gGuidPattern = re.compile(r'{}'.format(_GuidPattern))\r
gGuidPatternEnd = re.compile(r'{}$'.format(_GuidPattern))\r
\r
+## Regular expressions for HEX matching\r
+g4HexChar = re.compile(r'{}{{4}}'.format(_HexChar))\r
+gHexPattern = re.compile(r'0[xX]{}+'.format(_HexChar))\r
+\r
#\r
# A global variable for whether current build in AutoGen phase or not.\r
#\r