| # Copyright 2016 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 os |
| import re |
| import subprocess |
| import sys |
| |
| # This script executes libool and filters out logspam lines like: |
| # '/path/to/libtool: file: foo.o has no symbols' |
| |
| SUPPRESSED_PATTERNS = [ |
| re.compile(v) for v in [ |
| r'^.*libtool: (?:for architecture: \S* )?file: .* has no symbols$', |
| # Xcode 11 spelling of the "empty archive" warning. |
| # TODO(thakis): Remove once we require Xcode 12. |
| r'^.*libtool: warning for library: .* the table of contents is empty ' \ |
| r'\(no object file members in the library define global symbols\)$', |
| # Xcode 12 spelling of the "empty archive" warning. |
| r'^warning: .*libtool: archive library: .* ' \ |
| r'the table of contents is empty ', |
| r'\(no object file members in the library define global symbols\)$', |
| r'^.*libtool: warning same member name \(\S*\) in output file used ' \ |
| r'for input files: \S* and: \S* \(due to use of basename, ' \ |
| r'truncation, blank padding or duplicate input files\)$', |
| ] |
| ] |
| |
| |
| def ShouldSuppressLine(line): |
| """Returns whether the line should be filtered out.""" |
| for pattern in SUPPRESSED_PATTERNS: |
| if pattern.match(line): |
| return True |
| return False |
| |
| |
| def Main(cmd_list): |
| env = os.environ.copy() |
| libtoolout = subprocess.Popen(cmd_list, stderr=subprocess.PIPE, env=env) |
| _, err = libtoolout.communicate() |
| for line in err.decode('UTF-8').splitlines(): |
| if not ShouldSuppressLine(line): |
| print(line, file=sys.stderr) |
| return libtoolout.returncode |
| |
| |
| if __name__ == '__main__': |
| sys.exit(Main(sys.argv[1:])) |