[patch 3/3] BaseTools/UPT: Fix a parser issue

[hesschen <hesheng.chen@intel.com>]

Update the method to get PCD information and support empty section.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: hesschen <hesheng.chen@intel.com>
---
 BaseTools/Source/Python/UPT/GenMetaFile/GenInfFile.py      |  5 +++--
 BaseTools/Source/Python/UPT/GenMetaFile/GenMetaFileMisc.py | 13 ++++---------
 2 files changed, 7 insertions(+), 11 deletions(-)

diff --git a/BaseTools/Source/Python/UPT/GenMetaFile/GenInfFile.py b/BaseTools/Source/Python/UPT/GenMetaFile/GenInfFile.py
index bb8a120..a376f56 100644
--- a/BaseTools/Source/Python/UPT/GenMetaFile/GenInfFile.py
+++ b/BaseTools/Source/Python/UPT/GenMetaFile/GenInfFile.py
@@ -568,8 +568,9 @@ def GenUserExtensions(ModuleObject):
         if UserExtension.GetIdentifier() == 'Depex':
             continue
         Statement = UserExtension.GetStatement()
-        if not Statement:
-            continue
+# Comment the code to support user extension without any statement just the section header in []
+#         if not Statement:
+#             continue
         ArchList = UserExtension.GetSupArchList()
         for Index in xrange(0, len(ArchList)):
             ArchList[Index] = ConvertArchForInstall(ArchList[Index])
diff --git a/BaseTools/Source/Python/UPT/GenMetaFile/GenMetaFileMisc.py b/BaseTools/Source/Python/UPT/GenMetaFile/GenMetaFileMisc.py
index 0a8624c..3c6c9ee 100644
--- a/BaseTools/Source/Python/UPT/GenMetaFile/GenMetaFileMisc.py
+++ b/BaseTools/Source/Python/UPT/GenMetaFile/GenMetaFileMisc.py
@@ -2,7 +2,7 @@
 #
 # This file contained the miscellaneous routines for GenMetaFile usage.
 #
-# Copyright (c) 2011 - 2014, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2011 - 2017, Intel Corporation. All rights reserved.<BR>
 #
 # This program and the accompanying materials are licensed and made available 
 # under the terms and conditions of the BSD License which accompanies this 
@@ -108,33 +108,28 @@ def ObtainPcdName(Packages, TokenSpaceGuidValue, Token):
         TokenSpaceGuidName = ''
         PcdCName = ''
         TokenSpaceGuidNameFound = False
-        PcdCNameFound = False
 
         #
         # Get TokenSpaceGuidCName from Guids section 
         #
         for GuidKey in DecGuidsDict:
             GuidList = DecGuidsDict[GuidKey]
-            if TokenSpaceGuidNameFound:
-                break
             for GuidItem in GuidList:
                 if TokenSpaceGuidValue.upper() == GuidItem.GuidString.upper():
                     TokenSpaceGuidName = GuidItem.GuidCName
                     TokenSpaceGuidNameFound = True
                     break
-
+            if TokenSpaceGuidNameFound:
+                break
         #
         # Retrieve PcdCName from Pcds Section
         #
         for PcdKey in DecPcdsDict:
             PcdList = DecPcdsDict[PcdKey]
-            if PcdCNameFound:
-                return TokenSpaceGuidName, PcdCName
             for PcdItem in PcdList:
                 if TokenSpaceGuidName == PcdItem.TokenSpaceGuidCName and Token == PcdItem.TokenValue:
                     PcdCName = PcdItem.TokenCName
-                    PcdCNameFound = True
-                    break
+                    return TokenSpaceGuidName, PcdCName
 
     return TokenSpaceGuidName, PcdCName
 
-- 
2.7.2.windows.1