif
+}
+}  // namespace ROCKSDB_NAMESPACE
-- 
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