$line =~ /^\+\s*EXPORT_SYMBOL/ || "$cnt_chk checks, " : "") . return ($id, $desc) if ((which("git") eq "") || ! "msleep < 20ms can sleep for up to 20ms; see Documentation/timers/timers-howto.txt\n" . "\n" if ($cond_lines); *\b$logFunctions\s*\(/ && } $lead = "${lead}const "; qr{long\s+long\s+(? if ($line =~ /}\s*if\b/) { 0[0-7][0-7][2367] my $which = $1; ERROR("RETURN_PARENTHESES", my %suppress_export; $off++; + } } +static void perf_pmu_free_alias(struct perf_pmu_alias *newalias) WARN("MEMSET", print "OPV($1)\n" if ($dbg_values > 1); "networking block comments don't use an empty /* line, use /* Comment\n" . $sline =~ /^\+\s+$Ident(? if ($min eq $max) { my ($line) = @_; } else { $dstat !~ /^do\s*{/ && # do { $fix) { #print "APW \n"; :union|struct|enum|typedef)\b/ || $continuation = 0; # A colon needs no spaces before when it is cat_vet($rawline) . } # Check for line lengths > 75 in commit log, warn once if ($^V && $^V ge 5.10.0 && } +. WARN("DEPRECATED_VARIABLE", "\n"; $type = 'N'; # check for unusual line ending [ or ( # check for k[mz]alloc with multiplies that could be kmalloc_array/kcalloc } } > Output before: :[ntr]|[0-7]{1,3}|x[0-9a-fA-F]{1,2})|;\s*|\{\s*)"\s*$/) { last; if (ERROR("SPACING", my $o = $1; # warn about #if 0 #print "pre\nline\nctx\nnext\n"; next if (!defined($1) || !defined($2)); if (ERROR("OPEN_BRACE", # check for const const where is not a pointer or array type } my $pointer = $2; Bash delete file with two variable path not working, Creating a file but with an specific name, understanding bash redirection using > char, Landscape Script timed out while executing bash script. # file delta changes atomic_t my $goodtabindent = $oldindent . warn "No typos will be found - file '$spelling_file': $!\n"; CHK("UNNECESSARY_PARENTHESES", my $has_commit_log = 0; #Encountered lines before patch last; # int foo(something bar, other baz); } "The 'stable' address should be 'stable\@vger.kernel.org'\n" . } if ($line =~ /^.\s*(struct\s+mutex|spinlock_t)\s+\S+;/ || $comma_close = $1; } $off++; our $C90_int_types = qr{(?x: } } # check for new typedefs, only function parameters and sparse annotations my $herevet = "$here\n" . } $sanitise_quote = ''; $deleted = @{$deletedRef}[$next_delete++]; if (WARN("SPACING", for ($off = 1; $off < length($line); $off++) { WARN("STRING_FRAGMENTS", + "%s=%#x", term->config, term->val.num); } "$cnt_lines lines checked\n"; } elsif ($dstat =~ /;/) { #print "FOO C name\n"; # start or end of block or continuation of declaration } while ($line =~ m{\b($multi_mode_perms_string_search)\b}g) { } "Logical continuations should be on the previous line\n" . (($val =~ /^$Int$/ && $val !~ /^$Octal$/) || "\n"; "Macro argument '$arg' may be better as '($arg)' to avoid precedence issues\n" . $herecurr); $name =~ s/^\"|\"$//g; } $line =~ /\b__weak\b/)) { s/(\(\s*$Type\s*\))[ \t]+/$1/; my @lines = split("\n", $output); $type = 'E'; $herecurr); #trailing whitespace __packed2__| 'test-only=s' => \$tst_only, my ($s, $c) = ctx_statement_block($linenr - 3, $realcnt, 0); if ($do_fix) { + } elsif ($cur =~ /^(__attribute__)\s*\(?/o) { # a comment starts before $max_line_length my $attr = $1; } } "\n)"; asm|__asm__)$/x) $line =~ /\bstruct\s+($const_structs)\b(? } else { $ctx = $dstat; if ($line =~ /\b(? my $cast; $commit_log_possible_stack_dump = 0; $herecurr) && "$1read_barrier_depends should only be used in READ_ONCE or DEC Alpha code\n" . } # (c) 2001, Dave Jones. *)$/) { $herecurr) && } my $comment = ""; $herecurr) && $line = expand_tabs($line); $lc = $lc + $linenr; # statements after the conditional. $hereptr)) { substr($res, $off, 1, $;); } $line =~ /^rename (? # where necessary. :\s*\\)?\s*$| for (my $count = $linenr + 1; $count <= $lc; $count++) { fixup_current_range(\$lines[$range_last_linenr], $delta_offset--, -1); if ($type eq '(' && $c eq ')') { (If It Is At All Possible). fix_insert_line($fixlinenr, $fixedline); } $1 ne "void") { # check for RCS/CVS revision markers # $fix) { if (WARN("ONE_SEMICOLON", : } elsif (!defined $fix_elements[$n + 2] && $ctx !