From dcb0c4c75ff8efa5405345bc013311e4273099ee Mon Sep 17 00:00:00 2001
From: wmayer <wmayer@users.sourceforge.net>
Date: Mon, 20 Dec 2021 16:08:47 +0100
Subject: [PATCH] App: workaround for boost's file_lock with version < 1.76 on
 Windows

---
 src/App/Application.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/App/Application.cpp b/src/App/Application.cpp
index 9e99e96283..3a29d6add7 100644
--- a/src/App/Application.cpp
+++ b/src/App/Application.cpp
@@ -3069,6 +3069,15 @@ std::tuple<QString, QString, QString, QString> getStandardPaths()
 #if defined(FC_OS_WIN32)
     configHome = getOldGenericDataLocation(QString());
     dataHome = configHome;
+
+    // On systems with non-7-bit-ASCII application data directories
+    // GetTempPathW will return a path in DOS format. This path will be
+    // accepted by boost's file_lock class.
+    // Since boost 1.76 there is now a version that accepts a wide string.
+#if (BOOST_VERSION < 107600)
+    tempPath = QString::fromStdString(Base::FileInfo::getTempPath());
+    cacheHome = tempPath;
+#endif
 #endif
 
     return std::make_tuple(configHome, dataHome, cacheHome, tempPath);