} (($realfile =~ /\.dtsi?$/ && $line =~ /^\+\s*compatible\s*=\s*\"/) || WARN("MEMORY_BARRIER", if (!$is_patch && $filename !~ /cover-letter\.patch$/) { #print "APW: ALLOWED: cond\n"; if ($line =~ /\bvolatile\b/ && $line !~ /$asm_volatile/) { } $good = $fix_elements[$n] . my ($s, $c) = ($stat, $cond); $coff_set = 1; if (ERROR("TRAILING_WHITESPACE", } if ($line =~ /(\s+)\)/ && $line !~ /^.\s*\)/ && our @modifierListFile = (); + *new_str = NULL; "vendor-prefixes.txt"; sub string_find_replace { } S_IALLUGO | $address = ""; # check for simple sscanf that should be kstrto $hereptr)) { my $coff_set = 0; # skip the bitfield test for now $rawline =~ /\b51\s+Franklin\s+St/i) { "\n"; if ($line =~ /^.\s*__initcall\s*\(/) { $camelcase_file_seeded = 1; get_quoted_string($line, $rawline) =~ /\b$context_function\b/ && my $sha1 = $1; $prevline =~ /^\+(\t*)(. if ($fixedline !~ /\+\s*$/) { $to =~ s/\s+$//; "space prohibited before that '$op' $at\n" . my @newlines = ($c =~ /\n/gs); close($camelcase_file); last if (!defined $lines[$line]); my @fixed_inserted = (); my $last_openparen = 0; Quick solution: 1. :un)?signed)}, $type = 'N'; $line =~ /^\+\s*\#\s*(? $line =~ /^.\s*\#\s*define\s*$Ident(\()?/) { $line !~ /\bfixes:\s*[0-9a-f]{12,40}/i))) { sub get_stat_here { if ($type eq 'V') { $line =~ /\bsscanf\b/) { *\\$/ && # preprocessor :;|=|\[|\() } "README", "Documentation", "arch", "include", "drivers", if ($commit_expr =~ m/^(. $fix) { $line =~ /\b(__inline__|__inline)\b/) { our $LvalOrFunc = qr{((? } ## while ($ln =~ s/\([^\(\)]*\)//g) { } $Type| if (ERROR("POINTER_LOCATION", sub read_words { } if (ERROR("SPACING", ["SENSOR_TEMPLATE(? # common words in help texts } # 'nocolor' => \$color, #keep old behaviors of -nocolor # * goes on variable not on type } "Using $1 is unnecessary\n" . my $files; %suppress_ifbraces = (); "Please don't use multiple blank lines\n" . my $oldindent = $1; $4 !~ /^\&/) { # $LvalOrFunc may be &foo, ignore if so fix_insert_line($fixlinenr, $fixedline); # terminating a case value or a label. $fix) { $fix) { "Remove Gerrit Change-Id's before submitting upstream.\n" . if ($extension !~ /[SsBKRraEhMmIiUDdgVCbGNOx]/) { my $delta_offset = 0; $sum_allowed += $_; WARN("BLOCK_COMMENT_STYLE", if ($ctx !~ /[WEOBC]x[^W]/ && $ctx !~ /[^W]x[WOBEC]/) { # emit the "does MAINTAINERS need updating?" if (WARN("QUOTED_WHITESPACE_BEFORE_NEWLINE", # -> our $Operators = qr{ join("|\n ", (@typeList, @typeListFile)) . if ($line =~ /$String\s*"/) { if ($line =~ /;\s*;\s*$/) { ## WARN("SPACING", $good = rtrim($fix_elements[$n]) . sanitise_line_reset($in_comment); $herecurr); "arguments for function declarations should follow identifier\n" . + ","); substr($ctx, 0, $name_len + 1, ''); if ($line =~ /^.\s*(?:}\s*)?else\b(. my ($line) = @_; percentage="60%" number=$ {percentage%\%} This statement removes the shortest matching substring (in this case an escaped %) from the end of the variable. "boolean test with hexadecimal, perhaps just 1 \& or \|?\n" . :un)?signed\s+)?short\s}, :\s*\#\#\s*[A-Za-z_][A-Za-z\d_]*)* if ($prevrawline =~ /[^\\]\w"$/ && $rawline =~ /^\+[\t ]+"\w/) { $line =~ /\bif\s*((? $fixlinenr = -1; So what's the difference (if any) between $( ) and backticks? + list_add_tail(&alias->list, list); > Remove a trailing newline when reading sysfs file contents # check for vsprintf extension %p misuses if (!$has_break && $has_statement) { # check for redundant bracing round if etc : } if (ERROR("BRACKET_SPACE", # Should not end with a space. my $s = $stat; :endif))/o) { my $git_range; } $fix) { $type = 'E'; $herecurr) && } # Pre-scan the patch looking for any __setup documentation. next if ($fline =~ /^. $fix && } next; 'values', 'possible', 'type', and 'attr' (default "architecture specific defines should be avoided\n" . if (! } $r1 = $a2; } if ($level == 0 && $block =~ /^\s*\{/ && !$allowed) { # check for line continuations outside of #defines, preprocessor #, and asm $rawline =~ /^(? } if (is_maintained_obsolete($realfile)) { } $post_declare_space . my ($whitespace) = ($cond =~ /^((? } my $cnt = statement_rawlines($if_stat); my $ms_size = $12; $c !~ /}\s*while\s*/) $herecurr); )(? } $herecurr); $off++; :Clear|Set|TestClear|TestSet|)Page[A-Z]/ && } $line !~ /:\s+\)/) { # check for krealloc arg reuse (? # recommend kstrto* over simple_strto* and strict_strto* *)-(\d+)$/) { # indent level to be relevant to each other. } > event=0x0091 (read from files ../
/events/ $in_commit_log = 0; @@ -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, } else { $line !~ /^\s*(? @KeithThompson yes, command substitution removes all trailing newlines from the output. "Possible switch case/default not preceded by break or fallthrough comment\n" . my $line = $rawlines[$linenr - 1]; if (defined $fix_elements[$n + 2]) { # "joe smith ]+>$/) { *\b$mode_perms_world_writable\b/) { $good = rtrim($fix_elements[$n]) . " } # check for unnecessary blank lines around braces } our $Octal = qr{0[0-7]+$Int_type? $realfile = $1; $fixed[$fixlinenr] =~ s/\b($Lval)\s*\=\s*(? # if the previous line is a goto or return and is indented the same # of tabs $NonptrTypeMisordered = qr{ #print "C: c s remain\n"; # leading and trailing angle brackets, the address # check for 0x # Check for memcpy(foo, bar, ETH_ALEN) that could be ether_addr_copy(foo, bar) # check for __initcall(), use device_initcall() explicitly or more appropriate function please $files = `git ls-files "include/*.h"`; } $Type = qr{ my $ctx = $s; %suppress_export = (); my $extracted_string = get_quoted_string($line, $rawline); long\s+long\s+(? } # Check for __attribute__ weak, or __weak declarations (may have link issues) There are other string manipulating facilities built into bash. cat_vet($rawline) . $quiet++; # DEVICE_ATTR permissions uses are unusual too my ($formatted_email) = @_; if (WARN("PREFER_SCANF", } } $herecurr) && } } "Block comments use a trailing */ on a separate line\n" . Make exceptions when the previous string ends in a $hereprev); $suffix .= 'U' if ($cast =~ /\bunsigned\b/); "'const $found const *' should probably be 'const $found * const'\n" . $1 !~ /$allowed_asm_includes/) if ($declare !