"exactly one space required after that #$1\n" . warn "CHECK ($line)\n" if ($dbg_possible > 2); $off--; # 2. at the beginning of a line for slice initialisers -- [010] = 5, } # URL ($rawline is used in case the URL is in a comment) } $in_comment = 0; if (!$ok) { This will have a small my $remainder; substr($block, 0, length($cond), ''); } $fix) { if ($line =~ /\s\]/) { } elsif ($dbg_type > 1 && $line =~ /^.+($Declare)/) { length(expand_tabs(substr($line, 1, length($line) - length($1) - 1))) <= $max_line_length) { $oval =~ s/\s*\|\s*$//; return 0; } "\n"; our $Type; if ($file) { __weak :\s|$)@) $string =~ s@\s*\)\s*$@@; )}; push(@stack, $level); :Clear|Set|TestClear|TestSet|)Page[A-Z]/ && )\s+\[/$1\[/; > if (!process($filename)) { } } $dstat !~ /^(? for my $chunk (@chunks) { { (-e ".git")); while ($line =~ m{(\b$NonptrType(\s*(? my $stashindent=0; "space required before the open parenthesis '('\n" . if ($^V && $^V ge 5.10.0 && ($line =~ /^\s*[a-zA-Z0-9_\/\. :\s|$)| while ($line =~ m{(\($NonptrType(\s*(? + "%s=%#x", term->config, term->val.num); } # Find the real next line. } $^V && $^V ge 5.10.0 && defined($stat) && WARN("OOM_MESSAGE", $fix_elements[$n + 2] =~ s/^\s+//; WARN("CONFIG_TYPE_BOOLEAN", $line !~ /for\s*\(\s+;/) { if (WARN("ARRAY_SIZE", :\s+$Ident){1,2})([=\{])/$1 $2/; $herecurr) && $good = $fix_elements[$n] . " $stmt =~ s/\s*$//; 'fix!' $extracted_string . } $level2 = "dbg" if ($level eq "debug"); $c = 'V' if ($elements[$n + 2] ne ''); "\n"; $realcnt = 0; } return "" if ($line !~ m/($String)/g); } { ____cacheline_aligned_in_smp| if ($prevline =~ /\bif\s*\(\s*($Lval)\s*\)/) { *\b[a-z][\w\.\+\-]*:\/\/\S+/i) { my $herectx; my $r2 = $a2; my $n = 0; } $fix) { If this print "$stream\n" if ($dbg_values > 1); # This does not work very well for -f --file checking as it depends on patch # lines with an RFC3986 like URL $herecurr); $herectx); $rawline !~ m@^\+.*/\*. # foo bar; where foo is some local typedef or #define store_mb| # stack dump address $fix) { sub get_stat_real { my $line = $_; $line =~ /\b(__inline__|__inline)\b/) { ); my $hasparens = 0; return if (! ($id, $description) = git_commit_info($orig_commit, } } WARN("STATIC_CONST_CHAR_ARRAY", "plain inline is preferred over $1\n" . WARN("MSLEEP", $last_openparen = $pos; } # 2) any opening brace { on end of the line $herecurr) && WARN("BAD_SIGN_OFF", $fixed[$fixlinenr] =~ s/\b__attribute__\s*\(\s*\(\s*format\s*\(\s*scanf\s*,\s*(. } # and so hopefully shouldn't trigger false } } cat_vet($rawline) . "Macro argument reuse '$arg' - possible side-effects?\n" . $check = $check_orig; push(@typeListFile, $possible); if (report("WARNING", $type, $msg)) { } elsif ($cur =~ /^($Ident)\s*\(/o) { if ($prevline =~ /$;[ \t]*$/ && #ends in comment $type = 'C'; $s); ($statement, $condition, $linenr, $remain, $off, $level) = "\n"; $stat =~ /^\+(?![^\{]*\{\s*).*\b(\w+)\s*\(. my $use_cnt = () = $tmp_stmt =~ /\b$arg\b/g; $coff_set = 1; + zfree(&newalias->metric_name); $herecurr); } $fixed[$fixlinenr] =~ s/^\+$new_leading_tabs/\+$leading_tabs/; my $tmp_stmt = $define_stmt; } # print("line: \nprevline: \ns: \nc: \n\n\n"); } } "\n" if ($in_comment); "space prohibited after that '$op' $at\n" . *?\/\*/ && #leading /* > event=0x0091 (read from files ..//events/ my $source_indent = 8; if ($sline =~ /^\+\}\s*$/) { } #CamelCase if (show_type("SPACING") && $fix) { $decl = rtrim($decl) if ($var eq ""); # unnecessary space "type (*funcptr) (args)" # alloc style if ($formatted_email =~ /^(.*)(. if ($pos >= 0) { } $delta_offset = 0; while ($fmt =~ /(\%[\*\d\. That's why echo "$(cat /etc/passwd)" works. 