| #!/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. |
| |
| # usage: rule_binding.py INPUT CPPDIR HDIR -- INPUTS -- OPTIONS |
| # |
| # INPUT is an IDL file, such as Whatever.idl. |
| # |
| # CPPDIR is the directory into which V8Whatever.cpp will be placed. HDIR is |
| # the directory into which V8Whatever.h will be placed. |
| # |
| # The first item in INPUTS is the path to generate-bindings.pl. Remaining |
| # items in INPUTS are used to build the Perl module include path. |
| # |
| # OPTIONS are passed as-is to generate-bindings.pl as additional arguments. |
| |
| |
| import errno |
| import os |
| import shlex |
| import shutil |
| import subprocess |
| import sys |
| |
| |
| def SplitArgsIntoSections(args): |
| sections = [] |
| while len(args) > 0: |
| if not '--' in args: |
| # If there is no '--' left, everything remaining is an entire section. |
| dashes = len(args) |
| else: |
| dashes = args.index('--') |
| |
| sections.append(args[:dashes]) |
| |
| # Next time through the loop, look at everything after this '--'. |
| if dashes + 1 == len(args): |
| # If the '--' is at the end of the list, we won't come back through the |
| # loop again. Add an empty section now corresponding to the nothingness |
| # following the final '--'. |
| args = [] |
| sections.append(args) |
| else: |
| args = args[dashes + 1:] |
| |
| return sections |
| |
| |
| def main(args): |
| sections = SplitArgsIntoSections(args[1:]) |
| assert len(sections) == 3, sections |
| (base, inputs, options) = sections |
| |
| assert len(base) == 3, base |
| (input, cppdir, hdir) = base |
| |
| assert len(inputs) > 1, inputs |
| generateBindings = inputs[0] |
| perlModules = inputs[1:] |
| |
| includeDirs = [] |
| for perlModule in perlModules: |
| includeDir = os.path.dirname(perlModule) |
| if not includeDir in includeDirs: |
| includeDirs.append(includeDir) |
| |
| if '--prefix' in options: |
| prefixIndex = options.index('--prefix') |
| else: |
| prefixIndex = options.index('--generator') |
| |
| fileName = '' |
| if '--filename' in options: |
| fileName = options[options.index('--filename') + 1] |
| |
| if prefixIndex + 1 < len(options): |
| prefix = options[prefixIndex + 1] |
| |
| # The defines come in as one flat string. Split it up into distinct arguments. |
| if '--defines' in options: |
| definesIndex = options.index('--defines') |
| if definesIndex + 1 < len(options): |
| splitOptions = shlex.split(options[definesIndex + 1]) |
| if splitOptions: |
| options[definesIndex + 1] = ' '.join(splitOptions) |
| |
| # Build up the command. |
| command = ['perl', '-w'] |
| for includeDir in includeDirs: |
| command.extend(['-I', includeDir]) |
| command.append(generateBindings) |
| command.extend(options) |
| command.extend(['--outputHeadersDir', hdir]) |
| command.extend(['--outputDir', cppdir, input]) |
| |
| # Do it. check_call is new in 2.5, so simulate its behavior with call and |
| # assert. |
| returnCode = subprocess.call(command) |
| assert returnCode == 0 |
| |
| return returnCode |
| |
| |
| if __name__ == '__main__': |
| sys.exit(main(sys.argv)) |