There is a limitation on WINDOWS OS for the length of entire file path can’t be larger than 255. There is an OS API provided by Microsoft to add “\\?\” before the path header to support the long file path. Enable this feature on basetools.

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@15809 6f19259b-4bc3-4df7-8a09-765794883524

6 files changed, 18 insertions, 14 deletions

diff --git a/BaseTools/Source/Python/AutoGen/AutoGen.py b/BaseTools/Source/Python/AutoGen/AutoGen.py
index 11cf8b2f18..c4662572a0 100644
--- a/BaseTools/Source/Python/AutoGen/AutoGen.py
+++ b/BaseTools/Source/Python/AutoGen/AutoGen.py
@@ -13,7 +13,7 @@
 

 ## Import Modules

 #

-import os

+import Common.LongFilePathOs as os

 import re

 import os.path as path

 import copy

@@ -26,6 +26,7 @@ from StringIO import StringIO
 from StrGather import *

 from BuildEngine import BuildRule

 

+from Common.LongFilePathSupport import CopyLongFilePath

 from Common.BuildToolError import *

 from Common.DataType import *

 from Common.Misc import *

diff --git a/BaseTools/Source/Python/AutoGen/BuildEngine.py b/BaseTools/Source/Python/AutoGen/BuildEngine.py
index b3083d0395..d15ccc06d5 100644
--- a/BaseTools/Source/Python/AutoGen/BuildEngine.py
+++ b/BaseTools/Source/Python/AutoGen/BuildEngine.py
@@ -1,7 +1,7 @@
 ## @file

 # The engine for building files

 #

-# Copyright (c) 2007, Intel Corporation. All rights reserved.<BR>

+# Copyright (c) 2007 - 2014, 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 distribution.  The full text of the license may be found at

@@ -14,10 +14,11 @@
 ##

 # Import Modules

 #

-import os

+import Common.LongFilePathOs as os

 import re

 import copy

 import string

+from Common.LongFilePathSupport import OpenLongFilePath as open

 

 from Common.GlobalData import *

 from Common.BuildToolError import *

diff --git a/BaseTools/Source/Python/AutoGen/GenDepex.py b/BaseTools/Source/Python/AutoGen/GenDepex.py
index 37ba7bc72c..a390d560fc 100644
--- a/BaseTools/Source/Python/AutoGen/GenDepex.py
+++ b/BaseTools/Source/Python/AutoGen/GenDepex.py
@@ -1,7 +1,7 @@
 ## @file

 # This file is used to generate DEPEX file for module's dependency expression

 #

-# Copyright (c) 2007 - 2010, Intel Corporation. All rights reserved.<BR>

+# Copyright (c) 2007 - 2014, 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 distribution.    The full text of the license may be found at

@@ -13,10 +13,10 @@
 ## Import Modules

 #

 import sys

-import os

+import Common.LongFilePathOs as os

 import re

 import traceback

-

+from Common.LongFilePathSupport import OpenLongFilePath as open

 from StringIO import StringIO

 from struct import pack

 from Common.BuildToolError import *

diff --git a/BaseTools/Source/Python/AutoGen/GenMake.py b/BaseTools/Source/Python/AutoGen/GenMake.py
index 00d0af0cb7..64eedfaa12 100644
--- a/BaseTools/Source/Python/AutoGen/GenMake.py
+++ b/BaseTools/Source/Python/AutoGen/GenMake.py
@@ -1,7 +1,7 @@
 ## @file

 # Create makefile for MS nmake and GNU make

 #

-# Copyright (c) 2007 - 2010, Intel Corporation. All rights reserved.<BR>

+# Copyright (c) 2007 - 2014, 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 distribution.  The full text of the license may be found at

@@ -13,11 +13,12 @@
 

 ## Import Modules

 #

-import os

+import Common.LongFilePathOs as os

 import sys

 import string

 import re

 import os.path as path

+from Common.LongFilePathSupport import OpenLongFilePath as open

 

 from Common.BuildToolError import *

 from Common.Misc import *

diff --git a/BaseTools/Source/Python/AutoGen/StrGather.py b/BaseTools/Source/Python/AutoGen/StrGather.py
index b84d9f90aa..20af015bcf 100644
--- a/BaseTools/Source/Python/AutoGen/StrGather.py
+++ b/BaseTools/Source/Python/AutoGen/StrGather.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2007 - 2010, Intel Corporation. All rights reserved.<BR>

+# Copyright (c) 2007 - 2014, 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 distribution.  The full text of the license may be found at

@@ -20,6 +20,7 @@ from Common.BuildToolError import *
 from UniClassObject import *

 from StringIO import StringIO

 from struct import pack

+from Common.LongFilePathSupport import OpenLongFilePath as open

 

 ##

 # Static definitions

diff --git a/BaseTools/Source/Python/AutoGen/UniClassObject.py b/BaseTools/Source/Python/AutoGen/UniClassObject.py
index 7b1ce72ea7..e676ad6ec8 100644
--- a/BaseTools/Source/Python/AutoGen/UniClassObject.py
+++ b/BaseTools/Source/Python/AutoGen/UniClassObject.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2007 - 2012, Intel Corporation. All rights reserved.<BR>

+# Copyright (c) 2007 - 2014, 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 distribution.  The full text of the license may be found at

@@ -14,13 +14,13 @@
 ##

 # Import Modules

 #

-import os, codecs, re

+import Common.LongFilePathOs as os, codecs, re

 import distutils.util

 import Common.EdkLogger as EdkLogger

 from Common.BuildToolError import *

 from Common.String import GetLineNo

 from Common.Misc import PathClass

-

+from Common.LongFilePathSupport import LongFilePath

 ##

 # Static definitions

 #

@@ -210,7 +210,7 @@ class UniFileClassObject(object):
         Lang = distutils.util.split_quoted((Line.split(u"//")[0]))

         if len(Lang) != 3:

             try:

-                FileIn = codecs.open(File.Path, mode='rb', encoding='utf-16').read()

+                FileIn = codecs.open(LongFilePath(File.Path), mode='rb', encoding='utf-16').read()

             except UnicodeError, X:

                 EdkLogger.error("build", FILE_READ_FAILURE, "File read failure: %s" % str(X), ExtraData=File);

             except:

@@ -292,7 +292,7 @@ class UniFileClassObject(object):
             EdkLogger.error("Unicode File Parser", FILE_NOT_FOUND, ExtraData=File.Path)

 

         try:

-            FileIn = codecs.open(File.Path, mode='rb', encoding='utf-16').readlines()

+            FileIn = codecs.open(LongFilePath(File.Path), mode='rb', encoding='utf-16').readlines()

         except UnicodeError, X:

             EdkLogger.error("build", FILE_READ_FAILURE, "File read failure: %s" % str(X), ExtraData=File.Path);

         except: