This patch is going to:

1.       Add a checkpoint to check if an UNI file is a valid UTF-16 file
2.       Add a checkpoint to check if a GUID/PPI/PROTOCOL/PCD is in a valid format.
3.       Some other minor changes.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Hess Chen <hesheng.chen@intel.com>
Reviewed-by: Yingke Liu <yingke.d.liu@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15886 6f19259b-4bc3-4df7-8a09-765794883524

BaseTools/Source/Python/Ecc/config.ini

@@ -70,6 +70,8 @@ GeneralCheckCarriageReturn = 1
 GeneralCheckFileExistence = 1
 # Check whether file has non ACSII char
 GeneralCheckNonAcsii = 1
+# Check whether UNI file is valid
+GeneralCheckUni = 1
 
 #
 # Space Checking
@@ -236,7 +238,7 @@ MetaDataFileCheckPcdDuplicate = 1
 # Check whether PCD settings in the FDF file can only be related to flash.
 MetaDataFileCheckPcdFlash = 1
 # Check whether PCDs used in INF files but not specified in DSC or FDF files
-MetaDataFileCheckPcdNoUse = 1
+MetaDataFileCheckPcdNoUse = 0
 # Check whether having duplicate guids defined for Guid/Protocol/Ppi
 MetaDataFileCheckGuidDuplicate = 1
 # Check whether all files under module directory are described in INF files