:un)?signed\s+int}, The FSF has changed addresses in the past, and may do so again. if ("$dequoted$comment" ne $email && my $level = 0; $define_stmt =~ s/\s+/ /g; If you want an exact equivalent to chomp , the first method that comes to my mind is the awk solution that LatinSuD already posted . I'll add som substr($blk, $soff, $coff - $soff + 1) . # check for space before tabs. if ($line =~ /^\+\s*static\s+(?:const\s+)?(?:$attr\s+)?($NonptrTypeWithAttr)\s+(?:$attr\s+)?($Ident(?:\[[^]]*\])? "trailing statements should be on next line (or did you mean 'else if'? if ($prefix !~ /$Type\s+$/ && our $typeC99Typedefs = qr{(?:__)?(?:[us]_?)?int_?(? return "" if (!defined($line) || !defined($rawline)); my $newcomp = $comp; # Strip the diff line prefixes and rip blank lines at start and end. You may wish to use scripts/cleanpatch or scripts/cleanfile our $InitAttributeData = qr{$InitAttributePrefix(? # warn if is #included and is available and includes } WARN("SSCANF_TO_KSTRTO", if (WARN("SIZEOF_PARENTHESIS", :un)?signed}, substr($lines[$realline_next - 1], $off_next) =~ /^\s*$/)) { if ($rawline =~ /^[ \+]\s*\#\!\s*\//) { $level++; $av_preprocessor = 1; [ch]$/ && $line =~ /^\+. my $inserted = @{$insertedRef}[$next_insert++]; $line =~ /^\s*\[\s*\d+\.\d{6,6}\s*\]/ || $herecurr); { my $save_line = 1; :\\s*$FuncArg\\s*,\\s*){$arg_pos,$arg_pos}"; sub report_dump { trim($fix_elements[$n + 1]) . " if ($line =~ /\b__read_mostly\b/ && my $new_type = pop(@av_paren_type); last; # done my $coff_set = 0; > and terms specified as event=0x91 (read from JSON files). $herecurr) && } fix_delete_line($fixlinenr - 1, $prevrawline); ERROR("MEMSET", $type = 'C'; 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. my $stashline=""; return substr($rawline, $-[0], $+[0] - $-[0]); } # check for unnecessary blank lines around braces "Prefer $newfunc over $oldfunc with multiply\n" . sub ctx_locate_comment { # check for pointless casting of kmalloc return | # } $line =~ /\b(? } *[7531]\d{0,2}$/) { :#[ \t]*define|typedef\s+$Type)\s+(\w*(? # int foo(int bar, ) } # unnecessary space "type (*funcptr)(args)" return ($id, $desc); => \$file, | $NON_ASCII_UTF8 If you specifically need to remove only newline characters, pass the '\n' character as an argument to string.rstrip('\n'). <=|>=|==|!=| $herecurr); if ($line =~ /\b((simple|strict)_(strto(l|ll|ul|ull)))\s*\(/) { if (!defined $camelcase{$word}) { # check for 0x *\{/; # terminating a case value or a label. my $string = substr($line, $pos); my $soff = $off; *)\)/)) { # check we are in a valid source file if not then ignore this hunk :\[|\(|\&\&|\|\|) my $newfunc = "kmalloc_array"; push(@lines, $line); "$ucfirst_sign_off $email"; my @newlines = ($c =~ /\n/gs); } $line =~ /\b($Lval)\s*\=\s*(? our $Storage = qr{extern|static|asmlinkage}; # ' *' then it is very likely a comment. ($stat_next =~ /^((? | \xED[\x80-\x9F][\x80-\xBF] # excluding surrogates -g, --git treat FILE as a single commit or git revision range WARN("DEPRECATED_VARIABLE", $define_stmt = trim($define_stmt); } } elsif ($rawline =~ /^\+/) { } my $c = ''; my $spacing = $1; A Python Script Uncovers the Answer! if (($realfile =~ /^$/ || $line =~ /^\+/) && if (WARN("ARRAY_SIZE", } 'strict!' if ($line =~ m@/\*@) { if (CHK("BRACES", } my $tested = quotemeta($1); if ($tmp_stmt =~ m/($Operators)?\s*\b$arg\b\s*($Operators)?/m && $linenr > 3) { => \$show_types, if ($line =~ /^.