"Alignment should match open parenthesis\n" . next if ($realfile !~ /\. #CamelCase "$here\n$stat\n"); } # elsif ($declare =~ /\s{2,}$/) { if (defined($1)) { } my $newfunc = "kmalloc_array"; sub annotate_reset { my $start = $linenr - 1; my $stat_real = get_stat_real($linenr, $lc); "Use DEVICE_ATTR_RW\n" . } my $stat_real; Here we are removing the trailing slash if there is one. my $fixed_line = ""; ); } if (WARN("LINE_SPACING", $fixed[$fixlinenr] =~ s/\bDEVICE_ATTR\s*\(\s*$var\s*,\s*\Q$perms\E\s*,\s*$show\s*,\s*NULL\s*\)/DEVICE_ATTR_RO(${var})/; qr{(?:(? } elsif ($realfile =~ /\.c$/ && defined $stat && $camelcase{$1} = 1; my $type = $1; *\bweak\b/ || => \$terse, our $Lval = qr{$Ident(? If you were to do it in pure bash, you would probably need to ANSI-quote your pattern to represent newline. # Perl's Getopt::Long allows options to take optional arguments after a space. if ($_ eq "--color" || $_ eq "-color") { our @typeListMisordered = ( $stmt =~ s/^\s*//; } else { $herecurr); push(@stack, $level); my $ctx = ''; my $emitted_corrupt = 0; :$Modifier\b\s*|\*\s*)+)($Ident))}g) { $herecurr) && Webcommunities including Stack Overflow, the largest, most trusted online community for developers learn, share their knowledge, and build their careers. :module_param|proc_create)/ && $val eq "0") && # next if ($line =~ m/^\s*$/); :\\s*$FuncArg\\s*,\\s*){$arg_pos,$arg_pos}"; # if should not continue a brace WARN("MULTILINE_DEREFERENCE", if (WARN("MAINTAINERS_STYLE", ($line =~ /\+(EXTRA_[A-Z]+FLAGS). $suppress_export{$realline_next} = 2; # $fixed[$fixlinenr] =~ s/\bmemcpy\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/ether_addr_copy($2, $7)/; $rawline =~ /^\+[ \t]*\*/ && #leading * $suppress_export{$realline_next} = 1; WARN("MISSING_EOF_NEWLINE", if ($line =~ /^.\s*\#\s*(ifdef|ifndef|elif)\s\s+/) { ("$test" eq "!=" && "$type" eq "false")) { next if ($fline =~ /^\-/); CHK("UNCOMMENTED_DEFINITION", my $ptr = $1; } rev2023.1.17.43168. } build_types(); $sanitise_quote = ''; :un)?signed\s+)?long\s+int| if ($in_commit_log && $commit_log_possible_stack_dump && $rawline =~ /^\+/ && #line is new $checklicenseline = 2; *)$/; }x; :checkpatch|sparse|smatch)\b[^:]/i) { $define_stmt = trim($define_stmt); *\bNR_CPUS\b/ && word splitting. $herecurr); :$Member\s*)+)\s*\)/g) { while ($to =~ s/\*\s+\*/\*\*/) { $stat =~ /(^.\s*if\s*($balanced_parens))/) { $fixed[$fixlinenr] =~ s/\s+$//; $remain--; $fixed[$fixlinenr] =~ # discourage the use of boolean for type definition attributes of Kconfig options *\b$mode_perms_world_writable\b/ || 'typedefsfile=s' => \$typedefsfile, $rename .= " '$show' to '$newshow'"; WARN("PRINTK_WITHOUT_KERN_LEVEL", # } if ($line =~ /\bcommit\s+[0-9a-f]{5,}\s+\("([^"]+)"\)/i) { $hereprev) && # check of hardware specific defines $rawline !~ m/^$UTF8*$/) { my @stmt_lines = ($stmt =~ /\n/g); $line =~ /^\+\s*(? } elsif ($off != 0 && $sanitise_quote eq '//' && $c ne "\t") { $sum_allowed += $_; push (@conf_args, $word); "README", "Documentation", "arch", "include", "drivers", } else { $fixed[$fixlinenr] = $fixed_line; last if ($level == 0); # check for dereferences that span multiple lines EOM } "plain inline is preferred over $1\n" . our @report = (); 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! It's the command substitution that removes them, not the variable assignment. my $found_file = 0; *)\b($Constant|[A-Z_][A-Z0-9_]*)\s*($Compare)\s*($LvalOrFunc)/) { :\s+$Modifier)*)\s*=\s*$zero_initializer\s*;/$1;/; if ($show_L && $string =~ /%[\*\d\.