1#! /usr/bin/env python 2# Copyright (c) 2014 ARM Limited 3# All rights reserved 4# 5# The license below extends only to copyright in the software and shall 6# not be construed as granting a license to any other intellectual 7# property including but not limited to intellectual property relating 8# to a hardware implementation of the functionality of the software 9# licensed hereunder. You may use the software subject to the license 10# terms below provided that you ensure that this notice is replicated 11# unmodified and in its entirety in all distributions of the software, 12# modified or unmodified, in source code or in binary form. 13# 14# Copyright (c) 2006 The Regents of The University of Michigan 15# Copyright (c) 2007,2011 The Hewlett-Packard Development Company
| 1#! /usr/bin/env python 2# Copyright (c) 2014 ARM Limited 3# All rights reserved 4# 5# The license below extends only to copyright in the software and shall 6# not be construed as granting a license to any other intellectual 7# property including but not limited to intellectual property relating 8# to a hardware implementation of the functionality of the software 9# licensed hereunder. You may use the software subject to the license 10# terms below provided that you ensure that this notice is replicated 11# unmodified and in its entirety in all distributions of the software, 12# modified or unmodified, in source code or in binary form. 13# 14# Copyright (c) 2006 The Regents of The University of Michigan 15# Copyright (c) 2007,2011 The Hewlett-Packard Development Company
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| 16# Copyright (c) 2016 Advanced Micro Devices, Inc.
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16# All rights reserved. 17# 18# Redistribution and use in source and binary forms, with or without 19# modification, are permitted provided that the following conditions are 20# met: redistributions of source code must retain the above copyright 21# notice, this list of conditions and the following disclaimer; 22# redistributions in binary form must reproduce the above copyright 23# notice, this list of conditions and the following disclaimer in the 24# documentation and/or other materials provided with the distribution; 25# neither the name of the copyright holders nor the names of its 26# contributors may be used to endorse or promote products derived from 27# this software without specific prior written permission. 28# 29# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 30# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 31# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 32# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 33# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 34# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 35# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 36# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 37# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 38# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 39# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 40# 41# Authors: Nathan Binkert
| 17# All rights reserved. 18# 19# Redistribution and use in source and binary forms, with or without 20# modification, are permitted provided that the following conditions are 21# met: redistributions of source code must retain the above copyright 22# notice, this list of conditions and the following disclaimer; 23# redistributions in binary form must reproduce the above copyright 24# notice, this list of conditions and the following disclaimer in the 25# documentation and/or other materials provided with the distribution; 26# neither the name of the copyright holders nor the names of its 27# contributors may be used to endorse or promote products derived from 28# this software without specific prior written permission. 29# 30# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 31# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 32# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 33# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 34# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 35# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 36# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 37# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 38# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 39# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 40# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 41# 42# Authors: Nathan Binkert
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| 43# Steve Reinhardt
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42 43import heapq 44import os 45import re 46import sys 47 48from os.path import dirname, join as joinpath 49from itertools import count 50from mercurial import bdiff, mdiff, commands 51 52current_dir = dirname(__file__) 53sys.path.insert(0, current_dir) 54sys.path.insert(1, joinpath(dirname(current_dir), 'src', 'python')) 55 56from m5.util import neg_inf, pos_inf, Region, Regions 57import sort_includes 58from file_types import lang_type 59 60all_regions = Regions(Region(neg_inf, pos_inf)) 61 62tabsize = 8 63lead = re.compile(r'^([ \t]+)') 64trail = re.compile(r'([ \t]+)$')
| 44 45import heapq 46import os 47import re 48import sys 49 50from os.path import dirname, join as joinpath 51from itertools import count 52from mercurial import bdiff, mdiff, commands 53 54current_dir = dirname(__file__) 55sys.path.insert(0, current_dir) 56sys.path.insert(1, joinpath(dirname(current_dir), 'src', 'python')) 57 58from m5.util import neg_inf, pos_inf, Region, Regions 59import sort_includes 60from file_types import lang_type 61 62all_regions = Regions(Region(neg_inf, pos_inf)) 63 64tabsize = 8 65lead = re.compile(r'^([ \t]+)') 66trail = re.compile(r'([ \t]+)$')
