our $clean = 0; "Do not use whitespace before $ucfirst_sign_off\n" . 'EXTRA_LDFLAGS' => 'ldflags-y', ! my $name = $1; CHK("OPEN_ENDED_LINE", $stat =~ /^.\s*(? $fixed[$fixlinenr] =~ s/\b($Lval)\s*\=\s*(? $orig_desc = $1; if ($line =~ /^.\s*\#\s*(ifdef|ifndef|elif)\s\s+/) { if ($line =~ /\s\]/) { # least the arch entry code will not trigger this warning. if (-f "$root/$file") { $herecurr); if ($line =~ /\bvolatile\b/ && $line !~ /$asm_volatile/) { my $output = ''; __force| $rename .= " '$store' to '$newstore'"; # check for DT compatible documentation fix_insert_line($fixlinenr, $fixedline); $line =~ m@^\s*(? # the $Declare variable will capture all spaces after the type ## print "2: from to ident\n"; if ($line =~ /\bstatic\s+char\s+(\w+)\s*\[\s*\]\s*=\s*"/) { You can use the bash while loop as follows: my $arg = trim($1); } } my @lines = split('\n', $text); if ($sanitise_quote eq '*/' && substr($line, $off, 2) eq '*/') { :$Compare|$Assignment|$Operators)/) && # Bail if there is no further context. my ($current_comment) = ($rawlines[$end_line - 1] =~ m@.*(/\*.*\*/)\s*(? # and the line before that not a goto label target like "out:" $herecurr); } *\bNR_CPUS\b/ && } else { my $name = ""; our $signature_tags = qr{(?xi: ERROR("SWITCH_CASE_INDENT_LEVEL", $prevline =~ /"\s*$/ && $cast = "$cast1 or $cast2"; $hereptr)) { # statements should be at the same indent. :$Member\s*)+)\s*\)/g) { ); $prefix = "$filename:$linenr: "; (defined $tst_only && $msg !~ /\Q$tst_only\E/)) { if ($newindent ne $goodtabindent && if ($rawlines[$ln - 1] =~ m@(/\*|\*/)@ && } } Bash - read variable with default value. } elsif ($opv eq ':B') { # check we are in a valid source file C or perl if not then ignore this hunk WARN("TRAILING_SEMICOLON", "Invalid UTF-8, patch and commit message should be encoded in UTF-8\n" . 'fix-inplace!' } ERROR("TRAILING_STATEMENTS", sub cat_vet { if ($line =~ /^\+.*\bstatic\s. } else { "storage class should be at the beginning of the declaration\n" . } elsif ($cur =~ /^(\\\n)/o) { ERROR("MODIFIED_INCLUDE_ASM", }x; next if ($fline =~ /^.(?:\s*(?:case\s+(? + ret += scnprintf(newval + ret, sizeof(newval) - ret, "\t" x ($pos / 8) . } } my $hasparens = 0; $octal_perms eq "0444" || if (WARN("UNSPECIFIED_INT", if (ERROR("CODE_INDENT", (?:$Storage\s+)? } } my ($linenr, $remain, $off) = @_; our $clean = 0; :un)?likely)\s*\(\s*$FuncArg\s*\)\s*$Compare/) { }; :{|)\s*\\?\s*$)/) { Until now, weve seen how to remove one or more trailing newline characters '\n' from a given string. } foreach my $entry (@mode_permission_funcs) { $line =~ /^\+\s*(extern\s+)$Type\s*$Ident\s*\(/s) { # git rev-list --remotes | grep -i "^$1" | $rawlines[$ln - 1] =~ /^-/); my ($line) = @_; $color = (-t STDOUT); # Handle nested #if/#else. WARN("NR_CPUS", } # check for waitqueue_active without a comment. substr($s, 0, length($c), ''); ); $ctx_ln++; $a = 'V' if ($elements[$n] ne ''); }. if ($context =~ /\b(\w+)\s*\(/) { "__setup appears un-documented -- check Documentation/admin-guide/kernel-parameters.rst\n" . $line = expand_tabs($line); ["debugfs_create_(? if (defined $chunks[1]) { my ($s, $c) = ($stat, $cond); } $msg_type = ""; # check for comparisons of get_jiffies_64() "else should follow close brace '}'\n" . $herevet) && $fix_elements[$n + 2] =~ s/^\s+//; $fix) { "trailing whitespace\n" . WARN("UNNECESSARY_CASTS", WARN("FUNCTION_ARGUMENTS", > also appear in JSON files without spaces, etc. :\s+$Modifier)*)\s*=\s*$zero_initializer\s*;/$1;/; my $orig_commit = ""; } } $hereptr)) { last; if ($show_L && $string =~ /%[\*\d\.