\$]*L([diouxX])/) { while (defined($inserted) && ${$inserted}{'LINENR'} == $old_linenr) { ', ' . $fixed[$fixlinenr] =~ --list-types list the possible message types }x; $newconst =~ s/${Int_type}$//; Note that if you are using command substitution then you don't need to do anything to remove trailing newlines. #print "realcnt ctx_cnt\n"; When FILE is - read standard input. "Avoid unnecessary line continuations\n" . } if ($line =~ /$String[A-Z_]/ || $line =~ /[A-Za-z0-9_]$String/) { # function brace can't be on same line, except for #defines of do while, $min > $max) { my $line = $_; } ${single_mode_perms_string_search} __nocast| } } elsif ($line =~ /($;[\s$;]*)$/ && } $_ = "--color=$color"; :$typeTypedefs\b)| print "$stream\n" if ($dbg_values > 1); my $herectx = $here . # We need \b after 'init' otherwise 'initconst' will cause a false positive in a check my ($type, $msg) = @_; # printk should use KERN_* levels # Comments we are whacking completely including the begin { } else { } This is a simple example where we print the string with and without trailing whitespace characters: Heres the outputfirst the original string with the trailing newline (highlighted in the code) and second the new one without it: The following video gives a short intro to the string.rstrip() method as well as other string methodsfeel free to watch to improve your Python skills! Wall shelves, hooks, other wall-mounted things, without drilling? } # (c) 2001, Dave Jones. "8-bit UTF-8 used in possible commit log\n" . :\s*\n[+-])*\s*)/s); $herecurr) && :un)?signed\s+)?long\s+long| $dstat !~ /^for\s*$Constant\s+(? if ($2 ne '') { $herectx); $deleted = @{$deletedRef}[$next_delete++]; } } )}; my $sanitise_quote = ''; read_words(\$const_structs, $conststructsfile) next; }x; if (defined($stat_real) && $cond_lines > 1) { $fixed[$fixlinenr] =~ $herecurr) && "usleep_range should not use min == max args; see Documentation/timers/timers-howto.txt\n" . $dequoted =~ s/" ; print "OPV($1)\n" if ($dbg_values > 1); Until now, weve seen how to remove one or more trailing newline characters '\n' from a given string. $color = !$color; $lead = "${lead}const "; s/$InitAttributeData/${attr_prefix}initconst/; long\s+long\s+(? if (substr($line, 0, $-[0]) =~ /(\}\s*)$/) { my $fixedline = $prevrawline; 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). In algorithms for matrix multiplication (eg Strassen), why do we say n is equal to the number of rows and not the number of elements in both matrices? # check for alloc argument mismatch } =>|->|<>||!|~| return 0; $comment = '//'; $prevline =~ /^[ \+]\s*if\s*\(\s*(\!\s*|NULL\s*==\s*)? Please configure your web server to hide the data folder from external access. } } } elsif ($op eq ';') { $line =~ /^(\s*)([a-z0-9_-]+by:|$signature_tags)(\s*)(. $trailing = trim($trailing); trim($r1) . if (WARN("SPACING", :else|elif))/o) { sub ctx_locate_comment { }x; $herevet) && (h|c|pl|dtsi|dts)$/); int\s+long\s+(? */s) { $herecurr) if ($replacement->{$flag}); my ($s, $c) = ($stat, $cond); my $arg = trim($1); if (!$clean and !$fix) { __must_check| $define_stmt .= substr($l, 1); # check for unnecessary parentheses around function pointer uses + &newalias->metric_expr); } my $remainder; my $equal = "! If you need the string stored in the original variable, simply assign the result to the original variable. my $rl = raw_line($linenr, $n); (!defined $lines[$realline_next - 1] || else| my $cnt = statement_rawlines($stat); my $s = $stat; s/}((?!(? } if (!defined $suppress_whiletrailers{$linenr} && $last_openparen = $pos; if ($line =~ /^.\s*(struct\s+mutex|spinlock_t)\s+\S+;/ || print "PRE_END($1)\n" if ($dbg_values > 1); ($edge) = $1; $to =~ s/^(\S)/ $1/; if ($off != 0 && $sanitise_quote eq '*/' && $c ne "\t") { $in_comment = 1; } if ($line =~ /^\+. *?\/\*/ && #starting /* # Check if the commit log is in a possible stack dump ~n my $extracted_string = get_quoted_string($line, $rawline); while ($rawline =~ /(?:^|[^a-z@])($misspellings)(? ERROR("EXECUTE_PERMISSIONS", } WARN("DEVICE_ATTR_PERMS", my $stmts = $2; } } if (!defined $stat); # so just keep quiet. "Macros with complex values should be enclosed in parentheses\n" . my $oval = ""; # check if it's a mode change, rename or start of a patch "unknown module license " . if (length($c) && $s !~ /^\s*{?\s*\\*\s*$/ && $fix) { my @lines = (); } $type = ''; Thanks for contributing an answer to Stack Overflow! if ($linenr == $first_line and $line =~ m@^.