#!/usr/bin/env python3 # Copyright (C) 2017 The Android Open Source Project # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. import argparse import hashlib import logging import os import shutil import subprocess import stat import sys import tempfile import zipfile from collections import namedtuple from platform import system, machine # The format for the deps below is the following: # (target_folder, source_url, sha1, target_platform) # |source_url| can be either a git repo or a http url. # If a git repo, |checksum| is the SHA1 committish that will be checked out. # If a http url, |checksum| is the SHA256 of the downloaded file. # If the url is a .zip or .tgz file it will be automatically deflated under # |target_folder|, taking care of stripping the root folder if it's a single # root (to avoid ending up with buildtools/protobuf/protobuf-1.2.3/... and have # instead just buildtools/protobuf). # |target_os| is either 'darwin', 'linux', 'windows' or 'all' # |target_arch| is either 'x64', 'aarch64' or 'all' # in both cases the dep only applies on matching platforms # |target_arch| can be 'all' when 'target_os' is not 'all' for example in the # case of MacOS universal binaries. Dependency = namedtuple( 'Dependency', ['target_folder', 'source_url', 'checksum', 'target_os', 'target_arch']) # This is to remove old directories when build tools get {re,}moved. This is to # avoid accidentally referring to stale dir in custom user scripts. CLEANUP_OLD_DIRS = [ 'buildtools/nodejs', # Moved to buildtools/{mac,linux64}/nodejs 'buildtools/emsdk', # Moved to buildtools/{mac,linux64}/emsdk 'buildtools/test_data', # Moved to test/data by r.android.com/1539381 . 'buildtools/d8', # Removed by r.android.com/1424334 . ] # Dependencies required to build code on the host or when targeting desktop OS. BUILD_DEPS_TOOLCHAIN_HOST = [ # GN. From https://chrome-infra-packages.appspot.com/dl/gn/gn/. # git_revision:83dad00afb232d7235dd70dff1ee90292d72a01e . Dependency( 'buildtools/mac/gn', 'https://storage.googleapis.com/perfetto/gn-mac-1695-83dad00a', '513d3adeb56b745e62af4e3ccb76b76f023c6aaa25d6a2be9a89e44cd10a4c1a', 'darwin', 'x64'), Dependency( 'buildtools/linux64/gn', 'https://storage.googleapis.com/perfetto/gn-linux64-1695-83dad00a', '4f589364153f182b05cd845e93407489d6ce8acc03290c897928a7bd22b20cce', 'linux', 'x64'), Dependency( 'buildtools/win/gn.exe', 'https://storage.googleapis.com/perfetto/gn-win-1695-83dad00a', '908c29556539292203d2952ebf55df03697cbc7cf526a3e295f31ba2576e4cac', 'windows', 'x64'), # clang-format # From https://chromium.googlesource.com/chromium/src/buildtools/+/refs/heads/master/mac/clang-format.sha1 Dependency( 'buildtools/mac/clang-format', 'https://storage.googleapis.com/chromium-clang-format/62bde1baa7196ad9df969fc1f06b66360b1a927b', '6df686a937443cbe6efc013467a7ba5f98d3f187eb7765bb7abc6ce47626cf66', 'darwin', 'x64'), # From https://chromium.googlesource.com/chromium/src/buildtools/+/refs/heads/master/linux64/clang-format.sha1 Dependency( 'buildtools/linux64/clang-format', 'https://storage.googleapis.com/chromium-clang-format/1baf0089e895c989a311b6a38ed94d0e8be4c0a7', 'd02a97a87e8c28898033aaf5986967b24dc47ebd5b376e1cd93e5009f22cd75e', 'linux', 'x64'), # From https://chromium.googlesource.com/chromium/src/buildtools/+/refs/heads/master/win/clang-format.exe.sha1 Dependency( 'buildtools/win/clang-format.exe', 'https://storage.googleapis.com/chromium-clang-format/d4afd4eba27022f5f6d518133aebde57281677c9', '2ba1b4d3ade90ea80316890b598ab5fc16777572be26afec6ce23117da121b80', 'windows', 'x64'), # Keep the SHA1 in sync