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65any_control = re.compile(r'\b(if|while|for)[ \t]*[(]') 66good_control = re.compile(r'\b(if|while|for) [(]')
| 67any_control = re.compile(r'\b(if|while|for)([ \t]*)\(')
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67 68format_types = set(('C', 'C++')) 69 70 71def re_ignore(expr): 72 """Helper function to create regular expression ignore file 73 matcher functions""" 74 75 rex = re.compile(expr) 76 def match_re(fname): 77 return rex.match(fname) 78 return match_re 79 80# This list contains a list of functions that are called to determine 81# if a file should be excluded from the style matching rules or 82# not. The functions are called with the file name relative to the 83# repository root (without a leading slash) as their argument. A file 84# is excluded if any function in the list returns true. 85style_ignores = [ 86 # Ignore external projects as they are unlikely to follow the gem5 87 # coding convention. 88 re_ignore("^ext/"), 89] 90 91def check_ignores(fname): 92 """Check if a file name matches any of the ignore rules""" 93 94 for rule in style_ignores: 95 if rule(fname): 96 return True 97 98 return False 99 100 101def modified_regions(old_data, new_data): 102 regions = Regions() 103 beg = None 104 for pbeg, pend, fbeg, fend in bdiff.blocks(old_data, new_data): 105 if beg is not None and beg != fbeg: 106 regions.append(beg, fbeg) 107 beg = fend 108 return regions 109 110def modregions(wctx, fname): 111 fctx = wctx.filectx(fname) 112 pctx = fctx.parents() 113 114 file_data = fctx.data() 115 lines = mdiff.splitnewlines(file_data) 116 if len(pctx) in (1, 2): 117 mod_regions = modified_regions(pctx[0].data(), file_data) 118 if len(pctx) == 2: 119 m2 = modified_regions(pctx[1].data(), file_data) 120 # only the lines that are new in both 121 mod_regions &= m2 122 else: 123 mod_regions = Regions() 124 mod_regions.append(0, len(lines)) 125 126 return mod_regions 127 128class UserInterface(object): 129 def __init__(self, verbose=False): 130 self.verbose = verbose 131 132 def prompt(self, prompt, results, default): 133 while True: 134 result = self.do_prompt(prompt, results, default) 135 if result in results: 136 return result 137 138class MercurialUI(UserInterface): 139 def __init__(self, ui, *args, **kwargs): 140 super(MercurialUI, self).__init__(*args, **kwargs) 141 self.ui = ui 142 143 def do_prompt(self, prompt, results, default): 144 return self.ui.prompt(prompt, default=default) 145 146 def write(self, string): 147 self.ui.write(string) 148 149class StdioUI(UserInterface): 150 def do_prompt(self, prompt, results, default): 151 return raw_input(prompt) or default 152 153 def write(self, string): 154 sys.stdout.write(string) 155
| 68 69format_types = set(('C', 'C++')) 70 71 72def re_ignore(expr): 73 """Helper function to create regular expression ignore file 74 matcher functions""" 75 76 rex = re.compile(expr) 77 def match_re(fname): 78 return rex.match(fname) 79 return match_re 80 81# This list contains a list of functions that are called to determine 82# if a file should be excluded from the style matching rules or 83# not. The functions are called with the file name relative to the 84# repository root (without a leading slash) as their argument. A file 85# is excluded if any function in the list returns true. 86style_ignores = [ 87 # Ignore external projects as they are unlikely to follow the gem5 88 # coding convention. 89 re_ignore("^ext/"), 90] 91 92def check_ignores(fname): 93 """Check if a file name matches any of the ignore rules""" 94 95 for rule in style_ignores: 96 if rule(fname): 97 return True 98 99 return False 100 101 102def modified_regions(old_data, new_data): 103 regions = Regions() 104 beg = None 105 for pbeg, pend, fbeg, fend in bdiff.blocks(old_data, new_data): 106 if beg is not None and beg != fbeg: 107 regions.append(beg, fbeg) 108 beg = fend 109 return regions 110 111def modregions(wctx, fname): 112 fctx = wctx.filectx(fname) 113 pctx = fctx.parents() 114 115 file_data = fctx.data() 116 lines = mdiff.splitnewlines(file_data) 117 if len(pctx) in (1, 2): 118 mod_regions = modified_regions(pctx[0].data(), file_data) 119 if len(pctx) == 2: 120 m2 = modified_regions(pctx[1].data(), file_data) 121 # only the lines that are new in both 122 mod_regions &= m2 123 else: 124 mod_regions = Regions() 125 mod_regions.append(0, len(lines)) 126 127 return mod_regions 128 129class UserInterface(object): 130 def __init__(self, verbose=False): 131 self.verbose = verbose 132 133 def prompt(self, prompt, results, default): 134 while True: 135 result = self.do_prompt(prompt, results, default) 136 if result in results: 137 return result 138 139class MercurialUI(UserInterface): 140 def __init__(self, ui, *args, **kwargs): 141 super(MercurialUI, self).__init__(*args, **kwargs) 142 self.ui = ui 143 144 def do_prompt(self, prompt, results, default): 145 return self.ui.prompt(prompt, default=default) 146 147 def write(self, string): 148 self.ui.write(string) 149 150class StdioUI(UserInterface): 151 def do_prompt(self, prompt, results, default): 152 return raw_input(prompt) or default 153 154 def write(self, string): 155 sys.stdout.write(string) 156
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| 157
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156class Verifier(object):
| 158class Verifier(object):
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157 def __init__(self, ui, repo):
| 159 """Base class for style verifier objects 160 161 Subclasses must define these class attributes: 162 languages = set of strings identifying applicable languages 163 test_name = long descriptive name of test, will be used in 164 messages such as "error in <foo>" or "invalid <foo>" 165 opt_name = short name used to generate command-line options to 166 control the test (--fix-<foo>, --ignore-<foo>, etc.) 167 """ 168 169 def __init__(self, ui, repo, opts):
