[edk2-staging/EdkRepo] [PATCH] EdkRepo: Use /S switch to pass command args in installer

["Nate DeSimone" <nathaniel.l.desimone@intel.com>]

Cc: Ashley DeSimone <ashley.e.desimone@intel.com>
Cc: Puja Pandya <puja.pandya@intel.com>
Cc: Erik Bjorge <erik.c.bjorge@intel.com>
Cc: Bret Barkelew <Bret.Barkelew@microsoft.com>
Signed-off-by: Nate DeSimone <nathaniel.l.desimone@intel.com>
---
 edkrepo_installer/EdkRepoInstaller/App.xaml.cs      | 4 ++--
 edkrepo_installer/EdkRepoInstaller/InstallWorker.cs | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/edkrepo_installer/EdkRepoInstaller/App.xaml.cs b/edkrepo_installer/EdkRepoInstaller/App.xaml.cs
index 58186c9..5d23624 100644
--- a/edkrepo_installer/EdkRepoInstaller/App.xaml.cs
+++ b/edkrepo_installer/EdkRepoInstaller/App.xaml.cs
@@ -185,7 +185,7 @@ namespace TianoCore.EdkRepoInstaller
                 {
                     InstallLogger.Log(string.Format("{0} is a third party version of {1}. {0} is already installed.", DisplayName, ProductName));
                     InstallLogger.Log(string.Format("To install this version of {1}, {0} must be uninstalled first.", DisplayName, ProductName));
-                    SilentProcess p = SilentProcess.StartConsoleProcessSilently("cmd.exe", string.Format("/c \"{0}\"", UninstallString));
+                    SilentProcess p = SilentProcess.StartConsoleProcessSilently("cmd.exe", string.Format("/S /C \"{0}\"", UninstallString));
                     p.WaitForExit();
                     Thread.Sleep(4000);
                 }
@@ -200,7 +200,7 @@ namespace TianoCore.EdkRepoInstaller
                         );
                     if (Uninstall == MessageBoxResult.Yes)
                     {
-                        SilentProcess p = SilentProcess.StartConsoleProcessSilently("cmd.exe", string.Format("/c \"{0}\"", UninstallString));
+                        SilentProcess p = SilentProcess.StartConsoleProcessSilently("cmd.exe", string.Format("/S /C \"{0}\"", UninstallString));
                         p.WaitForExit();
                         Thread.Sleep(1000);
                     }
diff --git a/edkrepo_installer/EdkRepoInstaller/InstallWorker.cs b/edkrepo_installer/EdkRepoInstaller/InstallWorker.cs
index 5a358f9..c37189b 100644
--- a/edkrepo_installer/EdkRepoInstaller/InstallWorker.cs
+++ b/edkrepo_installer/EdkRepoInstaller/InstallWorker.cs
@@ -672,7 +672,7 @@ namespace TianoCore.EdkRepoInstaller
                         {
                             InstallLogger.Log(string.Format("Uninstalling {0}...", UninstallerPath));
                             string UninstallString = string.Format("\"{0}\" /Uninstall /Passive", UninstallerPath);
-                            SilentProcess p = SilentProcess.StartConsoleProcessSilently("cmd.exe", string.Format("/c \"{0}\"", UninstallString));
+                            SilentProcess p = SilentProcess.StartConsoleProcessSilently("cmd.exe", string.Format("/S /C \"{0}\"", UninstallString));
                             p.WaitForExit();
                             Thread.Sleep(4000);
                         }
-- 
2.24.0.windows.2