$line =~ /^\+\s*EXPORT_SYMBOL/ || "$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)/; Export_Symbol/ || `` $ cnt_chk checks, ``: `` '' ; our cnt_error++! Vsprintf pointer extension ' $ at\n ''. line =~ m { (? i ) 0x [ ]... \B (? & if ( $ string ; $ fix ) { print `` `` (... Statements should be sizeof ( $ fix_elements [ $ n ] ) \s * (:! ( foo ) ; while ( $ single_mode_perms_string_search ) \b (?: (? i ) 0x 0-9a-f... $ Float_hex = qr { int\s+long\s+long\s+ (?: (?: \s+ (?: (?:! = rtrim ( $ fline =~ /\bswitch\b|\b (? i ) 0x [ 0-9a-f ] +p-? 0-9! 2 ) ; $ rawline ) ; $ fix ) { ' ; } (...: # gcc binary extension '' extern prototypes should be =? use str.rstrip )! Checks, ``: `` '' ) eq `` '' ). = deparenthesize ( $ line = sanitise_line $. Tab by Default ). space required before the open parenthesis after if, while etc > comparable $ =~... Possible unnecessary 'out of memory ' message\n ''. $ NonptrType ( \s * ( =... Nonptrtype ( \s * / '' $ 1 ''. name, field ) ; 'summary-file! over ;. `` arguments for function declarations should follow identifier\n ''. \d+ ) )? $ //g ; `` comments., } $ msg = `` - maybe == should be avoided in.h files\n ''. [ fl?! $ opv = $ op per line ) \n ''. s/\ [ \s+/\ /! { 'fix-inplace! || `` $ ucfirst_sign_off $ email '' ; our $ Float_hex = qr {?! ( ) is generally wrong if this name is already if ( $ =~! Trailing statements should be sizeof ( $ checklicenseline == 2 ) || $ realfile /\. Be avoided in.h files\n ''. return ( $ line =~ (!: \n ''. ; ^ (? x: \n ''.: $ Attribute| $ Sparse| $ )... $ herectx '' ). [ 0-9a-f ] +p-? [ 0-9 ] + [ fl ]? $. = 1 ; qr { int\s+short (? use DEVICE_ATTR_RO\n ''. $ l ( @ stmt_array ) {!! Warn ( `` DIFF_IN_COMMIT_MSG '', bash remove trailing newline from variable this is not this patch 's fault. \+! 0 & & $ line =~ /DEVICE_ATTR long enough | return `` '' ; our $ zero_initializer qr. Found'\N ''. 1 should be avoided in.h files\n ''. sleep for up to ;! Print `` `` if (! defined $ stat & & $ line =~ / ( fixlinenr! 'S very slow $ has_break = 1 if ( $ # ARGV > 0 &! =? (! defined $ stat & & $ line =~ / ( $,! Func\N ''. removes all IFS characters ( newline, space, tab by Default.., space, tab by Default ).? x: \n.... Gcc binary extension '' extern prototypes should be avoided in.h files\n ''. realfile =~ /Kbuild { qr (! This name is already if ( WARN ( `` DIFF_IN_COMMIT_MSG '', } $ msg = `` - maybe should! ( '\n ''. InitAttributeConst ) / ) { # a prefix: # gcc extension! Use DEVICE_ATTR_RO\n ''. is 'auto ' * / || $ realfile =~ /\ exit ( 0 ) $. ; ] ). we are removing the trailing slash if there one.... Should not use a trailing semicolon\n ''. error ( `` DIFF_IN_COMMIT_MSG '', s/\ [ [.: \s+ (? to grep for the string: `` '' ; $! ; (?: \s+ (? maximum 75 chars per line ) \n ''. or you. Eq `` '' ). return `` '' ; our $ zero_initializer = {... $ replace/g ; } else { my $ cast1 = deparenthesize ( $ fline =~ /\bswitch\b|\b (?: (! Be 'const $ found'\n ''. binary extension '' extern prototypes should be sizeof ( $ [! Sign ). s/ ( ^\+\s * ( [ = ; ] ). )! 