with |clang_format_rev| in chromium //buildtools/DEPS. Dependency( 'buildtools/clang_format/script', 'https://chromium.googlesource.com/chromium/llvm-project/cfe/tools/clang-format.git', '96636aa0e9f047f17447f2d45a094d0b59ed7917', 'all', 'all'), # Ninja Dependency( 'buildtools/mac/ninja', 'https://storage.googleapis.com/perfetto/ninja-mac-c15b0698da038b2bd2e8970c14c75fadc06b1add', '4224b90734590b0148ad8ee63ee7b295e88e0652e4d1f4271ef2b91d880b0e19', 'darwin', 'x64'), Dependency( 'buildtools/linux64/ninja', 'https://storage.googleapis.com/perfetto/ninja-linux64-c866952bda50c29a669222477309287119bbb7e8', '54ac6a01362190aaabf4cf276f9c8982cdf11b225438940fdde3339be0f2ecdc', 'linux', 'x64'), Dependency( 'buildtools/win/ninja.exe', 'https://storage.googleapis.com/perfetto/ninja-win-4a5f05c24afef05ef03329a1bbfedee0678b524a', '6f8af488be74ed8787d04e107080d05330587a4198ba047bd5b7f5b0c3150d61', 'windows', 'x64'), # Keep the revision in sync with Chrome's PACKAGE_VERSION in # tools/clang/scripts/update.py. Dependency( 'buildtools/linux64/clang.tgz', 'https://commondatastorage.googleapis.com/chromium-browser-clang/Linux_x64/clang-llvmorg-12-init-5035-gd0abc757-3.tgz', 'b0c3015209b6d624844ad230064eb5c9b4429a2eafd4854981e73217c563d93d', 'linux', 'x64'), Dependency( 'buildtools/win/clang.tgz', 'https://commondatastorage.googleapis.com/chromium-browser-clang/Win/clang-llvmorg-12-init-5035-gd0abc757-3.tgz', 'b2854d871a466e3a060469b5edb24ca355ef64576d38778f64acbd3c6d7cf530', 'windows', 'x64'), ] BUILD_DEPS_HOST = [ # Keep in sync with Android's //external/googletest/README.version. Dependency( 'buildtools/googletest', 'https://android.googlesource.com/platform/external/googletest.git', '3f05f651ae3621db58468153e32016bc1397800b', 'all', 'all'), # Keep in sync with Chromium's //third_party/protobuf. Dependency( 'buildtools/protobuf', 'https://chromium.googlesource.com/external/github.com/google/protobuf.git', '6a59a2ad1f61d9696092f79b6d74368b4d7970a3', # refs/tags/v3.9.0 'all', 'all'), # libc++, libc++abi and libunwind for Linux where we need to rebuild the C++ # lib from sources. Keep the SHA1s in sync with Chrome's src/buildtools/DEPS. Dependency( 'buildtools/libcxx', 'https://chromium.googlesource.com/external/github.com/llvm/llvm-project/libcxx.git', 'd9040c75cfea5928c804ab7c235fed06a63f743a', 'all', 'all'), Dependency( 'buildtools/libcxxabi', 'https://chromium.googlesource.com/external/github.com/llvm/llvm-project/libcxxabi.git', '196ba1aaa8ac285d94f4ea8d9836390a45360533', 'all', 'all'), Dependency( 'buildtools/libunwind', 'https://chromium.googlesource.com/external/github.com/llvm/llvm-project/libunwind.git', 'd999d54f4bca789543a2eb6c995af2d9b5a1f3ed', 'all', 'all'), # Keep in sync with chromium DEPS. Dependency( 'buildtools/libfuzzer', 'https://chromium.googlesource.com/chromium/llvm-project/compiler-rt/lib/fuzzer.git', 'debe7d2d1982e540fbd6bd78604bf001753f9e74', 'linux', 'all'), # Benchmarking tool. Dependency( 'buildtools/benchmark', 'https://chromium.googlesource.com/external/github.com/google/benchmark.git', '090faecb454fbd6e6e17a75ef8146acb037118d4', 'all', 'all'), # Libbacktrace, for stacktraces in Linux/Android debug builds. # From https://github.com/ianlancetaylor/libbacktrace/archive/177940370e4a6b2509e92a0aaa9749184e64af43.zip Dependency( 'buildtools/libbacktrace.zip', 'https://storage.googleapis.com/perfetto/libbacktrace-177940370e4a6b2509e92a0aaa9749184e64af43.zip', '21ac9a4209f7aeef766c482be53a7fa365063c031c7077e2070b491202983b31', 'all', 'all'), # Sqlite for the trace processing library. # This is the amalgamated source whose compiled output is meant to be faster. # We still pull the full source for the extensions (which are not available # in the amalgamation). Dependency( 'buildtools/sqlite.zip', 'https://storage.googleapis.com/perfetto/sqlite-amalgamation-3350400.zip', 'f3bf0df69f5de0675196f4644e05d07dbc698d674dc563a12eff17d5b215cdf5', 'all', 'all'), Dependency( 'buildtools/sqlite_src', 'https://chromium.googlesource.com/external/github.com/sqlite/sqlite.git', 'ee3686eb50c0e3dbb087c9a0976f7e37e1b014ae', # refs/tags/version-3.32.3. 