545 lines
15 KiB
Python
545 lines
15 KiB
Python
#! /usr/bin/env python
|
|
# Copyright (c) 2006 The Regents of The University of Michigan
|
|
# Copyright (c) 2007,2011 The Hewlett-Packard Development Company
|
|
# 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 the copyright holders 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.
|
|
#
|
|
# Authors: Nathan Binkert
|
|
|
|
import heapq
|
|
import os
|
|
import re
|
|
import sys
|
|
|
|
from os.path import dirname, join as joinpath
|
|
from itertools import count
|
|
from mercurial import bdiff, mdiff
|
|
|
|
current_dir = dirname(__file__)
|
|
sys.path.insert(0, current_dir)
|
|
sys.path.insert(1, joinpath(dirname(current_dir), 'src', 'python'))
|
|
|
|
from m5.util import neg_inf, pos_inf, Region, Regions
|
|
import sort_includes
|
|
from file_types import lang_type
|
|
|
|
all_regions = Regions(Region(neg_inf, pos_inf))
|
|
|
|
tabsize = 8
|
|
lead = re.compile(r'^([ \t]+)')
|
|
trail = re.compile(r'([ \t]+)$')
|
|
any_control = re.compile(r'\b(if|while|for)[ \t]*[(]')
|
|
good_control = re.compile(r'\b(if|while|for) [(]')
|
|
|
|
format_types = set(('C', 'C++'))
|
|
|
|
def modified_regions(old_data, new_data):
|
|
regions = Regions()
|
|
beg = None
|
|
for pbeg, pend, fbeg, fend in bdiff.blocks(old_data, new_data):
|
|
if beg is not None and beg != fbeg:
|
|
regions.append(beg, fbeg)
|
|
beg = fend
|
|
return regions
|
|
|
|
def modregions(wctx, fname):
|
|
fctx = wctx.filectx(fname)
|
|
pctx = fctx.parents()
|
|
|
|
file_data = fctx.data()
|
|
lines = mdiff.splitnewlines(file_data)
|
|
if len(pctx) in (1, 2):
|
|
mod_regions = modified_regions(pctx[0].data(), file_data)
|
|
if len(pctx) == 2:
|
|
m2 = modified_regions(pctx[1].data(), file_data)
|
|
# only the lines that are new in both
|
|
mod_regions &= m2
|
|
else:
|
|
mod_regions = Regions()
|
|
mod_regions.add(0, len(lines))
|
|
|
|
return mod_regions
|
|
|
|
class UserInterface(object):
|
|
def __init__(self, verbose=False, auto=False):
|
|
self.auto = auto
|
|
self.verbose = verbose
|
|
|
|
def prompt(self, prompt, results, default):
|
|
if self.auto:
|
|
return self.auto
|
|
|
|
while True:
|
|
result = self.do_prompt(prompt, results, default)
|
|
if result in results:
|
|
return result
|
|
|
|
class MercurialUI(UserInterface):
|
|
def __init__(self, ui, *args, **kwargs):
|
|
super(MercurialUI, self).__init__(*args, **kwargs)
|
|
self.ui = ui
|
|
|
|
def do_prompt(self, prompt, results, default):
|
|
return self.ui.prompt(prompt, default=default)
|
|
|
|
def write(self, string):
|
|
self.ui.write(string)
|
|
|
|
class StdioUI(UserInterface):
|
|
def do_prompt(self, prompt, results, default):
|
|
return raw_input(prompt) or default
|
|
|
|
def write(self, string):
|
|
sys.stdout.write(string)
|
|
|
|
class Verifier(object):
|
|
def __init__(self, ui, repo=None):
|
|
self.ui = ui
|
|
self.repo = repo
|
|
if repo is None:
|
|
self.wctx = None
|
|
|
|
def __getattr__(self, attr):
|
|
if attr in ('prompt', 'write'):
|
|
return getattr(self.ui, attr)
|
|
|
|
if attr == 'wctx':
|
|
try:
|
|
wctx = repo.workingctx()
|
|
except:
|
|
from mercurial import context
|
|
wctx = context.workingctx(repo)
|
|
self.wctx = wctx
|
|
return wctx
|
|
|
|
raise AttributeError
|
|
|
|
def open(self, filename, mode):
|
|
if self.repo:
|
|
filename = self.repo.wjoin(filename)
|
|
|
|
try:
|
|
f = file(filename, mode)
|
|
except OSError, msg:
|
|
print 'could not open file %s: %s' % (filename, msg)
|
|
return None
|
|
|
|
return f
|
|
|
|
def skip(self, filename):
|
|