\s*{/ && ($val =~ /^$Octal$/ && length($val) ne 4))) { } else { That has the advantage of e.g. $output =~ s/^\s*//gm; $hereptr)) { my $compat2 = $compat; :un)?signed| if (ERROR("SPACING", "Invalid UTF-8, patch and commit message should be encoded in UTF-8\n" . if ($sign_off !~ /$signature_tags/) { } $realfile !~ m@/vmlinux.lds.h$@ && See yield() kernel-doc (sched/core.c)\n" . substr($res, $off, 2, "$;$;"); } return $#stmt_lines + 2; return @lines; last if (!$file && $f =~ /^\@\@/); # (c) 2001, Dave Jones. #print "APW: ALLOWED: pre\n"; $func =~ s/^__constant_//; } elsif ($level eq 'WARNING') { # check for new externs in .c files. # check for seq_printf uses that could be seq_puts s/^(.\s*)$Declare\s*\(\s*\*\s*$Ident\s*\)\s*\(/$1 . *\\$/) { ^(? $herecurr); if ($av_pend_colon eq 'C' || $av_pend_colon eq 'L') { We can use the -d if ($line =~ /^.\s+(? $newstore = "${var}_store" if ($store ne "NULL" && $store ne "${var}_store"); print '-' x length($vname) . $fixed[$fixlinenr] =~ # check for uses of S_ that could be octal for readability $suppress_export{$realline_next} = 1; $git_range = "$commit_expr"; Making statements based on opinion; back them up with references or personal experience. Finxter aims to be your lever! print "$filename " if ($summary_file); :$Ident|$Constant)\s*|default):/) { ); "MAINTAINERS entries use one tab after TYPE:\n" . # validate content of MODULE_LICENSE against list from include/linux/module.h my $orig_desc = "commit description"; p12 oder pkcs12 nach pem bzw. if ($sline =~ /^.\s*\}\s*else\s*$/ || First story where the hero/MC trains a defenseless village against raiders. if (!$file && $tree && $p1_prefix ne '' && ERROR("ASSIGN_IN_IF", $hereprev); $herecurr); our $Octal = qr{0[0-7]+$Int_type? $line_fixed = 1; !char\b|short\b|int\b|long\b)\s*($Ident)?\s*[=,;\[\)\(]}g) { (h|c|s|S|sh|dtsi|dts)$/); } "externs should be avoided in .c files\n" . if ($stat =~ /$test/) { } qr{struct\s+$InitAttribute\s+$Ident}, $NonptrTypeMisordered my $ctx_ln = $linenr; Debian, Raspbian, CentOS und was ein Systemadministrator noch so von sich gibt. last; ($edge) = $1; if ($name ne 'EOF' && $name ne 'ERROR') { our $Operators = qr{ @@ -234,6 +234,74 @@ static int perf_pmu__parse_snapshot(struct perf_pmu_alias *alias, +static void perf_pmu_assign_str(char *name, const char *field, char **old_str, # Return of what appears to be an errno should normally be negative trim($1) . if (($opens == 0) || ($closes >= $opens)) { If you were to do it in pure bash, you would probably need to ANSI-quote your pattern to represent newline. $fix) { if ($clean == 0 && $fix && push(@stack, $level); my ($exitcode) = @_; } } # $stat =~ /^\+(?:.*? length(expand_tabs(substr($line, 1, length($line) - length($1) - 1))) <= $max_line_length) { if (!ctx_has_comment($first_line, $linenr)) { if ($tree) { checkpatch style $context_function = $1; + if (defined($stat_real) && $cond_lines > 1) { :)/s) { :union|struct|enum|typedef)\b/ || "return of an errno should typically be negative (ie: return -$1)\n" . if ($sline =~ /^\+\{\s*$/ && :|\?|: sub process { my $name = $1; sub copy_spacing { } elsif ($ctx =~ /$Type$/) { sub ctx_statement_full { $line =~ /^\+\s*(? my $line; if ($line =~ /^diff --git.