'all', 'all'), # JsonCpp for legacy json import. Used only by the trace processor in # standalone builds. Dependency( 'buildtools/jsoncpp', 'https://chromium.googlesource.com/external/github.com/open-source-parsers/jsoncpp.git', '6aba23f4a8628d599a9ef7fa4811c4ff6e4070e2', # refs/tags/1.9.3. 'all', 'all'), # These dependencies are for libunwindstack, which is used by src/profiling. Dependency('buildtools/android-core', 'https://android.googlesource.com/platform/system/core.git', '9e6cef7f07d8c11b3ea820938aeb7ff2e9dbaa52', 'all', 'all'), Dependency( 'buildtools/android-unwinding', 'https://android.googlesource.com/platform/system/unwinding.git', '5150e1292ec6b16e4717e86b9e3cfb855eec18a3', 'all', 'all'), Dependency('buildtools/android-logging', 'https://android.googlesource.com/platform/system/logging.git', '7b36b566c9113fc703d68f76e8f40c0c2432481c', 'all', 'all'), Dependency('buildtools/android-libbase', 'https://android.googlesource.com/platform/system/libbase.git', '78f1c2f83e625bdf66d55b48bdb3a301c20d2fb3', 'all', 'all'), Dependency( 'buildtools/android-libprocinfo', 'https://android.googlesource.com/platform/system/libprocinfo.git', 'fd214c13ededecae97a3b15b5fccc8925a749a84', 'all', 'all'), Dependency('buildtools/lzma', 'https://android.googlesource.com/platform/external/lzma.git', '7851dce6f4ca17f5caa1c93a4e0a45686b1d56c3', 'all', 'all'), Dependency('buildtools/zlib', 'https://android.googlesource.com/platform/external/zlib.git', '5c85a2da4c13eda07f69d81a1579a5afddd35f59', 'all', 'all'), Dependency('buildtools/bionic', 'https://android.googlesource.com/platform/bionic.git', '332065d57e734b65f56474d136d22d767e36cbcd', 'all', 'all'), # Example traces for regression tests. Dependency( 'test/data.zip', 'https://storage.googleapis.com/perfetto/test-data-20210513-224349.zip', '3dcc146f4ce38d17fd1f8c4c65af07e7cf7c5c4cb8aa4c7bf73ec3a095d997d1', 'all', 'all', ), # Linenoise, used only by trace_processor in standalone builds. Dependency('buildtools/linenoise', 'https://fuchsia.googlesource.com/third_party/linenoise.git', 'c894b9e59f02203dbe4e2be657572cf88c4230c3', 'all', 'all'), ] # Dependencies required to build Android code. # URLs and SHA1s taken from: # - https://dl.google.com/android/repository/repository-11.xml # - https://dl.google.com/android/repository/sys-img/android/sys-img.xml BUILD_DEPS_ANDROID = [ # Android NDK Dependency( 'buildtools/ndk.zip', 'https://dl.google.com/android/repository/android-ndk-r21e-darwin-x86_64.zip', '437278103a3db12632c05b1be5c41bbb8522791a67e415cc54411a65366f499d', 'darwin', 'x64'), Dependency( 'buildtools/ndk.zip', 'https://dl.google.com/android/repository/android-ndk-r21e-linux-x86_64.zip', 'ad7ce5467e18d40050dc51b8e7affc3e635c85bd8c59be62de32352328ed467e', 'linux', 'x64'), ] # Dependencies required to run Android tests. TEST_DEPS_ANDROID = [ # Android emulator images. Dependency( 'buildtools/aosp-arm.zip', 'https://storage.googleapis.com/perfetto/aosp-02022018-arm.zip', 'f5c7a3a22ad7aa0bd14ba467e8697e1e917d306699bd25622aa4419a413b9b67', 'all', 'all'), # platform-tools.zip