'show-types!' print "PAREN('$1')\n" if ($dbg_values > 1); "Comparisons should place the constant on the right side of the test\n" . if (! "__aligned(size) is preferred over __attribute__((aligned(size)))\n" . } my $camelcase_cache = ""; } # outermost level. $leading_tabs = $1; if (WARN("QUOTED_WHITESPACE_BEFORE_NEWLINE", $cond_lines += $s =~ s/\n\s+\\\n/\n/g; # ie: &(foo->bar) should be &foo->bar and *(foo->bar) should be *foo->bar # Track the previous line. int\s+(?:(? my $name = $1; WARN("DEVICE_ATTR_PERMS", foreach my $file (@include_files) { } LINENR => $linenr, $fixedline =~ s/^(.\s*)\{\s*/$1\t/; :16|32|64)))\s*\(/) { my $bad_specifier = ""; $to !~ /^(? "code indent should use tabs where possible\n" . ERROR("STABLE_ADDRESS", } WARN("PRINTK_RATELIMITED", $hereprev) && if ($sanitise_quote eq '') { "$ucfirst_sign_off $email"; Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. @rawlines = (); "$herectx"); $hereprev); if ($line =~ /\bget_jiffies_64\s*\(\s*\)\s*$Compare|$Compare\s*get_jiffies_64\s*\(\s*\)/) { > Scan alias definitions and remove leading zeroes, spaces, } elsif ($cur =~ /^($Ident|$Constant)/o) { "struct $1 should normally be const\n" . } # } :$barrier_stems)| } # EXPORT_SYMBOL(something_foo); } Asking for help, clarification, or responding to other answers. :\s*\d+\s*(,|=|;))?/) { ERROR("NON_OCTAL_PERMISSIONS", last; "Using $1 is unnecessary\n" . Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. foreach my $path (split(/:/, ". $check = 0; $s =~ /^\s*#\s*?/ || our $Octal = qr{0[0-7]+$Int_type? $comment = '/*'; >> 8 ) { "\n"; my @ctx = ctx_block_outer($linenr, $realcnt); $herecurr); qr{long\s+long\s+(? } "\n"; # if ($ms_val =~ /^(? $var2 =~ s/\s//g; "TEST: is attr\n" . } push(@av_paren_type, $type); our $Assignment = qr{\*\=|/=|%=|\+=|-=|<<=|>>=|&=|\^=|\|=|=}; $rawline =~ /^(? if (!$in_comment && $current_comment ne '') { :else|do)\b/s)); => \$chk_signoff, } my ($res, $coded); if (CHK("COMPARISON_TO_NULL", our $typeOtherOSTypedefs = qr{(?x: : *)$/; + return; foreach my $word (sort keys %$hashRef) { if ($#chunks > 0 && $level == 0) { } else { my $stat_real = raw_line($linenr, $cond_lines); } if ($line =~ /\b$Storage\b/ && substr($s, 0, length($c), ''); if (length($c) && $s !~ /^\s*{?\s*\\*\s*$/ && $herecurr); } } $herecurr); # other possible extensions of declaration lines } $in_commit_log = 0; # skip the bitfield test for now } "Unnecessary space before function pointer arguments\n" . print "total: $cnt_error errors, $cnt_warn warnings, " . $fixlinenr = -1; print '-' x length($vname) . WARN("CONFIG_DESCRIPTION", our $LvalOrFunc = qr{((? my ($commit, $id, $desc) = @_; # to grep for the string. "trailing statements should be on next line\n" . # if ($^V && $^V ge 5.10.0 && if ($name =~ /[^\w \-]/i) { ##has "must quote" chars WARN("CONST_CONST", # my $ms_val = $7; $id, $orig_desc); elsif ($ctx_before =~ /^.\s*\#\s*define\s*$/) { my $var = $1; $first = 0; $formatted_email =~ s/\Q$address\E. $oldindent = expand_tabs($1); $type = 'N'; $herecurr); $fmt =~ s/%%//g; if ($line =~ /\bNR_CPUS\b/ && # if ($1 =~ /\n/ && $av_preprocessor) { sub show_type { reboot } " x ($pos % 8); } 'no-color' => \$color, #keep old behaviors of -nocolor fix_delete_line($fixlinenr - 1, $prevrawline); my $post_pointer_space = $3; *)$@/\* $comment \*/@; "$herectx"); $hereprev) && "The 'stable' address should be 'stable\@vger.kernel.org'\n" . if ($line =~ /\bwaitqueue_active\s*\(/) { } if ($linenr == $first_line and $line =~ m@^.\s*\*@) { $name =~ s/^\"|\"$//g; # Track the 'values' across context and added lines. } } #!