Powershell setup

%USERPROFILE%\Documents\WindowsPowerShell\Microsoft.PowerShell_profile.ps1

# general settings
Set-PSReadlineOption -EditMode Emacs

function Prompt
{
    $identity = [Security.Principal.WindowsIdentity]::GetCurrent()
    $principal = [Security.Principal.WindowsPrincipal] $identity
    if ($principal.IsInRole([Security.Principal.WindowsBuiltInRole] "Administrator")) {
        Write-Host "$(Get-Location)" -NoNewLine -ForegroundColor Red
        return " # "
    }

    Write-Host "$(Get-Location)" -NoNewLine -ForegroundColor Green
    return " `$ "
}