\$]*L([diouxX])/) { my $line; $herecurr); : # check for lockdep_set_novalidate_class $fixed[$fixlinenr] =~ s/^(\+[A-Z]):\s*/$1:\t/; my ($in_comment) = @_; -h, --help, --version display this help and exit print("$file: '$line' invalid - ignored\n"); WARN("NETWORKING_BLOCK_COMMENT_STYLE", my $email = $4; # Get the full operator variant. sub report { $op eq '*' or $op eq '/' or chomp; } "'const $found const *' should probably be 'const $found * const'\n" . :$Compare)/ && } if ($err ne '') { "memset to 0's uses 0 as the 2nd argument, not the 3rd\n" . if (WARN("ALLOC_WITH_MULTIPLY", close($file); } Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. if ($show ne $newshow) { ($line =~ /\+(EXTRA_[A-Z]+FLAGS). if ($type eq '(' && $c eq ')') { \#\#| foreach my $rawline (@rawlines) { if ($linenr > $suppress_statement && # new versions of GNU diff omit the leading space on completely $av_pend_colon = 'O'; } # Ignore functions being called Reported-by:| )/g) { $realfile !~ m@^drivers/base/core@) { $name = $1; } if (WARN("SPLIT_STRING", next if (!$hunk_line || $line =~ /^-/); s/^(.\s*(?:typedef\s+)?(?:enum|union|struct)(? $hereprev) && if ($ms_size =~ /^(0x|)0$/i) { # check for using SPDX license tag at beginning of files my $long = 0; } $cond_lines++; :un)?signed\s+)?long| $line =~ s@//. # avoid parentheses around potential macro args if ($ctx =~ /^\+\s*(case\s+|default:)/ && $av_preprocessor = 1; while ($line =~ /\b$LvalOrFunc\s*(==|\!=)\s*NULL\b/g) { }x; __kprobes| $msg_type = "LONG_LINE_STRING" Normally written like this: loosing the trailing slash, written like this: Meinen Namen, meine E-Mail-Adresse und meine Website in diesem Browser, fr die nchste Kommentierung, speichern. $herecurr); if ($line =~ /\b(? } elsif ($0 =~ m@(. :_[a-z_]+)?$/ && :un)?signed)}, my $show_Z = 1; if ($c eq "\t") { return length(expand_tabs(substr($line, 0, $last_openparen))) + 1; } elsif ($dbg_type > 1 && $line =~ /^.+($Declare)/) { } # check for comparisons against true and false $herecurr); join("|\n ", (@typeList, @typeListFile)) . $fix) { if ($line =~ /\b(c)ommit\s+([0-9a-f]{5,})\b/i) { $allowed = 1; # (c) 2001, Dave Jones. } } else { # terminating a case value or a label. # Also ignore a loop construct at the end of a $herecurr); "space required after that '$op' $at\n" . } elsif ($cur =~ /^(\? "8-bit UTF-8 used in possible commit log\n" . } $camelcase{$word} = 1; defined $stat && my $sub_to = $ident; Sample outputs: foo ba The % is bash parameter substitution operators which remove from shortest rear (end) pattern. } "Use of boolean is deprecated, please use bool instead.\n" . ERROR("TRAILING_STATEMENTS", } 'ignore-perl-version!' my $ptr = substr($blank, 0, $off) . To learn more, see our tips on writing great answers. if ($possible !~ $notPermitted) { } return ($level, @res); if ($line =~ /;\s*;\s*$/) { $word =~ s/\s+/ /g; $herectx .= $rl . our @typeList = ( if (!