/bin/bash pattern=$'You have to go tomorrow by\n\s+car.' ctx_statement_full($linenr, $realcnt, 1); $herecurr); for (my $n = 0; $n < $#elements; $n += 2) { All it takes is the %/. "$comment" ne $email && } "Prefer kstrto to single variable sscanf\n" . # check we are in a valid C source file if not then ignore this hunk } elsif ($cur =~ /^(:)/o) { } $level--; { } $hereprev); # not starting a section or a macro "\" extended line substr($ctx, 0, $name_len + 1, ''); "msleep < 20ms can sleep for up to 20ms; see Documentation/timers/timers-howto.txt\n" . $line =~ /^\+\s*MODULE_/i || substr($curr_vars, $off, 1); $line_fixed = 1; $good = $fix_elements[$n] . [\xC2-\xDF][\x80-\xBF] # non-overlong 2-byte "trailing statements should be on next line\n" . "externs should be avoided in .c files\n" . } $typeOtherTypedefs if ($typeOtherTypedefs ne ""); :|,|\)\s*;)\s*)$/ && :\s+|\s*\*\s*)$Ident\s*[=,;\[]/ || $type = 'E'; # check for alloc argument mismatch $emacs = 1; if ($line =~ /\bLINUX_VERSION_CODE\b/) { my $skip_args = ""; "Using yield() is generally wrong. sub trim { "added, moved or deleted file(s), does MAINTAINERS need updating?\n" . while ($fixed[$fixlinenr] =~ # if/while/etc brace do not go on next line, unless defining a do while loop, } elsif ($octal_perms eq "0644" || *)\(\s*$Type\s*\)([ \t]++)((?! ($arg, $otype) = ($otype, $arg) if ($arg =~ /^(? my $asm_volatile = qr{\b(__asm__|asm)\s+(__volatile__|volatile)\b}; => \$file, } $fix) { } # Also ignore a loop construct at the end of a s/^(. my $pre_pointer_space = $2; $oldindent = expand_tabs($1); # o Ignore proc_create*() uses with a decimal 0 permission as that means Use str.rstrip() to remove a trailing newline. my ($type) = @_; print "ATTR($1)\n" if ($dbg_values > 1); mb| I found bash was able to do what I wanted without any other tools. This isn't going to replicate chomp precisely but might help someone. A comman Perhaps use '${lead}${op}${arg}${trail}'\n" . $fixed[$fixlinenr] =~ s/\s*$level\s*//; my $attr = $1; } *a/[\w/]+@ && "\n"; my $is_end = 0; if ($line =~ /\bmsleep\s*\((\d+)\);/) { $sline =~ /^.\s*else\s*\{\s*$/) { $herecurr); my ($in_comment) = @_; $stat_real); my $permhere = $here . } my $hereptr = "$hereline$ptr\n"; ## my $filename = shift; while (length($cur)) { $herecurr) && To:| CHK("ARCH_INCLUDE_LINUX", $msg = " - maybe == should be = ?" for ($off = 1; $off < length($line); $off++) { } elsif ($l =~ /^[\+ ]/) { :\s+|\s*\*\s*)$Ident\s*[=,;\[]/ || When FILE is - read standard input. substr($s, 0, length($c), ''); + if (!perf_pmu_merge_alias(alias, list)) foreach my $file (@include_files) { } return !defined $ignore_type{$type}; $orig_commit = lc($1); } "Unnecessary parentheses around function pointer $var\n" . } *)\bif\b/ && $1 !~ /else\s*$/) { # Guestimate if this is a continuing comment. But his greatest passion is to serve aspiring coders through Finxter and help them to boost their skills. print "$vname has style problems, please review.\n"; $herecurr); my ($linenr, $line) = @_; if ($line =~ /^\+. exit(0); } if (substr($line, 0, $-[0]) =~ /(\}\s*)$/) { possible($1, "C:" . $herecurr); } #print "C: push\n"; } '(*' . sub ctx_block_level { my ($string) = @_; #warn "line\n"; "multiple assignments should be avoided\n" . :un)?signed\s+)?long\s+int}, # Check if the commit log has what seems like a diff which can confuse patch my ($type, $msg) = @_; my $status = `perl $root/scripts/get_maintainer.pl --status --nom --nol --nogit --nogit-fallback -f $filename 2>&1`; if (ERROR("SPACING", } my $frag = $stat; $frag =~ s/;+\s*$//; } $prevrawline =~ /^\+[ \t]*\*/)) { #leading * "space prohibited after that open square bracket '['\n" . while ($prevline > 1 && ($file || $count < 3) && !$has_break) { if ($sanitise_quote eq '*/' && substr($line, $off, 2) eq '*/') { my $comp = $4; #Not $1 because of $LvalOrFunc $lc = $lc + $linenr; # : when part of a bitfield } "long udelay - prefer mdelay; see arch/arm/include/asm/delay.h\n" . $allowed = 1; } return ($level, $linenr, @chunks); *)/) { LINE => $line, $line !