87b9f0b87b
In some newer Linux distributions, env python default to Python 3.0. This patch explicitly uses "python2" instead of just "python" for all scripts that use #! Reported-by: Sanchayan Maity <maitysanchayan@gmail.com> Signed-off-by: Jason Lowe-Power <jason@lowepower.com>
152 lines
5 KiB
Python
152 lines
5 KiB
Python
#! /usr/bin/env python2
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# Copyright (c) 2014, 2016 ARM Limited
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# All rights reserved
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#
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# The license below extends only to copyright in the software and shall
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# not be construed as granting a license to any other intellectual
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# property including but not limited to intellectual property relating
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# to a hardware implementation of the functionality of the software
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# licensed hereunder. You may use the software subject to the license
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# terms below provided that you ensure that this notice is replicated
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# unmodified and in its entirety in all distributions of the software,
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# modified or unmodified, in source code or in binary form.
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#
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# Copyright (c) 2006 The Regents of The University of Michigan
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# Copyright (c) 2007,2011 The Hewlett-Packard Development Company
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# Copyright (c) 2016 Advanced Micro Devices, Inc.
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# All rights reserved.
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#
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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: 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 copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution;
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# neither the name of the copyright holders nor the names of its
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# contributors may be used to endorse or promote products derived from
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# 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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#
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# Authors: Nathan Binkert
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# Steve Reinhardt
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# Andreas Sandberg
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from abc import ABCMeta, abstractmethod
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import difflib
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import re
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import sys
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from region import *
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tabsize = 8
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lead = re.compile(r'^([ \t]+)')
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trail = re.compile(r'([ \t]+)$')
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any_control = re.compile(r'\b(if|while|for)([ \t]*)\(')
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class UserInterface(object):
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__metaclass__ = ABCMeta
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def __init__(self, verbose=False):
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self.verbose = verbose
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def prompt(self, prompt, results, default):
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while True:
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result = self._prompt(prompt, results, default)
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if result in results:
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return result
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@abstractmethod
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def _prompt(self, prompt, results, default):
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pass
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@abstractmethod
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def write(self, string):
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pass
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class StdioUI(UserInterface):
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def _prompt(self, prompt, results, default):
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return raw_input(prompt) or default
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def write(self, string):
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sys.stdout.write(string)
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class MercurialUI(UserInterface):
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def __init__(self, ui, *args, **kwargs):
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super(MercurialUI, self).__init__(*args, **kwargs)
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self.hg_ui = ui
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def _prompt(self, prompt, results, default):
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return self.hg_ui.prompt(prompt, default=default)
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def write(self, string):
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self.hg_ui.write(string)
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def _re_ignore(expr):
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"""Helper function to create regular expression ignore file
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matcher functions"""
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rex = re.compile(expr)
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def match_re(fname):
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return rex.match(fname)
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return match_re
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# This list contains a list of functions that are called to determine
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# if a file should be excluded from the style matching rules or
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# not. The functions are called with the file name relative to the
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# repository root (without a leading slash) as their argument. A file
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# is excluded if any function in the list returns true.
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style_ignores = [
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# Ignore external projects as they are unlikely to follow the gem5
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# coding convention.
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_re_ignore("^ext/"),
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# Ignore test data, as they are not code
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_re_ignore("^tests/(?:quick|long)/"),
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]
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def check_ignores(fname):
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"""Check if a file name matches any of the ignore rules"""
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for rule in style_ignores:
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if rule(fname):
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return True
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return False
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def normalized_len(line):
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"""Return a normalized line length with expanded tabs"""
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count = 0
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for c in line:
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if c == '\t':
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count += tabsize - count % tabsize
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else:
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count += 1
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return count
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def modified_regions(old, new, context=0):
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regions = Regions()
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m = difflib.SequenceMatcher(a=old, b=new, autojunk=False)
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for group in m.get_grouped_opcodes(context):
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first = group[0]
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last = group[-1]
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regions.extend(Region(first[3], last[4] + 1))
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return regions
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