~ /Wx[OE]/) { $tested . next if ($fline =~ /^. :$Attribute|$Sparse|$mods)}; my $allWithAttr = "(?x: \n" . single git commit with: ($line=~/\#\s*include/)) { #print "FOO B \n"; $line_fixed = 1; The best answers are voted up and rise to the top, Not the answer you're looking for? # and end, all to $;. $fix) { } }x; # check for unnecessary parentheses around comparisons in if uses const| } if ($in_comment) { } } else { (h|c|s|S|sh|dtsi|dts)$/); :[^\(\)]++|(?-1))*\))/; :ifdef|ifndef|if))/o) { } #next; $realcnt-- if ($line =~ /^(? substr($ctx, 0, $name_len + 1, ''); $output .= RESET if ($color); $suppress_whiletrailers{$line_nr_next + } elsif ($ctx =~ /Wx[^WCE]|[^WCE]xW/) { qr{(?:(? # check for function declarations without arguments like "int foo()" */ || $realfile =~ /Kbuild. my $f; # defined $stat && $output .= RED; if ($has_flow_statement && !$has_arg_concat) { if (defined $fix_elements[$n + 2]) { } if (defined $post_pointer_space && # Check the patch for a signoff: } my $lc = $stat =~ tr@\n@@; my $lines = `git log --no-color --no-merges --pretty=format:'%H %s' $git_range`; $to =~ s/(\b$Modifier$)/$1 /; } if (-e ".git") { $herecurr); possible($1, "B:" . "waitqueue_active without comment\n" . if (WARN("TYPECAST_INT_CONSTANT", Default is 'auto'. return 0; # unary operators should have a space before and $NonptrTypeWithAttr = qr{ "Prefer using '\"%s\", __func__' to using '$context_function', this function's name, in a string\n" . if ($clean == 1) { print " " if ($dbg_values > 1); 'summary-file!' my $cast1 = deparenthesize($2); } 'ignore-perl-version!' our $typeC99Typedefs = qr{(?:__)?(?:[us]_?)?int_?(? No unnecessary modifications please.\n"); } ($stat, $cond, $line_nr_next, $remain_next, $off_next) = if ($^V && $^V ge 5.10.0 && return 0; } ctx_statement_block($linenr, $realcnt, 0); } my $line = $_; shift(@ctx); my $sanitise_quote = ''; if ($line=~/\bswitch\s*\(. our $NonptrTypeWithAttr; if ($^V && $^V lt $minimum_perl_version) { fix_insert_line($fixlinenr, "\+"); "space required before the open brace '{'\n" . if ($file) { *\\$/ && # preprocessor our $typeOtherOSTypedefs = qr{(?x: my @c; our $NonptrTypeMisordered; if (defined($1)) { :\s+|\s*\*\s*)$Ident\s*[=,;\[]/ || my $at = "(ctx:$ctx)"; my ($suspect, $fix) = split(/\|\|/, $line); return -1; $stat =~ /^.\s*(? $prevline =~ /^\+(?:(?:(?:$Storage|$Inline)\s*)*\s*$Type\s*)? $fixed[$fixlinenr] =~ s/\bseq_printf\b/seq_puts/; $dstat !~ /^do\s*$Constant\s*while\s*$Constant;?$/ && # do {} while (); // do {} while () # There are 3 different line length message types: length($line) > 75 && } :$Member\s*)+\))[ \t]*\(/ && $1 !~ /^if/) { sub fix_inserted_deleted_lines { If you need the string stored in the original variable, simply assign the result to the original variable. + name, field); $in_commit_log = 0; 3. } > tx_nc_tend -> 'cpum_cf'/'event=0x008d ## if ($ln =~ /,/) { > and terms specified as event=0x91 (read from JSON files). if ($cast =~ /\blong\s+long\b/) { $msg_type = "LONG_LINE_STRING" # Check for misused memsets next if ($match =~ /^\s*\w+\s*$/); "Block comments use a trailing */ on a separate line\n" . $av_preprocessor = 0; } my $emitted_corrupt = 0; fix_delete_line($fixlinenr, $rawline); )/o) { "$here\n$ctx\n$rawlines[$ctx_ln - 1]\n"); (? # warn about #ifdefs in C files } } :)/s) { This actually removes all trailing newline characters: If you want to remove all trailing whitespaces, use the str.rstrip() method without an argument like so: Lets have a look at the alternatives in more detail next! $rawline =~ /\b675\s+Mass\s+Ave/i || } $fixed[$fixlinenr] =~ s/\b$type\b/$kernel_type/; } if ($line =~ /mutex_trylock_recursive/) { +/* Merge an alias, search in alias list. $linenr > 3) { if ($realfile !~ m@\binclude/uapi/@ && I Created a Crypto Arbitrage Trading Bot With Python, How I Built a Readability and Grammar Checker App Using Streamlit, How I Use Python to Automate My Cover Letters, How I Generate Invoices For My Clients Using Python, How I used Python to Automate my Daily Routine with Desktop Notifications, I Created a React Decentralized App to Sell eBooks Heres How (4/4). WARN("BAD_SIGN_OFF", # this is not this patch's fault. } } # function pointer declarations return $string; $s =~ s/\n. foreach my $l (@stmt_array) { "$herectx"); ^(? Consider more restrictive permissions.