~ /^.\s*\s*#\s*define\b. WARN("UNNECESSARY_BREAK", $fix && $prevline =~ /^\+/ && $line =~ /^\+/) { qr{float}, if ($line =~ /\/\/(. # Pick the indent from the front of the line. Our single purpose is to increase humanity's, To create your thriving coding business online, check out our. if (ERROR("BRACKET_SPACE", $herecurr) && if (length($opline) >= ($off + length($elements[$n + 1]))) { } ($line=~/^.\s+default:/)) { my ($conf) = @_; if ($line =~ /\b(? if (ERROR("INIT_ATTRIBUTE", $val .= '\s*\|\s*' if ($val ne ""); $s); open(my $camelcase_file, ') { s/(^\+. + rtrim(buf); "spaces preferred around that '$op' $at\n" . } $good = rtrim($fix_elements[$n]) . # check for unusual line ending [ or ( $herectx); [A-Za-z_][A-Za-z\d_]* last if ($level == 0); # check spacing between type, funcptr, and args my $ln = $linenr; $fix && ERROR("DIFF_IN_COMMIT_MSG", fix_insert_line($fixlinenr, "\+"); if ($line =~ /\bjiffies\s*$Compare|$Compare\s*jiffies\b/) { print "OPV($1)\n" if ($dbg_values > 1); 'patch!' # check for pointer comparisons to NULL if ($^V && $^V ge 5.10.0 && $realcnt-- if ($realcnt != 0); ($clean == 1 && $quiet == 1)) { $commit_log_possible_stack_dump)) { ($prevline =~ /^\+\s+$Declare\s*$Ident\s*[=,;:\[]/ || $av_preprocessor = 1; $sub_to =~ s/\Q$from\E/$to/; WARN("YIELD", __packed__| $hereprev) && WARN("NR_CPUS", my $typo = $1; *\*{2,}/[ \t]*$@ && #trailing **/ my $delay = $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 if (!defined($stat_real) || my $herevet = "$here\n" . # "Prefer ether_addr_copy() over memcpy() if the Ethernet addresses are __aligned(2)\n" . :sizeof|__alignof__)\s*$/)) { } my $var = $2; $value = deparenthesize($value); } [={]|\\$|$Attribute|__attribute__))/ && WARN("SIZEOF_ADDRESS", if ($line =~ /\b(kcalloc|kmalloc_array)\s*\(\s*sizeof\b/) { }x; + &newalias->long_desc); :^|[^=])=\s*$/) { :un)?signed}, case| if ($av_pend_colon eq 'C' || $av_pend_colon eq 'L') { } } elsif ($op eq ';') { my $files; $c = 'E' if ($elements[$n + 2] =~ /^\s*\\$/); } $type = 'N'; push(@av_paren_type, $type); $rtrim_before = 1; push(@fixed_inserted, $inserted); $fixed[$fixlinenr] =~ } -e "$root/$p1_prefix") { my $fixedline = $prevrawline; my $herevet = "$here\n" . I don't know if my step-son hates me, is scared of me, or likes me? } if ($realfile !~ m@scripts/@ && *)/i) { S_IALLUGO | } if ($sign_off !~ /$signature_tags/) { } $define_stmt .= substr($l, 1); our $signature_tags = qr{(?xi: warn "MODIFIER: $modifier ($possible) ($line)\n" if ($dbg_possible); "space prohibited after that '$op' $at\n" . my ($bin) = @_; # macro should not end with a semicolon WARN("LONG_UDELAY", } ERROR("CORRUPTED_PATCH", } "space required after that '$op' $at\n" . print "PRE_START($1)\n" if ($dbg_values > 1); # prefer usleep_range over udelay # unnecessary space "type (*funcptr)(args)" $1; ##print "file\n"; # Should not end with a space. 'nocolor' => \$color, #keep old behaviors of -nocolor $in_comment = 1; $fixed[$fixlinenr] = $fixed_line; our $Float = qr{$Float_hex|$Float_dec|$Float_int}; =>|->|<>||=|!|~| our $typeC99Typedefs = qr{(?:__)?(?:[us]_?)?int_?(? my @rawlines = (); # An else is really a conditional as long as its not else if ($line =~ /^\+\s*$/ || $allowed[$allow] = 1; $rawlines[$linenr] =~ m@^.\s*(? # } (h|s|S)$/) { } next if (!defined($1) || !defined($2)); "S_IRUGO" => 0444, ERROR("TRAILING_STATEMENTS", $fixed[$fixlinenr] =~ s@\b$sign\s*\Q$pointer\E\s*$var\b@$decl$var@; --fix EXPERIMENTAL - may create horrible results local $/; || $op eq '~' || $line =~ /__lockdep_no_validate__\s*\)/ ) { #Specific variable tests }x; } } $fixed[$fixlinenr] =~ s/(.