\s*\*@) { if ($line =~ /^\+\s*$String/ && { $rpt_cleaners = 0; $pre_args_space =~ /^\s/) { "arguments for function declarations should follow identifier\n" . my $prevrawline=""; my ($stmt) = @_; my $funcname = $4; my $herectx = get_stat_here($linenr, $cnt, $here); "switch default: should use break\n" . :ifdef|ifndef|if))/o) { my $testval = $2; #warn "line\n"; $last_after = $n; # $stat =~ /^\+(?:.*? $fixed[$fixlinenr] =~ s/^\+$new_leading_tabs/\+$leading_tabs/; my $realline = 0; $good = $fix_elements[$n] . $pre_pointer_space =~ /^\s/) { # Check for illegal assignment in if conditional -- and check for trailing } substr($s, 0, length($c), ''); 3. __deprecated| for (my $count = $linenr + 1; $count <= $lc; $count++) { } if (CHK("SPACING", $fixed_line = $fixed_line . } } ;/ && His passions are writing, reading, and coding. if (!defined $camelcase{$word}) { return ctx_block_get($linenr, $remain, 0, '(', ')', $off); $last_coalesced_string_linenr != $linenr - 1) { Our single purpose is to increase humanity's, To create your thriving coding business online, check out our. # avoid LINUX_VERSION_CODE $case = 0 if ($line =~ /\b[Cc]ommit\s+[0-9a-f]{5,40}[^A-F]/); } #goto labels aren't indented, allow a single space however :\s+$Lval|))/"sizeof(" . $is_patch = 1; "Prefer ARRAY_SIZE($array)\n" . } "space prohibited before that '$op' $at\n" . } } $first = 0; $compat2 =~ s/\,[a-zA-Z0-9]*\-/\,\-/; } } elsif ($off != 0 && $sanitise_quote && $c ne "\t") { $newfunc = "kcalloc" if ($oldfunc eq "kzalloc"); if ($line =~ /\bwaitqueue_active\s*\(/) { length(get_quoted_string($line, $rawline)) != (length($context_function) + 2)) { $hereprev) && } elsif ($cur =~ /^(\#\s*(? if (open(my $words, ') { our $Hex = qr{(?i)0x[0-9a-f]+$Int_type? if (WARN("PREFER_PR_LEVEL", if ($stmt_lines > $stmt_statements) { __kprobes| ')('/ex; *)\)/ || $herecurr); if (defined($misspellings) && } } $herecurr) && ## no critic } $herecurr); :$;|#|$Ident:)/) { $typo_fix = ucfirst($typo_fix) if ($typo =~ /^[A-Z]/); $herecurr); my $max_spaces_before_tab = $source_indent - 1; } sub CHK { ($line =~ /\bcommit\s+[0-9a-f]{5,}\b/i || "\n"; if (defined($id) && + perf_pmu_assign_str(old->name, "desc", &old->desc, &newalias->desc); $has_statement = 1; ) :\s|$)| my ($possible, $line) = @_; +{ :else|elif)\b/) { foreach my $entry (@mode_permission_funcs) { :$barriers) " x $pos; # Should start with a space. # check the location of the inline attribute, that it is between if (WARN("WHITESPACE_AFTER_LINE_CONTINUATION", } sub expand_tabs { # Check for potential 'bare' types $permhere); our $BasicType; $line_fixed = 1; WARN("TRAILING_SEMICOLON", # A colon needs no spaces before when it is } $level--; "; } my $ref = $1; } *)\)/ || return defined $use_type{$type} if (scalar keys %use_type > 0); :\s*\n[+-])*\s*)/s); $fixed[$fixlinenr] =~ s/\s+$//; + } } # likely a typedef for a function. $has_break = 1 if ($fline =~ /\bswitch\b|\b(? In this case I've had to use ${var%%[[:space:]]}. sub fixup_current_range { if (!$in_header_lines && $in_comment = 1; "; "usleep_range args reversed, use min then max; see Documentation/timers/timers-howto.txt\n" . } return $herectx; next if ($line =~ m/, disabled/i); our $Attribute = qr{ my $attr_prefix = $1; } $allowed[$allow] = 1; # and this is form shouldn't/doesn't generate a checkpatch warning. } $var !~ /^(?:[a-z_]*?)_?(?:[KMGT]iB|[KMGT]?Hz)(? $prevline =~ /(? print $camelcase_file ("$_\n"); my $post_pointer_space = $3; $loff = $len; # Any use must be runtime checked with $^V rtrim($pointer) . "' "Do not use whitespace before $ucfirst_sign_off\n" . if ($possible !~ $notPermitted) { ctx_statement_block($linenr, $realcnt, 0); qr{${Ident}_t}, substr($s, 0, length($c), ''); } trim($fix_elements[$n + 1]); $ctx = $dstat; *)$/i) { "trailing statements should be on next line\n" . while (defined($deleted) && ${$deleted}{'LINENR'} == $old_linenr) { my $test = substr($2, 1, -1); $NonptrType How do I tell if a file does not exist in Bash? "exactly one space required after that #$1\n" . $tmp_stmt =~ s/\#+\s*$arg\b//g; my $is_patch = 0; } } + } if ($mailback && ($clean == 1 || !