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| 1 #!/usr/bin/python | |
| 2 # | |
| 3 # Copyright (C) 2009 Google Inc. All rights reserved. | |
| 4 # | |
| 5 # Redistribution and use in source and binary forms, with or without | |
| 6 # modification, are permitted provided that the following conditions are | |
| 7 # met: | |
| 8 # | |
| 9 # * Redistributions of source code must retain the above copyright | |
| 10 # notice, this list of conditions and the following disclaimer. | |
| 11 # * Redistributions in binary form must reproduce the above | |
| 12 # copyright notice, this list of conditions and the following disclaimer | |
| 13 # in the documentation and/or other materials provided with the | |
| 14 # distribution. | |
| 15 # * Neither the name of Google Inc. nor the names of its | |
| 16 # contributors may be used to endorse or promote products derived from | |
| 17 # this software without specific prior written permission. | |
| 18 # | |
| 19 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 20 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 21 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 22 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 23 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 24 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 25 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 26 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 27 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 28 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 29 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 30 # | |
| 31 # Copyright (c) 2009 The Chromium Authors. All rights reserved. | |
| 32 # Use of this source code is governed by a BSD-style license that can be | |
| 33 # found in the LICENSE file. | |
| 34 | |
| 35 # action_derivedsourcesallinone.py generates a single cpp file that includes | |
| 36 # all v8 bindings cpp files generated from idls. Files can be assigned into | |
| 37 # multiple output files, to reduce maximum compilation unit size and allow | |
| 38 # parallel compilation. | |
| 39 # | |
| 40 # usage: action_derivedsourcesallinone.py IDL_FILES_LIST -- OUTPUT_FILE1 OUTPUT_
FILE2 ... | |
| 41 # | |
| 42 # Note that IDL_FILES_LIST is a text file containing the IDL file paths. | |
| 43 | |
| 44 import errno | |
| 45 import os | |
| 46 import os.path | |
| 47 import re | |
| 48 import subprocess | |
| 49 import sys | |
| 50 | |
| 51 # A regexp for finding Conditional attributes in interface definitions. | |
| 52 conditionalPattern = re.compile('interface[\s]*\[[^\]]*Conditional=([\_0-9a-zA-Z
&|]*)') | |
| 53 | |
| 54 copyrightTemplate = """/* | |
| 55 * THIS FILE WAS AUTOMATICALLY GENERATED, DO NOT EDIT. | |
| 56 * | |
| 57 * This file was generated by the action_derivedsourcesallinone.py script. | |
| 58 * | |
| 59 * Copyright (C) 2009 Google Inc. All rights reserved. | |
| 60 * | |
| 61 * Redistribution and use in source and binary forms, with or without | |
| 62 * modification, are permitted provided that the following conditions | |
| 63 * are met: | |
| 64 * 1. Redistributions of source code must retain the above copyright | |
| 65 * notice, this list of conditions and the following disclaimer. | |
| 66 * 2. Redistributions in binary form must reproduce the above copyright | |
| 67 * notice, this list of conditions and the following disclaimer in the | |
| 68 * documentation and/or other materials provided with the distribution. | |
| 69 * | |
| 70 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | |
| 71 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 72 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 73 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | |
| 74 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 75 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 76 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 77 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
| 78 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 79 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 80 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 81 */ | |
| 82 """ | |
| 83 | |
| 84 | |
| 85 # Wraps conditional with ENABLE() and replace '&','|' with '&&','||' if more tha
n one conditional is specified. | |
| 86 def formatConditional(conditional): | |
| 87 def wrapWithEnable(s): | |
| 88 if re.match('[|&]$', s): | |
| 89 return s * 2 | |
| 90 return 'ENABLE(' + s + ')' | |
| 91 return ' '.join(map(wrapWithEnable, conditional)) | |
| 92 | |
| 93 | |
| 94 # Find the conditional interface attribute. | |
