82 lines
3.1 KiB
Python
82 lines
3.1 KiB
Python
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# Copyright (c) 2011 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""
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See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
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for more details on the presubmit API built into gcl.
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"""
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import re
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def CheckChange(input_api, output_api):
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"""Checks the memcheck suppressions files for bad data."""
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sup_regex = re.compile('suppressions.*\.txt$')
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suppressions = {}
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errors = []
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check_for_memcheck = False
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# skip_next_line has 3 possible values:
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# - False: don't skip the next line.
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# - 'skip_suppression_name': the next line is a suppression name, skip.
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# - 'skip_param': the next line is a system call parameter error, skip.
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skip_next_line = False
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for f in filter(lambda x: sup_regex.search(x.LocalPath()),
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input_api.AffectedFiles()):
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for line, line_num in zip(f.NewContents(),
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xrange(1, len(f.NewContents()) + 1)):
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line = line.lstrip()
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if line.startswith('#') or not line:
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continue
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if skip_next_line:
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if skip_next_line == 'skip_suppression_name':
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if 'insert_a_suppression_name_here' in line:
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errors.append('"insert_a_suppression_name_here" is not a valid '
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'suppression name')
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if suppressions.has_key(line):
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if f.LocalPath() == suppressions[line][1]:
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errors.append('suppression with name "%s" at %s line %s '
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'has already been defined at line %s' %
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(line, f.LocalPath(), line_num,
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suppressions[line][1]))
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else:
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errors.append('suppression with name "%s" at %s line %s '
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'has already been defined at %s line %s' %
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(line, f.LocalPath(), line_num,
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suppressions[line][0], suppressions[line][1]))
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else:
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suppressions[line] = (f, line_num)
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check_for_memcheck = True;
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skip_next_line = False
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continue
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if check_for_memcheck:
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if not line.startswith('Memcheck:'):
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errors.append('"%s" should be "Memcheck:..." in %s line %s' %
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(line, f.LocalPath(), line_num))
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check_for_memcheck = False;
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if line == '{':
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skip_next_line = 'skip_suppression_name'
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continue
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if line == "Memcheck:Param":
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skip_next_line = 'skip_param'
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continue
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if (line.startswith('fun:') or line.startswith('obj:') or
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line.startswith('Memcheck:') or line == '}' or
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line == '...'):
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continue
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errors.append('"%s" is probably wrong: %s line %s' % (line, f.LocalPath(),
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line_num))
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if errors:
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return [output_api.PresubmitError('\n'.join(errors))]
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return []
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def CheckChangeOnUpload(input_api, output_api):
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return CheckChange(input_api, output_api)
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def CheckChangeOnCommit(input_api, output_api):
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return CheckChange(input_api, output_api)
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def GetPreferredTrySlaves():
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return ['linux_valgrind', 'mac_valgrind']
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