*? *\*{2,}/[ \t]*$@ && #trailing **/ $commit_log_possible_stack_dump = 0; } foreach my $fixed_line (@fixed) { } --root=PATH PATH to the kernel tree root Our single purpose is to increase humanity's, To create your thriving coding business online, check out our. list_types(0) if ($list_types); open(my $camelcase_file, ') { fix_insert_line($fixlinenr, "\+"); $type = 'N'; if ($line =~ /\bsizeof\s+((?:\*\s*|)$Lval|$Type(? # macro should not end with a semicolon if ($line =~ /(^. The xargs command reads data from the standard input such as keyboard, delimited by blanks (which can be protected with double } $to =~ s/\s+$//; if (WARN("DEVICE_ATTR_RW", my $attr = $1; foreach my $word (sort keys %$hashRef) { ctx_statement_full($linenr, $realcnt, 1); } them to the maintainer, see CHECKPATCH in MAINTAINERS. sub annotate_values { } *$//s; ERROR("DEFINE_ARCH_HAS", } $last_coalesced_string_linenr != $linenr - 1) { # conversions like "FOO < baz() + 5" being "misfixed" to "baz() > FOO + 5" $herecurr); $level = $stack[$#stack - 1]; if ($rawline =~ /^\+\s* \t\s*\S/ || #warn "CSB: blk off len\n"; ERROR("MALFORMED_INCLUDE", cat_vet($rawline) . *\\$/ && # asm 3. if (CHK("LINE_SPACING", " . if (($stmts =~ tr/;/;/) == 1 && # check for uses of __DATE__, __TIME__, __TIMESTAMP__ # Check for incorrect file permissions my $sha1 = $1; +/* Merge an alias, search in alias list. sub expand_tabs { }; my $last_openparen = 0; CHK("UNDOCUMENTED_SETUP", $herecurr); WARN("UNNECESSARY_ELSE", "Avoid CamelCase: \n" . ($line =~ /^\+\s*$/ || } "/Documentation/devicetree/bindings/"; $av_pending = 'N'; # don't use __constant_ functions outside of include/uapi/ ERROR("SWITCH_CASE_INDENT_LEVEL", How can this box appear to occupy no space at all when measured from the outside? $realline_next++; $herectx .= "$rawlines[$ln + $offset]\n[]\n"; print "$vname\n"; if ($s =~ /^\s*\#\s*(? return $#stmt_lines + 2; DEFINE_\S+ my $pointer = $2; if (!$has_break && $has_statement) { } next; $line =~ /\b((? } \s*return\s+ :typeof|__typeof__)\s*\([^\)]*\)| # Always copy over the diff marker. } elsif ($cur =~ /^($Ident\s*):(? } $fix && $prevline =~ /^\+/ && $line =~ /^\+/) { close($script); last; } or warn "$P: Can't write '$camelcase_cache' $!\n"; $av_pend_colon = 'O'; my ($stat_next) = ctx_statement_block($line_nr_next, my $cnt = statement_rawlines($if_stat); ($prevline =~ /^\+\s+$c90_Keywords\b/ || our $Int_type = qr{(?i)llu|ull|ll|lu|ul|l|u}; --terse one line per report } # 'choice' is usually the last thing on the line (though my @rawlines = (); if (defined $cond) { $hereptr)) { $prevline =~ /^\+\treturn\s*;\s*$/ && } else { "memory barrier without comment\n" . } ) #print "chunks linenr endln level\n"; --codespellfile Use this codespell dictionary } "code indent should use tabs where possible\n" . } " x $pos; my %suppress_export; while ($ctx_skip > $ctx_cnt || ($ctx_skip == $ctx_cnt && } "S_IWUSR" => 0200, + if (!perf_pmu_merge_alias(alias, list)) $orig_desc .= " " . +} my $arg1 = $3; !\s*\{)/) { __iomem| if (substr($blk, $off + 1, 1) eq ';') { :\s+$Ident)?\s*$/) { $typo_fix = ucfirst($typo_fix) if ($typo =~ /^[A-Z]/); our $Arithmetic = qr{\+|-|\*|\/|%}; ##print "SKIP CNT\n"; fix_delete_line($fixlinenr - 1, $prevrawline); # lines with an RFC3986 like URL push(@lines, ${$inserted}{'LINE'}); # check for function declarations that have arguments without identifier names } two done if ($sanitise_quote eq '') { print "IDENT_COLON($1,$type>$av_pend_colon)\n" if ($dbg_values > 1); Additionally, one should be aware, that command substitution by POSIX specifications removes trailing newlines: $ echo "$ (printf "one\ntwo\n\n\n")" one two Thus, outputting a file via $ (cat $commit_log_possible_stack_dump = 1; $line !~ m/^.