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158 self.ui = ui 159 self.repo = repo
| 170 self.ui = ui 171 self.repo = repo
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| 172 # opt_name must be defined as a class attribute of derived classes. 173 # Check test-specific opts first as these have precedence. 174 self.opt_fix = opts.get('fix_' + self.opt_name, False) 175 self.opt_ignore = opts.get('ignore_' + self.opt_name, False) 176 self.opt_skip = opts.get('skip_' + self.opt_name, False) 177 # If no test-specific opts were set, then set based on "-all" opts. 178 if not (self.opt_fix or self.opt_ignore or self.opt_skip): 179 self.opt_fix = opts.get('fix_all', False) 180 self.opt_ignore = opts.get('ignore_all', False) 181 self.opt_skip = opts.get('skip_all', False)
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160 161 def __getattr__(self, attr): 162 if attr in ('prompt', 'write'): 163 return getattr(self.ui, attr) 164 165 if attr == 'wctx': 166 try: 167 wctx = repo.workingctx() 168 except: 169 from mercurial import context 170 wctx = context.workingctx(repo) 171 self.wctx = wctx 172 return wctx 173 174 raise AttributeError 175 176 def open(self, filename, mode): 177 filename = self.repo.wjoin(filename) 178 179 try: 180 f = file(filename, mode) 181 except OSError, msg: 182 print 'could not open file %s: %s' % (filename, msg) 183 return None 184 185 return f 186 187 def skip(self, filename): 188 filename = self.repo.wjoin(filename) 189 190 # We never want to handle symlinks, so always skip them: If the location 191 # pointed to is a directory, skip it. If the location is a file inside 192 # the gem5 directory, it will be checked as a file, so symlink can be 193 # skipped. If the location is a file outside gem5, we don't want to 194 # check it anyway. 195 if os.path.islink(filename): 196 return True 197 return lang_type(filename) not in self.languages 198 199 def check(self, filename, regions=all_regions):
| 182 183 def __getattr__(self, attr): 184 if attr in ('prompt', 'write'): 185 return getattr(self.ui, attr) 186 187 if attr == 'wctx': 188 try: 189 wctx = repo.workingctx() 190 except: 191 from mercurial import context 192 wctx = context.workingctx(repo) 193 self.wctx = wctx 194 return wctx 195 196 raise AttributeError 197 198 def open(self, filename, mode): 199 filename = self.repo.wjoin(filename) 200 201 try: 202 f = file(filename, mode) 203 except OSError, msg: 204 print 'could not open file %s: %s' % (filename, msg) 205 return None 206 207 return f 208 209 def skip(self, filename): 210 filename = self.repo.wjoin(filename) 211 212 # We never want to handle symlinks, so always skip them: If the location 213 # pointed to is a directory, skip it. If the location is a file inside 214 # the gem5 directory, it will be checked as a file, so symlink can be 215 # skipped. If the location is a file outside gem5, we don't want to 216 # check it anyway. 217 if os.path.islink(filename): 218 return True 219 return lang_type(filename) not in self.languages 220 221 def check(self, filename, regions=all_regions):
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| 222 """Check specified regions of file 'filename'. 223 224 Line-by-line checks can simply provide a check_line() method 225 that returns True if the line is OK and False if it has an 226 error. Verifiers that need a multi-line view (like 227 SortedIncludes) must override this entire function. 228 229 Returns a count of errors (0 if none), though actual non-zero 230 count value is not currently used anywhere. 231 """ 232
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200 f = self.open(filename, 'r') 201 202 errors = 0 203 for num,line in enumerate(f): 204 if num not in regions: 205 continue 206 if not self.check_line(line): 207 self.write("invalid %s in %s:%d\n" % \
| 233 f = self.open(filename, 'r') 234 235 errors = 0 236 for num,line in enumerate(f): 237 if num not in regions: 238 continue 239 if not self.check_line(line): 240 self.write("invalid %s in %s:%d\n" % \
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208 (self.test_name, filename, num + 1))
| 241 (self.test_name, filename, num + 1))
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209 if self.ui.verbose:
| 242 if self.ui.verbose:
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210 self.write(">>%s<<\n" % line[-1])
| 243 self.write(">>%s<<\n" % line[:-1])
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211 errors += 1 212 return errors 213 214 def fix(self, filename, regions=all_regions):
| 244 errors += 1 245 return errors 246 247 def fix(self, filename, regions=all_regions):
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| 248 """Fix specified regions of file 'filename'. 249 250 Line-by-line fixes can simply provide a fix_line() method that 251 returns the fixed line. Verifiers that need a multi-line view 252 (like SortedIncludes) must override this entire function. 253 """ 254
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215 f = self.open(filename, 'r+') 216 217 lines = list(f) 218 219 f.seek(0) 220 f.truncate() 221 222 for i,line in enumerate(lines): 223 if i in regions: 224 line = self.fix_line(line) 225 226 f.write(line) 227 f.close() 228
| 255 f = self.open(filename, 'r+') 256 257 lines = list(f) 258 259 f.seek(0) 260 f.truncate() 261 262 for i,line in enumerate(lines): 263 if i in regions: 264 line = self.fix_line(line) 265 266 f.write(line) 267 f.close() 268
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229 def apply(self, filename, prompt, regions=all_regions): 230 if not self.skip(filename):