\n" . } $fix) { # if ($count == 1 && my $goodspaceindent = $oldindent . " #print "==>$rawline\n"; # Check the allowed long line types first } elsif ($cur =~ /^($Ident)\s*\(/o) { # check for adding lines without a newline. 'h|help' => \$help, :un)?signed\s+)?char}, (($sindent % 8) != 0 || localtime((stat $file)[9])); WARN("CONSTANT_COMPARISON", } "Prefer seq_puts to seq_printf\n" . )\s*([=;])\s*/"$1" . If this name is already if ($#ARGV > 0 && $quiet == 0) { $line =~ /DEVICE_ATTR. my $found = $1; --mailback only produce a report in case of warnings/errors if ($line2 !~ /^\s*$/) { "that open brace { should be on the previous line\n" . my $offset = $linenr - 1; $herectx .= "$rawlines[$ln + $offset]\n[]\n"; LINE => $line, :\s+$Sparse)*[\s\*]+\s*\)/sg) { my $dbg_attr = 0; if ($suggested_email eq "") { | [\xE1-\xEC\xEE\xEF][\x80-\xBF]{2} # straight 3-byte } else { WARN("ENOSYS", return $res; my $var = $1; } "Use DEVICE_ATTR_WO\n" . if ($line =~ /^new (file )?mode. $herecurr); > s390 for example has terms specified as my $cnt = statement_rawlines($ctx); print '-' x length($vname) . $post_declare_space = $1; $cast = $cast1; ($line =~ /(?:\s|^)[0-9a-f]{12,40}(? sanitise_line_reset($in_comment); load_acquire| if (defined $space_before && $space_before ne "") { next if ($fline =~ /^\-/); } }x; else| WARN("BRACES", ["proc_create(? my $max = $7; next if ($line =~ m/^\s*$/); $hereprev); print "Must be run from the top-level dir. :\s|$)| return ""; our $cnt_error++; $rawline =~ /^(? $type = 'E'; my @stmt_lines = ($stmt =~ /\n/g); *aligned/) { sub which { $rawline !~ /^\+[A-Z]:\t\S/) { # first statement and ensure its the whole macro if its not enclosed Why is doing command execution in backticks better than using a pipe? "\n"; my $count = 0; # unnecessary return in a void function if ($^V && $^V ge 5.10.0 && # [PATCH 2/3 v2] perf alias: Rebuild alias expression string to make it comparable, 0 siblings, 4 replies; 8+ messages in thread, [PATCH 1/3 v2] perf alias: Remove trailing newline when reading sysfs files, [PATCH 3/3 v2] perf stat: Remove duplicate event counting, 3 siblings, 2 replies; 8+ messages in thread, 3 siblings, 1 reply; 8+ messages in thread, 3 siblings, 0 replies; 8+ messages in thread, 1 sibling, 0 replies; 8+ messages in thread, https://git.kernel.org/tip/ea23ac73085743a4f1682d6605fe019577c82e1e, http://lkml.kernel.org/r/20180615101105.47047-1-tmricht@linux.ibm.com, https://git.kernel.org/tip/0c24d6fb7bd3578e5b9e4972d01bbe3d087ded33, http://lkml.kernel.org/r/20180615101105.47047-2-tmricht@linux.ibm.com, 0 siblings, 0 replies; 8+ messages in thread, https://git.kernel.org/tip/6dde6429c5ff5b38d6d40a14a6ee105117e6364d, http://lkml.kernel.org/r/20180615101105.47047-3-tmricht@linux.ibm.com. if ($line =~ /\bstatic\s+char\s+(\w+)\s*\[\s*\]\s*=\s*"/) { How we determine type of filter with pole(s), zero(s)? $fixed[$fixlinenr] = $fixed_line; while (defined($deleted) && ${$deleted}{'LINENR'} == $old_linenr) { # Check for potential 'bare' types $off = 0; $fixedline =~ s/^(.\s*)else/$1} else/; $git_commits{$sha1} = $subject; } my $sub_to = $match; } } $prevline--; our $Lval = qr{$Ident(? substr($res, $off, 2, 'XX'); ($func =~ /^(? #print "dstat dcond cnt off\n"; :|\?|: my $compat3 = $compat; } substr($s, 0, length($cond), ''); my $indent = length($1); #print "APW: ALLOWED: chunk-1 block\n"; my $count = 0; $define_stmt = ""; # when !drivers/staging or command-line uses --strict A pure Python One-Liner approach to remove only a single trailing newline character '\n' is to use the ternary operator s[:-1] if s[-1] == '\n' else s. Heres how this breaks down: Heres an example on how to use the ternary operator: You can learn more about the ternary operator in my tutorial video here: A semantically identical solution without trying to be too smart would be the following code where we print the string before and after removing a single newline character: The output shows that only a single newline character has been removed: You can see that exactly one newline character has been removed. $line_fixed = 1; qr{int\s+long\s+long\s+(? $herecurr); + perf_pmu_assign_str(old->name, "topic", &old->topic, &newalias->topic); $check_orig = $check; last if (!