[CmdletBinding()] param( ) $scriptsDir = split-path -parent $script:MyInvocation.MyCommand.Definition $vswhereExe = (& $scriptsDir\fetchTool.ps1 "vswhere") -replace "::" -replace "::" $output = & $vswhereExe -prerelease -legacy -products * -format xml [xml]$asXml = $output $results = New-Object System.Collections.ArrayList foreach ($instance in $asXml.instances.instance) { $installationPath = $instance.InstallationPath -replace "\\$" # Remove potential trailing backslash $installationVersion = $instance.InstallationVersion $isPrerelease = $instance.IsPrerelease if ($isPrerelease -eq 0) { $releaseType = "PreferenceWeight3::StableRelease" } elseif ($isPrerelease -eq 1) { $releaseType = "PreferenceWeight2::PreRelease" } else { $releaseType = "PreferenceWeight1::Legacy" } # Placed like that for easy sorting according to preference $results.Add("::${releaseType}::${installationVersion}::${installationPath}::") > $null } # If nothing is found, attempt to find VS2015 Build Tools (not detected by vswhere.exe) if ($results.Count -eq 0) { $programFiles = & $scriptsDir\getProgramFiles32bit.ps1 $installationPath = "$programFiles\Microsoft Visual Studio 14.0" $clExe = "$installationPath\VC\bin\cl.exe" $vcvarsallbat = "$installationPath\VC\vcvarsall.bat" if ((Test-Path $clExe) -And (Test-Path $vcvarsallbat)) { return "::PreferenceWeight1::Legacy::14.0::$installationPath::" } } $results.Sort() $results.Reverse() return $results