| #!/usr/bin/env python |
| # Copyright 2017 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. |
| |
| from __future__ import print_function |
| |
| import argparse |
| import os |
| import subprocess |
| import sys |
| |
| |
| # This function is inspired from the one in src/tools/vim/ninja-build.vim in the |
| # Chromium repository. |
| def path_to_source_root(path): |
| """Returns the absolute path to the chromium source root.""" |
| candidate = os.path.dirname(path) |
| # This is a list of directories that need to identify the src directory. The |
| # shorter it is, the more likely it's wrong (checking for just |
| # "build/common.gypi" would find "src/v8" for files below "src/v8", as |
| # "src/v8/build/common.gypi" exists). The longer it is, the more likely it is |
| # to break when we rename directories. |
| fingerprints = ['chrome', 'net', 'v8', 'build', 'skia'] |
| while candidate and not all( |
| [os.path.isdir(os.path.join(candidate, fp)) for fp in fingerprints]): |
| new_candidate = os.path.dirname(candidate) |
| if new_candidate == candidate: |
| raise Exception("Couldn't find source-dir from %s" % path) |
| candidate = os.path.dirname(candidate) |
| return candidate |
| |
| |
| def main(): |
| parser = argparse.ArgumentParser() |
| parser.add_argument( |
| '--file-path', |
| help='The file path, could be absolute or relative to the current ' |
| 'directory.', |
| required=True) |
| parser.add_argument( |
| '--build-dir', |
| help='The build directory, relative to the source directory. Jumbo ' |
| 'builds aren\'t supported but you can create a non-jumbo build ' |
| 'config just for this script and keep using jumbo in your regular ' |
| 'builds.', |
| required=True) |
| |
| options = parser.parse_args() |
| |
| src_dir = path_to_source_root(os.path.abspath(options.file_path)) |
| abs_build_dir = os.path.join(src_dir, options.build_dir) |
| src_relpath = os.path.relpath(options.file_path, abs_build_dir) |
| |
| print('Building %s' % options.file_path) |
| |
| ninja_exec = 'ninja' |
| carets = '^' |
| # We need to make sure that we call the ninja executable, calling |ninja| |
| # directly might end up calling a wrapper script that'll remove the caret |
| # characters. |
| if sys.platform == 'win32': |
| ninja_exec = 'ninja.exe' |
| # The caret character has to be escaped on Windows as it's an escape |
| # character. |
| carets = '^^' |
| |
| command = [ |
| ninja_exec, |
| '-C', abs_build_dir, |
| '%s%s' % (src_relpath, carets) |
| ] |
| # |shell| should be set to True on Windows otherwise the carets characters |
| # get dropped from the command line. |
| return subprocess.call(command, shell=sys.platform=='win32') |
| |
| |
| if __name__ == '__main__': |
| sys.exit(main()) |