if (WARN("ARRAY_SIZE", WARN("LIKELY_MISUSE", $ctx =~ s/\n*$//; { :un)?signed\s+)?long\s+long| if (ERROR("SPACING", +static void perf_pmu_update_alias(struct perf_pmu_alias *old, ## "Using comparison to $otype is error prone. "$call() should probably be ${call}_t($cast, $arg1, $arg2)\n" . $herecurr); for (my $count = $linenr; $count <= $lc; $count++) { + struct list_head *alist) my $ptr = substr($blank, 0, $off) . if (ERROR("SPACING", if (substr($line, 0, $-[0]) =~ /(\}\s*)$/) { :un)?signed}, :[A-Z][a-z]|[a-z][A-Z])\w*)\s*[;\{]/) { my $sha1 = $1; } if ($sline =~ /^\+\s+\S/ && #Not at char 1 ["SENSOR_TEMPLATE(? print << "EOM"; substr($blk, $soff, $coff - $soff + 1) . MODULE_[A-Z_]+| )/o) { #CamelCase $hereptr)) { WARN("BLOCK_COMMENT_STYLE", my $output = ''; *)\)/ || if ($line =~ /\bNR_CPUS\b/ && $fixed[$fixlinenr] =~ s/\bsizeof\s+((?:\*\s*|)$Lval|$Type(? $fix) { }x; } elsif ($show =~ /^NULL$/ && # timestamp (? $herecurr); ($line =~ /^\+\s*$/ || store_mb| $func =~ s/^__constant_//; $line =~ /^\s*\[\s*\d+\.\d{6,6}\s*\]/ || $herecurr); $fixedline = $line; my ($nlength, $nindent) = line_stats($lines[$ctx_ln - 1]); if ($type =~ /^(? )\bmemcpy\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/) { # check for function definitions my ($formatted_email) = @_; "\n"; $fix && $prevline =~ /^\+/ && $line =~ /^\+/) { if (CHK("SPACING", localtime((stat $file)[9])); $herecurr); $msg_type = ""; my $goodtabindent = $oldindent . return 0; $var =~ /[A-Z][a-z]|[a-z][A-Z]/ && my $camelcase_file_seeded = 0; Perhaps use '${lead}${op}${arg}${trail}'\n" . } my $ptr = $1; Do _NOT_ trust the results written to this file. $pos += length($1) - 1; push(@av_paren_type, $av_pending); } } else { } } # leading and trailing angle brackets, the address } else { $found_file = 1; $type = 'T'; next; if ($c =~ /\bif\s*\(.*[^<>!=]=[^=]. memory| next if ($line =~ m/^\s*$/); )/g) { :\s|$)@) $comment = '#'; $type = 'V'; 'test-only=s' => \$tst_only, # check for uses of __DATE__, __TIME__, __TIMESTAMP__ $allow++; $newindent = expand_tabs($newindent); my $hereline = "$here\n$rawline\n"; s/\s+\]/\]/; $s =~ s/$;//g; # Remove any comments } $herecurr) && $hereptr)) { if ($s =~ /^\s*;/) { $here = "#$realline: " if ($file); 'EXTRA_CPPFLAGS' => 'cppflags-y', } my $newfunc = "kmalloc_array"; # check for c99 types like uint8_t used outside of uapi/ and tools/ :\s*\)){$count,$count}/) { $color = 1; if (($realfile =~ /^$/ || $line =~ /^\+/) && "$cnt_chk checks, " : "") . } my $prevline=""; $herecurr); :\s*\n[+-])*\s*)/s); $av_pending = 'E'; next if $compat !~ /^([a-zA-Z0-9\-]+)\,/; "$1 is obsolete, use k$3 instead\n" . $count++; if ($rawline=~/^\+\+\+\s+(\S+)/) { my $len = length($line); u_(? *)\(\s*$Type\s*\)([ \t]++)((?! # comparisons with a constant or upper case identifier on the left $dstat !~ /^for\s*$Constant$/ && # for () } "Macro argument '$arg' may be better as '($arg)' to avoid precedence issues\n" . # ignore non-hunk lines and lines being removed ## print "1: from to ident\n"; } $herecurr) && # } if ($lines[$linenr - 2] =~ /^\+(\t*)if\s*\(\s*$tested\s*\)\s*$/) { $off += length($elements[$n]); # * goes on variable not on type # check for mutex_trylock_recursive usage "\n"); qr{${Ident}_handler}, $sep = "[]\n"; "$cnt_lines lines checked\n"; # at context start. } "LINUX_VERSION_CODE should be avoided, code should be for the version to which it is merged\n" . $stat =~ /^\+[$;\s]*(? :else|elif)\b/) { # check for pointer comparisons to NULL $fixed[$fixlinenr] =~ $Modifier = qr{(? CHK("CONCATENATED_STRING", --mailback only produce a report in case of warnings/errors } } = ' . qr{(?:(? # definitions in global scope can only start with types "Possible unnecessary $level\n" . "^"; my $filename = shift; WARN("BLOCK_COMMENT_STYLE", my ($in_comment) = @_; my $p1_prefix = ''; $prevline =~ /^\+([ \t]*)((?:$c90_Keywords(?:\s+if)\s*)|(?:$Declare\s*)?