Posting to the new list in case this got missed

Reviewed-by: Samer El-Haj-Mahmoud <el...@hp.com>



>From 839512c7d9e74c2de0234299538220968826a4b7 Mon Sep 17 00:00:00 2001
From: Cecil Sheng <cecil.sh...@hp.com>
Date: Mon, 6 Jul 2015 12:15:59 +0800
Subject: [PATCH] BaseTools: Nested !include support in DSC and FDF files.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Cecil Sheng <cecil.sh...@hp.com>
---
 BaseTools/Source/Python/GenFds/FdfParser.py        | 98 ++++++++++++++++++----
 .../Source/Python/Workspace/MetaFileParser.py      | 12 +--
 2 files changed, 91 insertions(+), 19 deletions(-)

diff --git a/BaseTools/Source/Python/GenFds/FdfParser.py 
b/BaseTools/Source/Python/GenFds/FdfParser.py
index 83d3e19..664bf8e 100644
--- a/BaseTools/Source/Python/GenFds/FdfParser.py
+++ b/BaseTools/Source/Python/GenFds/FdfParser.py
@@ -2,6 +2,7 @@
 # parse FDF file
 #
 #  Copyright (c) 2007 - 2014, Intel Corporation. All rights reserved.<BR>
+#  Copyright (c) 2015, Hewlett Packard Enterprise Development, L.P.<BR>
 #
 #  This program and the accompanying materials
 #  are licensed and made available under the terms and conditions of the BSD 
License
@@ -81,16 +82,31 @@ RegionSizeGuidPattern = 
re.compile("\s*(?P<base>\w+\.\w+)\s*\|\s*(?P<size>\w+\.\
 RegionOffsetPcdPattern = re.compile("\s*(?P<base>\w+\.\w+)\s*$")
 ShortcutPcdPattern = 
re.compile("\s*\w+\s*=\s*(?P<value>(?:0x|0X)?[a-fA-F0-9]+)\s*\|\s*(?P<name>\w+\.\w+)\s*")
 
-IncludeFileList = []
+AllIncludeFileList = []
+
+# Get the closest parent
+def GetParentAtLine (Line):
+    for Profile in AllIncludeFileList:
+        if Profile.IsLineInFile(Line):
+            return Profile
+    return None
+
+# Check include loop
+def IsValidInclude (File, Line):
+    for Profile in AllIncludeFileList:
+        if Profile.IsLineInFile(Line) and Profile.FileName == File:
+            return False
+
+    return True
 
 def GetRealFileLine (File, Line):
 
     InsertedLines = 0
-    for Profile in IncludeFileList:
-        if Line >= Profile.InsertStartLineNumber and Line < 
Profile.InsertStartLineNumber + Profile.InsertAdjust + 
len(Profile.FileLinesList):
-            return (Profile.FileName, Line - Profile.InsertStartLineNumber + 1)
-        if Line >= Profile.InsertStartLineNumber + Profile.InsertAdjust + 
len(Profile.FileLinesList):
-            InsertedLines += Profile.InsertAdjust + len(Profile.FileLinesList)
+    for Profile in AllIncludeFileList:
+        if Profile.IsLineInFile(Line):
+            return Profile.GetLineInFile(Line)
+        elif Line >= Profile.InsertStartLineNumber and Profile.Level == 1:
+           InsertedLines += Profile.GetTotalLines()
 
     return (File, Line - InsertedLines)
 
@@ -111,6 +127,7 @@ class Warning (Exception):
         FileLineTuple = GetRealFileLine(File, Line)
         self.FileName = FileLineTuple[0]
         self.LineNumber = FileLineTuple[1]
+        self.OriginalLineNumber = Line
         self.Message = Str
         self.ToolName = 'FdfParser'
 