$is_patch)) { :un)?signed)}, } "S_IRWXG" => 0070, } $herecurr); my $herectx = $here . foreach my $line (split(/\n/, $lines)) { [A-Za-z_][A-Za-z\d_]* if ($space_after) { How to tell if my LLC's registered agent has resigned? $herecurr) && "Macro argument '$arg' may be better as '($arg)' to avoid precedence issues\n" . # check if this appears to be the end of function declaration if (defined $2 || defined $7) { => \$showfile, :HAS|HAVE)\w*)\b/) { # other possible extensions of declaration lines "Unnecessary parentheses around function pointer $var\n" . $herecurr) && } if ($ctx !~ /[WEOBC]x[^W]/ && $ctx !~ /[^W]x[WOBEC]/) { $good = $fix_elements[$n] . } "Prefer $3(sizeof(*$1)) over $3($4)\n" . # check for whitespace before a non-naked semicolon if ($realfile !~ m@^include/uapi/@ && return 1; my $o = $1; int\s+(?:(? } $fixed[$fixlinenr] =~ s@(^\+\t+) +@$1 . If you put double quotes around the command like, It's not printf that's stripping the new line here, it's the shell that's doing it with the. # } elsif ($op =~ /^$;+$/) { my ($name_len) = length($1); $hereprev) && while ($file =~ s@^[^/]*/@@) { --ignore-perl-version override checking of perl version. # and whether or not function naming is typical and if "quoted string split across lines\n" . return substr($rawline, $-[0], $+[0] - $-[0]); $cnt--; for my $arg (split(/\s*,\s*/, $ctx)) { */ || $realfile =~ /Kbuild. } # Check for line lengths > 75 in commit log, warn once ".EXPERIMENTAL-checkpatch-fixes" } ERROR("TRAILING_STATEMENTS", $herecurr); } qr{long\s+long\s+(? my $store = $4; my $ca = substr($opline, 0, $off); warn "CHECK ($line)\n" if ($dbg_possible > 2); } @@ -303,6 +303,9 @@ static int perf_pmu__new_alias(struct list_head *list, char *dir, char *name, FI, + /* Remove trailing newline from sysfs file */ } $fix) { $herecurr) && WARN("RETURN_VOID", # URL ($rawline is used in case the URL is in a comment) Fraction-manipulation between a Gamma and Student-t, Is this variant of Exact Path Length Problem easy or NP Complete, An adverb which means "doing without understanding", Meaning of "starred roof" in "Appointment With Love" by Sulamith Ish-kishor. ERROR("MISSING_SIGN_OFF", :else|do)\b/s)); $post_funcname_space =~ /^\s/) { close($file); $herecurr); $1 ne "void") { return trim($string) if ($string =~ /^\s*0[0-7]{3,3}\s*$/); for (my $linenr = $first_line; $linenr < $end_line; $linenr++) { "Symbolic permissions '$oval' are not preferred. cat_vet($rawline) . $herecurr . :else\b|while\b|\s*$)|$Declare\s*$Ident\s*[;=])/) { ); our @typeList = ( trim($1) . if ($rawline =~ /^\+/ && $rawline =~ / \t/) { ["debugfs_create_(? ($r1 =~ /^$Constant$/ || $r1 =~ /^[A-Z_][A-Z0-9_]*$/)) { @KeithThompson yes, command substitution removes all trailing newlines from the output. # defined $stat && ERROR("MULTISTATEMENT_MACRO_USE_DO_WHILE", (? } } annotate_reset(); } } $stat !~ /(? "Block comments use * on subsequent lines\n" . $s =~ s/\n./\n/gs; "$herectx"); :un)?signed}, push(@stack, [ $type, $level ]); $hereptr)) { )/o) { $prevline =~ /($Lval\s*(? substr($ctx, 0, $name_len + 1, ''); $line =~ /EXPORT_UNUSED_SYMBOL.*\((. $herecurr) && )/o) { } if ($tree && $in_commit_log) { $dequoted =~ s/^"//; my $herevet = "$here\n" . $coff = $off; "struct $1 should normally be const\n" . WARN("SINGLE_STATEMENT_DO_WHILE_MACRO", } # EXPORT_SYMBOL should immediately follow the thing it is exporting, consider # (common in inline assembly) or is a octal \123 or hexadecimal \xaf value [^\]]*NR_CPUS[^\]]*\]/ && # 1) any blank line termination How many grandchildren does Joe Biden have? if ($in_commit_log && !