From 1a7f12245c26751f7f8456b9147a5bd63977438e Mon Sep 17 00:00:00 2001
From: Kiran Challa <kichalla@microsoft.com>
Date: Tue, 11 Aug 2015 16:57:49 -0700
Subject: [PATCH] Enable pinning build script

---
 build.cmd | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/build.cmd b/build.cmd
index 41025af..ccf195a 100644
--- a/build.cmd
+++ b/build.cmd
@@ -3,6 +3,8 @@ cd %~dp0
 
 SETLOCAL
 SET CACHED_NUGET=%LocalAppData%\NuGet\NuGet.exe
+SET BUILDCMD_KOREBUILD_VERSION=""
+SET BUILDCMD_DNX_VERSION=""
 
 IF EXIST %CACHED_NUGET% goto copynuget
 echo Downloading latest version of NuGet.exe...
@@ -16,13 +18,21 @@ copy %CACHED_NUGET% .nuget\nuget.exe > nul
 
 :restore
 IF EXIST packages\KoreBuild goto run
-.nuget\NuGet.exe install KoreBuild -ExcludeVersion -o packages -nocache -pre
+IF %BUILDCMD_KOREBUILD_VERSION%=="" (
+	.nuget\NuGet.exe install KoreBuild -ExcludeVersion -o packages -nocache -pre
+) ELSE (
+	.nuget\NuGet.exe install KoreBuild -version %BUILDCMD_KOREBUILD_VERSION% -ExcludeVersion -o packages -nocache -pre
+)
 .nuget\NuGet.exe install Sake -version 0.2 -o packages -ExcludeVersion
 
 IF "%SKIP_DNX_INSTALL%"=="1" goto run
-CALL packages\KoreBuild\build\dnvm upgrade -runtime CLR -arch x86
+IF %BUILDCMD_DNX_VERSION%=="" (
+	CALL packages\KoreBuild\build\dnvm upgrade -runtime CLR -arch x86
+) ELSE (
+	CALL packages\KoreBuild\build\dnvm install %BUILDCMD_DNX_VERSION% -runtime CLR -arch x86 -a default
+)
 CALL packages\KoreBuild\build\dnvm install default -runtime CoreCLR -arch x86
 
 :run
 CALL packages\KoreBuild\build\dnvm use default -runtime CLR -arch x86
-packages\Sake\tools\Sake.exe -I packages\KoreBuild\build -f makefile.shade %*
+packages\Sake\tools\Sake.exe -I packages\KoreBuild\build -f makefile.shade %*
\ No newline at end of file