BaseTools: add new command line option to support override PCD value

[mirror_edk2.git] / BaseTools / Source / Python / AutoGen / InfSectionParser.py

## @file\r
# Parser a Inf file and Get specify section data.\r
#\r
# Copyright (c) 2007 - 2012, Intel Corporation. All rights reserved.<BR>\r
# This program and the accompanying materials\r
# are licensed and made available under the terms and conditions of the BSD License\r
# which accompanies this distribution.  The full text of the license may be found at\r
# http://opensource.org/licenses/bsd-license.php\r
#\r
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
#\r
\r
## Import Modules\r
#\r
\r
import Common.EdkLogger as EdkLogger\r
from Common.BuildToolError import *\r
from Common.DataType import *\r
 \r
\r
class InfSectionParser():\r
    def __init__(self, FilePath):\r
        self._FilePath = FilePath\r
        self._FileSectionDataList = []\r
        self._ParserInf()\r
    \r
    def _ParserInf(self):\r
        Filename = self._FilePath\r
        FileLinesList = []\r
        UserExtFind = False\r
        FindEnd = True\r
        FileLastLine = False\r
        SectionLine = ''\r
        SectionData = []\r
        \r
        try:\r
            FileLinesList = open(Filename, "r", 0).readlines()\r
        except BaseException:\r
            EdkLogger.error("build", AUTOGEN_ERROR, 'File %s is opened failed.' % Filename)\r
        \r
        for Index in range(0, len(FileLinesList)):\r
            line = str(FileLinesList[Index]).strip()\r
            if Index + 1 == len(FileLinesList):\r
                FileLastLine = True\r
                NextLine = ''\r
            else:\r
                NextLine = str(FileLinesList[Index + 1]).strip()\r
            if UserExtFind and FindEnd == False:\r
                if line:\r
                    SectionData.append(line)\r
            if line.lower().startswith(TAB_SECTION_START) and line.lower().endswith(TAB_SECTION_END):\r
                SectionLine = line\r
                UserExtFind = True\r
                FindEnd = False\r
            \r
            if (NextLine != '' and NextLine[0] == TAB_SECTION_START and \\r
                NextLine[-1] == TAB_SECTION_END) or FileLastLine:\r
                UserExtFind = False\r
                FindEnd = True\r
                self._FileSectionDataList.append({SectionLine: SectionData[:]})\r
                SectionData = []\r
                SectionLine = ''\r
    \r
\r
    # Get depex expresion\r
    #\r
    # @return: a list include some dictionary that key is section and value is a list contain all data.\r
    def GetDepexExpresionList(self):\r
        DepexExpresionList = []\r
        if not self._FileSectionDataList:\r
            return DepexExpresionList\r
        for SectionDataDict in self._FileSectionDataList:\r
            for key in SectionDataDict.keys():\r
                if key.lower() == "[depex]" or key.lower().startswith("[depex."):\r
                    SectionLine = key.lstrip(TAB_SECTION_START).rstrip(TAB_SECTION_END)\r
                    SubSectionList = [SectionLine]\r
                    if str(SectionLine).find(TAB_COMMA_SPLIT) > -1:\r
                        SubSectionList = str(SectionLine).split(TAB_COMMA_SPLIT)\r
                    for SubSection in SubSectionList:\r
                        SectionList = SubSection.split(TAB_SPLIT)\r
                        SubKey = ()\r
                        if len(SectionList) == 1:\r
                            SubKey = (TAB_ARCH_COMMON, TAB_ARCH_COMMON)\r
                        elif len(SectionList) == 2:\r
                            SubKey = (SectionList[1], TAB_ARCH_COMMON)\r
                        elif len(SectionList) == 3:\r
                            SubKey = (SectionList[1], SectionList[2])\r
                        else:\r
                            EdkLogger.error("build", AUTOGEN_ERROR, 'Section %s is invalid.' % key)\r
                        DepexExpresionList.append({SubKey: SectionDataDict[key]})\r
        return DepexExpresionList\r
\r
\r
\r
\r
\r
\r
\r
\r
\r
\r
\r
\r
\r
\r
\r