} *\b[a-z][\w\.\+\-]*:\/\/\S+/i) { $sline =~ /^\+\s+$Declare\s*\(\s*\*\s*$Ident\s*\)\s*[=,;:\[\(]/ || my $count = 0; our @report = (); } if ($c eq "\t") { ! sub deparenthesize { my $herevet = "$here\n" . Thanks for contributing an answer to Stack Overflow! $fixed[$fixlinenr] = :\s*\#\#\s*[A-Za-z_][A-Za-z\d_]*)* } my $orig_commit = ""; (!defined $lines[$realline_next - 1] || our $Binary = qr{(?i)0b[01]+$Int_type? return "" if (!defined($line) || !defined($rawline)); die "Invalid color mode: $color\n"; :_RATELIMIT|_ONCE|)| return $res; my ($linenr, $lc) = @_; $in_commit_log = 0; next; :ifndef|ifdef|if)\s/) { if ($s !~ /^\s*(?:\sif|(? } else { } } $fix_elements[$n + 2] =~ s/^\s+//; $realcnt = 0; )}; our $cnt_warn = 0; $possible =~ s/\s*$Sparse\s*//g; $oval .= $omatch; (-f $file)); :ifdef|ifndef|if))/o) { # done } # ## concatenation is commonly a macro that defines a function so ignore those WARN("SPACING", # terminating a case value or a label. fix_insert_line($fixlinenr, $fixedline); if ($rawline !~ m@^\+[ \t]*\*/[ \t]*$@ && #trailing */ :\s*\|\s*${single_mode_perms_string_search})* } } elsif ($cur =~ /^(\#\s*(? # The pathname on a #include may be surrounded by ''. $fix) { } if ($tmp_stmt =~ m/($Operators)?\s*\b$arg\b\s*($Operators)?/m && our $Declare; # Check the patch for a signoff: if (!defined($herectx)) { } $prevrawline =~ /^\+[ \t]*\/\*[ \t]*$/ && $string =~ s@\s*\)\s*$@@; "please, no space before tabs\n" . @typeListMisordered, $fixed[$fixlinenr] =~ { } => \$check, return "" if ($line !~ m/($String)/g); $prevline =~ /(? __naked| length(get_quoted_string($line, $rawline)) != (length($context_function) + 2)) { } elsif ($possible =~ /\s/) { if (ERROR("DOS_LINE_ENDINGS", my @fix_elements = (); { my ($filename) = @_; if ($use_cnt > 1) { # check for && or || at the start of a line NOTE: If any of the errors are false positives, please report } $$lineRef =~ s/\+$o,$l \@\@/\+$no,$nl \@\@/; $herecurr) && } } + perf_pmu_assign_str(old->name, "topic", &old->topic, &newalias->topic); :$barrier_stems) # if ($^V && $^V ge 5.10.0 && # Check for duplicate signatures $f = $lines[$ln - 1]; # check for alloc argument mismatch } } :\s|{)/ && # other possible extensions of declaration lines = ' . $fix) { # concatenated string without spaces between elements $fixed[$fixlinenr] =~ } if ($git) { $fix) { } elsif ($formatted_email =~ /(\S+\@\S+)(. if (defined $fix_elements[$n + 2]) { "space required before the open parenthesis '('\n" . for (my $linenr = $first_line; $linenr < $end_line; $linenr++) { " . WARN("MISPLACED_INIT", } $fixed[$fixlinenr] =~ s/\Q$var\E/$var2/; $remainder =~ /^(else)(? for (my $count = $linenr + 1; $count <= $lc; $count++) { $line_fixed = 1; my $typeOtherTypedefs = ""; return @r; my @o; $fixed[$fixlinenr] =~ s/\(\s*\Q$const\E\s*$Compare\s*\Q$to\E\s*\)/($to $newcomp $const)/; { $loff = $len + 1; } if ($^V && $^V ge 5.10.0 && } $a = 'V' if ($elements[$n] ne ''); our $Operators = qr{ $stmt =~ s/(^|\n)./$1/g; # 1. with a type on the left -- int [] a; WARN("CONST_CONST", "sizeof(& should be avoided\n" . WARN("SPACING", $fix_elements[$n + 2] =~ s/^\s+//; } my $source_indent = 8; @ARGV = @commits; # } elsif ($ms_val =~ /^(? Problem: Remove multiple newline characters (e.g., '\n\n\n') from the string. if ($line =~ /\+\s*#\s*define\s+((?:__)?ARCH_(? my $ln = $linenr - 1; # Allow just an angle bracketed address while ($fmt =~ /(\%[\*\d\. $line =~ /^\s*\[\s*\d+\.\d{6,6}\s*\]/ || my $fixedline = $prevrawline; "S_IRWXUGO" => 0777, $stat =~ /^\+\s*($Lval)\s*\=\s*(? Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. return sprintf("%04o", $to); *)/) { }x; $coff_set = 1; } $previndent == $indent) { }x; $line =~ /^\+. "COPYING", "CREDITS", "Kbuild", "MAINTAINERS", "Makefile", } elsif ($realfile =~ /\. # check we are in a valid source file if not then ignore this hunk join("|\n ", @typeListMisordered) . if ($line =~ /\bconst\b/ && $line =~ /($InitAttributeData)/) { } substr($res, $off, 1, $c); if ($prevline =~ /$;[ \t]*$/ && #ends in comment my $line; "space required after that close brace '}'\n" . return $stat_real; push(@lines, ${$inserted}{'LINE'}); if ($show ne $newshow) { } $suppress_whiletrailers{$line_nr_next + *$/ && # unnecessary space "type (*funcptr)(args)" my $notPermitted = qr{(? my $herectx = $here . :0[xX])?0+$Int_type?|NULL|false)\b}; This is why you have to use -n option to suppress the trailing Code: $ echo -n | od -c 0000000 You can also use built-in printf instead: Code: $ printf "%s" "$var_1" | $newfile .= ".EXPERIMENTAL-checkpatch-fixes" if (!$fix_inplace); @@ -303,6 +303,9 @@ static int perf_pmu__new_alias(struct list_head *list, char *dir, char *name, FI, + /* Remove trailing newline from sysfs file */ "\n"; $good .= " "; $line =~ /^\+\s*MODULE_/i || } "$herectx"); $allowed = 1; WARN("EXPORTED_WORLD_WRITABLE", my $format = $6; } ## $prevrawline =~ /^.\s*$/) { hash_show_words(\%use_type, "Used"); } elsif ($rawline =~ /^\+. ERROR("MODIFIED_INCLUDE_ASM", trim($1) . $lastpos = $curpos; #!/usr/bin/env perl # SPDX-License-Identifier: GPL-2.0 # # (c) 2001, Dave Jones. # No spaces for: # Always copy over the diff marker. GPL\ and\ additional\ rights| if ($a1 =~ /^sizeof\s*\S/) { $output .= GREEN; exit(2); if ($level == 0 && $pre_ctx !~ /}\s*while\s*\($/ && # check for logging functions with KERN_ } rmb| # ie: &(foo->bar) should be &foo->bar and *(foo->bar) should be *foo->bar $herecurr); atomic_t $line =~ /^\+\s*builtin_[\w_]*driver/ || $newshow = "${var}_show" if ($show ne "NULL" && $show ne "${var}_show"); possible($1, "B:" . trim($fix_elements[$n + 1]); $s =~ s/\n. Default is 'auto'. } elsif ($realfile =~ /\.rst$/) { WARN("UTF8_BEFORE_PATCH", $allowed[$allow] = 1; "Use a single space after $ucfirst_sign_off\n" . } qr{double}, my ($level, @r) = ctx_block_get($linenr, $remain, 0, '(', ')', $off); ## # falsly report the parameters of functions. # if/while/etc brace do not go on next line, unless defining a do while loop, $herevet) my ($linenr, $remain, $off) = @_; $name = $formatted_email; $hereprev) && $res = substr($line, 0, 1); :\[|\(|\&\&|\|\|) @av_paren_type = ('E') if ($#av_paren_type < 0); # Grab the first conditional/block pair. $herecurr) if ($replacement->{$flag}); } my $max_spaces_before_tab = $source_indent - 1; if ((($ptr =~ /\b(union|struct)\s+$attr\b/ && $fix) { $fix) { push(@av_paren_type, $type); $in_header_lines = 0; if ($val =~ /^$Octal$/ && (oct($val) & 02)) { # This only checks context lines in the patch } } # print "$herecurr"; } "Use of boolean is deprecated, please use bool instead.\n" . qr{int\s+long\s+(? $hereprev) && sub parse_email { # function pointer declarations ($in_commit_log || $line =~ /^(? if ($line =~ /^.\s*(?:case\s*. $herecurr); You can use the bash while loop as follows: :un)?signed)}, my $which = $1; $good = $fix_elements[$n] . + struct list_head *alist) $herectx = $here . # Remove C99 comments. *)/scripts/[^/]*$@ && } if ($line =~ /\b$Type\s+$Inline\b/ || # unary ++ and unary -- are allowed no space on one side. my $p; $fixed_line = $fixed_line . *([\[\(])\s*$/) { --max-line-length=n set the maximum line length, if exceeded, warn # check for memset(foo, 0xFF, ETH_ALEN) that could be eth_broadcast_addr if (!defined $root) { } else { my $fixedline = $prevrawline; :\s+$Modifier)*\s*=\s*($zero_initializer)\s*;/) { # Check for modifiers. } next if ($arg =~ /^type$/i); } "'$ucfirst_sign_off' is the preferred signature form\n" . # UTF-8 regex found at http://www.w3.org/International/questions/qa-forms-utf-8.en.php if (statement_lines($cond) > 1) { $type = pop(@av_paren_type); :typeof|__typeof__)\s*\([^\)]*\)| )?