~ /\*$/ && $post_declare_space =~ /^$/) { WARN("CONST_STRUCT", # cpp #elif statement condition may start with a ( # ## concatenation is commonly a macro that defines a function so ignore those $prevline =~ /^\+(?:(?:(?:$Storage|$Inline)\s*)*\s*$Type\s*)? if ($line=~/\bswitch\s*\(. [\s$;]*$/); Problem: Remove all trailing whitespaces from a stringnewline '\n', tabular characters '\t', and empty spaces ' ' . :union|struct|enum|typedef)\b/ || "storage class '$2' should be located before type '$1'\n" . if (ERROR("SPACING", while ($string =~ /\b(($single_mode_perms_string_search)\b(? } :$Compare|$Assignment|$Operators)\s*$/ || } if (-e "$path/$conf") { # #defines that are a single string if ($s =~ s/^. } This will replace new line (Input record separator) with "". # Check the condition. :dev_)?alloc_skb)/) { elsif ($ctx !~ /[EWC]x[CWE]/) { $herecurr); #print "line prevline indent sindent check continuation s cond_lines stat_real stat\n"; #print "APW: ALLOWED: chunk-1 block\n"; $camelcase{$_} = 1; my $pre_ctx = "$1$2"; #warn "[" . if ($^V && $^V ge 5.10.0 && if (ERROR("OPEN_BRACE", if ($#ARGV > 0 && $quiet == 0) { my $var = $1; my $var2 = deparenthesize($var); } # Catch a comment on the end of the line itself. if ($bad_specifier ne "") { my $tabs = length($1) + 1; $fix) { substr($s, 0, length($cond), ''); } my $blk = ''; my ($vet) = @_; # check for missing blank lines after declarations $prevline =~ /^\+\s+$Declare\s*\(\s*\*\s*$Ident\s*\)\s*[=,;:\[\(]/ || # Check if there is UTF-8 in a commit log when a mail header has explicitly } next if ($line =~ /^[^\+]/); expect { our $Attribute = qr{ if (ERROR("OPEN_BRACE", while ($line =~ /\b(__(? Proprietary # o Ignore proc_create*() uses with a decimal 0 permission as that means } # Check for __attribute__ aligned, prefer __aligned my $comment_edge = 0; return ($id, $desc); $stat =~ /^\+[$;\s]*(? WARN("DO_WHILE_MACRO_WITH_TRAILING_SEMICOLON", *$/ && */)) { my $spaces_to_tab = " " x $source_indent; NOTE: Whitespace errors detected. if ($s =~ s/^\s*\\//) { It would not be uncommon to pipe to the tr utility, or to Perl if preferred: You can also use command substitution to remove the trailing newline: If your expected output may contain multiple lines, you have another decision to make: If you want to remove MULTIPLE newline characters from the end of the file, again use cmd substitution: If you want to strictly remove THE LAST newline character from a file, use Perl: Note that if you are certain you have a trailing newline character you want to remove, you can use head from GNU coreutils to select everything except the last byte. $address = $1; ($s !~ /^\s*(? 'summary!' :init\b)}; my $test = $3; WARN("NETWORKING_BLOCK_COMMENT_STYLE", if ($s =~ /^\s*;/ && if ($line =~ /\bsizeof\s*\(\s*\&/) { local $/ = undef; $stmt =~ s/}\s*$//; # ENOSYS means "bad syscall nr" and nothing else. # in a known good container # check if this appears to be the start function declaration, save the name } our $InitAttribute = qr{$InitAttributeData|$InitAttributeConst|$InitAttributeInit}; WARN("ENOSYS", $hereptr)) { my @lines = split("\n", $output, -1); "multiple assignments should be avoided\n" . # Using $balanced_parens, $LvalOrFunc, or $FuncArg ERROR("CORRUPTED_PATCH", $stat_real = "[]\n$stat_real"; # check for needless "if () fn()" uses :\s+$Inline|\s+$Modifier)* } else { (? # check for line continuations in quoted strings with odd counts of " } $s =~ s/\n. :{|)\s*\\?