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Imports System.IO
Module Module1
Sub ProcessTree(ByVal Dir As String)
Dim DirObj As New DirectoryInfo(Dir)
Dim Files As FileInfo() = DirObj.GetFiles("*.*")
Dim Dirs As DirectoryInfo() = DirObj.GetDirectories("*.*")
Dim Filename As FileInfo
For Each Filename In Files
Try
If (Filename.Attributes And FileAttributes.ReadOnly) Then
Filename.Attributes = (Filename.Attributes And Not FileAttributes.ReadOnly)
End If
Catch E As Exception
Console.WriteLine("Error changing attribute for {0}", Filename.FullName)
Console.WriteLine("Error: {0}", E.Message)
End Try
Next
Dim DirectoryName As DirectoryInfo
For Each DirectoryName In Dirs
Try
ProcessTree(DirectoryName.FullName)
Catch E As Exception
Console.WriteLine("Error accessing {0}", DirectoryName.FullName)
Console.WriteLine("Error: {0}", E.Message)
End Try
Next
End Sub
Sub Main()
ProcessTree("C:\")
End Sub
End Module
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