From 0fe0e1a84dacf41f91b6401a96ae6889eb65f1e0 Mon Sep 17 00:00:00 2001
From: JustArchi <JustArchi@JustArchi.net>
Date: Thu, 21 May 2020 10:51:57 +0200
Subject: [PATCH] Disable cross-process semaphore on Linux for now

---
 .../Helpers/NonCrossProcessLocalSemaphore.cs  | 49 +++++++++++++++++++
 ArchiSteamFarm/OS.cs                          |  5 +-
 2 files changed, 53 insertions(+), 1 deletion(-)
 create mode 100644 ArchiSteamFarm/Helpers/NonCrossProcessLocalSemaphore.cs

diff --git a/ArchiSteamFarm/Helpers/NonCrossProcessLocalSemaphore.cs b/ArchiSteamFarm/Helpers/NonCrossProcessLocalSemaphore.cs
new file mode 100644
index 000000000..0e0a07a68
--- /dev/null
+++ b/ArchiSteamFarm/Helpers/NonCrossProcessLocalSemaphore.cs
@@ -0,0 +1,49 @@
+//     _                _      _  ____   _                           _____
+//    / \    _ __  ___ | |__  (_)/ ___| | |_  ___   __ _  _ __ ___  |  ___|__ _  _ __  _ __ ___
+//   / _ \  | '__|/ __|| '_ \ | |\___ \ | __|/ _ \ / _` || '_ ` _ \ | |_  / _` || '__|| '_ ` _ \
+//  / ___ \ | |  | (__ | | | || | ___) || |_|  __/| (_| || | | | | ||  _|| (_| || |   | | | | | |
+// /_/   \_\|_|   \___||_| |_||_||____/  \__|\___| \__,_||_| |_| |_||_|   \__,_||_|   |_| |_| |_|
+// |
+// Copyright 2015-2020 Łukasz "JustArchi" Domeradzki
+// Contact: JustArchi@JustArchi.net
+// |
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// |
+// http://www.apache.org/licenses/LICENSE-2.0
+// |
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+using JetBrains.Annotations;
+
+namespace ArchiSteamFarm.Helpers {
+	internal sealed class NonCrossProcessLocalSemaphore : ICrossProcessSemaphore {
+		private readonly SemaphoreSlim LocalSemaphore;
+
+		internal NonCrossProcessLocalSemaphore([NotNull] string name) {
+			if (string.IsNullOrEmpty(name)) {
+				throw new ArgumentNullException(nameof(name));
+			}
+
+			LocalSemaphore = new SemaphoreSlim(1, 1);
+		}
+
+		public void Dispose() => LocalSemaphore.Dispose();
+
+		void ICrossProcessSemaphore.Release() => LocalSemaphore.Release();
+
+		[NotNull]
+		Task ICrossProcessSemaphore.WaitAsync() => LocalSemaphore.WaitAsync();
+
+		[NotNull]
+		Task<bool> ICrossProcessSemaphore.WaitAsync(int millisecondsTimeout) => LocalSemaphore.WaitAsync(millisecondsTimeout);
+	}
+}
diff --git a/ArchiSteamFarm/OS.cs b/ArchiSteamFarm/OS.cs
index 61c320bbd..f358429fe 100644
--- a/ArchiSteamFarm/OS.cs
+++ b/ArchiSteamFarm/OS.cs
@@ -76,7 +76,10 @@ namespace ArchiSteamFarm {
 				// CrossProcessSemaphore is currently available only for Windows platforms, we use alternative synchronization for other OSes
 				ASF.ArchiLogger.LogGenericDebuggingException(e);
 
-				return new CrossProcessMutexBasedSemaphore(resourceName);
+				// CrossProcessMutexBasedSemaphore disabled until reason for segfault on Linux is found
+				//return new CrossProcessMutexBasedSemaphore(resourceName);
+
+				return new NonCrossProcessLocalSemaphore(resourceName);
 			}
 		}