(?:$Ident|\(\s*\*\s*$Ident\s*\))\s*|(?:\*\s*)*$Lval\s*=\s*$Ident\s*)\(. next if ($line =~ m/^\s*#/); } $tmp_stmt =~ s/\#+\s*$arg\b//g; my $call = $1; There are other string manipulating facilities built into bash. last; } ERROR("TEST_ATTR", ERROR("ASSIGN_IN_IF", } $blk .= $lines[$line] . # with exceptions for various attributes and macros ($edge) = $1; next if ($word !~ /[A-Z][a-z]|[a-z][A-Z]/); LINE => $line, $herecurr); if (WARN('NEEDLESS_IF', if (-f "$root/$checkfile" && # Check for any sort of function declaration. "Prefer '" . $herecurr); "$here\n$stat_real\n"); my $git_range; # uncoalesced string fragments # check we are in a valid C source file if not then ignore this hunk my ($s, $c) = ($stat, $cond); :un)?signed\s+int| 1 while $fixed[$fixlinenr] =~ push(@av_paren_type, $type); if (WARN("UNNECESSARY_KERN_LEVEL", if ($line2 !~ /^\s*$/) { # '*'s should not have spaces between. $fixedline =~ s/^(.\s*)\{\s*/$1/; my $var = '_' x length($stream); sub ctx_statement_block { } Connect and share knowledge within a single location that is structured and easy to search. my $herevet = "$here\n" . Not the answer you're looking for? # Check for }else {, these must be at the same ERROR("OPEN_BRACE", $fixed[$fixlinenr] =~ s/^\+([ \t]+)/"\+" . fix_delete_line($fixlinenr, $rawline); ($Lval)(\s*==\s*NULL\s*)?\s*\)/ && s/^\+[ \t]*/\+$goodtabindent/; my $line = $_; $equal = "" if ($4 eq "!="); } if (!defined $suppress_export{$linenr} && + perf_pmu_update_alias(a, newalias); "lockdep_no_validate class is reserved for device->mutex.\n" . # } elsif ($op =~ /^$;+$/) { $use =~ s/pS/ps/ if ($bad_specifier =~ /pf/); WARN("PREFER_PACKED", } $stmt =~ s/(^|\n)./$1/g; my $address = ""; if ($realfile =~ m{^arch/}) { $herecurr); if (("$test" eq "==" && "$type" eq "true") || } else { if (CHK("SPACING", # The whole of a #error is a string. # check for logging continuations WARN("EXPORTED_WORLD_WRITABLE", # is invalid. *)\b/) { my $to = $4; "Prefer kernel type '$kernel_type' over '$type'\n" . if ($lines[$ln - 1] =~ /^\+\s*(? $c = substr($line, $off, 1); } } $level++; if (is_maintained_obsolete($realfile)) { $sub_to =~ s/\Q$from\E/$to/; $herecurr); } } if ($realfile !~ m@^include/uapi/@ && $fix_elements[$n + 1]; @@ -310,7 +378,8 @@ static int __perf_pmu__new_alias(struct list_head *list, char *dir, char *name. > our $Arithmetic = qr{\+|-|\*|\/|%}; } $fixed[$fixlinenr] =~ s/\b__attribute__\s*\(\s*\(\s*format\s*\(\s*printf\s*,\s*(. $herecurr) && if (open(my $words, ') { + ret += scnprintf(newval + ret, sizeof(newval) - ret, WARN("USLEEP_RANGE", It's the command substitution that removes them, not the variable assignment. my $val = ""; # Need a space before open parenthesis after if, while etc $prefix = ''; Asking for help, clarification, or responding to other answers. :$Attribute)?\s*;/ && ##print "absolute\n"; $prevline =~ /^.\s*(?:typedef\s+)?(enum|union|struct)(? } :|,|\)\s*;)\s*)$/ && my $frag = $stat; $frag =~ s/;+\s*$//; die "$P: $filename: diff failed - $!\n"; } our $typeKernelTypedefs = qr{(?x: $last_coalesced_string_linenr = $linenr; $herecurr); tabify($1)/e; if ($dbg_attr) { } [A-Za-z_][A-Za-z\d_]* "space required one side of that '$op' $at\n" . # emit the "does MAINTAINERS need updating?" goto| elsif ($line =~ /^( |\+|$)/) { :ifndef|ifdef|if)\s/) { return !defined $ignore_type{$type}; :DEVICE_|)ATTR_2", 2], $var !~ /^(?:[a-z_]*?)_?(?:[KMGT]iB|[KMGT]?Hz)(? # check if this appears to be the end of function declaration [\xC2-\xDF][\x80-\xBF] # non-overlong 2-byte "Use of $attr requires a separate use of const\n" . our $c90_Keywords = qr{do|for|while|if|else|return|goto|continue|switch|default|case|break}x; (? push(@fixed_inserted, $inserted); "memset to 0's uses 0 as the 2nd argument, not the 3rd\n" . our $Ident = qr{ Find centralized, trusted content and collaborate around the technologies you use most. # function brace can't be on same line, except for #defines of do while, get_quoted_string($line, $rawline) =~ /\b$context_function\b/ && if ($allow_c99_comments && $res =~ m@(//. $fix) { $fix) { if ($line =~ /^.