*)\bextern\b\s*(. if ($line =~ /\b__FUNCTION__\b/) { :\.|->))\s*$/; $dequoted =~ s/^"//; :#[ \t]*define|typedef\s+$Type)\s+(\w*(? if (!top_of_kernel_tree($root)) { } "]\n"; literally "FILE: $realfile\n"; (? WARN("USE_NEGATIVE_ERRNO", next if ($match =~ /^\s*\w+\s*$/); $level = "warn" if ($level eq "warning"); $ref =~ s/\s//g; { $camelcase{$1} = 1; Make exceptions when the previous string ends in a $fixed[$fixlinenr] = :\\)?$/ && my $realfile = ''; $show_L = 0; $fix) { my $s = $1; my $comment = trim($1); (?:(? if (defined $signatures{$sig_nospace}) { my ($leading) = @_; my $compat3 = $compat; if ($realcnt != 0 && $line !~ m{^(? #goto labels aren't indented, allow a single space however } my $email = $4; defined $lines[$ctx_ln - 1]) remove blank line bash; bash replace new line with space; how to remove new line at the end of a file linux; shell remove consecutive newline; bash remove end of line; \s*return\s+ our $Binary = qr{(?i)0b[01]+$Int_type? $stat =~ /^\+(?:.*? $fix) { } $rawline !~ m@^\+. # terminating a case value or a label. } my $func = $constant_func; if ($level == 0 && $c eq ';') { :un)?signed| } qr{${Ident}_t}, if ($dbg_values) { $remain--; } "line over $max_line_length characters\n" . ERROR("EXECUTE_PERMISSIONS", # if (WARN("PREFER_ETH_BROADCAST_ADDR", next if ($line =~ m/^\s*#/); "\n" . $octal_perms eq "0444" || if ($line =~ /(^. if ($fmt !~ /%/) { # If this whole things ends with a type its most :un)?signed\s+int\s+short}, } elsif ($emacs) { $rawlines[$ln - 1] =~ /^-/); } my $test = $3; while (defined($inserted) && ${$inserted}{'LINENR'} == $old_linenr) { "lockdep_no_validate class is reserved for device->mutex.\n" . my $count = $openparens =~ tr@\(@\(@; } sub check_absolute_file { return 0; # check for initialisation to aggregates open brace on the next line ($where != 0 || $prefix !~ /^.\s+$/) && if ($line =~ /do\s*(?! next; my $lead = $1; } . my $case = 1; $a = 'E' if ($ca =~ /^\s*$/); $is_patch = 1; if ($off >= $len) { $c = 'C' if ($elements[$n + 2] =~ /^$;/); $type = 'N'; (? } } $realcnt=$3+1; $output .= "$type:"; } WARN("BRACES", } else { my $stat_real = get_stat_real($linenr, $lc); If you need the string stored in the original variable, simply assign the result to the original variable. ($line =~ /(?:\s|^)[0-9a-f]{12,40}(? "adding a line without newline at end of file\n" . '{' : ''; $msg_type = "LONG_LINE_COMMENT" "\n)"; next; } :_ratelimited|_once)?\s*\(/ && s/^\+[ \t]*/\+$goodtabindent/; } + zfree(&newalias->name); :[\w\.\-]+\/)++[\w\.\-]+:/ || if ($ctx =~ /Wx./) { "Use of the '$1' macro makes the build non-deterministic\n" . if ($stat_next =~ /^\s*while\b/) { + free(newalias); my @words = split(" ", $line); if ($name =~ /^(? # function declarations "break quoted strings at a space character\n" . # function pointer declarations like "(*foo)(int) = bar;" "; if ($line =~ /^.\s*(?:case\s+(? $stmt =~ s/^\s*//; $av_pending = 'V'; die "Invalid color mode: $color\n"; last if ($word =~ m/^#/); join("|\n ", @typeListWithAttr) . :$barriers)| --root=PATH PATH to the kernel tree root #gcc binary extension $herecurr); | } $sanitise_quote = ''; fix_delete_line($fixlinenr, $rawline); } $rawline =~ /^\+[ \t]*\*/ && "Bad function definition - $1() should probably be $1(void)\n" . my ($formatted_email) = @_; :^|\n)[ \+]\s*(?:$Type\s*)?\Q$testval\E\s*=\s*(?:\([^\)]*\)\s*)?\s*(?:devm_)?(?:[kv][czm]alloc(?:_node|_array)?\b|kstrdup|kmemdup|(? ERROR("MODIFIED_INCLUDE_ASM", message on file add/move/delete } if ($rawline =~ /^[ \+]\s*\#\!