return lang_type(filename) not in self.languages
|
|
|
|
def check(self, filename, regions=all_regions):
|
|
f = self.open(filename, 'r')
|
|
|
|
errors = 0
|
|
for num,line in enumerate(f):
|
|
if num not in regions:
|
|
continue
|
|
if not self.check_line(line):
|
|
self.write("invalid %s in %s:%d\n" % \
|
|
(self.test_name, filename, num + 1))
|
|
if self.ui.verbose:
|
|
self.write(">>%s<<\n" % line[-1])
|
|
errors += 1
|
|
return errors
|
|
|
|
def fix(self, filename, regions=all_regions):
|
|
f = self.open(filename, 'r+')
|
|
|
|
lines = list(f)
|
|
|
|
f.seek(0)
|
|
f.truncate()
|
|
|
|
for i,line in enumerate(lines):
|
|
if i in regions:
|
|
line = self.fix_line(line)
|
|
|
|
f.write(line)
|
|
f.close()
|
|
|
|
def apply(self, filename, prompt, regions=all_regions):
|
|
if not self.skip(filename):
|
|
errors = self.check(filename, regions)
|
|
if errors:
|
|
if prompt(filename, self.fix, regions):
|
|
return True
|
|
return False
|
|
|
|
|
|
class Whitespace(Verifier):
|
|
languages = set(('C', 'C++', 'swig', 'python', 'asm', 'isa', 'scons'))
|
|
test_name = 'whitespace'
|
|
def check_line(self, line):
|
|
match = lead.search(line)
|
|
if match and match.group(1).find('\t') != -1:
|
|
return False
|
|
|
|
match = trail.search(line)
|
|
if match:
|
|
return False
|
|
|
|
return True
|
|
|
|
def fix_line(self, line):
|
|
if lead.search(line):
|
|
newline = ''
|
|
for i,c in enumerate(line):
|
|
if c == ' ':
|
|
newline += ' '
|
|
elif c == '\t':
|
|
newline += ' ' * (tabsize - len(newline) % tabsize)
|
|
else:
|
|
newline += line[i:]
|
|
break
|
|
|
|
line = newline
|
|
|
|
return line.rstrip() + '\n'
|
|
|
|
class SortedIncludes(Verifier):
|
|
languages = sort_includes.default_languages
|
|
def __init__(self, *args, **kwargs):
|
|
super(SortedIncludes, self).__init__(*args, **kwargs)
|
|
self.sort_includes = sort_includes.SortIncludes()
|
|
|
|
def check(self, filename, regions=all_regions):
|
|
f = self.open(filename, 'r')
|
|
|
|
lines = [ l.rstrip('\n') for l in f.xreadlines() ]
|
|
old = ''.join(line + '\n' for line in lines)
|
|
f.close()
|
|
|
|
language = lang_type(filename, lines[0])
|
|
sort_lines = list(self.sort_includes(lines, filename, language))
|
|
new = ''.join(line + '\n' for line in sort_lines)
|
|
|
|
mod = modified_regions(old, new)
|
|
modified = mod & regions
|
|
|
|
if modified:
|
|
self.write("invalid sorting of includes\n")
|
|
if self.ui.verbose:
|
|
for start, end in modified.regions:
|
|
self.write("bad region [%d, %d)\n" % (start, end))
|
|
return 1
|
|
|
|
return 0
|
|
|
|
def fix(self, filename, regions=all_regions):
|
|
f = self.open(filename, 'r+')
|
|
|
|
old = f.readlines()
|
|
lines = [ l.rstrip('\n') for l in old ]
|
|
language = lang_type(filename, lines[0])
|
|
sort_lines = list(self.sort_includes(lines, filename, language))
|
|
new = ''.join(line + '\n' for line in sort_lines)
|
|
|
|
f.seek(0)
|
|
f.truncate()
|
|
|
|
for i,line in enumerate(sort_lines):
|
|
f.write(line)
|
|
f.write('\n')
|
|
f.close()
|
|
|
|
def linelen(line):
|
|
tabs = line.count('\t')
|
|
if not tabs:
|
|
return len(line)
|
|
|
|
count = 0
|
|
for c in line:
|
|
if c == '\t':
|
|
count += tabsize - count % tabsize
|
|
else:
|
|
count += 1
|
|
|
|
return count
|
|
|
|
class ValidationStats(object):
|
|
def __init__(self):
|
|
self.toolong = 0
|
|
self.toolong80 = 0
|
|
self.leadtabs = 0
|
|
self.trailwhite = 0
|
|
self.badcontrol = 0
|
|
self.cret = 0
|
|
|
|
def dump(self):
|
|
print '''\
|
|
%d violations of lines over 79 chars. %d of which are 80 chars exactly.