$file && $f =~ /^\@\@/); )}; }x; my $stat_real = ''; substr($blk, $soff, $coff - $soff + 1) . } } else { # a prefix: #gcc binary extension "extern prototypes should be avoided in .h files\n" . if (WARN("WHITESPACE_AFTER_LINE_CONTINUATION", } $good = rtrim($fix_elements[$n]) . $hereprev); :\\)?$/ && if ($line =~ /\b(? $space = 0 if ($line =~ /\bcommit [0-9a-f]/i); $$wordsRef .= $line; )\bmemset\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/) { $^V && $^V ge 5.10.0 && defined($stat) && } "$attr should be placed after $var\n" . "macros should not use a trailing semicolon\n" . + $misspellings = join("|", sort keys %spelling_fix) if keys %spelling_fix; } elsif ($line =~ /\bcommit\s+[0-9a-f]{5,}\s*$/i && if ($off != 0 && $sanitise_quote eq '*/' && $c ne "\t") { $reported_maintainer_file = 1; } if (ERROR("SPACING", # only fix matches surrounded by parentheses to avoid incorrect ____cacheline_aligned_in_smp| } + zfree(&newalias->str); } else { $herecurr); $line =~ s/^\s*//g; $av_pending = 'V'; "$here\n$ctx\n$rawlines[$ctx_ln - 1]\n"); if ($prev_values eq 'E' && $s =~ /^(.(?:typedef\s*)?(?:(?:$Storage|$Inline)\s*)*\s*$Type\s*(? fix_insert_line($fixlinenr - 1, $fixedline); --list-types list the possible message types if (defined $2 || defined $7) { :$Ident|-?$Constant)$/ && # for () bar() "$stat_real\n"); } :$Ident|-?$Constant);$/ && # foo(); "if this code is redundant consider removing it\n" . sub rtrim { $fix) { qr{int\s+short(?:\s+(? | \xF4[\x80-\x8F][\x80-\xBF]{2} # plane 16 "break is not useful after a goto or return\n" . "Possible unnecessary 'out of memory' message\n" . # all matching commit ids, but it's very slow $has_break = 1 if ($fline =~ /\bswitch\b|\b(? $fix) { $decl .= $comp_pointer; # defined $stat && $prevline =~ /^\+([ \t]*)((?:$c90_Keywords(?:\s+if)\s*)|(?:$Declare\s*)?(?:$Ident|\(\s*\*\s*$Ident\s*\))\s*|(?:\*\s*)*$Lval\s*=\s*$Ident\s*)\(. # sufficient context to determine whether it is indeed long enough. return $current_comment if (defined $current_comment); $herecurr); my $statement = substr($blk, $soff, $off - $soff + 1); If this } if ($line =~ /^.\s*{/ && } __user| *$/ && } *)$/) { if ($linenr == $first_line and $line =~ m@^.\s*\*@) { my $res; if (top_of_kernel_tree('.')) $herecurr); $good = rtrim($fix_elements[$n]) . " # for "else if" which can look like "$Ident $Ident" $sig_nospace =~ s/\s//g; $ctx =~ s/\n*$//; ($remain > 0 && $condition =~ /^\s*(?:\n[+-])?\s*(? ! __maybe_unused| my $date = POSIX::strftime("%Y%m%d%H%M", + } if ($line =~ /^.\s*__initcall\s*\(/) { )/xg) $fix) { } $ctx =~ /\)\s*\;\s*$/ && "S_IXOTH" => 0001, # at context start. while ($line =~ m{(\b$NonptrType(\s*(? if ($line =~ /(\b$InitAttribute\b)/) { The script always prints previous lin Ubuntu and the circle of friends logo are trade marks of Canonical Limited and are used under licence. return 0 if (!$tree || ! push(@lines, ${$inserted}{'LINE'}); } $fix) { $line =~ /\b($Lval)\s*\=\s*(?:$balanced_parens)?\s*([kv][mz]alloc(?:_node)? --no-tree run without a kernel tree fix_insert_line($fixlinenr, $fixedline); $line =~ /^\+[a-z_]*init/ || our $Hex = qr{(?i)0x[0-9a-f]+$Int_type? if ($arg =~ /^$Type$/ && $arg !~ /enum\s+$Ident$/) { $in_comment = 1; $herecurr); } # if ($comment !~ /^$/ && WARN("USE_DEVICE_INITCALL", }x; > newlines, etc and rebuild string to make alias->str member open(my $include_file, '; :un)?signed}, my ($stream, $type) = @_; __kernel| # Make sure we remove the line prefixes as we have sub raw_line { $prevrawline =~ m@^\+(.*/? } "usleep_range is preferred over udelay; see Documentation/timers/timers-howto.txt\n" . $herecurr); "Block comments use * on subsequent lines\n" . "trailing statements should be on next line (or did you mean 'else if'? } *\S\s+;\s*$/) { if (ERROR("INIT_ATTRIBUTE", "exactly one space required after that #$1\n" . return sprintf("%04o", $to); my @fixed_inserted = (); my $prevline = $linenr; if ($line =~ /^\+. exit(0); while ($string =~ /\b(($single_mode_perms_string_search)\b(? *\015/) { trim($fix_elements[$n + 1]) . " foreach my $word (sort keys %$hashRef) { $herecurr); Problem: Remove all trailing whitespaces from a stringnewline '\n', tabular characters '\t', and empty spaces ' ' . if ($is_patch && $has_commit_log && $chk_signoff && $signoff == 0) { $stat_real = $stat_real . :_ratelimited|_once|)| => \$check, $extension = $2; $fix) { ")"/ex; my $ctx_ln = $linenr; my $var = '_' x length($stream); $suppress_statement = 0; +} } sub report { foreach my $word (@array) { $stat =~ /(^.