\s*(?:case\s*. if (defined $fix_elements[$n + 2]) { )?$TypeMisordered}; WARN("STORAGE_CLASS", $c = 'C' if ($elements[$n + 2] =~ /^$;/); my ($linenr, $line) = @_; $herecurr); 'root=s' => \$root, my @stmt_lines = ($stmt =~ /\n/g); Tested-by:| $fixed[$fixlinenr] = "\+#if IS_ENABLED($config)"; return $string; fix_insert_line($fixlinenr, $fixedline); $cast = $cast2; sub list_types { if (WARN("INLINE", $decl = rtrim($decl) if ($var eq ""); } ($r1 =~ /^$Constant$/ || $r1 =~ /^[A-Z_][A-Z0-9_]*$/)) { } :[ntr]|[0-7]{1,3}|x[0-9a-fA-F]{1,2})|;\s*|\{\s*)"\s*$/) { if ($^V && $^V ge 5.10.0 && $line =~ s/\s*\n?$//g; $line =~ /^\+\s*(?:static\s+)? my $ops = qr{ } return $stat_real; print "END($1)\n" if ($dbg_values > 1); :$underscore_smp_barriers)\s*\(/) { :[^\(\)]++|(?-1))*\))/; } $type = 'E'; $$lineRef =~ s/\+$o,$l \@\@/\+$no,$nl \@\@/; :char|short|int|long) | # bsd if (statement_block_size($block) > 1) { $rawline !~ /^\+[ \t]*\*/) { #no leading * } $line = expand_tabs($line); => \$show_types, "Exporting writable files is usually an error. "Prefer ARRAY_SIZE($array)\n" . $stat_real); if ($line =~ /^(? $herecurr) && $lines[$linenr - 3] !~ /^[ +]\s*$Ident\s*:/) { "\n"; "Reusing the krealloc arg is almost always a bug\n" . ##print "LINE: $rawlines[$end_line - 1 ]\n"; u(? } elsif ($octal_perms eq "0644" || # A unary '*' may be const if (($#elements % 2) == 0) { + *old_str = *new_str; $s); (my $res = shift) =~ tr/\t/ /c; "README", "Documentation", "arch", "include", "drivers", # if ($^V && $^V ge 5.10.0 && $linecount++; (? my $herecurr = "$here\n$rawline\n"; my @o; ##print "stat stat_next\n"; } $line =~ /^\+\s*\bboolean\b/) { $TypeMisordered = qr{ my $const = $2; if ($line =~ /\bstatic\s+char\s+(\w+)\s*\[\s*\]\s*=\s*"/) { my ($suspect, $fix) = split(/->/, $line); if ($has_flow_statement && !$has_arg_concat) { foreach my $path (split(/:/, ". $fix) { $rawline =~ /^\+[A-Z]:/ && :Fixes:|Link:)/i || my $herectx = get_stat_here($linenr, $cnt, $here); $string =~ s/^\s+//; "Use #include instead of \n" . if (defined $chunks[1]) { } } return 1; cat_vet($rawline) . #print "APW: ALLOWED: block\n"; # sufficient context to determine whether it is indeed long enough. :Constant|[A-Z_][A-Z0-9_]*)$/ && } $fixed[$fixlinenr] =~ $fixedline =~ s/\s*=\s*$/ = {/; $realline=$1-1; + * present merge both of them to combine all information. ## foreach my $el (@elements) { $ref .= $1; $fixed[$fixlinenr] =~ :CLASS|DEVICE|SENSOR|SENSOR_DEVICE|IIO_DEVICE)_ATTR", 2], my $sub_to = $match; if (ERROR("SPACING", EOM ($id, $description) = git_commit_info($orig_commit, "$herectx"); } our $LvalOrFunc = qr{((? # 3. inside a curly brace -- = { [010] = 5 } :\+|-| |\\ No newline|$)}) { : my $min = $1; my ($stmt) = @_; my $camelcase_seeded = 0; } my $blank = copy_spacing($rawline); "\n"; } WARN("AVOID_EXTERNS", First story where the hero/MC trains a defenseless village against raiders. $orig_commit = lc($2); $define_stmt =~ s/\s+/ /g; my $msg_level = \&WARN; my $offset = $linenr - 1; "Prefer [subsystem eg: netdev]_$level2([subsystem]dev, then dev_$level2(dev, then pr_$level( to printk(KERN_$orig \n" . fix_insert_line($fixlinenr, $fixedline); # Make $define_stmt single line, comment-free, etc if ($rawline =~ /^\+.*\$(Revision|Log|Id)(? "switch and case should be at the same indent\n$hereline$err"); $last_openparen = $pos; } my $string = substr($rawline, $-[1], $+[1] - $-[1]); $fixed[$fixlinenr] =~ } } push (@conf_args, $word); "Using vsprintf specifier '\%px' potentially exposes the kernel memory layout, if you don't really need the address please consider using '\%p'.\n" . my $herectx = get_stat_here($linenr, $cnt, $here); (? defined $stat && } elsif ($cur =~ /^(if|while|for)\b/o) { } elsif ($s =~ /^.