| 269 270 def apply(self, filename, regions=all_regions): 271 """Possibly apply to specified regions of file 'filename'. 272 273 Verifier is skipped if --skip-<test> option was provided or if 274 file is not of an applicable type. Otherwise file is checked 275 and error messages printed. Errors are fixed or ignored if 276 the corresponding --fix-<test> or --ignore-<test> options were 277 provided. If neither, the user is prompted for an action. 278 279 Returns True to abort, False otherwise. 280 """ 281 if not (self.opt_skip or self.skip(filename)):
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231 errors = self.check(filename, regions)
| 282 errors = self.check(filename, regions)
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232 if errors: 233 if prompt(filename, self.fix, regions): 234 return True
| 283 if errors and not self.opt_ignore: 284 if self.opt_fix: 285 self.fix(filename, regions) 286 else: 287 result = self.ui.prompt("(a)bort, (i)gnore, or (f)ix?", 288 'aif', 'a') 289 if result == 'f': 290 self.fix(filename, regions) 291 elif result == 'a': 292 return True # abort 293
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235 return False 236 237 238class Whitespace(Verifier):
| 294 return False 295 296 297class Whitespace(Verifier):
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| 298 """Check whitespace. 299 300 Specifically: 301 - No tabs used for indent 302 - No trailing whitespace 303 """ 304
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239 languages = set(('C', 'C++', 'swig', 'python', 'asm', 'isa', 'scons')) 240 test_name = 'whitespace'
| 305 languages = set(('C', 'C++', 'swig', 'python', 'asm', 'isa', 'scons')) 306 test_name = 'whitespace'
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| 307 opt_name = 'white' 308
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241 def check_line(self, line): 242 match = lead.search(line) 243 if match and match.group(1).find('\t') != -1: 244 return False 245 246 match = trail.search(line) 247 if match: 248 return False 249 250 return True 251 252 def fix_line(self, line): 253 if lead.search(line): 254 newline = '' 255 for i,c in enumerate(line): 256 if c == ' ': 257 newline += ' ' 258 elif c == '\t': 259 newline += ' ' * (tabsize - len(newline) % tabsize) 260 else: 261 newline += line[i:] 262 break 263 264 line = newline 265 266 return line.rstrip() + '\n' 267
| 309 def check_line(self, line): 310 match = lead.search(line) 311 if match and match.group(1).find('\t') != -1: 312 return False 313 314 match = trail.search(line) 315 if match: 316 return False 317 318 return True 319 320 def fix_line(self, line): 321 if lead.search(line): 322 newline = '' 323 for i,c in enumerate(line): 324 if c == ' ': 325 newline += ' ' 326 elif c == '\t': 327 newline += ' ' * (tabsize - len(newline) % tabsize) 328 else: 329 newline += line[i:] 330 break 331 332 line = newline 333 334 return line.rstrip() + '\n' 335
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| 336 337class ControlSpace(Verifier): 338 """Check for exactly one space after if/while/for""" 339 340 languages = set(('C', 'C++')) 341 test_name = 'spacing after if/while/for' 342 opt_name = 'control' 343 344 def check_line(self, line): 345 match = any_control.search(line) 346 return not (match and match.group(2) != " ") 347 348 def fix_line(self, line): 349 new_line = any_control.sub(r'\1 (', line) 350 return new_line 351 352
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268class SortedIncludes(Verifier):
| 353class SortedIncludes(Verifier):
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| 354 """Check for proper sorting of include statements""" 355
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269 languages = sort_includes.default_languages
| 356 languages = sort_includes.default_languages
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| 357 test_name = 'include file order' 358 opt_name = 'include' 359
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270 def __init__(self, *args, **kwargs): 271 super(SortedIncludes, self).__init__(*args, **kwargs) 272 self.sort_includes = sort_includes.SortIncludes() 273 274 def check(self, filename, regions=all_regions): 275 f = self.open(filename, 'r') 276 277 lines = [ l.rstrip('\n') for l in f.xreadlines() ] 278 old = ''.join(line + '\n' for line in lines) 279 f.close() 280 281 if len(lines) == 0: 282 return 0 283 284 language = lang_type(filename, lines[0]) 285 sort_lines = list(self.sort_includes(lines, filename, language)) 286 new = ''.join(line + '\n' for line in sort_lines) 287 288 mod = modified_regions(old, new) 289 modified = mod & regions 290 291 if modified: 292 self.write("invalid sorting of includes in %s\n" % (filename)) 293 if self.ui.verbose: 294 for start, end in modified.regions: 295 self.write("bad region [%d, %d)\n" % (start, end)) 296 return 1 297 298 return 0 299 300 def fix(self, filename, regions=all_regions): 301 f = self.open(filename, 'r+') 302 303 old = f.readlines() 304 lines = [ l.rstrip('\n') for l in old ] 305 language = lang_type(filename, lines[0]) 306 sort_lines = list(self.sort_includes(lines, filename, language)) 307 new = ''.join(line + '\n' for line in sort_lines) 308 309 f.seek(0) 310 f.truncate() 311 312 for i,line in enumerate(sort_lines): 313 f.write(line) 314 f.write('\n') 315 f.close() 316
