BaseTools: Fix the issue caused by tostring() removal on Py39

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3136

Python 3.9 remove the array.array.tostring and
array.array.fromstring() function. This patch
is to use other method to replace tostring() and
fromstring()

Signed-off-by: Bob Feng <bob.c.feng@intel.com>

Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Yuwei Chen <yuwei.chen@intel.com>
Cc: Mingyue Liang <mingyuex.liang@intel.com>
Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>

1 files changed, 20 insertions, 3 deletions

diff --git a/BaseTools/Source/Python/GenFds/GenFdsGlobalVariable.py b/BaseTools/Source/Python/GenFds/GenFdsGlobalVariable.py
index dc1727c466..3019ec63c3 100644
--- a/BaseTools/Source/Python/GenFds/GenFdsGlobalVariable.py
+++ b/BaseTools/Source/Python/GenFds/GenFdsGlobalVariable.py
@@ -27,10 +27,11 @@ from Common.TargetTxtClassObject import TargetTxtDict
 from Common.ToolDefClassObject import ToolDefDict

 from AutoGen.BuildEngine import ToolBuildRule

 import Common.DataType as DataType

-from Common.Misc import PathClass

+from Common.Misc import PathClass,CreateDirectory

 from Common.LongFilePathSupport import OpenLongFilePath as open

 from Common.MultipleWorkspace import MultipleWorkspace as mws

 import Common.GlobalData as GlobalData

+from Common.BuildToolError import *

 

 ## Global variables

 #

@@ -463,12 +464,28 @@ class GenFdsGlobalVariable:
                     GenFdsGlobalVariable.SecCmdList.append(' '.join(Cmd).strip())

             else:

                 SectionData = array('B', [0, 0, 0, 0])

-                SectionData.fromstring(Ui.encode("utf_16_le"))

+                SectionData.fromlist(array('B',Ui.encode('utf-16-le')).tolist())

                 SectionData.append(0)

                 SectionData.append(0)

                 Len = len(SectionData)

                 GenFdsGlobalVariable.SectionHeader.pack_into(SectionData, 0, Len & 0xff, (Len >> 8) & 0xff, (Len >> 16) & 0xff, 0x15)

-                SaveFileOnChange(Output, SectionData.tostring())

+

+

+                DirName = os.path.dirname(Output)

+                if not CreateDirectory(DirName):

+                    EdkLogger.error(None, FILE_CREATE_FAILURE, "Could not create directory %s" % DirName)

+                else:

+                    if DirName == '':

+                        DirName = os.getcwd()

+                    if not os.access(DirName, os.W_OK):

+                        EdkLogger.error(None, PERMISSION_FAILURE, "Do not have write permission on directory %s" % DirName)

+

+                try:

+                    with open(Output, "wb") as Fd:

+                        SectionData.tofile(Fd)

+                        Fd.flush()

+                except IOError as X:

+                    EdkLogger.error(None, FILE_CREATE_FAILURE, ExtraData='IOError %s' % X)

 

         elif Ver:

             Cmd += ("-n", Ver)