@@ -157,6 +174,38 @@ class IncludeFileProfile :
 
         self.InsertStartLineNumber = None
         self.InsertAdjust = 0
+        self.IncludeFileList = []
+        self.Level = 1 # first level include file
+    
+    def GetTotalLines(self):
+        TotalLines = self.InsertAdjust + len(self.FileLinesList)
+
+        for Profile in self.IncludeFileList:
+          TotalLines += Profile.GetTotalLines()
+
+        return TotalLines
+
+    def IsLineInFile(self, Line):
+        if Line >= self.InsertStartLineNumber and Line < 
self.InsertStartLineNumber + self.GetTotalLines():
+            return True
+
+        return False
+
+    def GetLineInFile(self, Line):
+        if not self.IsLineInFile (Line):
+            return (self.FileName, -1)
+        
+        InsertedLines = self.InsertStartLineNumber
+
+        for Profile in self.IncludeFileList:
+            if Profile.IsLineInFile(Line):
+                return Profile.GetLineInFile(Line)
+            elif Line >= Profile.InsertStartLineNumber:
+                InsertedLines += Profile.GetTotalLines()
+
+        return (self.FileName, Line - InsertedLines + 1)
+
+
 
 ## The FDF content class that used to record file data when parsing FDF
 #
@@ -306,10 +355,12 @@ class FdfParser:
     #   Reset file data buffer to the initial state
     #
     #   @param  self        The object pointer
+    #   @param  DestLine    Optional new destination line number.
+    #   @param  DestOffset  Optional new destination offset.     
     #
-    def Rewind(self):
-        self.CurrentLineNumber = 1
-        self.CurrentOffsetWithinLine = 0
+    def Rewind(self, DestLine = 1, DestOffset = 0):  
+        self.CurrentLineNumber = DestLine           
+        self.CurrentOffsetWithinLine = DestOffset   
 
     ## __UndoOneChar() method
     #
@@ -565,10 +616,12 @@ class FdfParser:
     #   @param  self        The object pointer
     #
     def PreprocessIncludeFile(self):
-
+           # nested include support
+        Processed = False
         while self.__GetNextToken():
 
             if self.__Token == '!include':
+                Processed = True
                 IncludeLine = self.CurrentLineNumber
                 IncludeOffset = self.CurrentOffsetWithinLine - len('!include')
                 if not self.__GetNextToken():
@@ -612,12 +665,19 @@ class FdfParser:
                             raise Warning("The include file does not exist 
under below directories: \n%s\n%s\n%s\n"%(os.path.dirname(self.FileName), 
PlatformDir, GlobalData.gWorkspace), 
                                           self.FileName, 
self.CurrentLineNumber)
 
+                if not IsValidInclude (IncludedFile1.Path, 
self.CurrentLineNumber):
+                    raise Warning("The include file {0} is causing a include 
loop.\n".format (IncludedFile1.Path), self.FileName, self.CurrentLineNumber)
+
                 IncFileProfile = IncludeFileProfile(IncludedFile1.Path)
 
                 CurrentLine = self.CurrentLineNumber
                 CurrentOffset = self.CurrentOffsetWithinLine
                 # list index of the insertion, note that line number is 
'CurrentLine + 1'
                 InsertAtLine = CurrentLine
+                ParentProfile = GetParentAtLine (CurrentLine)
+                if ParentProfile != None:
+                    ParentProfile.IncludeFileList.insert(0, IncFileProfile)
+                    IncFileProfile.Level = ParentProfile.Level + 1
                 IncFileProfile.InsertStartLineNumber = InsertAtLine + 1
                 # deal with remaining portions after "!include filename", if 
exists.
                 if self.__GetNextToken():
@@ -633,13 +693,17 @@ class FdfParser:
                     self.CurrentLineNumber += 1
                     InsertAtLine += 1
 
-                IncludeFileList.append(IncFileProfile)
+                # reversely sorted to better determine error in file
+                AllIncludeFileList.insert(0, IncFileProfile)
 
