Index: build/landmines.py |
diff --git a/build/landmines.py b/build/landmines.py |
deleted file mode 100755 |
index 0ea2b64058d6dc3ea50ce7b649b776fc31ca2345..0000000000000000000000000000000000000000 |
--- a/build/landmines.py |
+++ /dev/null |
@@ -1,134 +0,0 @@ |
-#!/usr/bin/env python |
-# Copyright (c) 2012 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. |
- |
-""" |
-This script runs every build as the first hook (See DEPS). If it detects that |
-the build should be clobbered, it will delete the contents of the build |
-directory. |
- |
-A landmine is tripped when a builder checks out a different revision, and the |
-diff between the new landmines and the old ones is non-null. At this point, the |
-build is clobbered. |
-""" |
- |
-import difflib |
-import errno |
-import logging |
-import optparse |
-import os |
-import sys |
-import subprocess |
-import time |
- |
-import clobber |
-import landmine_utils |
- |
- |
-SRC_DIR = os.path.dirname(os.path.dirname(os.path.realpath(__file__))) |
- |
- |
-def get_build_dir(build_tool, is_iphone=False): |
- """ |
- Returns output directory absolute path dependent on build and targets. |
- Examples: |
- r'c:\b\build\slave\win\build\src\out' |
- '/mnt/data/b/build/slave/linux/build/src/out' |
- '/b/build/slave/ios_rel_device/build/src/xcodebuild' |
- |
- Keep this function in sync with tools/build/scripts/slave/compile.py |
- """ |
- ret = None |
- if build_tool == 'xcode': |
- ret = os.path.join(SRC_DIR, 'xcodebuild') |
- elif build_tool in ['make', 'ninja', 'ninja-ios']: # TODO: Remove ninja-ios. |
- if 'CHROMIUM_OUT_DIR' in os.environ: |
- output_dir = os.environ.get('CHROMIUM_OUT_DIR').strip() |
- if not output_dir: |
- raise Error('CHROMIUM_OUT_DIR environment variable is set but blank!') |
- else: |
- output_dir = landmine_utils.gyp_generator_flags().get('output_dir', 'out') |
- ret = os.path.join(SRC_DIR, output_dir) |
- else: |
- raise NotImplementedError('Unexpected GYP_GENERATORS (%s)' % build_tool) |
- return os.path.abspath(ret) |
- |
- |
-def clobber_if_necessary(new_landmines): |
- """Does the work of setting, planting, and triggering landmines.""" |
- out_dir = get_build_dir(landmine_utils.builder()) |
- landmines_path = os.path.normpath(os.path.join(out_dir, '..', '.landmines')) |
- try: |
- os.makedirs(out_dir) |
- except OSError as e: |
- if e.errno == errno.EEXIST: |
- pass |
- |
- if os.path.exists(landmines_path): |
- with open(landmines_path, 'r') as f: |
- old_landmines = f.readlines() |
- if old_landmines != new_landmines: |
- old_date = time.ctime(os.stat(landmines_path).st_ctime) |
- diff = difflib.unified_diff(old_landmines, new_landmines, |
- fromfile='old_landmines', tofile='new_landmines', |
- fromfiledate=old_date, tofiledate=time.ctime(), n=0) |
- sys.stdout.write('Clobbering due to:\n') |
- sys.stdout.writelines(diff) |
- |
- clobber.clobber(out_dir) |
- |
- # Save current set of landmines for next time. |
- with open(landmines_path, 'w') as f: |
- f.writelines(new_landmines) |
- |
- |
-def process_options(): |
- """Returns a list of landmine emitting scripts.""" |
- parser = optparse.OptionParser() |
- parser.add_option( |
- '-s', '--landmine-scripts', action='append', |
- default=[os.path.join(SRC_DIR, 'build', 'get_landmines.py')], |
- help='Path to the script which emits landmines to stdout. The target ' |
- 'is passed to this script via option -t. Note that an extra ' |
- 'script can be specified via an env var EXTRA_LANDMINES_SCRIPT.') |
- parser.add_option('-v', '--verbose', action='store_true', |
- default=('LANDMINES_VERBOSE' in os.environ), |
- help=('Emit some extra debugging information (default off). This option ' |
- 'is also enabled by the presence of a LANDMINES_VERBOSE environment ' |
- 'variable.')) |
- |
- options, args = parser.parse_args() |
- |
- if args: |
- parser.error('Unknown arguments %s' % args) |
- |
- logging.basicConfig( |
- level=logging.DEBUG if options.verbose else logging.ERROR) |
- |
- extra_script = os.environ.get('EXTRA_LANDMINES_SCRIPT') |
- if extra_script: |
- return options.landmine_scripts + [extra_script] |
- else: |
- return options.landmine_scripts |
- |
- |
-def main(): |
- landmine_scripts = process_options() |
- |
- if landmine_utils.builder() in ('dump_dependency_json', 'eclipse'): |
- return 0 |
- |
- |
- landmines = [] |
- for s in landmine_scripts: |
- proc = subprocess.Popen([sys.executable, s], stdout=subprocess.PIPE) |
- output, _ = proc.communicate() |
- landmines.extend([('%s\n' % l.strip()) for l in output.splitlines()]) |
- clobber_if_necessary(landmines) |
- |
- return 0 |
- |
- |
-if __name__ == '__main__': |
- sys.exit(main()) |