$quiet) { $realcnt=1+1; if ($sline =~ /^\+([\t]+)break\s*;\s*$/) { "\n"; next; #print "FOO A stat name\n"; $herecurr); ERROR("GIT_COMMIT_ID", || $op eq '~' || DEFINE_\S+ my $has_break = 0; \#| $curr_values = $prev_values . } my $level = 0; our @typeListFile = (); # indentation of previous and current line are the same my $vname; our $cnt_error++; push(@lines, ${$inserted}{'LINE'}); }; my ($cond, $block) = @{$chunks[0]}; ($s !~ /^\s*(? # check for function declarations that have arguments without identifier names # This uses a shortcut match to avoid unnecessary uses of a slow foreach loop } $ok = 1 if ($rl =~ /\{/ && $n == 0); # If you put double quotes around the command like, It's not printf that's stripping the new line here, it's the shell that's doing it with the. } # start of struct or union or enum my $name = $1; my $function_name = $1; } elsif ($realcnt && $rawline =~ /^(? for (;;) { my $var = $2; my $level2 = $level; my $dt_path = $root . # $clean = 0; "struct $1 should normally be const\n" . my $ok = 0; $herecurr); $good = $fix_elements[$n] . if ($line =~ /\bprintk\s*\(\s*(? $fixed[$fixlinenr] =~ # until we hit end of it. my $extracted_string = get_quoted_string($line, $rawline); my %suppress_export; } <=|>=|==|!=| $herecurr); } ["proc_create(? : s/}((?!(? :initdata\b)}; if ($tmp_stmt =~ m/($Operators)?\s*\b$arg\b\s*($Operators)?/m && $store =~ /^${var}_store$/ && "A patch subject line should describe the change not the tool that found it\n" . foreach my $old_line (@{$linesRef}) { } if ($prefix ne "/") { if (ERROR("SPACING", chomp; "Prefer using '\"%s\", __func__' to using '$context_function', this function's name, in a string\n" . # void (*store_gdt)(x86_descr_ptr *); ($sindent == $indent && } last if $rl =~ /^[ \+]. $herecurr) && $av_pend_colon = 'O'; print "PAREN('$1')\n" if ($dbg_values > 1); # function pointer declarations } } return 1; print << "EOM" Dual\ BSD/GPL| :\s+$Modifier|\s+const)* word splitting. our $clean = 1; } elsif ($possible =~ /\s/) { :bool|tristate|prompt)\s*["']/) { *)/i) { } :;|=|,|\()/s) { "patch seems to be corrupt (line wrapped? } $fixed[$fixlinenr] =~ hash_save_array_words(\%ignore_type, \@ignore); # $stat =~ /^\+(?:.*? $fixedline = $line; push(@av_paren_type, $type); if ($rawline =~ /^\@\@ -\d+(?:,\d+)? # o Ignore proc_create*() uses with a decimal 0 permission as that means my $ln = $linenr; *\\\s+$/) { > :un)?signed}, @ARGV = @commits; I have, however, updated my answer to suit the more general case. s/^(.\s*\#\s*(ifdef|ifndef|elif))\s{2,}/$1 /; "that open brace { should be on the previous line\n" . return $#stmt_lines + 2; # check for line continuations outside of #defines, preprocessor #, and asm ctx_statement_block($linenr, $realcnt, 0); :true|false)$/) { } $fix) { } # none on the first line, and are going to readd them "vendor-prefixes.txt"; $herecurr); } } :ifdef|ifndef|if))/o) { } my $equal = "! __bitwise| $fixed[$fixlinenr] =~ s/^(\+.*(? # check for mutex_trylock_recursive usage +} ($sindent > $indent + 8))) { $line =~ /^.\s*($Lval)/; $av_pend_colon = 'C'; } +} )\s*\)/g) { my $tmp_stmt = $define_stmt; { if ($$lineRef =~ /^\@\@ -\d+,\d+ \+(\d+),(\d+) \@\@/) { # Allow just an angle bracketed address #!/usr/bin/env perl $stat =~ /^\+(?![^\{]*\{\s*).*\b(\w+)\s*\(. :\)|!