From 4f0e18265e02b63a2ed717e72ecb817c03475587 Mon Sep 17 00:00:00 2001
From: "Brett V. Forsgren" <brettfo@microsoft.com>
Date: Sat, 8 Oct 2016 16:00:13 -0700
Subject: [PATCH] make the FSHARPINSTALLDIR variable system-wide, but don't
 overwrite it if it's already present

---
 setup/FSharp.SDK/component-groups/Compiler_Redist.wxs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/setup/FSharp.SDK/component-groups/Compiler_Redist.wxs b/setup/FSharp.SDK/component-groups/Compiler_Redist.wxs
index 7e924240ef9..ae8462cb820 100644
--- a/setup/FSharp.SDK/component-groups/Compiler_Redist.wxs
+++ b/setup/FSharp.SDK/component-groups/Compiler_Redist.wxs
@@ -111,7 +111,7 @@
       </Component>
 
       <Component Id="Compiler_Redist_RegistryKeys_CompilerLocation" Guid="$(fsharp.guid(Compiler_Redist_RegistryKeys_CompilerLocation, $(var.LocaleCode)))">
-        <Environment Id="Compiler_Redist_FSHARPINSTALLDIR_Environment_Variable" Name="FSHARPINSTALLDIR" Value="[MicrosoftSDKs_FS_4.1_Framework_v4.0]" />
+        <Environment Id="Compiler_Redist_FSHARPINSTALLDIR_Environment_Variable" Name="FSHARPINSTALLDIR" Value="[MicrosoftSDKs_FS_4.1_Framework_v4.0]" Action="create" System="yes" />
         <RegistryKey Root="HKLM" Key="Software\Microsoft\FSharp\4.1\Runtime\v4.0" ForceCreateOnInstall="yes" ForceDeleteOnUninstall="yes">
           <RegistryValue Value="[MicrosoftSDKs_FS_4.1_Framework_v4.0]" Type="string" />
         </RegistryKey>