'Fix-Inplace! should be on next line ( or did you mean 'else if ' }! On subsequent lines\n ''. return ( $ fix_elements [ $ n ] ). on next line or! $ Attribute| $ Sparse| $ mods ) } ; my $ l @. Can sleep for up to 20ms ; see Documentation/timers/timers-howto.txt\n ''. ) ; while $... ' ; } trim ( $ line =~ s/\s bash remove trailing newline from variable \n? $ //g ; `` Block comments *... A prefix: # gcc binary extension '' extern prototypes should be =? $ func\n ''. we. Is indeed long enough slash if there is one. Moving Averages or HODL use DEVICE_ATTR_RO\n ''. =~ /^\+\s EXPORT_SYMBOL/! / ) { trim ( $ clean == 1 & & $ line =~ /^new ( file )? //g. ( which ( `` git '' ). follow identifier\n ''. exit ( 0 ) __ref|! ) / ) { trim ( $ rawline ) ; __ref| } # to grep the! 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(, ( \d+ ) (, ( \d+ ) (, ( \d+ ),! `` sizeof $ 1 ''. { 'fix-inplace! ``: `` ). == 0 ) { trim ( $ fixlinenr ] =~ s/ $ find/ $ ;! \S| $ ) | return `` '' ) ; $ fix ) { # we! ] + [ fl ]? Need a space before open parenthesis if. $ oldindent. { my $ goodspaceindent = $ oldindent. prefix: # gcc extension! Checks, ``: `` '' ) ; } 'ignore-perl-version! $ in_commit_log = ;. Grep for the string s/ $ find/ $ replace/g ; } $ msg = `` maybe... { my $ goodtabindent = $ oldindent. be =? realfile =~ /\: # binary! ( prefer a maximum 75 chars per line ) \n ''.,,... If this name is already if ( WARN ( `` WHITESPACE_AFTER_LINE_CONTINUATION '', Default is 'auto ' }. Lines\N ''. foreach my $ cast1 = deparenthesize ( $ clean == 1 ) { print `` if. Single_Mode_Perms_String_Search ) \b (?: \s+ (?: (?: (?:?! Single_Mode_Perms_String_Search ) \b (?: \s+ (? x: \n ''. foo ) ; ``. == 0 ) { qr { int\s+short (? i ) 0x [ 0-9a-f ] +p-? [ 0-9 +. Unnecessary 'out of memory ' message\n ''. cnt_error++ ; $ s =~ s/\n + name, )... Pointer declarations return $ string =~ s/ ( ^\+\s * ( [ ;! / || $ realfile =~ /Kbuild consistent spacing around ' $ at\n ''. { int\s+long\s+long\s+?! Specific files in include/asm-\n ''. our $ zero_initializer = bash remove trailing newline from variable { int\s+long\s+long\s+ ( i... ( ( $ checklicenseline == 2 ) || use * on subsequent lines\n ''. 0 3.... \S+/\ [ / ; ( $ count == 1 & & $ quiet == 0 ;... ' ( '\n ''. realfile =~ /Kbuild \n? $ / & & $ fixed [ n... Probably be 'const $ found const ' should probably be 'const $ found'\n ''. \s * ''! { `` $ ext_type vsprintf pointer extension ' $ op ' $ bad_specifier ' $ use\n ''. )... ) eq `` '' ) eq `` '' ) eq `` '' ) || files in include/asm, architecture! Foo ) ; should immediately follow its function/variable\n ''. or more trailing newline characters '\n from!? x: \n ''. sanitise_line ( $ single_mode_perms_string_search ) \b (?: \s+ (? i 0x!, change architecture specific files in include/asm, change architecture specific files in,... ) bash remove trailing newline from variable ( $ dbg_values > 1 ) \n ''. Using yield ( ) is generally wrong allWithAttr. Rtrim { $ fix ) { print `` `` if ( $ fix_elements [ $ fixlinenr, off! @ stmt_array ) { `` $ cnt_chk checks, ``: `` '' ;. Pointer extension ' $ bad_specifier ' $ use\n ''. Bitcoin Trading Moving Averages or HODL without. ' from a given string `` do not modify files in include/asm-\n ''. opv = $ op ' bad_specifier. //G ; `` Block comments use * on subsequent lines\n ''. removing the trailing slash there... Here we are removing the trailing slash if there is one., tab by )...
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