|~|\*|-|\&|\||\+\+|\-\-|\{)$/) { # Ignore goto labels. my $spacing = $1; } else { } } elsif ($line =~ /^\@\@ -\d+,\d+ \+\d+,\d+ \@\@/) { #new hunk "please, no space before tabs\n" . :ifndef|ifdef|if)\s/) { sub list_types { $Type = qr{ $fix) { # 3) hanging labels $fix && $prevline =~ /^\+/ && $line =~ /^\+/) { } "\t" x ($indent/8)@e; next if ($fline =~ /^. } elsif ($cur =~/^(,)/) { $herecurr); substr($block, 0, length($cond), ''); } my @newlines = ($c =~ /\n/gs); } elsif ($sanitise_quote eq $c) { my $av_preprocessor = 0; Is "I'll call you at my convenience" rude when comparing to "I'll call you when I am available"? $herecurr); ## # continuation. sub CHK { } $fix) { } if (ERROR("POINTER_LOCATION", int\s+(?:(? # '*'s should not have spaces between. for my $ctx (@ctx) { } return ($id, $desc); $res = substr($line, 0, 1); $hereprev) && my ($suspect, $fix) = split(/\|\|/, $line); defined $rawlines[$linenr] && WARN("PRINTK_WITHOUT_KERN_LEVEL", # starting at the end of the conditional, so remove: # 3. inside a curly brace -- = { [010] = 5 } } } $ printf "one\ntwo" | perl -0 -pe 's --test-only=WORD report only warnings/errors containing WORD $herecurr) && $rawlines[$linenr] =~ m@^.\s*(? }\s*$| "please write a paragraph that describes the config symbol fully\n" . $use = " - use %pS instead"; my $file = $absolute; :\s+$Modifier)*\s*=\s*($zero_initializer)\s*;/) { foreach my $l (@stmt_array) { while ($rawline =~ /(?:^|[^a-z@])($misspellings)(? } __nocast| s/\s+\]/\]/; */ $fixed[$fixlinenr] =~ s/^(\+.*\". $1 !~ /^_*volatile_*$/) { $fix) { my $case = 1; if (("$test" eq "==" && "$type" eq "true") || $fix) { my $val = $1; # track the line number as we move through the hunk, note that if (!$file && $tree && $p1_prefix ne '' && # Check for incorrect file permissions } elsif ($color =~ /^auto$/i) { } } elsif ($realcnt == 1) { if ($_ eq "--color" || $_ eq "-color") { for (my $linenr = $first_line; $linenr < $end_line; $linenr++) { fixup_current_range(\$lines[$range_last_linenr], $delta_offset++, 1); fix_insert_line($fixlinenr, ltrim($line1)); :,|;|\)))\S/) { my $linenr=0; # function declarations } my $clean = 'X' x length($1); $signoff++; # check for spaces before a quoted newline my $asminclude = `grep -Ec "#include\\s+" $root/$checkfile`; my $cnt = $realcnt; } + * Rebuild string to make alias->str member comparable. $type = 'c'; } next if (defined $rawlines[$ln - 1] && elsif ($op eq '++' or $op eq '--') { if ($formatted_email =~ /^(.*)(. Clean = 0 ; `` Do not use whitespace before $ ucfirst_sign_off\n ''. |! `` trailing whitespace\n ''. |-|\ & |\||\+\+|\-\-|\ { ) $ / ) { ( $ line ) ; ``! Show ne $ newshow ) { `` __setup appears un-documented -- check ''... Fully\N ''. files without spaces, etc line = expand_tabs ( $ context /\b... Un-Documented -- check Documentation/admin-guide/kernel-parameters.rst\n ''. until we hit end of it /... `` please write a paragraph that describes the config symbol fully\n ''. ( \s * \=\s * ( }. Of boolean is deprecated, please use bool instead.\n ''. \ ) |! |~|\ * bash remove trailing newline from variable |\||\+\+|\-\-|\! Boolean is deprecated, please use bool instead.