| 95 def extractConditional(idlFilePath): | |
| 96 conditional = None | |
| 97 | |
| 98 # Read file and look for "interface [ Conditional=XXX ]". | |
| 99 idlFile = open(idlFilePath) | |
| 100 idlContents = idlFile.read().replace('\n', '') | |
| 101 idlFile.close() | |
| 102 | |
| 103 match = conditionalPattern.search(idlContents) | |
| 104 if match: | |
| 105 conditional = match.group(1) | |
| 106 conditional = re.split('([|&])', conditional) | |
| 107 | |
| 108 return conditional | |
| 109 | |
| 110 # Extracts conditional and interface name from each IDL file. | |
| 111 def extractMetaData(filePaths): | |
| 112 metaDataList = [] | |
| 113 | |
| 114 for f in filePaths: | |
| 115 metaData = {} | |
| 116 if len(f) == 0: | |
| 117 continue | |
| 118 if not os.path.exists(f): | |
| 119 print 'WARNING: file not found: "%s"' % f | |
| 120 continue | |
| 121 | |
| 122 # Extract type name from file name | |
| 123 (parentPath, fileName) = os.path.split(f) | |
| 124 (interfaceName, ext) = os.path.splitext(fileName) | |
| 125 | |
| 126 if not ext == '.idl': | |
| 127 continue | |
| 128 | |
| 129 metaData = { | |
| 130 'conditional': extractConditional(f), | |
| 131 'name': interfaceName, | |
| 132 } | |
| 133 | |
| 134 metaDataList.append(metaData) | |
| 135 | |
| 136 return metaDataList | |
| 137 | |
| 138 | |
| 139 def generateContent(filesMetaData, partition, totalPartitions): | |
| 140 # Sort files by conditionals. | |
| 141 filesMetaData.sort() | |
| 142 | |
| 143 output = [] | |
| 144 | |
| 145 # Add fixed content. | |
| 146 output.append(copyrightTemplate) | |
| 147 output.append('#define NO_IMPLICIT_ATOMICSTRING\n\n') | |
| 148 | |
| 149 # List all includes segmented by if and endif. | |
| 150 prevConditional = None | |
| 151 for metaData in filesMetaData: | |
| 152 name = metaData['name'] | |
| 153 if (hash(name) % totalPartitions) != partition: | |
| 154 continue | |
| 155 conditional = metaData['conditional'] | |
| 156 | |
| 157 if prevConditional and prevConditional != conditional: | |
| 158 output.append('#endif\n') | |
| 159 if conditional and prevConditional != conditional: | |
| 160 output.append('\n#if %s\n' % formatConditional(conditional)) | |
| 161 | |
| 162 output.append('#include "bindings/V8%s.cpp"\n' % name) | |
| 163 | |
| 164 prevConditional = conditional | |
| 165 | |
| 166 if prevConditional: | |
| 167 output.append('#endif\n') | |
| 168 | |
| 169 return ''.join(output) | |
| 170 | |
| 171 | |
| 172 def writeContent(content, outputFileName): | |
| 173 (parentPath, fileName) = os.path.split(outputFileName) | |
| 174 if not os.path.exists(parentPath): | |
| 175 print parentPath | |
| 176 os.mkdir(parentPath) | |
| 177 f = open(outputFileName, 'w') | |
| 178 f.write(content) | |
| 179 f.close() | |
| 180 | |
| 181 | |
| 182 def resolveCygpath(cygdriveNames): | |
| 183 cmd = ['cygpath', '-f', '-', '-wa'] | |
| 184 process = subprocess.Popen(cmd, stdin=subprocess.PIPE, stdout=subprocess.PIP
E, stderr=subprocess.STDOUT) | |
| 185 idlFileNames = [] | |
| 186 for fileName in cygdriveNames: | |
| 187 process.stdin.write("%s\n" % fileName) | |
| 188 process.stdin.flush() | |
| 189 idlFileNames.append(process.stdout.readline().rstrip()) | |
| 190 process.stdin.close() | |
| 191 process.wait() | |
| 192 return idlFileNames | |
| 193 | |
| 194 | |
| 195 def main(args): | |
| 196 assert(len(args) > 3) | |
| 197 inOutBreakIndex = args.index('--') | |
| 198 inputFileName = args[1] | |
| 199 outputFileNames = args[inOutBreakIndex+1:] | |
| 200 | |
| 201 inputFile = open(inputFileName, 'r') | |
| 202 idlFileNames = [] | |
| 203 cygdriveNames = [] | |
| 204 for line in inputFile: | |
| 205 idlFileName = line.rstrip().split(' ')[0] | |
| 206 if idlFileName.startswith("/cygdrive"): | |
| 207 cygdriveNames.append(idlFileName) | |
| 208 else: | |
| 209 idlFileNames.append(idlFileName) | |
| 210 | |
| 211 if cygdriveNames: | |
| 212 idlFileNames.extend(resolveCygpath(cygdriveNames)) | |
| 213 inputFile.close() | |
| 214 | |
| 215 filesMetaData = extractMetaData(idlFileNames) | |
| 216 for fileName in outputFileNames: | |
| 217 partition = outputFileNames.index(fileName) | |
| 218 fileContents = generateContent(filesMetaData, partition, len(outputFileN
ames)) | |
| 219 writeContent(fileContents, fileName) | |
| 220 | |
| 221 return 0 | |
| 222 | |
| 223 | |
| 224 if __name__ == '__main__': | |
| 225 sys.exit(main(sys.argv)) | |
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Chromium Code Reviews
Issue 26414004:
Move core/scripts to build/scripts so that platform can use them. (Closed)
Base URL: svn://svn.chromium.org/blink/trunk