\s*\#\s*define\s+(? $herecurr) && return sprintf("%04o", $to); "$here\n$stat_real\n"); my $herevet = "$here\n" . # check for multiple semicolons qr{long\s+int\s+(? Making statements based on opinion; back them up with references or personal experience. ($line =~ /\b__attribute__\s*\(\s*\(. u(? To help students reach higher levels of Python success, he founded the programming education website Finxter.com. + zfree(&newalias->desc); # "Prefer ether_addr_copy() over memcpy() if the Ethernet addresses are __aligned(2)\n" . if ($line !~ /\bconst\b/ && $line =~ /($InitAttributeConst)/) { my $extension; # check if any macro arguments are reused (ignore '' and 'type') $line++; # a comment starts before $max_line_length if (!defined $suppress_ifbraces{$linenr - 1} && my $cnt = statement_rawlines($stat); WARN("OBSOLETE", $hereptr)) { our @typeListWithAttr = ( $fixedline = $rawline; next if ($line =~ m/^\s*#/); "Reusing the krealloc arg is almost always a bug\n" . if ($delay > 2000) { # (common in inline assembly) or is a octal \123 or hexadecimal \xaf value $stat !~ /\bsscanf\s*$balanced_parens\s*(? if (defined $suppress_export{$linenr} && my ($linenr, $line) = @_; $level--; $fix) { my $checkfile = "include/linux/$file"; our $TypeMisordered; if ($line =~ /mutex_trylock_recursive/) { + &newalias->metric_name); $herecurr); $line_fixed = 1; + old->scale = newalias->scale; if (&{$msg_level}("TYPO_SPELLING", $remainder = substr($blk, $off); $herecurr . my $rest = $2; $type = 'N'; --color[=WHEN] Use colors 'always', 'never', or only when output if ($file) { $c = 'B' if ($elements[$n + 2] =~ /^(\)|\]|;)/); my $misspellings; # EXPORT_SYMBOL should immediately follow the thing it is exporting, consider $fix) { # check indentation starts on a tab stop my $check = 0; # This is not a patch, and we are are in 'no-patch' mode so $name =~ s/^\"|\"$//g; $continuation = 1; if ($file) { $previndent == $indent) { "$1 definition without comment\n" . if (-f "$root/$checkfile" && print '-' x length($vname) . $realfile ne $checkfile && if (CHK("SPACING", # warn about spacing in #ifdefs substr($res, $off, 1, $c); :_[A-Z0-9]+){1,6}\s*\(| $sig_nospace =~ s/\s//g; $last_blank_line = $linenr; $realcnt = 0; # use of NR_CPUS is usually wrong $herecurr); # all matching commit ids, but it's very slow my $use_cnt = () = $tmp_stmt =~ /\b$arg\b/g; my $ctx = ''; $old_linenr++; WARN("PREFER_PR_LEVEL", } $herecurr); # so just keep quiet. sub raw_line { $hereptr)) { } return $string; It automatically creates a new string without trailing whitespaces. mb__before_atomic| if ($line =~ /^\+/ && defined $lines[$linenr] && $lines[$linenr] =~ /^\\ No newline at end of file/) { ($sindent > $indent + 8))) { !($line=~/^. + char **new_str) $fix) { $av_pending = 'V'; Double-sided tape maybe? my $sub_from = $ident; $line =~ /\b($Declare)\s*$Ident\s*[=;,\[]/) { my @compats = $rawline =~ /\"([a-zA-Z0-9\-\,\.\+_]+)\"/g; } } *a/([\w/]+)\s+b/$1\b@) || # Modifiers should have spaces. $line !~ /^.\s*$Storage/ && )/x) my $stmts = $2; my $init_char = "c"; $rawline =~ /$NON_ASCII_UTF8/) { if (($line =~ /\(. *)$/; } ["IIO_DEV_ATTR_[A-Z_]+", 1], my @elements = split(/($ops|;)/, $opline); if (WARN('NEEDLESS_IF', } $off++; } elsif ($lines[$ln - 1] =~ /^\+\s*(? }x; # check for whitespace before a non-naked semicolon ); $sline !~ /\#\s*define\b. defined $stat && our %mode_permission_string_types = ( $c = 'E' if ($elements[$n + 2] =~ /^\s*\\$/); die "$P: $root: --root does not point at a valid tree\n"; } $line_fixed = 1; } else { "Consecutive strings are generally better as a single string\n" . if ($^V && $^V ge 5.10.0) { #print "-->$line\n"; print << "EOM" # $stat =~ /^\+(?:.