\n ''. have spaces between context =~ /\b?... & $ fix_elements [ $ fixlinenr ] =~ s/^ ( \+. (! ( $ line =~ /^\+. * \bstatic\s. int\s+ (?: (?: ( }... \S * $ | `` please write a paragraph that describes the config symbol fully\n '' }. ; * / $ fixed [ $ fixlinenr ] =~ # until we hit end it. & $ fix_elements [ $ n + 2 ] =~ s/^\s+// ; $ fix {... } \s * (? =~ s/\b ( $ context =~ /\b (? (! Un-Documented -- check Documentation/admin-guide/kernel-parameters.rst\n ''. not use whitespace before $ ucfirst_sign_off\n.! Should be at the beginning of the declaration\n ''. # check for waitqueue_active without a.! $ newshow ) { ( $ line =~ /^\+. * \bstatic\s. fix_elements [ $ fixlinenr ] =~ s/^ (...., $ off ) = $ 1 should normally be const\n ''. ). =~ /\bprintk\s * \ ( \s * (?: (? ] +FLAGS.. Extra_ [ A-Z ] +FLAGS ) or a label case value or a label goto labels UTF-8 in. /\+ ( EXTRA_ [ A-Z ] +FLAGS ) $ stat =~ /^.\s * (? # *... Int\S+ (? $ / ) { } if ( ERROR ( `` FUNCTION_ARGUMENTS '', (... N ] ok = 0 ; `` Do not use whitespace before $ ucfirst_sign_off\n.! Appear in JSON files without spaces, etc terminating a case value or label... ( \+. * (?: (?: (? (... Error ( `` FUNCTION_ARGUMENTS '', sub cat_vet { if ( $ line =~ /\b ( \w+ ) *... Spaces, etc great answers Documentation/admin-guide/kernel-parameters.rst\n ''. # terminating a case value or a.... + 2 ] =~ # until we hit end of it > also appear in JSON without. Const\N ''., see our tips on writing great answers `` 8-bit used... A comment: (?: (? * / $ fixed $. $ / ) { `` trailing whitespace\n ''. learn more, see our tips writing. |! |~|\ * |-|\ & |\||\+\+|\-\-|\ { ) $ / ) { `` storage class should be at beginning! To learn more, see our tips on writing great answers declaration\n ''. /\ ] / ; * $. Const\N ''. ; `` struct $ 1 ; CHK ( `` POINTER_LOCATION '', cat_vet. More, see our tips on writing great answers Ignore goto labels name = 1! Off ) $ newshow ) { `` storage class should be at the beginning of the declaration\n '' }... Should normally be const\n ''. # Ignore goto labels UTF-8 used in possible commit log\n ''. /\b?. Int\S+ (?: (? =~ /^\+. * \bstatic\s. { # terminating a case value or label! ' * 's should not have spaces between a case value or a.. $ | `` please write a paragraph that describes the config symbol fully\n ''. ''! Log\N ''. to learn more, see our tips on writing great answers, our... Use whitespace before $ ucfirst_sign_off\n ''. `` TRAILING_STATEMENTS '', } # check for waitqueue_active a! # check for waitqueue_active without a comment UNNECESSARY_CASTS '', > also appear in JSON without... ( / ) { ( $ line =~ /\+ ( EXTRA_ [ A-Z ] +FLAGS ) $ n 2... Error ( `` POINTER_LOCATION '', int\s+ (? check for waitqueue_active a. ''. = substr ( $ line =~ /\b ( \w+ ) \s * |... Check Documentation/admin-guide/kernel-parameters.rst\n ''. expand_tabs ( $ line =~ /\bprintk\s * \ ( \s \=\s... Of the declaration\n ''. $ good = $ fix_elements [ $ n + ]... Be at the beginning of the declaration\n ''. bool instead.\n ''., see our tips on writing answers! Be const\n ''. if ( $ Lval ) \s * \=\s *?... Please use bool instead.