|
|
%d cases of whitespace at the end of a line.
|
|
%d cases of tabs to indent.
|
|
%d bad parens after if/while/for.
|
|
%d carriage returns found.
|
|
''' % (self.toolong, self.toolong80, self.trailwhite, self.leadtabs,
|
|
self.badcontrol, self.cret)
|
|
|
|
def __nonzero__(self):
|
|
return self.toolong or self.toolong80 or self.leadtabs or \
|
|
self.trailwhite or self.badcontrol or self.cret
|
|
|
|
def validate(filename, stats, verbose, exit_code):
|
|
if lang_type(filename) not in format_types:
|
|
return
|
|
|
|
def msg(lineno, line, message):
|
|
print '%s:%d>' % (filename, lineno + 1), message
|
|
if verbose > 2:
|
|
print line
|
|
|
|
def bad():
|
|
if exit_code is not None:
|
|
sys.exit(exit_code)
|
|
|
|
try:
|
|
f = file(filename, 'r')
|
|
except OSError:
|
|
if verbose > 0:
|
|
print 'could not open file %s' % filename
|
|
bad()
|
|
return
|
|
|
|
for i,line in enumerate(f):
|
|
line = line.rstrip('\n')
|
|
|
|
# no carriage returns
|
|
if line.find('\r') != -1:
|
|
self.cret += 1
|
|
if verbose > 1:
|
|
msg(i, line, 'carriage return found')
|
|
bad()
|
|
|
|
# lines max out at 79 chars
|
|
llen = linelen(line)
|
|
if llen > 79:
|
|
stats.toolong += 1
|
|
if llen == 80:
|
|
stats.toolong80 += 1
|
|
if verbose > 1:
|
|
msg(i, line, 'line too long (%d chars)' % llen)
|
|
bad()
|
|
|
|
# no tabs used to indent
|
|
match = lead.search(line)
|
|
if match and match.group(1).find('\t') != -1:
|
|
stats.leadtabs += 1
|
|
if verbose > 1:
|
|
msg(i, line, 'using tabs to indent')
|
|
bad()
|
|
|
|
# no trailing whitespace
|
|
if trail.search(line):
|
|
stats.trailwhite +=1
|
|
if verbose > 1:
|
|
msg(i, line, 'trailing whitespace')
|
|
bad()
|
|
|
|
# for c++, exactly one space betwen if/while/for and (
|
|
if cpp:
|
|
match = any_control.search(line)
|
|
if match and not good_control.search(line):
|
|
stats.badcontrol += 1
|
|
if verbose > 1:
|
|
msg(i, line, 'improper spacing after %s' % match.group(1))
|
|
bad()
|
|
|
|
def do_check_style(hgui, repo, *files, **args):
|
|
"""check files for proper m5 style guidelines"""
|
|
from mercurial import mdiff, util
|
|
|
|
auto = args.get('auto', False)
|
|
if auto:
|
|
auto = 'f'
|
|
ui = MercurialUI(hgui, hgui.verbose, auto)
|
|
|
|
if files:
|
|
files = frozenset(files)
|
|
|
|
def skip(name):
|
|
return files and name in files
|
|
|
|
def prompt(name, func, regions=all_regions):
|
|
result = ui.prompt("(a)bort, (i)gnore, or (f)ix?", 'aif', 'a')
|
|
if result == 'a':
|
|
return True
|
|
elif result == 'f':
|
|
func(repo.wjoin(name), regions)
|
|
|
|
return False
|
|
|
|
modified, added, removed, deleted, unknown, ignore, clean = repo.status()
|
|
|
|
whitespace = Whitespace(ui)
|
|
sorted_includes = SortedIncludes(ui)
|
|
for fname in added:
|
|
if skip(fname):
|
|
continue
|
|
|
|
if whitespace.apply(fname, prompt):
|
|
return True
|
|
|
|
if sorted_includes.apply(fname, prompt):
|
|
return True
|
|
|
|
try:
|
|
wctx = repo.workingctx()
|
|
except:
|
|
from mercurial import context
|
|
wctx = context.workingctx(repo)
|
|
|
|
for fname in modified:
|
|
if skip(fname):
|
|
continue
|
|
|
|
regions = modregions(wctx, fname)