\s*else\b/s) { } => \$terse, $level . my $cb = "$ca$;$cc"; if (ERROR("ELSE_AFTER_BRACE", :_data|)", 2], :\\s*$FuncArg\\s*,\\s*){$arg_pos,$arg_pos}"; # if (WARN("PREFER_ETH_ZERO_ADDR", +} :if|else|do)\b/s)) { WARN("DO_WHILE_MACRO_WITH_TRAILING_SEMICOLON", foreach (@allowed) { } $chk_signoff = 0 if ($file); if ($err ne '') { my $ln = $linenr; 'subjective!' $fix) { # where necessary. (?:(? $line =~ /^\+\s*__setup/)) { __must_check| # check for comparisons of get_jiffies_64() next if ($arg =~ /\.\.\./); $s =~ s/\n./\n/gs; } if ($line =~ /\b((simple|strict)_(strto(l|ll|ul|ull)))\s*\(/) { ($prevline, $stashline) = ($stashline, $line); my $path = $1; $fixed[$fixlinenr] =~ s/\s+__read_mostly\b//; )\s*\)/g) { my $in_commit_log = 0; #Scanning lines before patch "S_IWOTH" => 0002, my $ptr = substr($blank, 0, length($utf8_prefix)) . return $herectx; # Ignore: } if ($line =~ /\bprintk\s*\(\s*KERN_([A-Z]+)/) { # (char*[ const]) $off++; $line !~ /\[[^\]]*\.\.\. "please, no spaces at the start of a line\n" . "boolean test with hexadecimal, perhaps just 1 \& or \|?\n" . $fix) { $check = 1; } my @lines = (); defined $stat && } { next if (!$hunk_line || $line =~ /^-/); # my $previndent=0; :union|struct|enum|typedef)\b/ || sub parse_email { $line =~ /\b$logFunctions\s*\(. # Also catch when type or level is passed through a variable defined $rawlines[$linenr] && $stat =~ /^.\s*(? } "externs should be avoided in .c files\n" . $cnt--; if (CHK("AVOID_EXTERNS", } --ignore TYPE(,TYPE2) ignore various comma separated message types $has_statement = 1; # warn about #ifdefs in C files if (statement_lines($cond) > 1) { } $compat3 =~ s/\,([a-z]*)[0-9]*\-/\,$1\-/; my @ctx = ctx_block_outer($linenr, $realcnt); } #warn "CONDITION\n"; :module_param|proc_create)/ && $val eq "0") && $min > $max) { $av_pend_colon = 'L'; defined $stat && "Duplicate signature\n" . # Find the real next line. WARN("CONST_STRUCT", } '{' : ''; $range_last_linenr = $new_linenr; $type = 'N'; $res .= $type x length($1); } my $compat3 = $compat; } if ($var !~ /^$Constant$/ && $prefix = "$realfile:$realline: " } # check for various structs that are normally const (ops, kgdb, device_tree) $commit_log_long_line = 1; WARN("CONST_CONST", ($line =~ /^(? (? # so just keep quiet. my $herevet = "$here\n" . $rawlines[$ln - 1] =~ /^-/); if ($s =~ /(? ["SENSOR_(? # # return is not a function my ($type, $msg) = @_; sub is_maintained_obsolete { $herecurr); $herecurr) && :^|\n)[ \+]\s*(?:$Type\s*)?\Q$testval\E\s*=\s*(?:\([^\)]*\)\s*)?\s*(?:devm_)?(?:[kv][czm]alloc(?:_node|_array)?\b|kstrdup|kmemdup|(? ## print("el: \n"); if ($line =~ /$String\s*"/) { my $sub_to = $ident; } } print "\nNOTE: $prefix message types:"; my $typo = $1; (h|c|pl|dtsi|dts)$/); $type =~ /(\d+)/; # bitfield continuation __weak my $fixedline = $prevrawline; $line =~ /\b($Declare)\s*$Ident\s*[=;,\[]/) { # check for multiple consecutive blank lines if (ERROR("POINTER_LOCATION", $herecurr); } } "$here\n$stat\n"); push(@chunks, [ $condition, $statement ]); if (ERROR("SPACING", ## maybe suggesting a correct construct would better } "space required after that close brace '}'\n" . if ($line =~ /\b__read_mostly\b/ && :un)?signed| WARN('MISSING_SPACE', "S_IRWXU" => 0700, } # Remove C99 comments. $rtrim_before = 1; $herecurr); substr($res, $off, 2, $sanitise_quote); } )/x) :un)?signed\s+)?short\s+int}, $level++; } # check indentation starts on a tab stop } our $InitAttribute = qr{$InitAttributeData|$InitAttributeConst|$InitAttributeInit}; if (substr($blk, $off + 1, 1) eq ';') { } s/\[\s+/\[/; qr{struct\s+$Ident}, } } elsif ($lines[0] =~ /^fatal: ambiguous argument '$commit': unknown revision or path not in the working tree\./) { (? # Ignore goto labels. my $clean = 'X' x length($1); :un)?signed| ) # check for spaces at the beginning of a line. } if (defined $cond) { $fix) { $line =~ /^Subject:.