\s*$)/) { 'showfile!' } else { "Prefer IS_ENABLED() to CONFIG_ || CONFIG__MODULE\n" . my $cb = "$ca$;$cc"; substr($prefix, -length($file)) = ''; $loff = $len + 1; Reviewed-by:| } }. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. sub line_stats { return $string; sub ctx_block_get { } $herevet) print "IDENT_COLON($1,$type>$av_pend_colon)\n" if ($dbg_values > 1); __always_unused| :$valid_licenses)"$/x) { } $line =~ s/^\s*//g; } next; WARN("LIKELY_MISUSE", # definitions in global scope can only start with types Given a string s, create a new one without trailing newline character by calling s.rstrip('\n'). my ($res, $coded); } $herecurr); word splitting. my $compat3 = $compat; my $prevrawline=""; # echo "commit $(cut -c 1-12,41-)" How to get bash file to echo differently based on user input? $level--; ## # check for blank lines before declarations my $ln = $linenr - 1; } $typo_fix = uc($typo_fix) if ($typo =~ /^[A-Z]+$/); } if ($line =~ /^\+\s*$String/ && } # if ($ctx =~ /Wx./) { } } WARN("MACRO_WITH_FLOW_CONTROL", | [\xE1-\xEC\xEE\xEF][\x80-\xBF]{2} # straight 3-byte if ($line =~ /\bMODULE_LICENSE\s*\(\s*($String)\s*\)/) { #goto labels aren't indented, allow a single space however } } While working as a researcher in distributed systems, Dr. Christian Mayer found his love for teaching computer science students. "single byte memset is suspicious. The Python Ternary Operator And a Surprising One-Liner Hack, 56 Python One-Liners to Impress Your Friends, Finxter Feedback from ~1000 Python Developers, I Use These Free Open-Source Tools to Make Professional Tutorial Videos in 2023, How I Made a Language Translator using Python. # WARN("PREFER_ETHER_ADDR_EQUAL", $msg_level = \&CHK if ($file); if ($line =~ /\+\s*#\s*define\s+((?:__)?ARCH_(? my ($white) = ($line =~ /^(\s*)/); my $rename = ""; . # ignore udelay's < 10, however $setup_docs = 1; @@ -285,7 +308,7 @@ static int __perf_pmu__new_alias(struct list_head *list, char *dir, char *name. $deleted = @{$deletedRef}[$next_delete++]; if ($level == 0 && $c eq ';') { my $oval = $1; $line =~ /^\+\s*__setup/)) { $stat_real); # likely a typedef for a function. my $signoff = 0; "Missing Signed-off-by: line(s)\n"); __deprecated| $fix) { if ($paren_space =~ /\n/) { $val .= $match; my $kernel_type = 'u'; } if (defined($stat) && $stat =~ /^.\s*return(\s*)\(/s) { } elsif ($spacing !~ /\s+/) { $fixed[$fixlinenr] =~ "8-bit UTF-8 used in possible commit log\n" . [PATCH 2/3 v2] perf alias: Rebuild alias expression string to make it comparable, 0 siblings, 4 replies; 8+ messages in thread, [PATCH 1/3 v2] perf alias: Remove trailing newline when reading sysfs files, [PATCH 3/3 v2] perf stat: Remove duplicate event counting, 3 siblings, 2 replies; 8+ messages in thread, 3 siblings, 1 reply; 8+ messages in thread, 3 siblings, 0 replies; 8+ messages in thread, 1 sibling, 0 replies; 8+ messages in thread, https://git.kernel.org/tip/ea23ac73085743a4f1682d6605fe019577c82e1e, http://lkml.kernel.org/r/[email protected], https://git.kernel.org/tip/0c24d6fb7bd3578e5b9e4972d01bbe3d087ded33, http://lkml.kernel.org/r/[email protected], 0 siblings, 0 replies; 8+ messages in thread, https://git.kernel.org/tip/6dde6429c5ff5b38d6d40a14a6ee105117e6364d, http://lkml.kernel.org/r/[email protected]. $rpt_cleaners = 1; *?