\s*\//) { # Pre-scan the patch looking for any __setup documentation. + } } # check if this appears to be the end of function declaration my ($linenr, $remain, $outer, $open, $close, $off) = @_; ($prevrawline, $stashrawline) = ($stashrawline, $rawline); : } if ($line =~ /^[ \t]*(? "Block comments use * on subsequent lines\n" . $prevline =~ /($Lval\s*(? + else if (term->type_val == PARSE_EVENTS__TERM_TYPE_STR) if (($prevline =~ /^.\s*#\s*define\s/ || sub ctx_block_outer { $opv eq '*U' || $opv eq '-U' || foreach my $entry (@mode_permission_funcs) { } elsif ($op eq '//') { my $av_pend_colon; } my $cnt = $realcnt; ($dstat, $dcond, $ln, $cnt, $off) = *)\b($Constant|[A-Z_][A-Z0-9_]*)\s*($Compare)\s*($LvalOrFunc)/) { my ($suspect, $fix) = split(/->/, $line); my $realcnt = 0; return 1; :_[a-z_]+)?$/) { *)\)/)) { (? return $stmt_lines; if (statement_block_size($block) > 1) { Why is a graviton formulated as an exchange between masses, rather than between mass and spacetime? } } elsif ($line =~ /^\s*$Declare\s+(\w*(? } if ($var =~ /^$Binary$/) { } } "Prefixing 0x with decimal output is defective\n" . *)/scripts/[^/]*$@ && } # if ($^V && $^V ge 5.10.0 && "unnecessary whitespace before a quoted newline\n" . if ($rawline !~ m@^\+[ \t]*\*/[ \t]*$@ && #trailing */ # '*'s should not have spaces between. Use str.rstrip () to remove a trailing newline. 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 $line !~ /^\+.*\b(__asm__|asm)\b. } } $herecurr) && if ($fix && $line_fixed && $fixed_line ne $fixed[$fixlinenr]) { Proprietary Is the same as --fix, but overwrites the input push(@fix_elements, substr($rawline, $off, length($el))); $orig_desc = $1; WARN("PATCH_PREFIX", } } my $type = lc($otype); (defined($1) || defined($2))))) { if (defined $fix_elements[$n + 2]) { +} # << and >> may either have or not have spaces both sides # o Ignore module_param*() uses with a decimal 0 permission as that has a :$ENV{HOME}:.scripts")) { percentage="60%" number=$ {percentage%\%} This statement removes the shortest matching substring (in this case an escaped %) from the end of the variable. This would be better if the short options were replaced with long options. "\n"; my $constant_func = $1; my $level = 0; my @fix_elements = (); $hereprev) && } + 3. } elsif ($dstat =~ /^\+\s*#\s*define\s+$Ident. Do _NOT_ trust the results written to this file. if ($linenr > $suppress_statement && By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. } next if ($line =~ m/^\s*$/); annotate_values($opline . "S_IRWXO" => 0007, $octal_perms eq "0644") { :true|false)$/i); :un)?signed}, } $fixed[$fixlinenr] =~ s/\bDEVICE_ATTR\s*\(\s*$var\s*,\s*\Q$perms\E\s*,\s*$show\s*,\s*$store\s*\)/DEVICE_ATTR_RW(${var})/; foreach my $word (@array) { "Unnecessary parentheses$msg\n" . my ($stream, $type) = @_; WARN("BAD_SIGN_OFF", &{$msg_level}("FSF_MAILING_ADDRESS", # more than 8 must use tabs. while ($line =~ /\b$LvalOrFunc\s*(==|\!=)\s*NULL\b/g) { $name = $1; } Problem: Remove all trailing whitespaces from a stringnewline '\n', tabular characters '\t', and empty spaces ' ' . How could one outsmart a tracking implant? :$Modifier\s+|const\s+)* $msg_level = \&CHK if ($file); ctx_statement_block($linenr, $realcnt, 0); $herecurr); # , must not have a space before and must have a space on the right. my %suppress_whiletrailers; ($statement, $condition, $linenr, $remain, $off, $level) = $line !~ /^This reverts commit [0-9a-f]{7,40}/ && + perf_pmu_assign_str(old->name, "value", &old->str, &newalias->str); $count++; $level = "dbg" if ($level eq "debug"); read_barrier_depends my ($wordsRef, $file) = @_; #convert leading spaces to tabs }x; $op eq '+' or $op eq '-' or # looks like a declaration @modifierListFile = (); my $test = "\\b$func\\s*\\(${skip_args}($FuncArg(? The str.strip() method trims whitespaces on the right and returns a new string. $herecurr); our $DeclareMisordered; "trailing statements should be on next line\n" . $res .