*\b(? our %mode_permission_string_types = ( "\n", $prev_values); } if ($ctx !~ /.x[WEC]/ && $cc !~ /^}/) { my $vp_file = $dt_path . ##print "CMMT: $cmt\n"; --min-conf-desc-length=n set the min description length, if shorter, warn $line =~ /^\+\s*MODULE_/i || }; } $var !~ /^(?:[a-z_]*?)_?[a-z][A-Z](? $stmt =~ s/^\s*{//; my $suffix = ""; my $show = $3; $rawline =~ /^\+[ \t]*\*/ && #leading * :mem|cpu|dev|net_|)}; if ($line =~ /$String[A-Z_]/ || $line =~ /[A-Za-z0-9_]$String/) { $herectx .= "$rawlines[$ln + $offset]\n[]\n"; my $s = $stat; } sub annotate_values { 'codespell!' Card trick: guessing the suit if you see the remaining three cards (important is that you can't move or turn the cards). next; */ || $realfile =~ /Kbuild. ")"/ex; +static void perf_pmu_free_alias(struct perf_pmu_alias *newalias) } $herecurr) && :_[a-z_]+)?$/ && $herecurr); WARN("VOLATILE", my $notPermitted = qr{(? $herevet) && } our $TypeMisordered; s/(\(\s*$Type\s*\))[ \t]+/$1/; ["(? # check for redundant bracing round if etc $ctx =~ s/\n*$//; if (defined $realline_next && $in_comment = 0; \s*0[xX][0-9]+\s* $herecurr); exists $lines[$realline_next - 1] && } if ($line =~ /\bMODULE_LICENSE\s*\(\s*($String)\s*\)/) { "space prohibited before that '$op' $at\n" . my $res = ''; "Avoid using diff content in the commit message - patch(1) might not work\n" . # check for DEVICE_ATTR uses that could be DEVICE_ATTR_ # the context looking for a comment "edge". $rename .= " '$store' to '$newstore'"; $fixed[$fixlinenr] =~ s@(^\+\t+) +@$1 . foreach my $word (@array) { if ($name ne 'EOF' && $name ne 'ERROR') { } } elsif ($cur =~ /^($Ident\s*):(? our $Assignment = qr{\*\=|/=|%=|\+=|-=|<<=|>>=|&=|\^=|\|=|=}; # If this whole things ends with a type its most $check = 0; foreach my $entry (@mode_permission_funcs) { $ctx = $dstat; } } $typo_fix = uc($typo_fix) if ($typo =~ /^[A-Z]+$/); Acked-by:| } :$Compare|$Assignment|$Operators)\s*$/ || ]+\s+\|\s+\d+/ || #warn "CSB: blk off len\n"; } ($line =~ /\b__attribute__\s*\(\s*\(. $av_preprocessor = 0; # Check for incorrect file permissions warn "POSSIBLE: $possible ($line)\n" if ($dbg_possible); # If there's a name left after stripping spaces and $show_Z = 0; "Please use a blank line after function/struct/union/enum declarations\n" . # conditional. $line_fixed = 1; } .. Quick solution: 1. $fix) { # check of hardware specific defines if ($in_header_lines && (($prevline =~ /\+(\s+)\S/) && $sline =~ /^\+$1\S/)) { }; $line =~ /^diff --git a\/[\w\/\.\_\-]+ b\/\S+\s*$/))) { # terminating a case value or a label. if ($line=~/^.\s+[A-Za-z\d_]+:(?! for my $filename (@ARGV) { :$Ident|$Constant)\s*|default):/) { ERROR("DIFF_IN_COMMIT_MSG", if (CHK("BRACES", # $name = $formatted_email; + memset(newval, 0, sizeof(newval)); read_words(\$const_structs, $conststructsfile) :8|16|32|64)| $fixed_line = $fixed_line . foreach my $type (@types) { + old->scale = newalias->scale; warn "No typos will be found - file '$spelling_file': $!\n"; # Block comment styles :_ratelimited|_once)?\s*\(/ && WARN("BAD_SIGN_OFF", $funcname . fix_delete_line($fixlinenr - 1, $prevrawline); } next; if ($line =~ /^\+. one $curr_values; By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. "Prefer $newfunc over $oldfunc with multiply\n" . if ($line =~ /\b(c)ommit\s+([0-9a-f]{5,})\b/i) { #warn "CSB: mark coff\n"; } my $arg2 = $8; $cond_ptr = $cond_lines; build_types(); } [0-9]+)/ and my $setup_docs = 0; last; if ($realfile !~ m@^kernel/lockdep@ && qr{long\s+long\s+int\s+(? } elsif ($cur =~ /^(\? return $formatted_email; $herecurr); my $level = lc($orig); $herecurr); foreach my $rawline (@rawlines) { # make sense. --root=PATH PATH to the kernel tree root if ($line =~ /^\+/ && $length > $max_line_length) { substr($s, 0, length($c), ''); foreach (sort { lc($a) cmp lc($b) } keys(%camelcase)) { if (defined $semis && $semis ne "") { } } } elsif (($checklicenseline == 2) || $realfile =~ /\. } # See if any suffix of this path is a path within the tree. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. if ($line =~ /\budelay\s*\(\s*(\d+)\s*\)/) { *)\s+\\n/$1\\n/; if ($line =~ /^\s*cc:\s*.*\bstable\@kernel\.org\b>?. our $zero_initializer = qr{(?:(? # cpp #define statements have non-optional spaces, ie { $newstore = "${var}_store" if ($store ne "NULL" && $store ne "${var}_store"); $fix) { $line =~ /^\+\s*\#\s*(? return $stmt_statements; if ($stat =~ /^(?:.\s*}\s*\n)?. if ($prevline =~ /$;[ \t]*$/ && #ends in comment my $ctx_cnt = $realcnt - $#ctx - 1; } if ($do_fix) { :_RATELIMIT|_ONCE|)| } if ($line !~ /printk(? print $f $fixed_line . -e $root . } WARN("MULTILINE_DEREFERENCE", for (my $n = 0; $n < $cnt; $n++) { # Check if the commit log has what seems like a diff which can confuse patch if (WARN("LINE_SPACING", if ($arg_pos > 1) { WARN("UNNECESSARY_PARENTHESES", sub process { ERROR("GERRIT_CHANGE_ID", $herecurr) && if ($line =~ /(\b$InitAttribute\b)/) { $type = ($level != 0)? ([A-Z_]+)\s*\(\s*($Ident)/ && print "OP($1)\n" if ($dbg_values > 1); 'EXTRA_AFLAGS' => 'asflags-y', } So instead of messing around with that let us just make sure it does not have one. $lc = $lc + $linenr; ["module_param_array_named", 5], if (ERROR("INITIALISED_STATIC", } elsif ($l =~ /^[\+ ]/) { ## $fixed[$fixlinenr] =~ s/\b\Q$val\E\s*(? my $coff_set = 0; } if ($store ne $newstore) { my $func = $entry->[0]; if ($type eq 'V') { if ($string =~ /^($FuncArg|$balanced_parens)/) { of a kernel tree\n"; ## } my $dt_path = $root . my $ok = 0; "Prefer using '\"%s\", __func__' to using '$context_function', this function's name, in a string\n" . if (!process($filename)) { build_types(); # check for semaphores initialized locked my ($lineRef, $offset, $length) = @_; my ($wordsRef, $file) = @_; } } elsif ($line =~ /^\+\+\+\s+(\S+)/) { $stmt =~ s/(^|\n)./$1/g; $arg_pos--; $type =~ s/\s+/ /g; $msg_level = \&CHK if ($file); if ($level == 0 && substr($blk, $off) =~ /^.\s*#\s*define/) { $hashRef->{$word}++; } elsif ($realfile =~ /\.c$/ && defined $stat && => \$codespell, Then executing the bash command echo $(cat input.txt) will output this: Why and how can I fix it to output exactly what is in the file how it is in the file? If this name is already $fixlinenr++; # then suggest that. # Any use must be runtime checked with $^V if (statement_lines($cond) > 1) { WARN("SPACING", $herecurr) && my $match = $1; } "$attr should be placed after $var\n" . *)$@/\* $comment \*/@; $line =~ /\bstruct\s+($const_structs)\b(? } *)$/) { $git_range = "$commit_expr"; if (ERROR("FUNCTION_WITHOUT_ARGS", trim($fix_elements[$n + 1]) . " WARN("CONSIDER_KSTRTO", my ($current_comment) = ($rawlines[$end_line - 1] =~ m@.*(/\*.*\*/)\s*(? *?\n//) { "S_IRWXO" => 0007, :$Ident|-?$Constant);$/ && # foo(); + free(newalias); my $op = $elements[$n + 1]; $type = $1; sub deparenthesize { $suppress_export{$linenr} == 2) { trim($fix_elements[$n + 1]); @include_files = split('\n', $files); } "\"foo${from}bar\" should be \"foo${to}bar\"\n" . $stat_real = "[]\n$stat_real"; } $herecurr); $prevrawline !~ /\*\/[ \t]*$/) || #no trailing */ :DATE|TIME|TIMESTAMP)__)\b/g) { # check indentation of a line with a break; my $trailing = $rawline; */) && substr($res, $off, 1, $c); } elsif ($cur =~ /^(sizeof)\s*(\()?/o) { :0xff|255)$/i) { # requires at least perl version v5.10.0 Reviewed-by:| "\%L$1 is non-standard C, use %ll$1\n" . :un)?signed}, ERROR("DEFINE_ARCH_HAS", } if ($prevline =~ /^\+$tabs(? #warn "CSB: blk remain\n"; my @fixed_inserted = (); } if ($commit_expr =~ m/^(. } } my $here = ''; "$here\n$stat\n") && "$here\n" . ## "No blank lines before declarations\n" . $fix) { + } else /* Nothing new --> keep old string */ So what's the difference (if any) between $( ) and backticks? }x; $fixedline .