Merge getVisualStudioInstances into bootstrap.ps1

1 files changed, 71 insertions, 1 deletions

diff --git a/scripts/bootstrap.ps1 b/scripts/bootstrap.ps1
index 970fa0488..a2d9103dd 100644
--- a/scripts/bootstrap.ps1
+++ b/scripts/bootstrap.ps1
@@ -26,9 +26,79 @@ if (!(Test-Path $vcpkgSourcesPath))
     return
 }
 
+function getVisualStudioInstances()
+{
+    $programFiles = getProgramFiles32bit
+    $results = New-Object System.Collections.ArrayList
+    $vswhereExe = "$programFiles\Microsoft Visual Studio\Installer\vswhere.exe"
+    if (Test-Path $vswhereExe)
+    {
+        $output = & $vswhereExe -prerelease -legacy -products * -format xml
+        [xml]$asXml = $output
+
+        foreach ($instance in $asXml.instances.instance)
+        {
+            $installationPath = $instance.InstallationPath -replace "\\$" # Remove potential trailing backslash
+            $installationVersion = $instance.InstallationVersion
+
+            $isPrerelease = -7
+            if (vcpkgHasProperty -object $instance -propertyName "isPrerelease")
+            {
+                $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
+            $results.Add("<sol>::${releaseType}::${installationVersion}::${installationPath}::<eol>") > $null
+        }
+    }
+    else
+    {
+        Write-Verbose "Could not locate vswhere at $vswhereExe"
+    }
+
+    if ("$env:vs140comntools" -ne "")
+    {
+        $installationPath = Split-Path -Parent $(Split-Path -Parent "$env:vs140comntools")
+        $clExe = "$installationPath\VC\bin\cl.exe"
+        $vcvarsallbat = "$installationPath\VC\vcvarsall.bat"
+
+        if ((Test-Path $clExe) -And (Test-Path $vcvarsallbat))
+        {
+            $results.Add("<sol>::PreferenceWeight1::Legacy::14.0::$installationPath::<eol>") > $null
+        }
+    }
+
+    $installationPath = "$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))
+    {
+        $results.Add("<sol>::PreferenceWeight1::Legacy::14.0::$installationPath::<eol>") > $null
+    }
+
+    $results.Sort()
+    $results.Reverse()
+
+    return $results
+}
+
 function findAnyMSBuildWithCppPlatformToolset([string]$withVSPath)
 {
-    $VisualStudioInstances = & $scriptsDir\getVisualStudioInstances.ps1
+    $VisualStudioInstances = getVisualStudioInstances
     if ($VisualStudioInstances -eq $null)
     {
         throw "Could not find Visual Studio. VS2015 or VS2017 (with C++) needs to be installed."