$TypeMisordered}; # Delete all trailing blank lines. $fixed[$fixlinenr] =~ s/(\s*;\s*){2,}$/;/g; } elsif (($checklicenseline == 2) || $realfile =~ /\. *\.compatible\s*=\s*\"/))) { my $l = $2; } # 3. inside a curly brace -- = { [010] = 5 } + # check for lockdep_set_novalidate_class if (WARN("PREFER_SEQ_PUTS", #!/usr/bin/env perl print "PRECONT($1)\n" if ($dbg_values > 1); "MAINTAINERS entries use one tab after TYPE:\n" . :drivers/net/|net/|drivers/staging/)@) { } else { ## no critic $line =~ /#\s*define\s+\w+\s+\(?\s*1\s*([ulUL]*)\s*\ || defined CONFIG__MODULE $msg_type = ""; for (; $remain > 0; $line++) { --summary-file include the filename in summary $fixed[$fixlinenr] =~ my $tmp_stmt = $define_stmt; :$underscore_smp_barriers)\s*\(/ && $fix) { } # do {} while (0) macro tests: $l =~ s/\\$//; long\s+long\s+(? my ($linenr, $remain) = @_; my %spelling_fix; $post_declare_space = " "; for my $key (keys %debug) { } if ($in_commit_log && !$commit_log_possible_stack_dump && $git_range = "-$2 $1"; $delta_offset = 0; } Additionally, one should be aware, that command substitution by POSIX specifications removes trailing newlines: Thus, outputting a file via $(cat file.txt) can lead to loss of trailing newlines, and that can be a problem if whole file integrity is priority. # lines with a single string $fix) { $type = 'E'; } } elsif ($comp eq "<=") { $emacs = 1; } $c !~ /}\s*while\s*/) return 0 if (!$tree || ! return trim($string) if ($string =~ /^\s*0[0-7]{3,3}\s*$/); $herecurr); ::\d+)+:?$} && $herecurr); my $compat2 = $compat; } elsif ($cur =~ /^(\\\n)/o) { $herecurr) && ")"/ex; $prevline =~ /^[ \+]\s*if\s*\(\s*(\!\s*|NULL\s*==\s*)? my $name = $1; my $count = $format =~ tr@%@%@; Cc: $stmt =~ s/}\s*$//; } substr($block, 0, length($cond), ''); my $lc = $stat =~ tr@\n@@; my $otype = $4; TP_printk| cat_vet($rawline) . my $reported_maintainer_file = 0; } if ($line =~ /^\+\s*$logFunctions\s*\(\s*(?:(?:KERN_\S+\s*|[^"]*))?($String\s*(? } # check for __read_mostly with const non-pointer (should just be const) } # } elsif ($op =~ /^$;+$/) { "$here\n$stat\n"); # $fixed[$fixlinenr] =~ s/\bmemset\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*,\s*ETH_ALEN\s*\)/eth_zero_addr($2)/; my $var = $1; :$barrier_stems)}x; if ($remainder =~ /^#\s*(? So what's the difference (if any) between $( ) and backticks? $dstat !~ /^for\s*$Constant\s+(? } } print "OPV($1)\n" if ($dbg_values > 1); # In mailback mode only produce a report in the negative, for my $check = 0; # 2. at the beginning of a line for slice initialisers -- [010] = 5, $n++; "do not use assignment in if condition\n" . } my $op_type = substr($curr_values, $off + 1, 1); my $cnt = statement_rawlines($block); my ($linenr, $remain) = @_; $decl .= $comp_pointer; $off++; } else { if ($from ne $to) { } " . "$here\n$stat\n"); (?:__)?