| 360 def __init__(self, *args, **kwargs): 361 super(SortedIncludes, self).__init__(*args, **kwargs) 362 self.sort_includes = sort_includes.SortIncludes() 363 364 def check(self, filename, regions=all_regions): 365 f = self.open(filename, 'r') 366 367 lines = [ l.rstrip('\n') for l in f.xreadlines() ] 368 old = ''.join(line + '\n' for line in lines) 369 f.close() 370 371 if len(lines) == 0: 372 return 0 373 374 language = lang_type(filename, lines[0]) 375 sort_lines = list(self.sort_includes(lines, filename, language)) 376 new = ''.join(line + '\n' for line in sort_lines) 377 378 mod = modified_regions(old, new) 379 modified = mod & regions 380 381 if modified: 382 self.write("invalid sorting of includes in %s\n" % (filename)) 383 if self.ui.verbose: 384 for start, end in modified.regions: 385 self.write("bad region [%d, %d)\n" % (start, end)) 386 return 1 387 388 return 0 389 390 def fix(self, filename, regions=all_regions): 391 f = self.open(filename, 'r+') 392 393 old = f.readlines() 394 lines = [ l.rstrip('\n') for l in old ] 395 language = lang_type(filename, lines[0]) 396 sort_lines = list(self.sort_includes(lines, filename, language)) 397 new = ''.join(line + '\n' for line in sort_lines) 398 399 f.seek(0) 400 f.truncate() 401 402 for i,line in enumerate(sort_lines): 403 f.write(line) 404 f.write('\n') 405 f.close() 406
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| 407# list of all verifier classes 408all_verifiers = [ 409 Whitespace, 410 ControlSpace, 411 SortedIncludes 412] 413
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317def linelen(line): 318 tabs = line.count('\t') 319 if not tabs: 320 return len(line) 321 322 count = 0 323 for c in line: 324 if c == '\t': 325 count += tabsize - count % tabsize 326 else: 327 count += 1 328 329 return count 330 331class ValidationStats(object): 332 def __init__(self): 333 self.toolong = 0 334 self.toolong80 = 0 335 self.leadtabs = 0 336 self.trailwhite = 0 337 self.badcontrol = 0 338 self.cret = 0 339 340 def dump(self): 341 print '''\ 342%d violations of lines over 79 chars. %d of which are 80 chars exactly. 343%d cases of whitespace at the end of a line. 344%d cases of tabs to indent. 345%d bad parens after if/while/for. 346%d carriage returns found. 347''' % (self.toolong, self.toolong80, self.trailwhite, self.leadtabs, 348 self.badcontrol, self.cret) 349 350 def __nonzero__(self): 351 return self.toolong or self.toolong80 or self.leadtabs or \ 352 self.trailwhite or self.badcontrol or self.cret 353 354def validate(filename, stats, verbose, exit_code): 355 lang = lang_type(filename) 356 if lang not in format_types: 357 return 358 359 def msg(lineno, line, message): 360 print '%s:%d>' % (filename, lineno + 1), message 361 if verbose > 2: 362 print line 363 364 def bad(): 365 if exit_code is not None: 366 sys.exit(exit_code) 367 368 try: 369 f = file(filename, 'r') 370 except OSError: 371 if verbose > 0: 372 print 'could not open file %s' % filename 373 bad() 374 return 375 376 for i,line in enumerate(f): 377 line = line.rstrip('\n') 378 379 # no carriage returns 380 if line.find('\r') != -1: 381 self.cret += 1 382 if verbose > 1: 383 msg(i, line, 'carriage return found') 384 bad() 385 386 # lines max out at 79 chars 387 llen = linelen(line) 388 if llen > 79: 389 stats.toolong += 1 390 if llen == 80: 391 stats.toolong80 += 1 392 if verbose > 1: 393 msg(i, line, 'line too long (%d chars)' % llen) 394 bad() 395 396 # no tabs used to indent 397 match = lead.search(line) 398 if match and match.group(1).find('\t') != -1: 399 stats.leadtabs += 1 400 if verbose > 1: 401 msg(i, line, 'using tabs to indent') 402 bad() 403 404 # no trailing whitespace 405 if trail.search(line): 406 stats.trailwhite +=1 407 if verbose > 1: 408 msg(i, line, 'trailing whitespace') 409 bad() 410 411 # for c++, exactly one space betwen if/while/for and ( 412 if lang == 'C++': 413 match = any_control.search(line)
| 414def linelen(line): 415 tabs = line.count('\t') 416 if not tabs: 417 return len(line) 418 419 count = 0 420 for c in line: 421 if c == '\t': 422 count += tabsize - count % tabsize 423 else: 424 count += 1 425 426 return count 427 428class ValidationStats(object): 429 def __init__(self): 430 self.toolong = 0 431 self.toolong80 = 0 432 self.leadtabs = 0 433 self.trailwhite = 0 434 self.badcontrol = 0 435 self.cret = 0 436 437 def dump(self): 438 print '''\ 439%d violations of lines over 79 chars. %d of which are 80 chars exactly. 440%d cases of whitespace at the end of a line. 441%d cases of tabs to indent. 442%d bad parens after if/while/for. 443%d carriage returns found. 444''' % (self.toolong, self.toolong80, self.trailwhite, self.leadtabs, 445 self.badcontrol, self.cret) 446 447 def __nonzero__(self): 448 return self.toolong or self.toolong80 or self.leadtabs or \ 449 self.trailwhite or self.badcontrol or self.cret 450 451def validate(filename, stats, verbose, exit_code): 452 lang = lang_type(filename) 453 if lang not in format_types: 454 return 455 456 def msg(lineno, line, message): 457 print '%s:%d>' % (filename, lineno + 1), message 458 if verbose > 2: 459 print line 460 461 def bad(): 462 if exit_code is not None: 463 sys.exit(exit_code) 464 465 try: 466 f = file(filename, 'r') 467 except OSError: 468 if verbose > 0: 469 print 'could not open file %s' % filename 470 bad() 471 return 472 473 for i,line in enumerate(f): 474 line = line.rstrip('\n') 475 476 # no carriage returns 477 if line.find('\r') != -1: 478 self.cret += 1 479 if verbose > 1: 480 msg(i, line, 'carriage return found') 481 bad() 482 483 # lines max out at 79 chars 484 llen = linelen(line) 485 if llen > 79: 486 stats.toolong += 1 487 if llen == 80: 488 stats.toolong80 += 1 489 if verbose > 1: 490 msg(i, line, 'line too long (%d chars)' % llen) 491 bad() 492 493 # no tabs used to indent 494 match = lead.search(line) 495 if match and match.group(1).find('\t') != -1: 496 stats.leadtabs += 1 497 if verbose > 1: 498 msg(i, line, 'using tabs to indent') 499 bad() 500 501 # no trailing whitespace 502 if trail.search(line): 503 stats.trailwhite +=1 504 if verbose > 1: 505 msg(i, line, 'trailing whitespace') 506 bad() 507 508 # for c++, exactly one space betwen if/while/for and ( 509 if lang == 'C++': 510 match = any_control.search(line)
