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#!/usr/bin/python
#
# Copyright (C) 2009 Google Inc. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# Copyright (c) 2009 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# action_derivedsourcesallinone.py generates a single cpp file that includes
# all v8 bindings cpp files generated from idls. Files can be assigned into
# multiple output files, to reduce maximum compilation unit size and allow
# parallel compilation.
#
# usage: action_derivedsourcesallinone.py IDL_FILES_LIST -- OUTPUT_FILE1 OUTPUT_FILE2 ...
#
# Note that IDL_FILES_LIST is a text file containing the IDL file paths.
import errno
import os
import os.path
import re
import subprocess
import sys
# A regexp for finding Conditional attributes in interface definitions.
conditionalPattern = re.compile('interface[\s]*\[[^\]]*Conditional=([\_0-9a-zA-Z&|]*)')
copyrightTemplate = """/*
* THIS FILE WAS AUTOMATICALLY GENERATED, DO NOT EDIT.
*
* This file was generated by the make_jni_lists.py script.
*
* Copyright (C) 2009 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
"""
# Wraps conditional with ENABLE() and replace '&','|' with '&&','||' if more than one conditional is specified.
def formatConditional(conditional):
def wrapWithEnable(s):
if re.match('[|&]$', s):
return s * 2
return 'ENABLE(' + s + ')'
return ' '.join(map(wrapWithEnable, conditional))
# Find the conditional interface attribute.
def extractConditional(idlFilePath):
conditional = None
# Read file and look for "interface [ Conditional=XXX ]".
idlFile = open(idlFilePath)
idlContents = idlFile.read().replace('\n', '')
idlFile.close()
match = conditionalPattern.search(idlContents)
if match:
conditional = match.group(1)
conditional = re.split('([|&])', conditional)
return conditional
# Extracts conditional and interface name from each IDL file.
def extractMetaData(filePaths):
metaDataList = []
for f in filePaths:
metaData = {}
if len(f) == 0:
continue
if not os.path.exists(f):
print 'WARNING: file not found: "%s"' % f
continue
# Extract type name from file name
(parentPath, fileName) = os.path.split(f)
(interfaceName, ext) = os.path.splitext(fileName)
if not ext == '.idl':
continue
metaData = {
'conditional': extractConditional(f),
'name': interfaceName,
}
metaDataList.append(metaData)
return metaDataList
def generateContent(filesMetaData, partition, totalPartitions):
# Sort files by conditionals.
filesMetaData.sort()
output = []
# Add fixed content.
output.append(copyrightTemplate)
output.append('#define NO_IMPLICIT_ATOMICSTRING\n\n')
# List all includes segmented by if and endif.
prevConditional = None
for metaData in filesMetaData:
name = metaData['name']
if (hash(name) % totalPartitions) != partition:
continue
conditional = metaData['conditional']
if prevConditional and prevConditional != conditional:
output.append('#endif\n')
if conditional and prevConditional != conditional:
output.append('\n#if %s\n' % formatConditional(conditional))
output.append('#include "bindings/V8%s.cpp"\n' % name)
prevConditional = conditional
if prevConditional:
output.append('#endif\n')
return ''.join(output)
def writeContent(content, outputFileName):
(parentPath, fileName) = os.path.split(outputFileName)
if not os.path.exists(parentPath):
print parentPath
os.mkdir(parentPath)
f = open(outputFileName, 'w')
f.write(content)
f.close()
def resolveCygpath(cygdriveNames):
cmd = ['cygpath', '-f', '-', '-wa']
process = subprocess.Popen(cmd, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
idlFileNames = []
for fileName in cygdriveNames:
process.stdin.write("%s\n" % fileName)
process.stdin.flush()
idlFileNames.append(process.stdout.readline().rstrip())
process.stdin.close()
process.wait()
return idlFileNames
def main(args):
assert(len(args) > 3)
inOutBreakIndex = args.index('--')
inputFileName = args[1]
outputFileNames = args[inOutBreakIndex+1:]
inputFile = open(inputFileName, 'r')
idlFileNames = []
cygdriveNames = []
for line in inputFile:
idlFileName = line.rstrip().split(' ')[0]
if idlFileName.startswith("/cygdrive"):
cygdriveNames.append(idlFileName)
else:
idlFileNames.append(idlFileName)
if cygdriveNames:
idlFileNames.extend(resolveCygpath(cygdriveNames))
inputFile.close()
filesMetaData = extractMetaData(idlFileNames)
for fileName in outputFileNames:
partition = outputFileNames.index(fileName)
fileContents = generateContent(filesMetaData, partition, len(outputFileNames))
writeContent(fileContents, fileName)
return 0
if __name__ == '__main__':
sys.exit(main(sys.argv))
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