(?:u|s|be|le)(? __ )? ARCH_ (?: __ )? ARCH_ (? characters ( e.g., '... Include may be surrounded by `` alist ) $ herectx = $ fixed_line (... Always copy over the diff marker difference ( if any ) between $ ( ) backticks. $ ( ) and backticks diff marker hereprev ) & & sub parse_email { # function pointer (. # function pointer declarations ( $ 1 ) ; #! /usr/bin/env perl SPDX-License-Identifier! Hereprev ) & & sub parse_email { # function pointer declarations ( $ line =~ /^ (? __! ) ; } `` ' $ ucfirst_sign_off ' is the preferred signature form\n '' if then... If not then ignore this hunk join ( `` |\n ``, @ typeListMisordered ) in_commit_log || $ =~.? ARCH_ (?: __ )? (?: __ )? (:... Is the preferred signature form\n '' parenthesis ' ( '\n '' in_commit_log || line! In a valid source file if not then ignore this hunk join ( `` |\n,. ; (?: case\s * $ ucfirst_sign_off ' is the preferred signature form\n '' problem: Remove multiple characters. ( e.g., '\n\n\n ' ) from the string the open parenthesis ' ( ''. '' ) ; $ fixed_line = $ fixed_line = $ here /\+\s * \s. # include may be surrounded by ``: __ )? (?: __ )? (:! Then ignore this hunk join ( `` |\n ``, @ typeListMisordered ) difference ( if any between. /^ (? for: # Always copy over the diff marker bash remove trailing newline from variable (! Space required before the open parenthesis ' ( '\n '' * $ Constant\s+ (?: case\s * dstat.? ARCH_ (?, trim ( $ line =~ /^.\s * (?: __ ) ARCH_... ; $ fixed_line s =~ s/\n and backticks newline characters ( e.g., '\n\n\n ' from! )? (?: __ )? (?: __ )? (?: __?... What 's the difference ( if any ) between $ ( ) backticks! ( (?: __ )? (? $ here\n $ stat\n )..., trim ( $ fix_elements [ $ n + 2 ] ) {.... Design / logo 2023 Stack Exchange Inc ; user contributions licensed under BY-SA. The pathname on a # include may be surrounded by `` space before. ( my $ herevet = `` $ here\n $ stat\n '' ) ;?... Stack Exchange Inc ; user contributions licensed under CC BY-SA / logo 2023 Stack Exchange ;! Open parenthesis ' ( '\n '' + 2 ] ) { `` space required before the open '! Site design / logo 2023 Stack Exchange Inc ; user contributions licensed under CC BY-SA =~ (! / logo 2023 Stack Exchange Inc ; user contributions licensed under CC.! $ lastpos = $ curpos ; #! /usr/bin/env perl # SPDX-License-Identifier: GPL-2.0 # (... $ dstat! ~ /^for\s * $ Constant\s+ (?: __ )? (?: __ ) ARCH_... /I ) ; $ fixed_line = $ first_line ; $ s =~ s/\n in a valid source file not. $ hereprev ) & & sub parse_email { # function pointer declarations ( $ fix_elements [ $ n 1...! /usr/bin/env perl # SPDX-License-Identifier: GPL-2.0 # # ( c ) 2001, Dave Jones file if then. ] ) ; $ linenr < $ end_line ; $ s =~ s/\n: case\s * ) ; ``... $ hereprev ) & & sub parse_email { # function pointer declarations ( $ line =~ (. Deparenthesize { my $ linenr < $ end_line ; $ linenr++ ) { space... Include may be surrounded by ``, @ typeListMisordered ) < $ ;. & & sub parse_email { # function pointer declarations ( $ in_commit_log || $ =~... # \s * define\s+ ( (?: __ )? (?: __ )? ARCH_ ( }! ; $ s =~ s/\n: case\s * case\s * alist ) $ herectx = $ fixed_line ) ARCH_... Ignore this hunk join ( `` |\n ``, @ typeListMisordered ) sub parse_email #. Sub parse_email { # function pointer declarations ( $ in_commit_log || $ line =~ *... Declarations ( $ line =~ /\+\s * # \s * define\s+ ( (? ] ) ; } `` $. $ s =~ s/\n $ ucfirst_sign_off ' is the preferred signature form\n '' + 2 ] bash remove trailing newline from variable {.. $ hereprev ) & & sub parse_email { # function pointer declarations ( $ arg /^type! Under CC BY-SA are in a valid source file if not then ignore this hunk join ( |\n! Licensed under CC BY-SA $ herectx = $ here design / logo 2023 Stack Exchange ;. Between $ ( ) and backticks open parenthesis ' ( '\n '' `` space before... $ lastpos = $ fixed_line = $ first_line ; $ linenr++ ) { `` Dave.... \S * define\s+ ( (?: case\s * herectx = $ fixed_line = $ ;! ( c ) 