Add FsUtils

openVulkanoCpp/IO/FsUtils.cpp

@@ -0,0 +1,52 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+#include "FsUtils.hpp"
+
+namespace fs = std::filesystem;
+
+namespace OpenVulkano
+{
+	bool FsUtils::DeleteEmptyDirs(const std::filesystem::path& dir, bool recursive)
+	{
+		for (auto& p: fs::directory_iterator(dir))
+		{
+			if (fs::is_directory(p))
+			{
+				if (recursive)
+				{
+					if (IsTreeEmpty(p))
+					{
+						fs::remove_all(p);
+					}
+				}
+				else if (fs::is_empty(p))
+				{
+					fs::remove(p);
+				}
+			}
+		}
+	}
+
+	bool FsUtils::IsTreeEmpty(const std::filesystem::path& dir)
+	{
+		for (auto& p: fs::directory_iterator(dir))
+		{
+			if (fs::is_directory(p))
+			{
+				if (!IsTreeEmpty(p))
+				{
+					return false;
+				}
+			}
+			else
+			{
+				return false; // found a file, so the directory tree is not empty
+			}
+		}
+		return true;
+	}
+}

openVulkanoCpp/IO/FsUtils.hpp

@@ -0,0 +1,19 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+#pragma once
+
+#include <filesystem>
+
+namespace OpenVulkano
+{
+	class FsUtils
+	{
+		static bool DeleteEmptyDirs(const std::filesystem::path& dir, bool recursive = true);
+
+		static bool IsTreeEmpty(const std::filesystem::path& dir);
+	};
+}