120 lines
3.8 KiB
Python
120 lines
3.8 KiB
Python
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#!/usr/bin/env python
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# Copyright (C) 2010 - Arnaud Quette <arnaud.quette@gmail.com>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# This program extracts all drivers specific variables, declared
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# using 'addvar()' and output a complete ups.conf lens for Augeas
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import sys
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import re
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import glob
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import codecs
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# Return a sorted list of unique entries, based on the input 'list'
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def sortUnique(list):
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newVarList = []
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prevVar = ''
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# sort the list
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list.sort()
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for curVariable in list:
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if curVariable != prevVar:
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newVarList.append(curVariable)
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prevVar = curVariable
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return newVarList
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# Grep for 'string' pattern in the text 'list',
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# excluding C/C++ styles comments
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# Return the list of matching lines
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def grep(string,list):
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matchList = []
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expr = re.compile(string)
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for text in list:
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match = expr.search(text)
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if match != None:
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# Exclude comments
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exprComment = re.compile('(/\*([^*]|(\*+[^*/]))*\*+/)|(//.*)')
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if (exprComment.search(match.string) == None):
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matchList.append(match.string)
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return matchList
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if __name__ == '__main__':
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rawCount = 0
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global finalCount
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variableNames = []
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specificVars = ""
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global inLensContent
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global finalLensContent
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Exceptionlist = ['../../drivers/main.c', '../../drivers/skel.c']
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outputFilename = 'nutupsconf.aug.in'
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templateFilename = 'nutupsconf.aug.tpl'
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dirPrefix = ''
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if (len(sys.argv) == 2):
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dirPrefix = sys.argv[1]
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print dirPrefix
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# 1/ Extract all specific drivers parameters, in a sorted list with unique entries
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# 1.1/ List all drivers implementation files
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for filename in glob.glob('../../drivers/*.c'):
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# 1.2/ Exclude main.c, which defines addvar() and skel.c (example driver)
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if filename not in Exceptionlist:
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fd = codecs.open(filename, encoding='utf-8')
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# 1.3/ Grep for the "addvar(..." pattern
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matchResults = grep ('.*addvar[\ ]*\(.*(VAR_FLAG|VAR_VALUE)*,.*', fd)
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# 1.4/ Extract variable names
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for line in matchResults:
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row = line.split(',')
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if len(row) >= 2:
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# Absence of quotes indicate that we have a #define
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# Let's grep in .ch related files
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if (row[1].find('"') == -1):
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for defFilename in glob.glob(filename.replace('.c', '.[ch]')):
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defFd = codecs.open(defFilename, encoding='utf-8')
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matchString = '^#define.*' + row[1].replace('"', '').lstrip() + '.*'
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matchResult = grep (matchString, defFd)
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for varDefine in matchResult:
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# Now search for a string
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defRow = re.findall(r'"([^"]*)",?', varDefine)
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if (len(defRow) == 1):
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variableNames.append(defRow[0])
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else:
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# Remove quotes
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variableNames.append(row[1].replace('"', '').lstrip())
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# Filter multiply defined variables
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variableNames = sortUnique(variableNames)
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# Create the formated list of specific variables
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for name in variableNames:
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specificVars += " | \"%s\"\n" %(name)
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# 2/ Load the template lens
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tplFd = codecs.open(dirPrefix + templateFilename, encoding='utf-8')
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# 2.1/ Search for the pattern to replace
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outputText = tplFd.read()
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outputText = outputText.replace('@SPECIFIC_DRV_VARS@', specificVars)
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# 3/ Output final lens
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outFd = codecs.open(outputFilename, mode='w', encoding='utf-8')
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outFd.write(outputText)
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