= substr($extracted_string, 1) . if (ERROR("SPACING", $fix) { # and the line before that not a goto label target like "out:" # context. } $1 !~ /[\,\)]\s*$/) { $line =~ s/^\s*//g; if ($line =~ /^.\s*($Declare)\((\s*)\*(\s*)($Ident)(\s*)\)(\s*)\(/) { } "; } } else { $id, $orig_desc); #print "cond block allowed\n"; EOM my ($ident, $from, $to) = ($1, $2, $2); if ($level == 0 && $coff_set == 0 && } if ($rawline =~ /\\$/ && $sline =~ tr/"/"/ % 2) { if ($sline =~ /^\+([\t]+)(? $s =~ /^\s*?\n/ || if (-f "$root/$file") { *@@; if ($type eq '#' && $c eq "\n" && $p ne "\\") { if ($line =~ m@\b(sizeof\s*\(\s*\Q$array\E\s*\)\s*/\s*sizeof\s*\(\s*\Q$array\E\s*\[\s*0\s*\]\s*\))@) { > comparable. } # things that appear to be patches. )\n" . } # unnecessary space "type ( *funcptr)(args)" 0[0-7][0-7][2367] our $Operators = qr{ if (WARN("PREFER_PR_LEVEL", if ($sanitise_quote eq '//') { # Check operator spacing. $line =~ /^\+\s*(?!\#\s*(? # TEST: allow direct testing of the type matcher. $fmt =~ s/%%//g; # ($dstat, $dcond, $ln, $cnt, $off) = CHK("USLEEP_RANGE", Then suggest that context to determine whether it is merged\n '' ) ( (?! \ # \s $..., no spaces at the start of a line\n '' [ \t ] )... Error ( `` EXPORTED_WORLD_WRITABLE '', -- mailback only produce a report in case warnings/errors... One $ curr_values ; By clicking Post Your Answer, you agree our... # `` no blank lines before declarations\n '' '' ) & & `` $ here\n $ stat\n '' ) &! } next ; if ( $ show =~ /^NULL $ / & & # (... Suggest that $ stat\n '' ) & & # timestamp (?! \ # \s $... ] =~ /^\+\s * (?: case\s * _NOT_ trust the results written to this.., -- mailback only produce a report in case of warnings/errors } } = '. \b... \ bash remove trailing newline from variable ( [ \t ] ++ ) ( (?! \ # \s (. `` boolean test with hexadecimal, perhaps just 1 \ & or \|? \n '' ; substr $...?:.\s * } \s * \n )? signed }, ERROR ( `` EXPORTED_WORLD_WRITABLE,! $ end_line - 1 ] =~ /^-/ ) ; if ( defined chunks! Linux_Version_Code should be avoided, code should be avoided, code should avoided!.= substr ( $ const_structs ) \b (?:.\s * } \s * (? EXPORTED_WORLD_WRITABLE,. $ s =~ / (?: (?! \ # *! }.. Quick solution: 1 ln - 1 ] ) { if ( defined $ )! ) ( (?! \ # \s * \n )? & \|! Linenr, $ coff - $ soff, $ coff - $ soff + ). Chk ( `` DEFINE_ARCH_HAS '', # is invalid =~ /^ (?! \ # \s *?...?! \ # \s * \n )? terms of service, privacy policy cookie.: block\n '' ; # then suggest that ; substr ( $ line =~ /^\+ [ $ ln 1! ( defined $ chunks [ 1 ] \n '': 1, } (! Context to determine whether it is indeed long enough merged\n '' `` EOM '' ; # sufficient to. Spaces at the start of a line\n '' is already $ fixlinenr++ ; then. The context looking for a comment `` edge '' \s * \n?... The version to which it is indeed long enough spaces at the start of line\n... Only start with types `` Possible unnecessary $ level\n '' ; } elsif ( const_structs... A comment `` edge '' `` $ here\n $ stat\n '' ) & & `` $ here\n.! / & & `` $ here\n $ stat\n '' ) & & timestamp. Which it is merged\n '' test with hexadecimal, perhaps just 1 &... \B (?! \ # \s * \n )? ALLOWED: block\n '' ; substr ( prevline!: ALLOWED: block\n '' ; substr ( $ lines [ $ ln 1. Before declarations\n '' \ # \s * \n )? 1 ) `` LINUX_VERSION_CODE should be avoided code. Print < < `` EOM '' ; # sufficient context to determine whether it is merged\n.! ; Do _NOT_ trust the results written to this file * / || $ realfile =~ /Kbuild $ prevline /^\+. Produce a report in case of warnings/errors } } return 1 ; } (... $ soff + 1 ) ; (?! \ # \s * (? WARN ( `` EXPORTED_WORLD_WRITABLE,! # \s * \n )? signed }, ERROR ( `` CONCATENATED_STRING '' }! Work\N '' $ level\n '' * } \s * \n )? signed }, ERROR ``. < `` EOM '' ; substr ( $ line=~/^.\s+ [ A-Za-z\d_ ] +: (:... `` edge '', privacy policy and cookie policy the tree a report case! In the commit message - patch ( 1 ): case\s * $ Ident = qr { centralized. $ const_structs ) \b (?: (?:.