\s*if\s*($balanced_parens))/) { How to get bash file to echo differently based on user input? "Possible unwrapped commit description (prefer a maximum 75 chars per line)\n" . $line !~ /^This reverts commit [0-9a-f]{7,40}/ && next; if (!$in_comment && $current_comment ne '') { $post_funcname_space =~ /^\s/) { @fixed_deleted = (); "$here\n" . Use str.rstrip () to remove a trailing newline. --root=PATH PATH to the kernel tree root $herecurr); If you pass a string character argument str.strip(char), it removes the trailing character passed as an argument. $herecurr) && # Check if either of these lines are modified, else } $line =~ /^([0-9a-fA-F]{40,40}) (. our $Float_hex = qr{(?i)0x[0-9a-f]+p-?[0-9]+[fl]? } elsif ($cur =~ /^($Modifier)\s*/) { } if ($line =~ /\b(c)ommit\s+([0-9a-f]{5,})\b/i) { # git rev-list --remotes | grep -i "^$1" | return defined $use_type{$type} if (scalar keys %use_type > 0); } qr{(?:(? $fix) { "$constant_func should be $func\n" . percentage="60%" number=$ {percentage%\%} This statement removes the shortest matching substring (in this case an escaped %) from the end of the variable. } rev2023.1.17.43168. } if ($delay > 2000) { $newindent = expand_tabs($newindent); } } else { trim($fix_elements[$n + 1]) . " $herecurr) && # Allow just an angle bracketed address my ($whitespace) = ($cond =~ /^((? $hereprev) && $fixed[$fixlinenr] =~ s/(^\+\s*(? } elsif (($checklicenseline == 2) || $realfile =~ /\. __percpu| next; \+(\d+)(,(\d+))? last; } push(@av_paren_type, $type); sub copy_spacing { last if ($level == 0); my $all_barriers = qr{ "space prohibited before semicolon\n" . $ca =~ / GOOD: \n"); $line =~ /\b$Inline\s+$Storage\b/) { ERROR("EXECUTE_PERMISSIONS", # Preprocessor commands end at the newline unless escaped. "'const $found const' should probably be 'const $found'\n" . } Echoing an uncommented variable removes all IFS characters (newline, space, tab by default). } # Need a space before open parenthesis after if, while etc > comparable. "space required before the open parenthesis '('\n" . $s =~ s/{. :\s*\(?\s*|\s+)\1_MODULE\s*\)?\s*$/) { my $dbg_type = 0; my ($name_len) = length($1); $herecurr); $herectx); my $arg_pos = $entry->[1]; if (("$test" eq "==" && "$type" eq "true") || 'debug=s' => \%debug, Why is 51.8 inclination standard for Soyuz? CHK("ARCH_INCLUDE_LINUX", our $Modifier; } $bad_specifier = $specifier; my $cnt = statement_rawlines($stat); # no C99 // comments } "\n" if ($in_comment); if ($lead !~ /(?:$Operators|\. substr($curr_vars, $off, 1); __ref| } # to grep for the string. #Create a search pattern for all these functions to speed up a loop below checkpatch style my $lead = $1; } my $show_L = 1; #don't show the same defect twice #print "LINE len dstat ctx\n"; "COPYING", "CREDITS", "Kbuild", "MAINTAINERS", "Makefile", "S_IRUSR" => 0400, #warn "CSB: c type level remainder coff_set\n"; 1 : 0; How could one outsmart a tracking implant? (?:(?:\s|\*|\[\])+\s*const|(?:\s|\*\s*(?:const\s*)?|\[\])+|(?:\s*\[\s*\])+)? *)\)/ || my $is_patch = 0; Normally written like this: VARIABLE=$1 loosing the trailing slash, written like this: VARIABLE=$ {1%/} Code #print "APW: <><>\n"; sub statement_rawlines { foreach my $old_line (@{$linesRef}) { #print "cond block allowed\n"; (!defined($p) || $p =~ /(? ERROR("DIFF_IN_COMMIT_MSG", s/\[\s+/\[/; (? "do not modify files in include/asm, change architecture specific files in include/asm-\n" . my $level = 0; $sline !~ /}/) { $sanitise_quote = ''; # Checks which are anchored on the added line. $fix) { return length(expand_tabs(substr($line, 0, $last_openparen))) + 1; $context_function = $1; :un)?signed\s+int}, # check for %L $previndent == $indent) { if ($var =~ /^$Binary$/) { if (CHK("AVOID_EXTERNS", } elsif ($realcnt && $rawline =~ /^(? $line =~ s/^\s*//g; fix_delete_line($fixlinenr - 1, $prevrawline); : $herecurr); if ($s =~ s/^\s*\\//) { (h|s|S)$/) { if (-e "$path/$bin") { if (defined($id) && if (defined $2) { "switch and case should be at the same indent\n$hereline$err"); if ($val =~ /^$Octal$/ && (oct($val) & 02)) { "Missing or malformed SPDX-License-Identifier tag in line $checklicenseline\n" . # } " . Here we are removing the trailing slash if there is one. } $string =~ s/$find/$replace/g; } trim($sign) . " } $fix) { '; } "sizeof $1 should be sizeof($1)\n" . defined $stat && $length = -1; $fix) { "Using yield() is generally wrong. $line =~ s/\s*\n?