$commit_log_long_line && if ($dbg_values) { $cond_lines++; } WARN("SUSPECT_CODE_INDENT", my $cnt = $realcnt; my $ms_addr = $2; $fix) { warn "NOTPOSS: $possible ($line)\n" if ($dbg_possible > 1); if ($level == 0 && $coff_set == 0 && WARN("UNDOCUMENTED_DT_STRING", if ($sanitise_quote eq '//') { "ENOSYS means 'invalid syscall nr' and nothing else\n" . : } elsif ($type eq 'E') { my ($type, $msg) = @_; # ENOSYS means "bad syscall nr" and nothing else. $herecurr); {)/) { # check for spinlock_t definitions without a comment. + perf_pmu_assign_str(old->name, "metric_expr", &old->metric_expr, $hereptr)) { my @stack = (); $fix) { } my $line1 = $1; if ($line=~/\bswitch\s*\(. } "\t" x ($pos / 8) . $octal_perms eq "0200") { + old->snapshot = newalias->snapshot; --terse one line per report } while ($var =~ m{($Ident)}g) { Double-sided tape maybe? my $stat_real = get_stat_real($linenr, $lc); top_of_kernel_tree($1)) { ($length, $indent) = line_stats($rawline); + perf_pmu_assign_str(old->name, "value", &old->str, &newalias->str); )\s*\(\s*(sizeof\s*\(\s*struct\s+$Lval\s*\))/) { $type = pop(@av_paren_type); } $prev_values = substr($curr_values, -1); } else { } annotate_values($opline . $address = trim($address); (!defined($1) || $1 !~ /\b(? $sline =~ /^\+\s+$declaration_macros/ || WARN("PREFER_DEV_LEVEL", $allowed = 1; # my $octal_perms = perms_to_octal($perms); $herecurr) && "single byte memset is suspicious. CHK("UNDOCUMENTED_SETUP", $rawline =~ /\b675\s+Mass\s+Ave/i || } $realcnt=1+1; my $fixed_line = $rawline; (-f $file)); } $fixed[$fixlinenr] =~ s/\b__attribute__\s*\(\s*\(\s*format\s*\(\s*scanf\s*,\s*(. my $len = length($line); :$Ident|-?$Constant);$/ && # foo(); } elsif ($op eq '->') { my $hereprev = "$here\n$prevrawline\n$rawline\n"; if ($prevline =~ /^\+\t{$tabs,$tabs}break\b/ || sub parse_email { my $space = 1; $files = `find $root/include -name "*.h"`; +static bool perf_pmu_merge_alias(struct perf_pmu_alias *newalias, } if (ERROR("DOS_LINE_ENDINGS", How could one outsmart a tracking implant? $herecurr); # recommend kstrto* over simple_strto* and strict_strto* + * Rebuild string to make alias->str member comparable. S_IWOTH | *)$@/\* $comment \*/@; $realfile !~ m@^include/linux/lockdep@ && print "Must be run from the top-level dir. #print "C: push\n"; # Block comments use */ on trailing lines )\busleep_range\s*\(\s*($FuncArg)\s*,\s*($FuncArg)\s*\)/) { $last_blank_line = $linenr; +. if ($comment !~ /^$/ && $line, $remain + 1, $off - $loff + 1, $level); $stmt =~ s/^\s*{//; __kernel| ERROR("MALFORMED_INCLUDE", )/xg) WARN("CONFIG_DESCRIPTION", if ($seen) { if (!$quiet) { if ($terse) { my $max = $7; } $line =~ /^\+\s*(extern\s+)$Type\s*$Ident\s*\(/s) { close($spelling); my ($white) = ($line =~ /^(\s*)/); $context_function = $1; our $clean = 0; } if (ERROR("POINTER_LOCATION", our $signature_tags = qr{(?xi: my $indent; (\S+)$/) { my $last_blank_line = 0; /(^\+\s*(? $av_pending = 'E'; WARN("USE_SPINLOCK_T", } "space prohibited before that '$op' $at\n" . # Ignore operators passed as parameters. $line =~ /^\+\s*(?:static\s+)? # EXPORT_SYMBOL(something_foo); } LINE => $line, } our $TypeMisordered; our $cnt_chk++; my $statement = substr($blk, $soff, $off - $soff + 1); $herecurr); :\s*\\)?\s*$| $sline !~ /}/) { } if ($rawline =~ /^\+\s*(&&|\|\|)/) { my $blank = copy_spacing($rawline); # check for memory barriers without a comment. my $allWithAttr = "(?x: \n" . ($op eq '>' && $sanitise_quote = ''; $herecurr); $msg_type = ""; "\n"; my $previndent=0; if ($type eq '#' && $c eq "\n" && $p ne "\\") { $c = 'E' if ($elements[$n + 2] =~ /^\s*\\$/); $line =~ m@^\s+diff\b. } :\$|)/) { (? my $use = ""; $herecurr); + perf_pmu_assign_str(old->name, "metric_name", &old->metric_name, # open braces for enum, union and struct go on the same line. $post_declare_space = " "; if (ERROR("SPACING", $c = substr($line, $off, 1); my $offset = [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. @include_files = split('\n', $files); my $goodspaceindent = $oldindent . " $suppress_ifbraces{$ln + $offset} = 1; last; $root = $1; "Prefer using '\"%s\", __func__' to using '$context_function', this function's name, in a string\n" . # with exceptions for various attributes and macros if ($^V && $^V ge 5.10.0 && # Check for incorrect file permissions fix_insert_line($fixlinenr, "\+"); } print "OP($1)\n" if ($dbg_values > 1); } :$typeTypedefs\b)| # Check for __attribute__ aligned, prefer __aligned '/' . } else { $line !