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414 if match and not good_control.search(line):
| 511 if match and match.group(2) != " ":
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415 stats.badcontrol += 1 416 if verbose > 1: 417 msg(i, line, 'improper spacing after %s' % match.group(1)) 418 bad() 419 420 421def _modified_regions(repo, patterns, **kwargs): 422 opt_all = kwargs.get('all', False) 423 opt_no_ignore = kwargs.get('no_ignore', False) 424 425 # Import the match (repository file name matching helper) 426 # function. Different versions of Mercurial keep it in different 427 # modules and implement them differently. 428 try: 429 from mercurial import scmutil 430 m = scmutil.match(repo[None], patterns, kwargs) 431 except ImportError: 432 from mercurial import cmdutil 433 m = cmdutil.match(repo, patterns, kwargs) 434 435 modified, added, removed, deleted, unknown, ignore, clean = \ 436 repo.status(match=m, clean=opt_all) 437 438 if not opt_all: 439 try: 440 wctx = repo.workingctx() 441 except: 442 from mercurial import context 443 wctx = context.workingctx(repo) 444 445 files = [ (fn, all_regions) for fn in added ] + \ 446 [ (fn, modregions(wctx, fn)) for fn in modified ] 447 else: 448 files = [ (fn, all_regions) for fn in added + modified + clean ] 449 450 for fname, mod_regions in files: 451 if opt_no_ignore or not check_ignores(fname): 452 yield fname, mod_regions 453 454 455def do_check_style(hgui, repo, *pats, **opts): 456 """check files for proper m5 style guidelines 457 458 Without an argument, checks all modified and added files for gem5 459 coding style violations. A list of files can be specified to limit 460 the checker to a subset of the repository. The style rules are 461 normally applied on a diff of the repository state (i.e., added 462 files are checked in their entirety while only modifications of 463 modified files are checked). 464 465 The --all option can be specified to include clean files and check 466 modified files in their entirety.
| 512 stats.badcontrol += 1 513 if verbose > 1: 514 msg(i, line, 'improper spacing after %s' % match.group(1)) 515 bad() 516 517 518def _modified_regions(repo, patterns, **kwargs): 519 opt_all = kwargs.get('all', False) 520 opt_no_ignore = kwargs.get('no_ignore', False) 521 522 # Import the match (repository file name matching helper) 523 # function. Different versions of Mercurial keep it in different 524 # modules and implement them differently. 525 try: 526 from mercurial import scmutil 527 m = scmutil.match(repo[None], patterns, kwargs) 528 except ImportError: 529 from mercurial import cmdutil 530 m = cmdutil.match(repo, patterns, kwargs) 531 532 modified, added, removed, deleted, unknown, ignore, clean = \ 533 repo.status(match=m, clean=opt_all) 534 535 if not opt_all: 536 try: 537 wctx = repo.workingctx() 538 except: 539 from mercurial import context 540 wctx = context.workingctx(repo) 541 542 files = [ (fn, all_regions) for fn in added ] + \ 543 [ (fn, modregions(wctx, fn)) for fn in modified ] 544 else: 545 files = [ (fn, all_regions) for fn in added + modified + clean ] 546 547 for fname, mod_regions in files: 548 if opt_no_ignore or not check_ignores(fname): 549 yield fname, mod_regions 550 551 552def do_check_style(hgui, repo, *pats, **opts): 553 """check files for proper m5 style guidelines 554 555 Without an argument, checks all modified and added files for gem5 556 coding style violations. A list of files can be specified to limit 557 the checker to a subset of the repository. The style rules are 558 normally applied on a diff of the repository state (i.e., added 559 files are checked in their entirety while only modifications of 560 modified files are checked). 561 562 The --all option can be specified to include clean files and check 563 modified files in their entirety.
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467 """ 468 opt_fix_all = opts.get('fix_all', False) 469 if not opt_fix_all: 470 opt_fix_white = opts.get('fix_white', False) 471 opt_fix_include = opts.get('fix_include', False) 472 else: 473 opt_fix_white = True 474 opt_fix_include = True
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475
| 564
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476 ui = MercurialUI(hgui, verbose=hgui.verbose)
| 565 The --fix-<check>, --ignore-<check>, and --skip-<check> options 566 can be used to control individual style checks:
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477
| 567
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478 def prompt(name, func, regions=all_regions): 479 result = ui.prompt("(a)bort, (i)gnore, or (f)ix?", 'aif', 'a') 480 if result == 'a': 481 return True 482 elif result == 'f': 483 func(name, regions)
| 568 --fix-<check> will perform the check and automatically attempt to 569 fix sny style error (printing a warning if unsuccessful)
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484
| 570
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485 return False
| 571 --ignore-<check> will perform the check but ignore any errors 572 found (other than printing a message for each)
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486
| 573
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487 def no_prompt(name, func, regions=all_regions): 488 func(name, regions) 489 return False
| 574 --skip-<check> will skip performing the check entirely
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490
| 575
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491 prompt_white = prompt if not opt_fix_white else no_prompt 492 prompt_include = prompt if not opt_fix_include else no_prompt
| 576 If none of these options are given, all checks will be performed 577 and the user will be prompted on how to handle each error.