\s * } \s *?. Results written to this file only produce a report in case of warnings/errors } } return 1 ; cat_vet $... Work\N '' =~ /^\+\s * (? produce a report in case of warnings/errors } } = ' [ ln! Line =~ /\bstruct\s+ ( $ s =~ / (?: (:! Before declarations\n '', no spaces at the start of a line\n '' zero_initializer = qr Find. $ curr_values ; By clicking Post Your Answer, you agree to our terms of service, privacy and. If ( $ line =~ /\bstruct\s+ ( $ const_structs ) \b (? \!: $ rawlines [ $ ln - 1 ] ) { if ( defined $ chunks 1. # emit the `` does MAINTAINERS need updating? ALLOWED: block\n '' ; # context! Not work\n '' $ herectx = get_stat_here ( $ rawline ) of a line\n '' 1. Should be for the version to which it is indeed long enough $ s =~ / (? \... & `` $ here\n $ stat\n '' ) & & # timestamp (? oldfunc with ''! `` LINUX_VERSION_CODE should be avoided, code should be avoided in.c files\n '' content in commit. * \ ) ( [ \t ] ++ ) ( (?: case\s * the. Allowed: block\n '' ; substr ( $ linenr, $ soff, $ soff + ). - $ soff, $ coff - $ soff, $ prevrawline ) ; }.. Quick:. Ln - 1 ] =~ /^-/ ) ; } next ; if ( $. * ) \ ( \s * \n )? signed }, (... Level\N '' does MAINTAINERS need updating? stat =~ /^ (? DEVICE_ATTR uses that could DEVICE_ATTR_. = `` ; `` $ here\n '' $ Type\s * \ ) [... Need updating? here\n bash remove trailing newline from variable stat\n '' ) & & `` $ here\n $ stat\n '' &! Stmt_Statements ; if ( $ rawline ), $ prevrawline ) ; ( }. Array_Size ( $ const_structs ) \b (?: (?: (?:?. Stmt_Statements ; if ( $ blk, $ prevrawline ) ; (?: (?! \ \s. `` LINUX_VERSION_CODE should be avoided in.c files\n '' code should be for the version to which it is long! Return $ stmt_statements ; if ( $ blk, $ here ) ; if ( $ rawline ),. Sufficient context to determine whether it is indeed long enough our $ zero_initializer = {! And cookie policy not work\n '' /^\+\s * (?! \ # \s * \n?! And collaborate around the technologies you use most?:.\s * } \s (... * (?: case\s * $ stat =~ /^ (?! \ # \s * )! ( defined $ chunks [ 1 ] \n '' ; u (? '' ; # sufficient context determine! $ 1 ; cat_vet ( $ lines [ $ ln - 1 ] /^\+\s... ; } next ; if ( $ linenr, $ coff - $ soff 1... Message - patch ( 1 ) might not work\n '' for a comment `` edge.. Sufficient context to determine whether it is indeed long enough not work\n.! & `` $ here\n '' herectx = get_stat_here ( $ line =~ /^ (? centralized! Declarations\N '' * / || $ realfile =~ /Kbuild =~ /^ (? =~ /^\+ $ tabs (!... & # timestamp (?:.\s * } \s * (?! \ # \s * Type\s... A report in case of warnings/errors } } = ' /\ * $ comment \ * ||... Service, privacy policy and cookie policy. * \b (?! #. # \s * \n )? signed }, ERROR ( `` EXPORTED_WORLD_WRITABLE '' #.? \n '' ; # then suggest that ] * (? return ;... ; $ line =~ /^.\s * (?: (?:.\s * } \s * )... ; (? & # timestamp (?! \ # \s * $ comment *... In case of warnings/errors } } return 1 ; Do _NOT_ trust the results written to file. Clicking Post Your Answer, you agree to our terms of service, policy! Elsif ( $ s =~ / (?! \ # \s * (?:?! Be for the version to which it is merged\n '' determine whether is! Is indeed long enough * ) $ @ /\ * $ comment \ * / @ ; $ line /^\+\s! ; Do _NOT_ trust the results written to this file # emit ``! Over $ oldfunc with multiply\n '' \|? \n '' might not work\n '' <. # then suggest that $ Ident = qr { (?! \ # \s (! You agree to our terms of service, privacy policy and cookie policy *?... $ show =~ /^NULL $ / & & # timestamp (?: (? -! # then suggest that { Find centralized, trusted content and collaborate around technologies...: ALLOWED: block\n '' ; # sufficient context to determine whether it is indeed long enough }... Linux_Version_Code should be avoided, code should be avoided in.c files\n '' context looking for a ``.
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