|
|
|
|
if whitespace.apply(fname, prompt, regions):
|
|
return True
|
|
|
|
if sorted_includes.apply(fname, prompt, regions):
|
|
return True
|
|
|
|
return False
|
|
|
|
def do_check_format(hgui, repo, **args):
|
|
ui = MercurialUI(hgui, hgui.verbose, auto)
|
|
|
|
modified, added, removed, deleted, unknown, ignore, clean = repo.status()
|
|
|
|
verbose = 0
|
|
stats = ValidationStats()
|
|
for f in modified + added:
|
|
validate(f, stats, verbose, None)
|
|
|
|
if stats:
|
|
stats.dump()
|
|
result = ui.prompt("invalid formatting\n(i)gnore or (a)bort?",
|
|
'ai', 'a')
|
|
if result == 'a':
|
|
return True
|
|
|
|
return False
|
|
|
|
def check_hook(hooktype):
|
|
if hooktype not in ('pretxncommit', 'pre-qrefresh'):
|
|
raise AttributeError, \
|
|
"This hook is not meant for %s" % hooktype
|
|
|
|
def check_style(ui, repo, hooktype, **kwargs):
|
|
check_hook(hooktype)
|
|
args = {}
|
|
|
|
try:
|
|
return do_check_style(ui, repo, **args)
|
|
except Exception, e:
|
|
import traceback
|
|
traceback.print_exc()
|
|
return True
|
|
|
|
def check_format(ui, repo, hooktype, **kwargs):
|
|
check_hook(hooktype)
|
|
args = {}
|
|
|
|
try:
|
|
return do_check_format(ui, repo, **args)
|
|
except Exception, e:
|
|
import traceback
|
|
traceback.print_exc()
|
|
return True
|
|
|
|
try:
|
|
from mercurial.i18n import _
|
|
except ImportError:
|
|
def _(arg):
|
|
return arg
|
|
|
|
cmdtable = {
|
|
'^m5style' :
|
|
( do_check_style,
|
|
[ ('a', 'auto', False, _("automatically fix whitespace")) ],
|
|
_('hg m5style [-a] [FILE]...')),
|
|
'^m5format' :
|
|
( do_check_format,
|
|
[ ],
|
|
_('hg m5format [FILE]...')),
|
|
}
|
|
|
|
if __name__ == '__main__':
|
|
import getopt
|
|
|
|
progname = sys.argv[0]
|
|
if len(sys.argv) < 2:
|
|
sys.exit('usage: %s <command> [<command args>]' % progname)
|
|
|
|
fixwhite_usage = '%s fixwhite [-t <tabsize> ] <path> [...] \n' % progname
|
|
chkformat_usage = '%s chkformat <path> [...] \n' % progname
|
|
chkwhite_usage = '%s chkwhite <path> [...] \n' % progname
|
|
|
|
command = sys.argv[1]
|
|
if command == 'fixwhite':
|
|
flags = 't:'
|
|
usage = fixwhite_usage
|
|
elif command == 'chkwhite':
|
|
flags = 'nv'
|
|
usage = chkwhite_usage
|
|
elif command == 'chkformat':
|
|
flags = 'nv'
|
|
usage = chkformat_usage
|
|
else:
|
|
sys.exit(fixwhite_usage + chkwhite_usage + chkformat_usage)
|
|
|
|
opts, args = getopt.getopt(sys.argv[2:], flags)
|
|
|
|
code = 1
|
|
verbose = 1
|
|
for opt,arg in opts:
|
|
if opt == '-n':
|
|
code = None
|
|
if opt == '-t':
|
|
tabsize = int(arg)
|
|
if opt == '-v':
|
|
verbose += 1
|
|
|
|
if command == 'fixwhite':
|
|
for filename in args:
|
|
fixwhite(filename, tabsize)
|
|
elif command == 'chkwhite':
|
|
for filename in args:
|
|
for line,num in checkwhite(filename):
|
|
print 'invalid whitespace: %s:%d' % (filename, num)
|
|
if verbose:
|
|
print '>>%s<<' % line[:-1]
|
|
elif command == 'chkformat':
|
|
stats = ValidationStats()
|
|
for filename in args:
|
|
validate(filename, stats=stats, verbose=verbose, exit_code=code)
|
|
|
|
if verbose > 0:
|
|
stats.dump()
|
|
else:
|
|
sys.exit("command '%s' not found" % command)
|