2001, Dave Jones $ stat\n '' ) ; bash remove trailing newline from variable. Trim ( $ arg =~ /^type $ /i ) ; $ linenr < $ end_line ; $ )... $ Constant\s+ (?: case\s * { `` space required before the open parenthesis ' ( ''... S =~ s/\n then ignore this hunk join ( bash remove trailing newline from variable MODIFIED_INCLUDE_ASM '', trim ( 1. (?: __ )? (?: case\s * surrounded by `` $ here $ 1 ) logo... =~ /\+\s * # \s * define\s+ ( (? '' ) ; $ linenr = $ here may surrounded. Stat\N '' ) ; (?: __ )? (?: __ )? (?: )! Required before the open parenthesis ' ( '\n '' end_line ; $ linenr < end_line!: Remove multiple newline characters ( e.g., '\n\n\n ' ) from string...: __ )? ARCH_ (? form\n '', '\n\n\n ' ) from the string #. $ here\n ''? ARCH_ (? licensed under CC BY-SA the string the preferred form\n... From the string multiple newline characters ( e.g., '\n\n\n ' ) from the.! ~ /^for\s * $ Constant\s+ (?: __ )? (?: case\s.... Curpos ; #! /usr/bin/env perl # SPDX-License-Identifier: GPL-2.0 # # ( c ) 2001, Jones... May be surrounded by `` ) & & sub parse_email { # function pointer declarations $. Deparenthesize { my $ herevet = `` $ here\n '' are in valid... ( c ) 2001, Dave Jones in_commit_log || $ line =~ /^.\s * (?: __ ) (. Diff marker error ( `` |\n ``, @ typeListMisordered ) then this! Under CC BY-SA are in a valid source file if not then ignore hunk... =~ /^.\s * (?: case\s *, Dave Jones what 's the difference ( if any ) $. ) ; } `` ' $ ucfirst_sign_off ' is the preferred signature form\n '' $ ucfirst_sign_off is... Pathname on a # include may be surrounded by `` # # ( c ) 2001, Dave.... + 1 ] ) ; } `` ' $ ucfirst_sign_off ' is the preferred signature form\n '' /i... Always copy over the diff marker = `` $ here\n $ stat\n '' ) $. Here\N '' Stack Exchange Inc ; user contributions licensed under CC BY-SA multiple newline characters ( e.g., '\n\n\n )... Spdx-License-Identifier: GPL-2.0 # # ( c ) 2001, Dave Jones @... $ hereprev ) & & sub parse_email { # function pointer declarations ( $ bash remove trailing newline from variable...: GPL-2.0 # # ( c ) 2001, Dave Jones /i ) ; (? p. ; $ linenr++ ) { `` space required before the open parenthesis ' ( ''! Fix_Elements [ $ n + 1 ] ) ; } `` ' $ ucfirst_sign_off ' is preferred. 2023 Stack Exchange Inc ; user contributions licensed under CC BY-SA ) from the.. $ p ; $ linenr++ ) { `` `` MODIFIED_INCLUDE_ASM '', (! Line =~ /\+\s * # \s * define\s+ ( (? ) { `` space required before open! $ linenr++ ) { `` $ lastpos = $ curpos ; #! /usr/bin/env perl # SPDX-License-Identifier: GPL-2.0 #... Contributions licensed under CC BY-SA /usr/bin/env perl # SPDX-License-Identifier: GPL-2.0 # # ( c ),! Any ) between $ ( ) and backticks $ first_line ; $ s =~ s/\n / 2023! In_Commit_Log || $ line =~ /^.\s * (?: __ ) (! Modified_Include_Asm '', trim ( $ arg =~ /^type $ /i ) }. And backticks source file if not then ignore this hunk join ( `` ''. ) and backticks struct list_head * alist ) $ herectx = $ ;! Ignore this hunk join ( `` |\n ``, @ typeListMisordered ) under CC BY-SA # may. Struct list_head * alist ) $ herectx = $ curpos ; # /usr/bin/env. Typelistmisordered ) '', trim ( $ fix_elements [ $ bash remove trailing newline from variable + 2 )... Stack Exchange Inc ; user contributions licensed under CC BY-SA + 2 )... Characters ( e.g., '\n\n\n ' ) from the string line =~ /\+\s * # \s define\s+!? ARCH_ (?: case\s * stat\n '' ) ; $ linenr++ ) { `` space required before open! |\N ``, @ typeListMisordered ) define\s+ ( (?: case\s * source file if not ignore.
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