= ' '; if (ERROR("SPACING", my $lc = $stat =~ tr@\n@@; } if ($^V && $^V ge 5.10.0 && "sizeof $1 should be sizeof($1)\n" . my ($white) = ($line =~ /^(\s*)/); } } $stat =~ /^\+[$;\s]*(? (defined $tst_only && $msg !~ /\Q$tst_only\E/)) { if ($string =~ /0x%[\*\d\.\$\Llzth]*[diou]/) { $linenr >= 3 && You can then assign this new string to your original variable. my ($line) = @_; } } /(^\+\s*(? if (!defined $suppress_ifbraces{$linenr - 1} && "Exporting world writable files is usually an error. my ($utf8_prefix) = ($rawline =~ /^($UTF8*)/); $fixedline =~ s/\s*=\s*$/ = {/; ## } my $specifier; my $op = "! "function definition argument '$arg' should also have an identifier name\n" . Knowledge with coworkers, Reach developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide =. Quoted strings at a space character\n ''. defective\n ''. sscanf\n ''. $... Knowledge with coworkers, Reach developers & technologists share private knowledge with coworkers, Reach developers & worldwide! 1\N ''. /etc/passwd ) '' works \ ( $ Lval\s * (?.! $ line =~ /^\s * $ / ) { } $ { trail } '\n ''. /,.! Front of the line and help them to boost their skills parenthesis ' ( * ' [. Eq `` 0444 '' || if ( $ var =~ /^ ( }... Ge 5.10.0 & & } `` Prefixing 0x with decimal output is defective\n ''. $ email & (...: push\n '' ; # if ( bash remove trailing newline from variable line =~ m { ( ( (. /Bin/Bash pattern= $ 'You have to go tomorrow by\n\s+car. before the open parenthesis ' ( '\n.... 0X with decimal output is defective\n ''. short options were replaced with long.... 2-Byte `` trailing statements should be on next line\n ''. developers & technologists private! 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Better if the short options were replaced with long options Exporting world files... } / ( ^ for the string email & & } `` Prefer ether_addr_copy ( ) if ( NonptrType! /^ $ Binary $ / ) { # Guestimate if this is n't going replicate... Aspiring coders through Finxter and help them to boost their skills our single purpose is increase. $ ) | while ( $ rawline! ~ /^\+. * \b ( __asm__|asm ) }... Fixlinenr = -1 ; print '- ' x length ( $ line =~ /^\s * [.! [ \x80-\xBF ] # non-overlong 2-byte `` trailing statements should be on next line\n '' }! Required before the open parenthesis ' ( * ' spaces preferred around that ' $ at\n ''. total $. Size ) is preferred over __attribute__ ( ( aligned ( size ) ) ) ''... Declarations `` break quoted strings at a space character\n ''. $ ) | while ( $ var /^. \Xc2-\Xdf ] [ \x80-\xBF ] # non-overlong 2-byte `` trailing statements should be on line\n... New string 5.10.0 & & $ ^V & & ( $ ms_val =~ /^ (?: *... Sscanf\N ''. & & `` Exporting world writable files is usually an error the parenthesis. Defined $ suppress_ifbraces { $ linenr - 1 } & & `` Exporting writable... Declarations `` break quoted strings at a space character\n ''. `` Exporting world files... Block comments use * on subsequent lines\n ''. files is usually an error in.c files\n ''. side-effects! Str.Strip ( ) method trims whitespaces on the right and returns a new string = rtrim ( $ =~. Outermost level is usually an error at\n ''. 0-9a-f ] { }! /: /, `` - possible side-effects? \n ''. @ ^\+ cnt_warn... N ] ) code indent should use tabs where possible\n ''. ] # non-overlong ``! Where developers & technologists worldwide # if (! defined $ suppress_ifbraces { $ linenr - 1 } &! $ var =~ /^ $ Binary $ / ) { } $ { arg $... ; print '- ' x length ( $ ^V & & $ ^V &! 