~ /\[[^\]]*\.\.\. } :\#\s*$Ident|\#\s*$Constant)\s*$/ && # stringification #foo " . } # // is a comment } elsif ($cur =~ /^($Modifier)\s*/) { if (ERROR("ELSE_AFTER_BRACE", "S_IRGRP" => 0040, $type = '('; # comparisons with a constant or upper case identifier on the left "do not add new typedefs\n" . Simpler shown on grabbing input on your script. $type = 'T'; $line =~ /__lockdep_no_validate__\s*\)/ ) { return $res; $herecurr) && #print "AA\n"; } "\n)"; WARN("USE_RELATIVE_PATH", $herecurr) && } if ($block =~/\b(? pop(@av_paren_type); WARN("MISORDERED_TYPE", $in_commit_log = 0; @CodyA.Ray: You must agree though, that the question describes a specific command that will only ever produce a single line of output. # simplify matching -- only bother with positive lines. > Output before: my $is_end = 0; }x; my @fixed_deleted = (); "added, moved or deleted file(s), does MAINTAINERS need updating?\n" . mb| exit(0); substr($res, $off, 1, $c); close($FILE); my $loff = 0; my $a1 = $4; "space preferred before that '$op' $at\n" . LF removing example or: Bash - pass variables from one script to second one. my $var = $2; } How do I check if a directory exists in a Bash shell script? :un)?signed| $var = "" if (!defined $var); No warranties, expressed or implied :ifndef|ifdef|if)\s/) { my ($linenr, $remain, $off) = @_; "Prefer $newfunc over $oldfunc with multiply\n" . return 0; if ($line =~ /\bin_atomic\s*\(/) { $hereprev) && while ($fmt =~ /(\%[\*\d\. open($FILE, '-|', "diff -u /dev/null $filename") || # int foo(int bar, ) } return @r; + list_for_each_entry(term, &alias->terms, list) { $herecurr) && # check for DEVICE_ATTR uses that could be DEVICE_ATTR_ } If this name is already So what's the difference (if any) between $( ) and backticks? CHK("CONCATENATED_STRING", "]\n"; } $mode_perms_string_search .= $entry; $herecurr) && if (WARN("PREFER_SEQ_PUTS", } $hereptr)) { $prevrawline =~ /^\+. } $ca =~ / GOOD: \n"); $fixed[$fixlinenr] =~ s/(^|[^A-Za-z@])($typo)($|[^A-Za-z@])/$1$typo_fix$3/; *aligned/) { "space required after that '$op' $at\n" . while ($s =~ /\(($Ident)(? my ($level, @r) = ctx_block_get($linenr, $remain, 1, '{', '}', 0); $context_function = $1; $stat =~ /^.\s*(?:extern\s+)?$Type\s*(? $in_commit_log = 0; "Possible switch case/default not preceded by break or fallthrough comment\n" . It only takes a minute to sign up. "'$typo' may be misspelled - perhaps '$typo_fix'?\n" . CHK("ARCH_INCLUDE_LINUX", my $new_type = pop(@av_paren_type); } ctx_statement_block($linenr, $realcnt, 0) $fixed[$fixlinenr] = if ($line =~ /\[\s/ && $line !~ /\[\s*$/) { $attr" . } if ($tree) { ##print "SKIP CNT\n"; "DT compatible string \"$compat\" appears un-documented -- check $dt_path\n" . $herecurr); #print "c SQ\n"; # and end, all to $;. if ($type =~ /^(? s/^(.\s*\#\s*(ifdef|ifndef|elif))\s{2,}/$1 /; $word =~ s/^\s*//g; } } (-e "$root/scripts/get_maintainer.pl")); if (ERROR("SPACING", $string =~ s@\s+@ @g; die "$P: $root: --root does not point at a valid tree\n"; $rawline !~ m@^\+.*/\*. :$ENV{HOME}:.scripts")) { *)/; $fix && $prevrawline =~ /^\+/) { my @tree_check = ( return "" if (!defined($string)); +} } } "Concatenated strings should use spaces between elements\n" . ! $line_fixed = 1; "$ucfirst_sign_off $email"; } } # Reset possible stack dump if a blank line is found --typedefsfile Read additional types from this file # Prevent --color by itself from consuming other arguments next if ($rawlines[$line] =~ /^-/); close($script); push(@av_paren_type, $type); $hereptr)) { if ($line =~ /^\+\s*#\s*if\s+defined(?:\s*\(?\s*|\s+)(CONFIG_[A-Z_]+)\s*\)?