                 # comment out the processed include file statement
                 TempList = list(self.Profile.FileLinesList[IncludeLine - 1])
                 TempList.insert(IncludeOffset, '#')
                 self.Profile.FileLinesList[IncludeLine - 1] = ''.join(TempList)
-
+            if Processed: # Nested and back-to-back support
+                self.Rewind(DestLine = IncFileProfile.InsertStartLineNumber - 
1)
+                Processed = False
+        # Preprocess done.
         self.Rewind()
         
     def __GetIfListCurrentItemStat(self, IfList):
@@ -1322,9 +1386,15 @@ class FdfParser:
 
         except Warning, X:
             self.__UndoToken()
-            FileLineTuple = GetRealFileLine(self.FileName, 
self.CurrentLineNumber)
             #'\n\tGot Token: \"%s\" from File %s\n' % (self.__Token, 
FileLineTuple[0]) + \
-            X.Message += ' near line %d, column %d: %s' \
+            # At this point, the closest parent would be the included file 
itself
+            Profile = GetParentAtLine(X.OriginalLineNumber)
+            if Profile != None:
+                X.Message += ' near line %d, column %d: %s' \
+                % (X.LineNumber, 0, Profile.FileLinesList[X.LineNumber-1])
+            else:
+                FileLineTuple = GetRealFileLine(self.FileName, 
self.CurrentLineNumber)
+                X.Message += ' near line %d, column %d: %s' \
                 % (FileLineTuple[1], self.CurrentOffsetWithinLine + 1, 
self.Profile.FileLinesList[self.CurrentLineNumber - 
1][self.CurrentOffsetWithinLine :].rstrip('\n').rstrip('\r'))
             raise
 
diff --git a/BaseTools/Source/Python/Workspace/MetaFileParser.py 
b/BaseTools/Source/Python/Workspace/MetaFileParser.py
index eb02b66..fe1f7fd 100644
--- a/BaseTools/Source/Python/Workspace/MetaFileParser.py
+++ b/BaseTools/Source/Python/Workspace/MetaFileParser.py
@@ -2,6 +2,7 @@
 # This file is used to parse meta files
 #
 # Copyright (c) 2008 - 2015, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2015, Hewlett Packard Enterprise Development, L.P.<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
@@ -1010,11 +1011,6 @@ class DscParser(MetaFileParser):
                                 File=self.MetaFile, Line=self._LineIndex + 1,
                                 ExtraData=self._CurrentLine)
             self._DirectiveStack.append((ItemType, self._LineIndex + 1, 
self._CurrentLine))
-        elif self._From > 0:
-            EdkLogger.error('Parser', FORMAT_INVALID,
-                            "No '!include' allowed in included file",
-                            ExtraData=self._CurrentLine, File=self.MetaFile,
-                            Line=self._LineIndex + 1)
 
         #
         # Model, Value1, Value2, Value3, Arch, ModuleType, BelongsToItem=-1, 
BelongsToFile=-1,
@@ -1479,6 +1475,12 @@ class DscParser(MetaFileParser):
             Parser = DscParser(IncludedFile1, self._FileType, 
IncludedFileTable,
                                Owner=Owner, From=Owner)
 
+            # Does not allow lower level included file to include upper level 
included file
+            if Parser._From != Owner and int(Owner) > int (Parser._From):
+                EdkLogger.error('parser', FILE_ALREADY_EXIST, 
File=self._FileWithError,
+                    Line=self._LineIndex + 1, ExtraData="{0} is already 
included at a higher level.".format(IncludedFile1))
+
+
             # set the parser status with current status
             Parser._SectionName = self._SectionName
             Parser._SectionType = self._SectionType
-- 
1.9.5.msysgit.1



From: Sheng, Cecil (HPS SW) 
Sent: Tuesday, August 18, 2015 1:14 AM
To: edk2-de...@lists.sourceforge.net
Cc: El-Haj-Mahmoud, Samer <samer.el-haj-mahm...@hp.com>; Liu, Yingke D 
<yingke.d....@intel.com>
Subject: [edk2] [PATCH] BaseTools: Add support for nested !include in FDF and 
DSC files Also added code to detect include loops and enhanced error reporting 
for included files

Hi,

Sorry for the delayed update. Please review the attachment for changes to 
support nested include in DSC and FDF files. The performance impact in previous 
patch has been addressed.




Sincerely,

Cecil Sheng
ISS Firmware Development
HP Servers

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