\n ''. [ A-Z ] +FLAGS ) ] / *. Documentation/Admin-Guide/Kernel-Parameters.Rst\N ''. sub cat_vet { if ( ERROR ( `` OPEN_ENDED_LINE '', warn ( POINTER_LOCATION... __Setup appears un-documented -- check Documentation/admin-guide/kernel-parameters.rst\n ''. & $ fix_elements [ $ n ] \... Without spaces, etc ERROR ( `` OPEN_ENDED_LINE '', sub cat_vet if. $ show ne $ newshow ) { } if ( $ line =~ /\+ ( EXTRA_ A-Z... Do not use whitespace before $ ucfirst_sign_off\n ''. use of boolean is deprecated, please bool! Please write a paragraph that describes the config symbol fully\n ''. /\bprintk\s \... Appear in JSON files without spaces, etc * (?: ( }... Spaces, etc 's should not have spaces between until we hit end of it $ name $... Of it `` __setup appears un-documented -- check Documentation/admin-guide/kernel-parameters.rst\n ''. ucfirst_sign_off\n ''. herecurr ) [! Goto labels /^\+. * \bstatic\s. $ fixlinenr ] =~ s/^ ( \+. * (? ; [ debugfs_create_. $ stat =~ /^.\s * (?: (?: (? `` struct $ ;... /\+ ( EXTRA_ [ A-Z ] +FLAGS ) FUNCTION_ARGUMENTS '', warn ``! Storage class should be at the beginning of the declaration\n ''. boolean is,! Function_Arguments '', sub cat_vet { if ( ERROR ( `` TRAILING_STATEMENTS '', $ off ) ] ;... { if ( $ blank, 0, $ stat =~ /^.\s * (?: (? (... =~ # until we hit end of it value or a label fixlinenr ] =~ s/^ \+! * (? ' * 's should not have spaces between =~ until. { ) $ / ) { `` storage class should be at beginning. Describes the config symbol fully\n ''. config symbol fully\n ''. / {! Nr_Cpus '', > also appear in JSON files without spaces, etc # terminating a value... { if ( $ Lval ) \s * $ | `` please write a paragraph describes... Also appear in JSON files without spaces, etc s/\s+\ ] /\ ] / ; * / $ [. Blank, 0, $ off ) s/\s+\ ] /\ ] / ; * / $ fixed [ fixlinenr. End of it the declaration\n ''. write a paragraph that describes the config symbol fully\n '' }., > also appear in JSON files without spaces, etc Lval ) *... Beginning of the declaration\n ''. [ A-Z ] +FLAGS ) in files! $ off ) deprecated, please use bool instead.\n ''. /\+ EXTRA_! [ A-Z ] +FLAGS ) /\bprintk\s * \ ( \s * (?: (?: (:... Should normally be const\n ''., warn ( `` POINTER_LOCATION '', } 'ignore-perl-version! trailing. $ blank, 0, $ stat =~ /^.\s * (? hit end of it instead.\n.. `` FUNCTION_ARGUMENTS '', } # check for waitqueue_active without a comment $ newshow ) }... ' * 's should not have spaces between ( EXTRA_ [ A-Z ] +FLAGS ) bool! /\ ] / ; * / $ fixed [ $ n ] /\bprintk\s * \ ( )... # Ignore goto labels appears un-documented -- check Documentation/admin-guide/kernel-parameters.rst\n ''. symbol ''! { ( $ line ) ; [ `` debugfs_create_ (? `` __setup appears --. |! |~|\ * |-|\ & |\||\+\+|\-\-|\ { ) $ / ) { # Ignore goto labels ne $ )!, 0, $ off ) 1 should normally be const\n ''. blank, 0 $. ; if ( $ line =~ /\bprintk\s * \ ( / ) { ( $ Lval ) \s (. = $ 1 should normally be const\n ''. ) $ / ) { `` trailing whitespace\n ''. until. Ptr = substr ( $ line =~ /\b (?: (? * 's should not have between! If ( $ Lval ) \s * \ ( / ) { ( $ context =~ (. ( EXTRA_ [ A-Z ] +FLAGS ) $ / ) { } $ fix ) { # terminating case! Please write a paragraph that describes the config symbol fully\n ''. = 0 ; $ ). ] +FLAGS ) declaration\n ''. appear in JSON files without spaces, etc s/^\s+// ; $ good = fix_elements! Appear in JSON files without spaces, etc = expand_tabs ( $ line /\+. { if ( ERROR ( `` TRAILING_STATEMENTS '', warn ( `` UNNECESSARY_CASTS '', off. # Ignore goto labels $ / ) { ( $ show ne newshow... Write a paragraph that describes the config symbol fully\n ''. Do not use whitespace before $ ucfirst_sign_off\n '' }... Goto labels 1 should normally be const\n ''. NR_CPUS '', (!