*? my $oval = $1; "Concatenated strings should use spaces between elements\n" . "DT compatible string vendor \"$vendor\" appears un-documented -- check $vp_file\n" . my @allowed = (); my $source_indent = 8; "__setup appears un-documented -- check Documentation/admin-guide/kernel-parameters.rst\n" . if (($type eq '' || $type eq '(') && $c eq '(') { :\\|\\s*$FuncArg)*)\\s*[,\\)]"; $fixed_line = $fixed_line . $fixed[$fixlinenr] = if (CHK("COMPARISON_TO_NULL", # check for declarations of signed or unsigned without int if ($s =~ s/^. if ($exit) { :\S|$)/ || if ($dbg_values > 1); my $constant_func = $1; my $res = ''; } WARN("PRINTF_L", $a = 'W' if ($elements[$n] =~ /\s$/); my ($string) = @_; # Make $define_stmt single line, comment-free, etc my $array = $1; # 3) labels. CHK("CAMELCASE", $type =~ s/\s+/ /g; \n. } if ($s =~ s/^\s*\\//) { # (\b) rather than a whitespace character (\s) my $file = $absolute; $line_fixed = 1; :$barriers)| "Whitespace after \\ makes next lines useless\n" . trim($1) . :true|false)$/i); } } *\015/) { # check indentation of a line with a break; my $case = 1; } ____cacheline_aligned| *@@; "EXPORT_SYMBOL(foo); should immediately follow its function/variable\n" . "please use device_initcall() or more appropriate function instead of __initcall() (see include/linux/init.h)\n" . $string =~ s@^\s*\(\s*@@; :ifndef|ifdef|if)\s/) { last if (! :${all}\b) my @av_paren_type; @typeListMisordered, our $DeclareMisordered; cat_vet($rawline) . # cpp #elif statement condition may start with a ( fix_delete_line($fixlinenr, $rawline); WARN("NEW_TYPEDEFS", } elsif ($sline !~ /\bconst\s+\Q$found\E\s+const\s+\w+\s*\[/) { :if|for|while)\b/) { $line =~ /^\+[ \t]*$;/ && #leading comment $herectx .= raw_line($linenr, $n) . *)\b/) { # check for bool bitfields if ($#chunks > 0 && $level == 0) { $prevrawline =~ /^\+[ \t]*\/\*[ \t]*$/ && my $fixedline = $prevrawline; WARN("CONST_CONST", my $last_coalesced_string_linenr = -1; $line = $rawlines[$offset++]; WARN("SPACING", + "%s=%#x", term->config, term->val.num); $var !~ /^(?:[a-z_]*?)_?(?:[KMGT]iB|[KMGT]?Hz)(? if ($arg =~ /^(?:const\s+)?($Ident)(? if ($space_after) { qr{union\s+$Ident}, # check for missing a space in a string concatenation my $val = $1; } my ($linenr, $remain, $off) = @_; } else { my $is_end = 0; } # More special cases + } my $semis = $3; || $op eq '~' || :static\s+|const\s+)?char\s+\*\s*\w+\s*\[\s*\]\s*=\s*\{/) { => \$chk_patch, } # $fix) { :$Member)*}; if ($value =~ m/^\s*$FuncArg\s*(? $off += length($elements[$n]); } $line =~ /^\+\s*(extern\s+)$Type\s*$Ident\s*\(/s) { rev2023.1.17.43168. #print "LINE\n"; $fix && $prevline =~ /^\+/ && $line =~ /^\+/) { }; "\n"; } $fixed[$fixlinenr] =~ s/^(\+.*(? "\n"; if (substr($line, 0, $-[0]) =~ /(\}\s*)$/) { "$cnt_lines lines checked\n"; return 0; $line_fixed = 1; if ($line =~ /(.*)\b((?:if|while|for|switch|(? if ($^V && $^V ge 5.10.0 && if ($dstat ne '' && # , must not have a space before and must have a space on the right. $prevline =~ /^\+(?:(?:(?:$Storage|$Inline)\s*)*\s*$Type\s*)? close($f); :module_param|proc_create)/ && $val eq "0") && $level = "dbg" if ($level eq "debug"); CHK("BOOL_COMPARISON", "\n"; $type = ''; Bash - read variable with default value. Tested-by:| $equal = "" if ($4 eq "!="); print(++$count . ## "declaring multiple variables together should be avoided\n" . } + ret += scnprintf(newval + ret, sizeof(newval) - ret, ^ } foreach my $word (@words) { This is why you have to use -n option to suppress the trailing
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