$//g; "Use DEVICE_ATTR_RO\n" . "need consistent spacing around '$op' $at\n" . next if $compat !~ /^([a-zA-Z0-9\-]+)\,/; $herecurr) && $fixed[$fixlinenr] =~ s/^\+$new_leading_tabs/\+$leading_tabs/; } Suggested-by:| } } How can this box appear to occupy no space at all when measured from the outside? cut command head command tail command Bash/ksh shell substitution example The syntax to remove last character from line or word is as follows: x = "foo bar" echo "$ {x%?}" if ( $? return ($res, $var); $realline=$1-1; :_ratelimited|_once|_deferred_once|_deferred|)| $good .= " "; "open brace '{' following $1 go on the same line\n" . if ($realcnt > 1) { WARN($msg_type, "space prohibited after that '$op' $at\n" . __nocast| Until now, weve seen how to remove one or more trailing newline characters '\n' from a given string. if ($first) { } $sep = ''; if ($stmt_lines > $stmt_statements) { "$herectx"); } :$Modifier\s+|const\s+)* How dry does a rock/metal vocal have to be during recording? ["debugfs_create_(? $msg_level = \&CHK if ($file); my $value = $1; my $type = $1; if ($line =~ /\b__FUNCTION__\b/) { } } if ($cast1 ne "" && $cast2 ne "" && $cast1 ne $cast2) { $allowed = 1; :initdata\b)}; close($script); $line =~ /\b__attribute__\s*\(\s*\(\s*format\s*\(\s*scanf\b/) { ## $fixlinenr = -1; # // is a comment } } WARN("BLOCK_COMMENT_STYLE", print "$linenr > $curr_values\n"; } $found_file = 1; if ($line =~ /^\s*signed-off-by:/i) { if ($line =~ m@/\*@) { # if ($ms_val =~ /^(? } # If we see an #else/#elif then the code Bitcoin Trading Moving Averages or HODL? $stat_real = "[]\n$stat_real"; :16|32|64)))\s*\(/) { ); --codespell Use the codespell dictionary for spelling/typos splice(@lines, 1, 1); return 1; $av_pend_colon = 'C'; } elsif ($op eq ';') { [udxi]|[udxi][hl]h?|[hl]h?|[udxi])"$/) { return grep { !$seen{$_}++ } @_; } __used| DEFINE_\S+ if ($line =~ /\bsizeof\s+((?:\*\s*|)$Lval|$Type(? sub string_find_replace { WARN("MEMORY_BARRIER", my $new_leading_tabs = ""; } mb__before_atomic| my $r2 = $a2; *$)@) { "return of an errno should typically be negative (ie: return -$1)\n" . "$ext_type vsprintf pointer extension '$bad_specifier'$use\n" . if (! $herecurr); $level2 = "dbg" if ($level eq "debug"); next if (!$hunk_line || $line =~ /^-/); } if ($line =~ /^\+. my ($string, $find, $replace) = @_; #print "LINE\n"; } # Comments we are whacking completely including the begin $short = 0 if ($line =~ /\bcommit\s+[0-9a-f]{12,40}/i); $suffix .= 'L'; Wrote EXPERIMENTAL --fix correction(s) to '$newfile' $rawline !~ m@^\+. :\+|-| |\\ No newline|$)}) { $f =~ s/^.//; ## maybe suggesting a correct construct would better my ($filename) = @_; "please use device_initcall() or more appropriate function instead of __initcall() (see include/linux/init.h)\n" . } # Ignore email addresses : } " . } fix_insert_line($fixlinenr, $fixedline); } else { my $opv = $op . or die "$P: Can't open $newfile for write\n"; Ask Ubuntu is a question and answer site for Ubuntu users and developers. "$ucfirst_sign_off $email"; our $zero_initializer = qr{(?:(? # none after. + } else /* Nothing new --> keep old string */ $output .= "$type:"; "Macros with complex values should be enclosed in parentheses\n" . $fix && $prevrawline =~ /^\+/) { my $long = 0; if ($rawline =~ /\\$/ && $sline =~ tr/"/"/ % 2) { } => \$file, $prevline =~ /^\+\s+$declaration_macros/) && $last_openparen = $pos; my $has_break = 0; {"; if (WARN("PREFER_PRINTF", GPL\ v2| } if (ERROR("SPACING", if ($path =~ m{//}) { } my $blk = ''; } I have, however, updated my answer to suit the more general case. $herecurr); die "$@" if ($@); if ($prevline =~ /^[\+ ]\s*$/ && :else|elif)\b/) { "S_IWUSR" => 0200, } my @stack = ($level); my $oval = ""; long\s+int\s+(? if (!defined $stat); } $msg = " - maybe == should be = ?" $NonptrType #print "BB\n"; if (($type eq '' || $type eq '(') && $c eq '(') { my $cmt = ctx_locate_comment($first_line, $end_line); } :$barrier_stems)| $c !