\n//) { if ($realcnt > 1) { # check for comparisons of get_jiffies_64() sub process { defined $stat && } if (substr($line, 0, $-[0]) =~ /(\}\s*)$/) { } if ($prefix ne "/") { $level++; } "\n"; sub copy_spacing { :un)?signed\s+int}, print "CLOSE($1)\n" if ($dbg_values > 1); } splice(@lines, 1, 1); "sizeof $1 should be sizeof($1)\n" . + memcpy(old->unit, newalias->unit, sizeof(old->unit)); } } } } elsif ($off != 0 && $sanitise_quote && $c ne "\t") { { | \xE0[\xA0-\xBF][\x80-\xBF] # excluding overlongs } " . # Find out how long the conditional actually is. + return true; $fix) { # check that the storage class is not after a type if ($line =~ /\bdev_printk\s*\(\s*KERN_([A-Z]+)/) { cat_vet($rawline) . # conditional. # o Ignore module_param*() uses with a decimal 0 permission as that has a :else\b|while\b|\s*$)|$Declare\s*$Ident\s*[;=])/) { :\&\&|\|\||\)|\]) (py|pl|awk|sh)$/) { my $allowed = 0; Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Nice! $line =~ /\b$logFunctions\s*\(. + memset(newval, 0, sizeof(newval)); } elsif ($lines[$ln - 1] =~ /^\+\s*(? :\s|{)/ && $check = 0; $line =~ /^\+\s*(?:static\s+)? (? $sanitise_quote = $c; + if (term->type_val == PARSE_EVENTS__TERM_TYPE_NUM) "spaces prohibited around that '$op' $at\n" . # return is not a function } $herecurr); } sub expand_tabs { )?$TypeMisordered}; if ($line =~ m@\b(sizeof\s*\(\s*\Q$array\E\s*\)\s*/\s*sizeof\s*\(\s*\Q$array\E\s*\[\s*0\s*\]\s*\))@) { if ($level == 0 && substr($blk, $off) =~ /^.\s*#\s*define/) { } print "DECLARE($1)\n" if ($dbg_values > 1); if ($rawline =~ /^[ \+]\s*\#\!\s*\//) { if ($show ne $newshow) { # Otherwise set the alternate message types + &newalias->metric_expr); (? my $level = lc($orig); } elsif ($cur =~ /^(sizeof)\s*(\()?/o) { next; my $type = ''; # Always copy over the diff marker. my $herevet = "$here\n" . $fix) { $fix && $prevline =~ /^\+/ && $line =~ /^\+/) { if ($line =~ /mutex_trylock_recursive/) { } elsif ($sline =~ /\s*($String(?:\s*(?:\\|,\s*|\)\s*;\s*))? } "'$ucfirst_sign_off' is the preferred signature form\n" . literally $herecurr); $hashRef->{$word}++; $suppress_whiletrailers{$line_nr_next + while ($test =~ /(?:^|[^\w\&\!\~])+\s*\(\s*([\&\!\~]?\s*$Lval\s*(?:$Compare\s*$FuncArg)? $av_pend_colon = 'B'; } if (defined $pre_args_space && } "A patch subject line should describe the change not the tool that found it\n" . } } for (my $n = 0; $n < $#elements; $n += 2) { my %suppress_export; } # $fix && $prevline =~ /^\+/ && $line =~ /^\+/) { :\{\s*|\\)$/) && "Using $1 should generally have parentheses around the comparison\n" . } __percpu| if ($op_type ne 'V' && :$Member\s*)+)\s*\)/g) { # a quoted string starts before $max_line_length "Consecutive strings are generally better as a single string\n" . my $pre_args_space = $6; :un)?signed| my @allowed = (); my @av_paren_type; } $fixed[$fixlinenr] =~ s/^(\+[A-Z]):\s*/$1:\t/; $output .= RED; fix_insert_line($fixlinenr, $fixedline); if ($possible !~ $notPermitted) { our $Modifier; $fix) { :mem|cpu|dev|net_|)}; # check for uses of S_ that could be octal for readability WARN("SPACING", my $comment = ""; sanitise_line_reset(); $commit_log_possible_stack_dump = 0; :$balanced_parens)?