# Copyright (c) 2011 The Chromium OS Authors.
#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
+# SPDX-License-Identifier: GPL-2.0+
#
+import collections
import command
import gitutil
import os
import re
+import sys
import terminal
def FindCheckPatch():
+ top_level = gitutil.GetTopLevel()
try_list = [
os.getcwd(),
os.path.join(os.getcwd(), '..', '..'),
- os.path.join(gitutil.GetTopLevel(), 'tools'),
+ os.path.join(top_level, 'tools'),
+ os.path.join(top_level, 'scripts'),
'%s/bin' % os.getenv('HOME'),
]
# Look in current dir
if os.path.isfile(fname):
return fname
path = os.path.dirname(path)
- print 'Could not find checkpatch.pl'
- return None
+
+ sys.exit('Cannot find checkpatch.pl - please put it in your ' +
+ '~/bin directory or use --no-check')
def CheckPatch(fname, verbose=False):
"""Run checkpatch.pl on a file.
Returns:
- 4-tuple containing:
- result: False=failure, True=ok
+ namedtuple containing:
+ ok: False=failure, True=ok
problems: List of problems, each a dict:
'type'; error or warning
'msg': text message
'file' : filename
'line': line number
+ errors: Number of errors
+ warnings: Number of warnings
+ checks: Number of checks
lines: Number of lines
+ stdout: Full output of checkpatch
"""
- result = False
- error_count, warning_count, lines = 0, 0, 0
- problems = []
+ fields = ['ok', 'problems', 'errors', 'warnings', 'checks', 'lines',
+ 'stdout']
+ result = collections.namedtuple('CheckPatchResult', fields)
+ result.ok = False
+ result.errors, result.warning, result.checks = 0, 0, 0
+ result.lines = 0
+ result.problems = []
chk = FindCheckPatch()
- if not chk:
- raise OSError, ('Cannot find checkpatch.pl - please put it in your ' +
- '~/bin directory')
item = {}
- stdout = command.Output(chk, '--no-tree', fname)
+ result.stdout = command.Output(chk, '--no-tree', fname)
#pipe = subprocess.Popen(cmd, stdout=subprocess.PIPE)
#stdout, stderr = pipe.communicate()
# total: 0 errors, 0 warnings, 159 lines checked
+ # or:
+ # total: 0 errors, 2 warnings, 7 checks, 473 lines checked
re_stats = re.compile('total: (\\d+) errors, (\d+) warnings, (\d+)')
+ re_stats_full = re.compile('total: (\\d+) errors, (\d+) warnings, (\d+)'
+ ' checks, (\d+)')
re_ok = re.compile('.*has no obvious style problems')
re_bad = re.compile('.*has style problems, please review')
re_error = re.compile('ERROR: (.*)')
re_warning = re.compile('WARNING: (.*)')
+ re_check = re.compile('CHECK: (.*)')
re_file = re.compile('#\d+: FILE: ([^:]*):(\d+):')
- for line in stdout.splitlines():
+ for line in result.stdout.splitlines():
if verbose:
print line
# A blank line indicates the end of a message
if not line and item:
- problems.append(item)
+ result.problems.append(item)
item = {}
- match = re_stats.match(line)
+ match = re_stats_full.match(line)
+ if not match:
+ match = re_stats.match(line)
if match:
- error_count = int(match.group(1))
- warning_count = int(match.group(2))
- lines = int(match.group(3))
+ result.errors = int(match.group(1))
+ result.warnings = int(match.group(2))
+ if len(match.groups()) == 4:
+ result.checks = int(match.group(3))
+ result.lines = int(match.group(4))
+ else:
+ result.lines = int(match.group(3))
elif re_ok.match(line):
- result = True
+ result.ok = True
elif re_bad.match(line):
- result = False
- match = re_error.match(line)
- if match:
- item['msg'] = match.group(1)
+ result.ok = False
+ err_match = re_error.match(line)
+ warn_match = re_warning.match(line)
+ file_match = re_file.match(line)
+ check_match = re_check.match(line)
+ if err_match:
+ item['msg'] = err_match.group(1)
item['type'] = 'error'
- match = re_warning.match(line)
- if match:
- item['msg'] = match.group(1)
+ elif warn_match:
+ item['msg'] = warn_match.group(1)
item['type'] = 'warning'
- match = re_file.match(line)
- if match:
- item['file'] = match.group(1)
- item['line'] = int(match.group(2))
+ elif check_match:
+ item['msg'] = check_match.group(1)
+ item['type'] = 'check'
+ elif file_match:
+ item['file'] = file_match.group(1)
+ item['line'] = int(file_match.group(2))
- return result, problems, error_count, warning_count, lines, stdout
+ return result
def GetWarningMsg(col, msg_type, fname, line, msg):
'''Create a message for a given file/line
msg_type = col.Color(col.YELLOW, msg_type)
elif msg_type == 'error':
msg_type = col.Color(col.RED, msg_type)
+ elif msg_type == 'check':
+ msg_type = col.Color(col.MAGENTA, msg_type)
return '%s: %s,%d: %s' % (msg_type, fname, line, msg)
def CheckPatches(verbose, args):
'''Run the checkpatch.pl script on each patch'''
- error_count = 0
- warning_count = 0
+ error_count, warning_count, check_count = 0, 0, 0
col = terminal.Color()
for fname in args:
- ok, problems, errors, warnings, lines, stdout = CheckPatch(fname,
- verbose)
- if not ok:
- error_count += errors
- warning_count += warnings
- print '%d errors, %d warnings for %s:' % (errors,
- warnings, fname)
- if len(problems) != error_count + warning_count:
+ result = CheckPatch(fname, verbose)
+ if not result.ok:
+ error_count += result.errors
+ warning_count += result.warnings
+ check_count += result.checks
+ print '%d errors, %d warnings, %d checks for %s:' % (result.errors,
+ result.warnings, result.checks, col.Color(col.BLUE, fname))
+ if (len(result.problems) != result.errors + result.warnings +
+ result.checks):
print "Internal error: some problems lost"
- for item in problems:
- print GetWarningMsg(col, item['type'], item['file'],
- item['line'], item['msg'])
+ for item in result.problems:
+ print GetWarningMsg(col, item.get('type', '<unknown>'),
+ item.get('file', '<unknown>'),
+ item.get('line', 0), item.get('msg', 'message'))
+ print
#print stdout
- if error_count != 0 or warning_count != 0:
- str = 'checkpatch.pl found %d error(s), %d warning(s)' % (
- error_count, warning_count)
+ if error_count or warning_count or check_count:
+ str = 'checkpatch.pl found %d error(s), %d warning(s), %d checks(s)'
color = col.GREEN
if warning_count:
color = col.YELLOW
if error_count:
color = col.RED
- print col.Color(color, str)
+ print col.Color(color, str % (error_count, warning_count, check_count))
return False
return True