Add instrumented libraries build with msan

third_party/instrumented_libraries/download_build_install.py

 #!/usr/bin/python
 # Copyright 2013 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.
 
 """Downloads, builds (with instrumentation) and installs shared libraries."""
 
 import argparse
 import os
 import shutil
 import subprocess
 import sys
 
 # Should be a dict from 'sanitizer type' to 'compiler flag'.
-SUPPORTED_SANITIZERS = {'asan': 'address'}
+SUPPORTED_SANITIZERS = {'asan': 'address', 'msan': 'memory'}

[Alexander Potapenko, 2013/12/03 10:23:54]

Please modify SUPPORTED_SANITIZERS to allow multiple tool-specific flags and add
origin tracking to 'msan'

[alextaran1, 2013/12/03 11:35:47]

Done.

 
 
 class ScopedChangeDirectory(object):
   """Changes current working directory and restores it back automatically."""
   def __init__(self, path):
     self.path = path
     self.old_path = ''
 
   def __enter__(self):
     self.old_path = os.getcwd()
@@ skipping 96 matching lines @@
     print >> sys.stderr, 'One-liner for APT:'
     print >> sys.stderr, 'sudo apt-get -y --no-remove build-dep %s' % \
         parsed_arguments.library
     sys.exit(1)
 
   download_build_install(parsed_arguments)
 
 
 if __name__ == '__main__':
   main()