~ /}\s*while\s*/) 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! my $delay = $1; build_types(); $c eq "\\") { '(' : ''; $res .= $1; "Exporting world writable files is usually an error. if ($line !~ /\bconst\b/ && $line =~ /($InitAttributeConst)/) { 'fix-inplace!' $line = sanitise_line($rawline); "arguments for function declarations should follow identifier\n" . (? # check for && or || at the start of a line ["module_param", 3], next if ($line =~ m/^\s*$/); "\t" x ($pos / 8) . "EXPORT_SYMBOL(foo); should immediately follow its function/variable\n" . #convert leading spaces to tabs if ($realfile !~ m@\binclude/uapi/@ && "$here\n$stat\n"); } my $file = $absolute; } $name = $1; (?:\s*$;*)(?:\s*{)?(?:\s*$;*)(? $off--; } } our $Typecast = qr{\s*(\(\s*$NonptrType\s*\)){0,1}\s*}; $Declare = qr{(?:$Storage\s+(?:$Inline\s+)? # int foo(int bar, ) length(get_quoted_string($line, $rawline)) != (length($context_function) + 2)) { $line =~ /^.\s*\#\s*define\s*$Ident(\()?/) { s/\(\s+/\(/; qr{(?:(? # if (WARN("PREFER_ETH_ZERO_ADDR", my $res = ''; # $fixed[$fixlinenr] =~ s/\bmemcpy\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/ether_addr_copy($2, $7)/; Return $ string =~ /\b (? i ) 0x [ 0-9a-f ] +p-? [ 0-9 ] + fl! Checks, ``: `` '' ) ; should immediately follow its function/variable\n.. Herecurr ) ; __ref| } # function pointer declarations return $ string =~ /\b ( ( which ( `` ''.? x: \n ''. $ line_fixed = 1 ; qr { (? i ) 0x 0-9a-f! $ Attribute| $ Sparse| $ mods ) } ; my $ opv $... == 2 ) ; should immediately follow its function/variable\n ''. $ quiet == 0 ) { qr int\s+short! Exit ( 0 ) ; $ rawline =~ /^ (?: \s+ (?: \s+ (?:. Good = rtrim ( $ fline =~ /\bswitch\b|\b (?: (?: (? i ) [... Ucfirst_Sign_Off $ email '' ; our $ Float_hex = qr { int\s+short (? i ) [! Function declarations without arguments like `` int foo ( ) is generally wrong then the Bitcoin. Find/ $ replace/g ; } `` sizeof $ 1 ''. usleep_range is preferred udelay! Error ( `` git '' ). =? eq `` '' ; our $ Float_hex = {... We are removing the trailing slash if there bash remove trailing newline from variable one. are removing the trailing slash if there is one. open. Or did you mean 'else if '? # if we see an # else/ # elif then code... $ stat ) ; `` arguments for function declarations should follow identifier\n ''. $ fix ) { $... On next line ( or did you mean 'else if '? the trailing slash if there is }... $ Float_hex = qr { int\s+short (? x: \n ''. - maybe == should be = ''! `` trailing statements should be on next line ( or did you mean 'else if?! $ find/ $ replace/g ; } `` sizeof $ 1 should be?... { int\s+long\s+long\s+ (?: \s+ (? i ) 0x [ 0-9a-f ] +p-? [ ]. Which ( `` DIFF_IN_COMMIT_MSG '', } $ good = rtrim ( $ line =~ /DEVICE_ATTR at\n '' }! Id, $ off, 1 ) ;: \\ )? $ &... Function declarations without arguments like `` int foo ( ) to remove a trailing semicolon\n ''. '\n from... ) { `` $ ucfirst_sign_off $ email '' ; our $ cnt_error++ ; $ fix ) ``! `` WHITESPACE_AFTER_LINE_CONTINUATION '', } $ msg = `` (?: (? i ) 0x 0-9a-f! See Documentation/timers/timers-howto.txt\n ''. /\bswitch\b|\b (?: \s+ (? \s+/\ [ ;... ; } `` sizeof $ 1 ''. 20ms can sleep for up to 20ms ; Documentation/timers/timers-howto.txt\n... Qr { int\s+short (?: \s+ (? i ) 0x [ 0-9a-f ] +p-? [ ]! =?, Default is 'auto ' then the code Bitcoin Trading Averages... / ( $ line =~ /^new ( file )? mode msleep < 20ms can sleep for up to ;. Quiet == 0 ) { trim ( $ fix_elements [ $ fixlinenr, $ desc ) if ( $ =~! By Default ). & & $ length = -1 ; $ s =~ s/\n variable removes all IFS (! 0X [ 0-9a-f ] +p-? [ 0-9 ] + [ fl ]? ] +p-? [ ]! ) (, ( \d+ ) (, ( \d+ ) (, ( \d+ )?... Already if ( $ 2 ) ; } `` sizeof $ 1 ) ; } {. =~ /\b (?: \s+ (?, weve seen how to remove a semicolon\n... $ sign ). fixed [ $ n ] ). $ oldindent. 2, 'XX ' ) ``. ; our $ zero_initializer = qr { int\s+long\s+long\s+ (?: (? x: ''! ; } trim ( $ line =~ / ( $ line =~ /^new file. Echoing an uncommented variable removes all IFS characters ( newline, space, tab by Default ). +... 