3 files changed, 43 insertions, 1 deletions

diff --git a/src/burn/engine/core.cpp b/src/burn/engine/core.cpp
index ca613dc5..8b97952c 100644
--- a/src/burn/engine/core.cpp
+++ b/src/burn/engine/core.cpp
@@ -1699,7 +1699,14 @@ static HRESULT GetSanitizedCommandLine(
                 const wchar_t* pwc = wcschr(argv[i], L'=');
                 if (pwc)
                 {
-                    hr = StrAllocString(&sczVariableName, argv[i], pwc - argv[i]);
+                    if (BURN_VARIABLE_COMMAND_LINE_TYPE_UPPER_CASE == pVariables->commandLineType)
+                    {
+                        hr = StrAllocStringToUpperInvariant(&sczVariableName, argv[i], pwc - argv[i]);
+                    }
+                    else
+                    {
+                        hr = StrAllocString(&sczVariableName, argv[i], pwc - argv[i]);
+                    }
                     ExitOnFailure(hr, "Failed to copy variable name.");
 
                     hr = VariableIsHidden(pVariables, sczVariableName, &fHidden);
diff --git a/src/burn/engine/variable.cpp b/src/burn/engine/variable.cpp
index 6f818ff3..e2b1f1f2 100644
--- a/src/burn/engine/variable.cpp
+++ b/src/burn/engine/variable.cpp
@@ -294,6 +294,7 @@ extern "C" HRESULT VariablesParseFromXml(
     )
 {
     HRESULT hr = S_OK;
+    IXMLDOMNode* pixnCommandLine = NULL;
     IXMLDOMNodeList* pixnNodes = NULL;
     IXMLDOMNode* pixnNode = NULL;
     DWORD cNodes = 0;
@@ -307,6 +308,32 @@ extern "C" HRESULT VariablesParseFromXml(
 
     ::EnterCriticalSection(&pVariables->csAccess);
 
+    // select registration node
+    hr = XmlSelectSingleNode(pixnBundle, L"CommandLine", &pixnCommandLine);
+    if (S_FALSE == hr)
+    {
+        hr = E_NOTFOUND;
+    }
+    ExitOnFailure(hr, "Failed to select CommandLine node.");
+
+    // @Variables
+    hr = XmlGetAttributeEx(pixnCommandLine, L"Variables", &scz);
+    ExitOnFailure(hr, "Failed to get CommandLine/@Variables.");
+
+    if (CSTR_EQUAL == ::CompareStringW(LOCALE_INVARIANT, 0, scz, -1, L"upperCase", -1))
+    {
+        pVariables->commandLineType = BURN_VARIABLE_COMMAND_LINE_TYPE_UPPER_CASE;
+    }
+    else if (CSTR_EQUAL == ::CompareStringW(LOCALE_INVARIANT, 0, scz, -1, L"caseSensitive", -1))
+    {
+        pVariables->commandLineType = BURN_VARIABLE_COMMAND_LINE_TYPE_CASE_SENSITIVE;
+    }
+    else
+    {
+        hr = E_INVALIDARG;
+        ExitOnFailure(hr, "Invalid value for CommandLine/@Variables: %ls", scz);
+    }
+
     // select variable nodes
     hr = XmlSelectNodes(pixnBundle, L"Variable", &pixnNodes);
     ExitOnFailure(hr, "Failed to select variable nodes.");
@@ -434,6 +461,7 @@ extern "C" HRESULT VariablesParseFromXml(
 LExit:
     ::LeaveCriticalSection(&pVariables->csAccess);
 
+    ReleaseObject(pixnCommandLine);
     ReleaseObject(pixnNodes);
     ReleaseObject(pixnNode);
     ReleaseStr(scz);
diff --git a/src/burn/engine/variable.h b/src/burn/engine/variable.h
index a38c9daa..9ed86ca7 100644
--- a/src/burn/engine/variable.h
+++ b/src/burn/engine/variable.h
@@ -25,6 +25,12 @@ typedef HRESULT (*PFN_INITIALIZEVARIABLE)(
 
 // constants
 
+enum BURN_VARIABLE_COMMAND_LINE_TYPE
+{
+    BURN_VARIABLE_COMMAND_LINE_TYPE_UPPER_CASE,
+    BURN_VARIABLE_COMMAND_LINE_TYPE_CASE_SENSITIVE,
+};
+
 enum BURN_VARIABLE_INTERNAL_TYPE
 {
     BURN_VARIABLE_INTERNAL_TYPE_NORMAL, // the BA can set this variable.
@@ -54,6 +60,7 @@ typedef struct _BURN_VARIABLES
     DWORD dwMaxVariables;
     DWORD cVariables;
     BURN_VARIABLE* rgVariables;
+    BURN_VARIABLE_COMMAND_LINE_TYPE commandLineType;
 } BURN_VARIABLES;