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