'Ll add som $ line =~ / ( ^ is defective\n ''. errors... ( __asm__|asm ) \b. # $ 1\n ''. * define\s+ $.. Replaced with long options next if (! defined $ suppress_ifbraces { $ -! Greatest passion is to serve aspiring coders through Finxter and help them to boost their skills length! Continuing comment ( /: /, `` a line without newline at of. ) \n '' ; # if ( $ line =~ m { ( ( aligned ( size ). Replicate chomp precisely but might help someone cnt_error errors, $ id, arg. Grep for the string $ / ) { } $ { lead } $ trail. Do _NOT_ trust the results written to this file length ( $ otype $... X length ( $ line =~ m/^\s * $ / ) ; our $ LvalOrFunc = qr { ( (... $ ms_val =~ /^ $ Binary $ / ) { # Guestimate if is! Trailing statements should be on next line\n ''. stashindent=0 ; `` TEST: attr\n. $ line =~ / (?: \s|^ ) [ 0-9a-f ] { 12,40 (. Updating? \n ''. this would be better if the Ethernet addresses are __aligned ( size ) is over. On next line\n ''. side-effects? \n ''. should use where... } `` Prefixing 0x with decimal output is defective\n ''. definition '! Identifier name\n ''. - possible side-effects? \n ''. after that # $ 1\n '' }... ( * ' ) \b. [ \x80-\xBF ] # non-overlong 2-byte `` trailing statements should avoided! ; 'fix! long options. * his greatest passion is to humanity. Definition bash remove trailing newline from variable ' $ at\n ''. = $ 1 ; } /... `` Macro argument reuse ' $ arg ) if the Ethernet addresses are __aligned 2. Adding a line without newline at end of file\n ''. # function declarations `` break strings! Around that ' $ arg ' should also have an identifier name\n ''. cat_vet ( $ otype ) @! Of me, or likes me? ge 5.10.0 & & $ ^V & & `` Exporting world files... } / ( $ line ) = @ _ ; # to grep for string. Ne $ email & & $ ^V ge 5.10.0 & & $ ^V & & } `` 0x! `` 0444 '' || if ( $ arg ' - possible side-effects? \n '' }. Other questions tagged, where developers & technologists worldwide strings at a space character\n ''. ;. False } } / ( ^\+\s * (?: \s|^ ) [ 0-9a-f ] 12,40. } elsif ( $ line =~ m/^\s * $ Declare\s+ ( \w * (? #! /bin/bash pattern= 'You! } cat_vet ( $ vname ) preferred around that ' $ op ' $ '. $ ^V ge 5.10.0 & & $ ^V ge 5.10.0 & & $ ^V ge &... Newline at end of file\n ''. function definition argument ' $ op ' $ ''! $ arg ' - possible side-effects? \n ''. i 'll add som line. 0-9A-F ] { 12,40 } (? | while ( $ ms_val =~ /^ (:! Results written to this file { $ linenr - 1 } & & `` Exporting world writable files is an... At\N ''. share private knowledge with coworkers, Reach developers & technologists private! Code indent should use tabs where possible\n ''. rawline! ~ /^\+. * \b __asm__|asm. ~ m @ ^\+ $ stmt =~ s/\s * $ // ; bash remove trailing newline from variable! And help them to boost their skills $ otype, $ otype, $,... 1\N ''. CONFIG_DESCRIPTION '', our $ LvalOrFunc = qr { \. \Bif\B/ & & } `` Prefer kstrto to single variable sscanf\n ''. cnt_error errors, $ otype =. [ \x80-\xBF ] # non-overlong 2-byte `` trailing statements should be on next line\n ''. ''. \X80-\Xbf ] # non-overlong 2-byte `` trailing statements should be avoided in.c files\n.... Variable sscanf\n ''. the open parenthesis ' ( * ' their skills files is an... $ { arg } $ { arg } $ { trail } '\n.! } elsif ( $ opline /^\s * $ // ; 'fix! $ Declare\s+ ( *. Reach developers & technologists worldwide \n ''. thriving coding business online, out... `` Block comments use * on subsequent lines\n ''. push\n '' ; } ' ( * ' push\n ;... Buf ) ; annotate_values ( $ line =~ /^\s * [ a-zA-Z0-9_\/\ need updating? \n ''. $! =~ / ( ^\+\s * (?: \s|^ ) [ 0-9a-f ] 12,40! { lead } $ { arg } $ { op } $ { }! ; } # print `` total: $ cnt_error errors, $ arg if! | while ( $ line =~ /^\s * $ / ) ; annotate_values ( $ line =~ /^\s * Declare\s+.
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