contains adb binaries. Dependency( 'buildtools/android_sdk/platform-tools.zip', 'https://dl.google.com/android/repository/platform-tools_r26.0.0-darwin.zip', '98d392cbd21ca20d643c7e1605760cc49075611e317c534096b5564053f4ac8e', 'darwin', 'x64'), Dependency( 'buildtools/android_sdk/platform-tools.zip', 'https://dl.google.com/android/repository/platform-tools_r26.0.0-linux.zip', '90208207521d85abf0d46e3374aa4e04b7aff74e4f355c792ac334de7a77e50b', 'linux', 'x64'), # Android emulator binaries. Dependency( 'buildtools/emulator', 'https://android.googlesource.com/platform/prebuilts/android-emulator.git', '4b260028dc27bc92c39bee9129cb2ba839970956', 'all', 'x64'), ] # This variable is updated by tools/roll-catapult-trace-viewer. CATAPULT_SHA256 = 'b30108e05268ce6c65bb4126b65f6bfac165d17f5c1fd285046e7e6fd76c209f' TYPEFACES_SHA256 = 'b3f0f14eeecd4555ae94f897ec246b2c6e046ce0ea417407553f5767e7812575' UI_DEPS = [ Dependency( 'buildtools/mac/nodejs.tgz', 'https://storage.googleapis.com/chromium-nodejs/14.15.4/17ba7216e09de1bffb9dc80b7ec617a1cee40330', 'b81a466347d2ae34b1370b6681ba173e9fb082338170a41624b37be7a2052b7e', 'darwin', 'x64'), Dependency( 'buildtools/linux64/nodejs.tgz', 'https://storage.googleapis.com/chromium-nodejs/14.15.4/b2e40ddbac04d05baafbb007f203c6663c9d4ca9', '5aa88f1e2bf036950790277f3431634f64044ec78362f3e4f0dc8da28d61e9a4', 'linux', 'x64'), Dependency( 'buildtools/mac/emsdk.tgz', 'https://storage.googleapis.com/perfetto/emscripten-2.0.12-mac.tgz', 'aa125f8c8ff8a386d43e18c8ea0c98c875cc19160a899403e8967a5478f96f31', 'darwin', 'x64'), Dependency( 'buildtools/linux64/emsdk.tgz', 'https://storage.googleapis.com/perfetto/emscripten-2.0.12-linux.tgz', 'bfff9fb0326363c12e19b542f27a5f12cedbfc310f30621dc497c9af51d2d2e3', 'linux', 'x64'), Dependency( 'buildtools/catapult_trace_viewer.tgz', 'https://storage.googleapis.com/perfetto/catapult_trace_viewer-%s.tar.gz' % CATAPULT_SHA256, CATAPULT_SHA256, 'all', 'all'), Dependency( 'buildtools/typefaces.tgz', 'https://storage.googleapis.com/perfetto/typefaces-%s.tar.gz' % TYPEFACES_SHA256, TYPEFACES_SHA256, 'all', 'all') ] ROOT_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__))) UI_DIR = os.path.join(ROOT_DIR, 'ui') TOOLS_DIR = os.path.join(ROOT_DIR, 'tools') NODE_MODULES_STATUS_FILE = os.path.join(UI_DIR, 'node_modules', '.last_install') def DownloadURL(url, out_file): subprocess.check_call(['curl', '-L', '-#', '-o', out_file, url]) def GetArch(): arch = machine() if arch == 'aarch64': return 'aarch64' else: # Assume everything else is x64 matching previous behaviour. return 'x64' def ReadFile(path): if not os.path.exists(path): return None with open(path) as f: return f.read().strip() def MkdirRecursive(path): # Works with both relative and absolute paths cwd = '/' if path.startswith('/') else ROOT_DIR for part in path.split('/'): cwd = os.path.join(cwd, part) if not os.path.exists(cwd): os.makedirs(cwd) else: assert (os.path.isdir(cwd)) def HashLocalFile(path): if not os.path.exists(path): return None with open(path, 'rb') as f: return hashlib.sha256(f.read()).hexdigest() def ExtractZipfilePreservePermissions(zf, info, path): zf.extract(info.filename, path=path) target_path = os.path.join(path, info.filename) min_acls = 0o755 if info.filename.endswith('/') else 0o644 os.chmod(target_path, (info.external_attr >> 16) | min_acls) def IsGitRepoCheckoutOutAtRevision(path, revision): return ReadFile(os.path.join(path, '.git', 'HEAD')) == revision def RmtreeIfExists(path): # Git creates read-only files on windows, which cause failures with rmtree. # This seems the socially accepted