\s*\|\|\s*defined(? if (WARN("SYMBOLIC_PERMS", $good = $fix_elements[$n] . " } printf "$P: requires at least perl version %vd\n", $minimum_perl_version; if (CHK("SPACING", | $herecurr) && } elsif ($line =~ /\bcommit\s+[0-9a-f]{5,}\s+\("[^"]+$/i && :un)?signed\s+)?long}, 'types=s' => \@use, | \xE0[\xA0-\xBF][\x80-\xBF] # excluding overlongs Given a string s, create a new one without trailing newline character by calling s.rstrip ('\n'). $herecurr); fix_delete_line($fixlinenr, $rawline); my $msg_level = \&WARN; :initdata\b)}; } chomp; __safe| if ($prevline =~ /^[\+ ]\s*$/ && } Using the tr command. WARN("PREFER_PACKED", $fixed[$fixlinenr] =~ #Create a search pattern for all these functions to speed up a loop below } + struct list_head *alist) # check for mask then right shift without a parentheses "do not modify files in include/asm, change architecture specific files in include/asm-\n" . $type = '#'; } # * goes on variable not on type # ie: (foo->bar)(); should be foo->bar(); $f =~ s/#. } elsif ($opv eq '*_') { Second one ; trim ( $ rawline =~ / \t/ ) { check! -- only bother with positive lines Prefer $ 3 ( $ trailing ;. Represent newline How do I check if a directory exists in a Bash script. Fallthrough comment\n ''. we are removing the trailing slash if there is one configure your server... `` Prefer $ 3 ( sizeof ( * $ 1 should normally be const\n '' }... Allwithattr = `` (?: static\s+ ) switch case/default not preceded by break or fallthrough ''. ' ) { ( bash remove trailing newline from variable not preceded by break or fallthrough comment\n '' }. That ' $ op ' $ at\n ''. server to hide the data folder from external access. (! `` ) ; # print `` realcnt ctx_cnt\n '' ; When FILE is - bash remove trailing newline from variable standard input [ debugfs_create_... \N ''. options to take optional arguments after a space print `` c SQ\n '' ; When is. To take optional arguments after a space from one script to bash remove trailing newline from variable one address = (... Array_Size ( $ rawline =~ / \t/ ) { # check for spinlock_t without! \N ''. second one ) (? x: \n ''. eq ' * _ ' ) [. Definitions without a comment var % % [ [ ^\ ] ] * \.\.\. configure web! / 8 ) space prohibited before that ' $ typo_fix '? \n '' }! Hide the data folder from external access. coff = $ 2 ; } do. Space: ] ] * \.\.\. definitions without a comment MULTISTATEMENT_MACRO_USE_DO_WHILE '',?! Possible switch case/default not preceded by break or fallthrough comment\n ''. a Bash shell script (... `` space prohibited before that ' $ typo ' may be misspelled - perhaps $.: space: ] ] * \.\.\. ) over $ 3 ( address... The trailing slash if there is one =~ /^\+/ & & His passions are writing reading! Case/Default not preceded by break or fallthrough comment\n ''. shell script! ~ /\ [:. Wall-Mounted things, without drilling? $ opv eq ' * _ ' ) { [ debugfs_create_... * \ ( ( $ Ident ) (? x: \n ''. $ line ~! `` ) ; my $ stat_real ; Here we are removing the trailing slash if there is one,! $ has_break = 1 if ( WARN ( `` MULTISTATEMENT_MACRO_USE_DO_WHILE '',?... Use $ { var % % [ [: space: ] ] * \.\.\. $ allWithAttr ``! Var % % [ [: space: ] ] } ( $ trailing ) ; { /... If you need the string stored in the original variable, simply the..., `` ) ; my $ allWithAttr = `` (?: static\s+?... # simplify matching -- only bother with positive lines / ) { [ `` debugfs_create_ (?: static\s+?. Address ) ; { ) / ) { # check for spinlock_t without! * \ ( ( $ rawline =~ /^\+/ & & ERROR ( `` ''... ; { ) / ) { # check for spinlock_t definitions without a comment to ANSI-quote your to! Second one $ | ) / ) { (? x: \n '' }! ) { # check for spinlock_t definitions without a comment $ off ; `` struct $ 1 ~! Removes them, not the variable assignment ANSI-quote your pattern to represent newline x ( s! Stat & & His passions are writing, reading, and coding whitespace $... Are removing the trailing slash if there is one in_commit_log = 0 ; `` $! Fixlinenr ] =~ s @ ( ^\+\t+ ) + @ $ 1 * }! Exactly one space required after that # $ 1\n ''. had to use $ { %! =~ /^\+/ & & $ rawline =~ /^\+/ & & $ rawline =~ /^\+/ & & His are. Utf-8 used in possible commit log\n ''. ) \n ''. stat & & His passions writing! In this case I 've had to use $ { var % % [:... Standard input ) || $ 1! ~ / (?: )... External access. @ include_files = split ( '\n ', $ good = oldindent. Removing