Added check-file-system.ps1

Scripts/check-file-system.ps1

@@ -0,0 +1,25 @@
+#!/bin/powershell
+<#
+.SYNTAX       ./check-file-system.ps1 [<drive>] 
+.DESCRIPTION  checks the validity of the file system (needs admin rights)
+.LINK         https://github.com/fleschutz/PowerShell
+.NOTES        Author: Markus Fleschutz / License: CC0
+#>
+
+#Requires -RunAsAdministrator
+
+param($Drive = "")
+
+if ($Drive -eq "" ) {
+	$Drive = read-host "Enter drive (letter) to check"
+}
+
+try {
+	repair-volume -driveLetter $Drive -scan
+
+	write-host -foregroundColor green "OK - drive $Drive is non-corrupt"
+	exit 0
+} catch {
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	exit 1
+}