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493
| 578
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494 whitespace = Whitespace(ui, repo) 495 sorted_includes = SortedIncludes(ui, repo) 496 for fname, mod_regions in _modified_regions(repo, pats, **opts): 497 if whitespace.apply(fname, prompt_white, mod_regions): 498 return True
| 579 --fix-all, --ignore-all, and --skip-all are equivalent to specifying 580 --fix-<check>, --ignore-<check>, or --skip-<check> for all checks, 581 respectively. However, option settings for specific checks take 582 precedence. Thus --skip-all --fix-white can be used to skip every 583 check other than whitespace errors, which will be checked and 584 automatically fixed.
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499
| 585
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500 if sorted_includes.apply(fname, prompt_include, mod_regions): 501 return True
| 586 The -v/--verbose flag will display the offending line(s) as well 587 as their location. 588 """
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502
| 589
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| 590 ui = MercurialUI(hgui, verbose=hgui.verbose) 591 592 # instantiate varifier objects 593 verifiers = [v(ui, repo, opts) for v in all_verifiers] 594 595 for fname, mod_regions in _modified_regions(repo, pats, **opts): 596 for verifier in verifiers: 597 if verifier.apply(fname, mod_regions): 598 return True 599
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503 return False 504 505def do_check_format(hgui, repo, *pats, **opts): 506 """check files for gem5 code formatting violations 507 508 Without an argument, checks all modified and added files for gem5 509 code formatting violations. A list of files can be specified to 510 limit the checker to a subset of the repository. The style rules 511 are normally applied on a diff of the repository state (i.e., 512 added files are checked in their entirety while only modifications 513 of modified files are checked). 514 515 The --all option can be specified to include clean files and check 516 modified files in their entirety. 517 """ 518 ui = MercurialUI(hgui, hgui.verbose) 519 520 verbose = 0 521 for fname, mod_regions in _modified_regions(repo, pats, **opts): 522 stats = ValidationStats() 523 validate(joinpath(repo.root, fname), stats, verbose, None) 524 if stats: 525 print "%s:" % fname 526 stats.dump() 527 result = ui.prompt("invalid formatting\n(i)gnore or (a)bort?", 528 'ai', 'a') 529 if result == 'a': 530 return True 531 532 return False 533 534def check_hook(hooktype): 535 if hooktype not in ('pretxncommit', 'pre-qrefresh'): 536 raise AttributeError, \ 537 "This hook is not meant for %s" % hooktype 538
| 600 return False 601 602def do_check_format(hgui, repo, *pats, **opts): 603 """check files for gem5 code formatting violations 604 605 Without an argument, checks all modified and added files for gem5 606 code formatting violations. A list of files can be specified to 607 limit the checker to a subset of the repository. The style rules 608 are normally applied on a diff of the repository state (i.e., 609 added files are checked in their entirety while only modifications 610 of modified files are checked). 611 612 The --all option can be specified to include clean files and check 613 modified files in their entirety. 614 """ 615 ui = MercurialUI(hgui, hgui.verbose) 616 617 verbose = 0 618 for fname, mod_regions in _modified_regions(repo, pats, **opts): 619 stats = ValidationStats() 620 validate(joinpath(repo.root, fname), stats, verbose, None) 621 if stats: 622 print "%s:" % fname 623 stats.dump() 624 result = ui.prompt("invalid formatting\n(i)gnore or (a)bort?", 625 'ai', 'a') 626 if result == 'a': 627 return True 628 629 return False 630 631def check_hook(hooktype): 632 if hooktype not in ('pretxncommit', 'pre-qrefresh'): 633 raise AttributeError, \ 634 "This hook is not meant for %s" % hooktype 635
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| 636# This function provides a hook that is called before transaction 637# commit and on qrefresh
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539def check_style(ui, repo, hooktype, **kwargs): 540 check_hook(hooktype) 541 args = {} 542 543 try: 544 return do_check_style(ui, repo, **args) 545 except Exception, e: 546 import traceback 547 traceback.print_exc() 548 return True 549 550def check_format(ui, repo, hooktype, **kwargs): 551 check_hook(hooktype) 552 args = {} 553 554 try: 555 return do_check_format(ui, repo, **args) 556 except Exception, e: 557 import traceback 558 traceback.print_exc() 559 return True 560 561try: 562 from mercurial.i18n import _ 563except ImportError: 564 def _(arg): 565 return arg 566 567_common_region_options = [ 568 ('a', 'all', False, 569 _("include clean files and unmodified parts of modified files")), 570 ('', 'no-ignore', False, _("ignore the style ignore list")), 571 ] 572