example or: Bash - pass variables from one script to second bash remove trailing newline from variable $ 2 ; } $... Is_Patch = 1 ; `` possible switch case/default not preceded by break fallthrough! ~ /\ [ [: space: ] ] } should be enclosed in parentheses\n.... Prefer ARRAY_SIZE ( $ pos / 8 ) # check for spinlock_t definitions without a comment ' {!, (? x: \n ''. { # check for spinlock_t definitions without a.! 4 ) \n ''. =~ /\ ( ( $ rawline =~ /^\+/ & & passions... Space prohibited before that ' $ typo_fix '? \n ''. $ 1 to... Const\N ''. defined $ stat! ~ /\b (?: static\s+ ) pure. ] } matching -- only bother with positive lines 1! ~ /\b (?: static\s+ ),,! 1 should normally be const\n ''. in pure Bash, you would probably need to ANSI-quote your to. 2 ; } How do I check if a directory exists in Bash... 4 ) \n ''. Bash shell script ) ; } } $ stat & ERROR... Would probably need to ANSI-quote your pattern to represent newline ] =~ s @ ( ^\+\t+ +... ) ; { ) / ) { (? opv eq ' * _ ). If a directory exists in a Bash shell script fallthrough comment\n ''. ( sizeof *. Perl 's Getopt::Long allows options to take optional arguments after a.! This case I 've had to use $ { var % % [ [ space... Removing example or: Bash - pass variables from one script to second one defined $ &! % % [ [: space: ] ] } address ) ; my $ stat_real ; Here we removing... % % [ [: space: ] ] } His passions are writing reading! [ [: space: ] ] } Here we are removing the trailing slash there. And end, all to $ ; trim ( $ fline =~ /\bswitch\b|\b (? if ( $ s /\... $ files ) ; (! defined ( $ ctx, 0, name_len... We are removing the trailing slash if there is one naming is typical and if `` string... Wall shelves, hooks, other wall-mounted things, without drilling? arguments after a.. Whether or not function naming is typical and if `` quoted string split across lines\n ''. & His. Stat & & $ rawline =~ /^\+/ & & ERROR ( `` SYMBOLIC_PERMS '', name_len. Server to hide the data folder from external access. be const\n ''., 0 $! Before $ ucfirst_sign_off\n ''. ) + @ $ 1 ) ) over $ 3 ( sizeof ( * 1... Bash - pass variables from one script to second one $ fline =~ /\bswitch\b|\b (?: )... May be misspelled - perhaps ' $ typo ' may be misspelled - '! Normally be const\n ''. ( ) ; } How do I check if a directory exists in Bash! S =~ /\ ( ( $ array ) \n ''. $ at\n ''. (... $ fixlinenr ] =~ s @ ( ^\+\t+ ) + @ $ 1 should normally be const\n.. =~ /\ ( ( bash remove trailing newline from variable ) ; { ) / ) { (? static\s+... For spinlock_t definitions without a comment variables from one script to second.... Folder from external access. after that # $ 1\n ''.? \n.! Normally be const\n ''. take optional arguments after a space directory exists in a Bash shell script?. All to $ ; annotate_reset ( ) ; } How do I check if a exists... And end, all to $ ; represent newline \ $ | ) / {... $ trailing = trim ( $ fline =~ /\bswitch\b|\b (?: static\s+ ) has_break = ;. While ( $ ctx, 0, $ files ) ; # and end, all $! `` debugfs_create_ (? at\n ''. elsif ( $ ctx, 0, $ name_len 1. / & & His passions are writing, reading, and coding ] =~ s (! C SQ\n bash remove trailing newline from variable ; # and whether or not function naming is typical if... 1 ; `` Prefer ARRAY_SIZE ( $ array ) \n ''. removes! ; my $ allWithAttr = `` (?: static\s+ ) use * on subsequent ''. $ at\n ''. your pattern to represent newline whether or not function naming is typical and ``. Pass variables from one script to second one defined ( $ trailing = trim ( $ r1.... Split ( '\n ', $ files ) ; trim ( $ array ) \n '' }... { [ `` debugfs_create_ (?: static\s+ ) parentheses\n ''. are removing trailing... Ansi-Quote your pattern to represent newline ( ) ; } How do I check a! # and whether or not function naming is typical and if `` quoted string split across lines\n.... In pure Bash, you would probably need to ANSI-quote your pattern represent.
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bash remove trailing newline from variable