way to deal with it. # See https://bugs.python.org/issue19643 . def del_read_only_for_windows(_action, name, _exc): os.chmod(name, stat.S_IWRITE) os.remove(name) if not os.path.exists(path): return buildtools_path = os.path.abspath(os.path.join(ROOT_DIR, 'buildtools')) test_path = os.path.abspath(os.path.join(ROOT_DIR, 'test', 'data')) if (not os.path.abspath(path).startswith(buildtools_path) and not os.path.abspath(path).startswith(test_path)): # Safety check to prevent that some merge confilct ends up doing some # rm -rf / or similar. logging.fatal( 'Cannot remove %s: outside of buildtools and test/data', path) sys.exit(1) logging.info('Removing %s' % path) shutil.rmtree(path, onerror=del_read_only_for_windows) def CheckoutGitRepo(path, git_url, revision, check_only): if IsGitRepoCheckoutOutAtRevision(path, revision): return False if check_only: return True path = path.replace('/', os.sep) RmtreeIfExists(path) MkdirRecursive(path) logging.info('Fetching %s @ %s into %s', git_url, revision, path) subprocess.check_call(['git', 'init', path], cwd=path) subprocess.check_call( ['git', 'fetch', '--quiet', '--depth', '1', git_url, revision], cwd=path) subprocess.check_call(['git', 'checkout', revision, '--quiet'], cwd=path) assert (IsGitRepoCheckoutOutAtRevision(path, revision)) return True def InstallNodeModules(force_clean=False): if force_clean: node_modules = os.path.join(UI_DIR, 'node_modules') logging.info('Clearing %s', node_modules) subprocess.check_call(['git', 'clean', '-qxffd', node_modules], cwd=ROOT_DIR) logging.info("Running npm install in {0}".format(UI_DIR)) subprocess.check_call( [os.path.join(TOOLS_DIR, 'npm'), 'install', '--no-save'], cwd=UI_DIR) # pbjs has the bad habit of installing extra packages on its first run. Run # it here, so we avoid fetches while building. node_bin = os.path.join(TOOLS_DIR, 'node') pbjs = [node_bin, 'node_modules/.bin/pbjs', '/dev/null', '-o', '/dev/null'] subprocess.call(pbjs, cwd=UI_DIR) with open(NODE_MODULES_STATUS_FILE, 'w') as f: f.write(HashLocalFile(os.path.join(UI_DIR, 'package-lock.json'))) def CheckNodeModules(): """Returns True if the modules are up-to-date. There doesn't seem to be an easy way to check node modules versions. Instead just check if package-lock.json changed since the last `npm install` call. """ if not os.path.exists(NODE_MODULES_STATUS_FILE): return False with open(NODE_MODULES_STATUS_FILE, 'r') as f: actual = f.read() expected = HashLocalFile(os.path.join(UI_DIR, 'package-lock.json')) return expected == actual def CheckHashes(): for deps in [BUILD_DEPS_HOST, BUILD_DEPS_ANDROID, TEST_DEPS_ANDROID, UI_DEPS]: for dep in deps: if dep.source_url.endswith('.git'): continue logging.info('Downloading %s from %s', dep.target_platform, dep.source_url) with tempfile.NamedTemporaryFile(delete=False) as f: f.close() DownloadURL(dep.source_url, f.name) actual_checksum = HashLocalFile(f.name) os.unlink(f.name) if (actual_checksum != dep.checksum): logging.fatal('SHA-256 mismatch for {} expected {} was {}'.format( dep.source_url, dep.checksum, actual_checksum)) def Main(): parser = argparse.ArgumentParser() parser.add_argument('--android', action='store_true') parser.add_argument('--ui', action='store_true') parser.add_argument('--check-only') parser.add_argument('--filter', default='') parser.add_argument('--verify', help='Check all URLs', action='store_true') parser.add_argument('--no-toolchain', help='Do not download toolchain', action='store_true') args = parser.parse_args() if args.verify: CheckHashes() return 0 deps = BUILD_DEPS_HOST if not args.no_toolchain: deps += BUILD_DEPS_TOOLCHAIN_HOST if args.android: deps += BUILD_DEPS_ANDROID + TEST_DEPS_ANDROID if args.ui: deps += UI_DEPS deps_updated = False nodejs_updated = False for old_dir in CLEANUP_OLD_DIRS: RmtreeIfExists(os.path.join(ROOT_DIR, old_dir)) for dep in deps: target_os = system().lower() target_arch = GetArch() matches_os = dep.target_os == 'all' or target_os == dep.target_os matches_arch = dep.target_arch == 'all' or target_arch == dep.target_arch if not matches_os or not matches_arch: continue if args.filter and args.filter not in dep.target_folder: continue local_path = os.path.join(ROOT_DIR, dep.target_folder) if dep.source_url.endswith('.git'): deps_updated |= CheckoutGitRepo(local_path, dep.source_url, dep.checksum, args.check_only) continue is_zip = local_path.endswith('.zip') or local_path.endswith('.tgz') zip_target_dir = local_path[:-4] if is_zip else None zip_dir_stamp = os.path.join(zip_target_dir, '.stamp') if is_zip else None if ((not is_zip and HashLocalFile(local_path) == dep.checksum) or (is_zip and ReadFile(zip_dir_stamp) == dep.checksum)): continue deps_updated = True if args.check_only: continue MkdirRecursive(os.path.dirname(dep.target_folder)) if HashLocalFile(local_path) != dep.checksum: download_path = local_path + '.tmp' logging.info('Downloading %s from %s', local_path, dep.source_url) DownloadURL(dep.source_url, download_path) os.chmod(download_path, 0o755) actual_checksum = HashLocalFile(download_path) if (actual_checksum != dep.checksum): os.remove(download_path) logging.fatal('SHA-256 mismatch for {} expected {} was {}'.format( download_path, dep.checksum, actual_checksum)) return 1 shutil.move(download_path, local_path) if 'nodejs' in dep.target_folder: nodejs_updated = True assert (HashLocalFile(local_path) == dep.checksum) if is_zip: logging.info('Extracting %s into %s' % (local_path, zip_target_dir)) assert (os.path.commonprefix((ROOT_DIR, zip_target_dir)) == ROOT_DIR) RmtreeIfExists(zip_target_dir) # Decompress the archive. if local_path.endswith('.tgz'): MkdirRecursive(zip_target_dir) subprocess.check_call(['tar', '-xf', local_path], cwd=zip_target_dir) elif local_path.endswith('.zip'): with zipfile.ZipFile(local_path, 'r') as zf: for info in zf.infolist(): ExtractZipfilePreservePermissions(zf, info, zip_target_dir) # If the zip contains one root folder, rebase one level up moving all # its sub files and folders inside |target_dir|. subdir = os.listdir(zip_target_dir) if len(subdir) == 1: subdir = os.path.join(zip_target_dir, subdir[0]) if os.path.isdir(subdir): for subf in os.listdir(subdir): shutil.move(os.path.join(subdir, subf), zip_target_dir) os.rmdir(subdir) # Create stamp and remove the archive. with open(zip_dir_stamp, 'w') as stamp_file: stamp_file.write(dep.checksum) os.remove(local_path) if args.ui: # Needs to happen after nodejs is installed above. if args.check_only: deps_updated |= not CheckNodeModules() else: InstallNodeModules(force_clean=nodejs_updated) if args.check_only: if not deps_updated: with open(args.check_only, 'w') as f: f.write('OK') # The content is irrelevant, just keep GN happy. return 0 argz = ' '.join([x for x in sys.argv[1:] if not x.startswith('--check-only')]) print('\033[91mBuild deps are stale. ' + 'Please run tools/install-build-deps %s\033[0m' % argz) return 1 if deps_updated: # Stale binary files may be compiled against old sysroot headers that aren't # tracked by gn. logging.warning('Remember to run "gn clean " ' + 'to avoid stale binary files.') if __name__ == '__main__': logging.basicConfig(level=logging.INFO) sys.exit(Main())