FdfParser has identical one.  import and share.

Cc: Liming Gao <liming.gao@intel.com>
Cc: Yonghong Zhu <yonghong.zhu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Jaben Carsey <jaben.carsey@intel.com>
---
 BaseTools/Source/Python/GenFds/FdfParser.py | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/BaseTools/Source/Python/GenFds/FdfParser.py b/BaseTools/Source/Python/GenFds/FdfParser.py
index 9903e9570cf9..4c911789fa62 100644
--- a/BaseTools/Source/Python/GenFds/FdfParser.py
+++ b/BaseTools/Source/Python/GenFds/FdfParser.py
@@ -60,7 +60,7 @@ from Common.LongFilePathSupport import OpenLongFilePath as open
 from Capsule import EFI_CERT_TYPE_PKCS7_GUID
 from Capsule import EFI_CERT_TYPE_RSA2048_SHA256_GUID
 from Common.RangeExpression import RangeExpression
-from Common.FdfParserLite import FileExtensionPattern
+from Common.FdfParserLite import FileExtensionPattern,TokenFindPattern
 
 ##define T_CHAR_SPACE                ' '
 ##define T_CHAR_NULL                 '\0'
@@ -2800,12 +2800,11 @@ class FdfParser:
     def __GetFileOpts(self, FfsFileObj):
 
         if self.__GetNextToken():
-            Pattern = re.compile(r'([a-zA-Z0-9\-]+|\$\(TARGET\)|\*)_([a-zA-Z0-9\-]+|\$\(TOOL_CHAIN_TAG\)|\*)_([a-zA-Z0-9\-]+|\$\(ARCH\)|\*)')
-            if Pattern.match(self.__Token):
+            if TokenFindPattern.match(self.__Token):
                 FfsFileObj.KeyStringList.append(self.__Token)
                 if self.__IsToken(","):
                     while self.__GetNextToken():
-                        if not Pattern.match(self.__Token):
+                        if not TokenFindPattern.match(self.__Token):
                             raise Warning("expected KeyString \"Target_Tag_Arch\"", self.FileName, self.CurrentLineNumber)
                         FfsFileObj.KeyStringList.append(self.__Token)
 
@@ -3749,12 +3748,11 @@ class FdfParser:
 
         KeyStringList = []
         if self.__GetNextToken():
-            Pattern = re.compile(r'([a-zA-Z0-9\-]+|\$\(TARGET\)|\*)_([a-zA-Z0-9\-]+|\$\(TOOL_CHAIN_TAG\)|\*)_([a-zA-Z0-9\-]+|\$\(ARCH\)|\*)')
-            if Pattern.match(self.__Token):
+            if TokenFindPattern.match(self.__Token):
                 KeyStringList.append(self.__Token)
                 if self.__IsToken(","):
                     while self.__GetNextToken():
-                        if not Pattern.match(self.__Token):
+                        if not TokenFindPattern.match(self.__Token):
                             raise Warning("expected KeyString \"Target_Tag_Arch\"", self.FileName, self.CurrentLineNumber)
                         KeyStringList.append(self.__Token)
 
-- 
2.16.2.windows.1

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