\s*(k[mz]alloc)\s*\(\s*($FuncArg)\s*\*\s*($FuncArg)/$1 . ' "Comparing get_jiffies_64() is almost always wrong; prefer time_after64, time_before64 and friends\n" . if (($opens == 0) || ($closes >= $opens)) { print << "EOM" elsif ($op eq '++' or $op eq '--') { $line =~ /^Subject:.*\b(? $setup_docs = 0; while ($line =~ m{(\($NonptrType(\s*(? my $flag = $1; $in_commit_log = 0; } else { ($length, $indent) = line_stats($rawline); :$Storage\s+)?$Type\s*\(\s*\*\s*\Q$name\E\s*\)\s*\(| if (ERROR("SPACING", # macro should not end with a semicolon push(@lines, ${$inserted}{'LINE'}); crt und key konvertieren, Kurzer lokaler Netzwerk Inventar mit Nmap. } # start or end of block or continuation of declaration (? } $herecurr) && $Modifier| if ($line =~ /}(?!(? } if ($line =~ /^\+. if (-e ".git") { $color = 1; $a = 'B' if ($elements[$n] =~ /(\[|\()$/); # A unary '*' may be const "do not initialise globals to $1\n" . :\.|->)\s*$/ && In both cases, if you don't quote the result it will be tokenised into multiple arguments on white space. if (! + zfree(&newalias->long_desc); CHK("UNDOCUMENTED_SETUP", if ($off >= $len) { CHK("REDUNDANT_CODE", } if ($pos >= 0) { $c = 'E' if ($elements[$n + 2] =~ /^\s*\\$/); "$herectx"); $_ = "--color=$color"; # check the location of the inline attribute, that it is between $id = substr($lines[0], 0, 12); $stat =~ /^\+\s*($Lval)\s*\=\s*(? }x; sub hash_show_words { } $rawline !~ m@^\+.*/\*. "$ucfirst_sign_off $email"; $remain--; $line_fixed = 1; $fixed[$fixlinenr] =~ my ($root) = @_; :un)?signed\s+)?short}, runtime errors. print "PAREN('$1')\n" if ($dbg_values > 1); GetOptions( $signoff++; our $cnt_error = 0; $herecurr); #print "LINE len dstat ctx\n"; CHK("ARCH_INCLUDE_LINUX", $herecurr); if (defined $chunks[1]) { } :static\s+))/; $dstat !~ /^do\s*$Constant\s*while\s*$Constant;?$/ && # do {} while (); // do {} while () exists $lines[$realline_next - 1] && "S_IRUSR" => 0400, :\s+|\s*\*\s*)$Ident\s*[=,;\[]/ || A Python Script Uncovers the Answer! if ($s =~ /^\s*;/) { if ($f =~ /^\s*(? $fix) { my $fmt = get_quoted_string($lines[$count - 1], raw_line($count, 0)); my $op = "! $TypeMisordered = qr{ } WARN("USLEEP_RANGE", $here = "#$linenr: " if (!$file); ($stat_next =~ /^((? trim($r2)/e; CHK("USLEEP_RANGE", } my ($bin) = @_; How do I get rid of it? "added, moved or deleted file(s), does MAINTAINERS need updating?\n" . if ($ctx !~ /.x[WEBC]/ && "Block comments should align the * on each line\n" . } => \$list_types, } else { my $asminclude = `grep -Ec "#include\\s+" $root/$checkfile`; } $fix) { *a/([\w/]+)\s+b/$1\b@) || if ($line =~ /(^. !KERN_[A-Z]+\b)/) { ERROR("TEST_NOT_ATTR", @typeList, $store =~ /^NULL$/ && $suffix .= 'L'; } elsif ($ctx =~ /^.\s*\#\s*elif\s*$/) { my $line = $old_line; #don't modify the array $here = "#$realline: " if ($file); while ($line =~ m{(? $camelcase_seeded = 1; WARN("CONST_CONST", WARN("USE_NEGATIVE_ERRNO", $herecurr); #warn "CSB: mark coff soff 1\n"; :\}|\{|else\b)/)) || if ($rawline =~ m{^.\s*\#\s*include\s+[]}) { s/\s+\]/\]/; if (($rawline =~ /^.\s*$/ && $prevline =~ /^..*{\s*$/)) {
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