|
|
|
|
#!/usr/bin/python
|
|
|
|
|
#
|
|
|
|
|
# Copyright 2009 the V8 project authors. All rights reserved.
|
|
|
|
|
# Redistribution and use in source and binary forms, with or without
|
|
|
|
|
# modification, are permitted provided that the following conditions are
|
|
|
|
|
# met:
|
|
|
|
|
#
|
|
|
|
|
# * Redistributions of source code must retain the above copyright
|
|
|
|
|
# notice, this list of conditions and the following disclaimer.
|
|
|
|
|
# * Redistributions in binary form must reproduce the above
|
|
|
|
|
# copyright notice, this list of conditions and the following
|
|
|
|
|
# disclaimer in the documentation and/or other materials provided
|
|
|
|
|
# with the distribution.
|
|
|
|
|
# * Neither the name of Google Inc. nor the names of its
|
|
|
|
|
# contributors may be used to endorse or promote products derived
|
|
|
|
|
# from this software without specific prior written permission.
|
|
|
|
|
#
|
|
|
|
|
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
|
|
|
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
|
|
|
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
|
|
|
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
|
|
|
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
|
|
|
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
|
|
|
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
|
|
|
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
|
|
|
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
|
|
|
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
|
|
|
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
|
|
|
|
|
|
# Simple wrapper for running valgrind and checking the output on
|
|
|
|
|
# stderr for memory leaks.
|
|
|
|
|
|
|
|
|
|
import subprocess
|
|
|
|
|
import sys
|
|
|
|
|
import re
|
|
|
|
|
|
|
|
|
|
VALGRIND_ARGUMENTS = [
|
|
|
|
|
'valgrind',
|
|
|
|
|
'--error-exitcode=1',
|
|
|
|
|
'--leak-check=full',
|
|
|
|
|
'--smc-check=all'
|
|
|
|
|
]
|
|
|
|
|
|
|
|
|
|
# Compute the command line.
|
|
|
|
|
command = VALGRIND_ARGUMENTS + sys.argv[1:]
|
|
|
|
|
|
|
|
|
|
# Run valgrind.
|
|
|
|
|
process = subprocess.Popen(command, stderr=subprocess.PIPE)
|
|
|
|
|
code = process.wait();
|
|
|
|
|
errors = process.stderr.readlines();
|
|
|
|
|
|
|
|
|
|
# If valgrind produced an error, we report that to the user.
|
|
|
|
|
if code != 0:
|
|
|
|
|
sys.stderr.writelines(errors)
|
|
|
|
|
sys.exit(code)
|
|
|
|
|
|
|
|
|
|
# Look through the leak details and make sure that we don't
|
|
|
|
|
# have any definitely, indirectly, and possibly lost bytes.
|
|
|
|
|
LEAK_RE = r"(?:definitely|indirectly|possibly) lost: "
|
|
|
|
|
LEAK_LINE_MATCHER = re.compile(LEAK_RE)
|
|
|
|
|
LEAK_OKAY_MATCHER = re.compile(r"lost: 0 bytes in 0 blocks")
|
|
|
|
|
leaks = []
|
|
|
|
|
for line in errors:
|
|
|
|
|
if LEAK_LINE_MATCHER.search(line):
|
|
|
|
|
leaks.append(line)
|
|
|
|
|
if not LEAK_OKAY_MATCHER.search(line):
|
|
|
|
|
sys.stderr.writelines(errors)
|
|
|
|
|
sys.exit(1)
|
|
|
|
|
|
|
|
|
|
# Make sure we found between 2 and 3 leak lines.
|
|
|
|
|
if len(leaks) < 2 or len(leaks) > 3:
|
|
|
|
|
sys.stderr.writelines(errors)
|
|
|
|
|
sys.stderr.write('\n\n#### Malformed valgrind output.\n#### Exiting.\n')
|
|
|
|
|
sys.exit(1)
|
|
|
|
|
|
|
|
|
|
# No leaks found.
|
|
|
|
|
sys.exit(0)
|