| 638def check_style(ui, repo, hooktype, **kwargs): 639 check_hook(hooktype) 640 args = {} 641 642 try: 643 return do_check_style(ui, repo, **args) 644 except Exception, e: 645 import traceback 646 traceback.print_exc() 647 return True 648 649def check_format(ui, repo, hooktype, **kwargs): 650 check_hook(hooktype) 651 args = {} 652 653 try: 654 return do_check_format(ui, repo, **args) 655 except Exception, e: 656 import traceback 657 traceback.print_exc() 658 return True 659 660try: 661 from mercurial.i18n import _ 662except ImportError: 663 def _(arg): 664 return arg 665 666_common_region_options = [ 667 ('a', 'all', False, 668 _("include clean files and unmodified parts of modified files")), 669 ('', 'no-ignore', False, _("ignore the style ignore list")), 670 ] 671
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| 672 673fix_opts = [('f', 'fix-all', False, _("fix all style errors"))] + \ 674 [('', 'fix-' + v.opt_name, False, 675 _('fix errors in ' + v.test_name)) for v in all_verifiers] 676ignore_opts = [('', 'ignore-all', False, _("ignore all style errors"))] + \ 677 [('', 'ignore-' + v.opt_name, False, 678 _('ignore errors in ' + v.test_name)) for v in all_verifiers] 679skip_opts = [('', 'skip-all', False, _("skip all style error checks"))] + \ 680 [('', 'skip-' + v.opt_name, False, 681 _('skip checking for ' + v.test_name)) for v in all_verifiers] 682all_opts = fix_opts + ignore_opts + skip_opts 683 684
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573cmdtable = { 574 '^m5style' : (
| 685cmdtable = { 686 '^m5style' : (
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575 do_check_style, [ 576 ('f', 'fix-all', False, _("automatically fix style issues")), 577 ('', 'fix-white', False, _("automatically fix white space issues")), 578 ('', 'fix-include', False, _("automatically fix include ordering")), 579 ] + _common_region_options + commands.walkopts,
| 687 do_check_style, all_opts + _common_region_options + commands.walkopts,
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580 _('hg m5style [-a] [FILE]...')), 581 '^m5format' : 582 ( do_check_format, [ 583 ] + _common_region_options + commands.walkopts, 584 _('hg m5format [FILE]...')), 585} 586 587if __name__ == '__main__': 588 import getopt 589 590 progname = sys.argv[0] 591 if len(sys.argv) < 2: 592 sys.exit('usage: %s <command> [<command args>]' % progname) 593 594 fixwhite_usage = '%s fixwhite [-t <tabsize> ] <path> [...] \n' % progname 595 chkformat_usage = '%s chkformat <path> [...] \n' % progname 596 chkwhite_usage = '%s chkwhite <path> [...] \n' % progname 597 598 command = sys.argv[1] 599 if command == 'fixwhite': 600 flags = 't:' 601 usage = fixwhite_usage 602 elif command == 'chkwhite': 603 flags = 'nv' 604 usage = chkwhite_usage 605 elif command == 'chkformat': 606 flags = 'nv' 607 usage = chkformat_usage 608 else: 609 sys.exit(fixwhite_usage + chkwhite_usage + chkformat_usage) 610 611 opts, args = getopt.getopt(sys.argv[2:], flags) 612 613 code = 1 614 verbose = 1 615 for opt,arg in opts: 616 if opt == '-n': 617 code = None 618 if opt == '-t': 619 tabsize = int(arg) 620 if opt == '-v': 621 verbose += 1 622 623 if command == 'fixwhite': 624 for filename in args: 625 fixwhite(filename, tabsize) 626 elif command == 'chkwhite': 627 for filename in args: 628 for line,num in checkwhite(filename): 629 print 'invalid whitespace: %s:%d' % (filename, num) 630 if verbose: 631 print '>>%s<<' % line[:-1] 632 elif command == 'chkformat': 633 stats = ValidationStats() 634 for filename in args: 635 validate(filename, stats=stats, verbose=verbose, exit_code=code) 636 637 if verbose > 0: 638 stats.dump() 639 else: 640 sys.exit("command '%s' not found" % command)
| 688 _('hg m5style [-a] [FILE]...')), 689 '^m5format' : 690 ( do_check_format, [ 691 ] + _common_region_options + commands.walkopts, 692 _('hg m5format [FILE]...')), 693} 694 695if __name__ == '__main__': 696 import getopt 697 698 progname = sys.argv[0] 699 if len(sys.argv) < 2: 700 sys.exit('usage: %s <command> [<command args>]' % progname) 701 702 fixwhite_usage = '%s fixwhite [-t <tabsize> ] <path> [...] \n' % progname 703 chkformat_usage = '%s chkformat <path> [...] \n' % progname 704 chkwhite_usage = '%s chkwhite <path> [...] \n' % progname 705 706 command = sys.argv[1] 707 if command == 'fixwhite': 708 flags = 't:' 709 usage = fixwhite_usage 710 elif command == 'chkwhite': 711 flags = 'nv' 712 usage = chkwhite_usage 713 elif command == 'chkformat': 714 flags = 'nv' 715 usage = chkformat_usage 716 else: 717 sys.exit(fixwhite_usage + chkwhite_usage + chkformat_usage) 718 719 opts, args = getopt.getopt(sys.argv[2:], flags) 720 721 code = 1 722 verbose = 1 723 for opt,arg in opts: 724 if opt == '-n': 725 code = None 726 if opt == '-t': 727 tabsize = int(arg) 728 if opt == '-v': 729 verbose += 1 730 731 if command == 'fixwhite': 732 for filename in args: 733 fixwhite(filename, tabsize) 734 elif command == 'chkwhite': 735 for filename in args: 736 for line,num in checkwhite(filename): 737 print 'invalid whitespace: %s:%d' % (filename, num) 738 if verbose: 739 print '>>%s<<' % line[:-1] 740 elif command == 'chkformat': 741 stats = ValidationStats() 742 for filename in args: 743 validate(filename, stats=stats, verbose=verbose, exit_code=code) 744 745 if verbose > 0: 746 stats.dump() 747 else: 748 sys.exit("command '%s' not found" % command)
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