1 files changed, 44 insertions, 0 deletions
diff --git a/lib/ShadowCopy/LockFile.cpp b/lib/ShadowCopy/LockFile.cpp
new file mode 100644
index 00000000..7df3ec66
--- /dev/null
+++ b/lib/ShadowCopy/LockFile.cpp
@@ -0,0 +1,44 @@
+// **************************************************************************
+// * This file is part of the FreeFileSync project. It is distributed under *
+// * GNU General Public License: http://www.gnu.org/licenses/gpl.html       *
+// * Copyright (C) 2008-2011 ZenJu (zhnmju123 AT gmx.de)                    *
+// **************************************************************************
+
+
+#include <string>
+#include <iostream>
+#define WIN32_LEAN_AND_MEAN
+#include "windows.h"
+
+int wmain(int argc, wchar_t* argv[])
+{
+    if (argc <= 1)
+    {
+        std::wcout << "Please enter the filename to be locked as %1 parameter!" << "\n\n";
+        system("pause");
+        return -1;
+    }
+    std::wstring filename = argv[1];
+
+    //obtain exclusive lock on test file
+    HANDLE hFile = ::CreateFile(filename.c_str(),
+                                GENERIC_READ | GENERIC_WRITE,
+                                FILE_SHARE_READ | FILE_SHARE_WRITE,
+                                NULL,
+                                OPEN_EXISTING,
+                                FILE_FLAG_BACKUP_SEMANTICS,
+                                NULL);
+    if (hFile == INVALID_HANDLE_VALUE)
+    {
+        std::wcout << "Error obtaining exclusive lock on test file: " << filename <<  "\n\n";
+        system("pause");
+        return -1;
+    }
+
+    std::wcout << "File " << filename << " is locked! Press a key to unlock." << "\n\n";
+    system("pause");
+
+    ::CloseHandle(hFile);
+    return 0;
+}
+