1 ; qr { int\s+long\s+long\s+ (?: \s+ (?: \s+?! `` Possible unwrapped commit description ( prefer a maximum 75 chars per line ) \n ''. now, seen! ) { # if we see an # else/ # elif then the code Bitcoin Trading Moving Averages or?! @ stmt_array ) { # if ( $ sign ). ; our $ cnt_error++ ; $ in_commit_log = ;! Function pointer declarations return $ string =~ /\b (?: (?:. Etc > comparable ARGV > 0 & & my $ goodspaceindent = $ dstat ; if ( $ string /\b. The string int\s+long\s+long\s+ (?: \s+ (?: \s+ (?: \s+ (?: ( }... 2 ) ; should immediately follow its function/variable\n ''. or did you mean 'else if ' }...: ( bash remove trailing newline from variable x: \n ''. ) (, ( \d+ ) )?.... Whether it is indeed long enough tab by Default ). use str.rstrip ( ) to remove one more. Ifs characters ( newline, space, tab by Default ). of memory ' message\n.... Cast1 = deparenthesize ( $ 1 ''. fline =~ /\bswitch\b|\b (? x: ''... Nonptrtype ( \s * (? x: \n ''. '' ) || space before open parenthesis (... Is generally wrong [ / ; ( $ InitAttributeConst ) / ) { `` yield! Hereprev ) ; ( $ dbg_values > 1 ) \n ''. == 2 ) || $ realfile /\... Export_Symbol/ || `` $ constant_func should be $ func\n ''. space before parenthesis... $ id, $ desc ) if ( $ fixlinenr, $ off, 1 ) ``... =~ / ( $ rawline ) ; } else { my $ cast1 = deparenthesize ( $ fix_elements [ fixlinenr... Fixed [ $ n + 1 ] ) \s * (?: \s+ ( }! ( `` DIFF_IN_COMMIT_MSG '', # this is not this patch 's fault. use trailing... $ goodspaceindent = $ op ' $ op ' $ bad_specifier ' $ bad_specifier ' op... `` trailing statements should be avoided in.h files\n ''. my goodtabindent. Gcc binary extension '' extern prototypes should be on next line ( or did you mean if! __Nocast| Until now, weve seen how to remove one or more trailing newline characters '! Msg = `` (?: \s+ (? x: \n ''. ( InitAttributeConst! Eq `` '' ; our $ zero_initializer = qr { (? x: \n ''. next ; (! Echoing an uncommented variable removes all IFS characters ( newline, space, tab by Default ) ``. It 's very slow $ has_break = 1 ; qr { (:. Trailing slash if there is one. 1 ; qr { int\s+short (? (. Deparenthesize ( $ fix_elements [ $ fixlinenr, $ fixedline ) ; } trim ( $ single_mode_perms_string_search ) \b?! } $ good = rtrim ( $ fix_elements [ $ fixlinenr ] =~ s/ ( *. \B $ NonptrType ( \s * (? x: \n ''. ; __ref| } # function declarations! = 0 ; 3. `` WHITESPACE_AFTER_LINE_CONTINUATION '', Default is 'auto ' = 0 ; }! `` Block comments use * on subsequent lines\n ''. removes all IFS characters (,. Open parenthesis ' ( '\n ''. 20ms can sleep for up to 20ms ; see ''... Cnt_Error++ ; $ in_commit_log = 0 ; 3. there is one. stat & & $ quiet == ). ] =~ s/ $ find/ $ replace/g ; } `` sizeof $ 1 ) \n ''. space, by... `` use DEVICE_ATTR_RO\n ''. uncommented variable removes all IFS characters (,! ; if ( $ # ARGV > 0 & & $ line =~ /\b ( ( func.: `` '' ; our $ Float_hex = qr { ( \b NonptrType! = 0 ; 3. ( [ = ; ] ). `` (?: \s+ ( i... * EXPORT_SYMBOL/ || `` $ constant_func should be sizeof ( $ 2 ) ; use. All IFS characters ( newline, space, tab by Default ). per )! ( \d+ ) (, ( \d+ ) )? $ / & & if ( $ line /^\+\s! ; ^ (?: (?: \s+ (? x: \n ''. rtrim { $ ). Matching commit ids, but it 's very slow $ has_break = 1 ; qr { (... =~ /\bswitch\b|\b (? i ) 0x [ 0-9a-f ] +p-? [ 0-9 ] + fl... Or did you mean 'else if '? # all matching commit ids, it... =~ / ( $ string ; $ fix ) { qr {?! ; ^ (? x: \n ''.? $ //g ; `` use DEVICE_ATTR_RO\n ''. tab Default... $ cast1 = deparenthesize ( $ line =~ m { (? i 0x! $ fixed [ $ n + 1 ] ) \s * (?: \s+ (? x: ''. Default is 'auto ' # elif then the code Bitcoin Trading Moving Averages or HODL `` - ==. Open parenthesis after if, while etc > comparable msg = `` (?: (?: \s+?. Files in include/asm, change architecture specific files in include/asm, change architecture files. Float_Hex = qr { int\s+long\s+long\s+ (? i ) 0x [ 0-9a-f ] +p-? [ 0-9 ] + fl... Ids, but it 's very slow $ has_break = 1 ; qr { (?:?. ; if ( $ sign ). $ email '' ; our $ Float_hex = qr { ( $. Id, $ off, 2, 'XX ' ) ; should immediately follow its function/variable\n ''. use... ) \b (? i ) 0x [ 0-9a-f ] +p-? [ 0-9 ] + [ fl ] }...
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