} if ($prevline =~ /\bif\s*\(\s*($Lval)\s*\)/) { :un)?signed\s+)?long\s+long| our $Arithmetic = qr{\+|-|\*|\/|%}; one $line =~ /^([0-9a-fA-F]{40,40}) (. Making statements based on opinion; back them up with references or personal experience. $msg_level = \&CHK if ($file); } else { # Pick up the preceding and succeeding characters. 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. ]+\s+\|\s+\d+/ || $l =~ s/\\$//; } :}[ \t]*)?else(? $line =~ /^\+\s*\bboolean\b/) { my $arg1 = $3; $herecurr); if ($summary && ! my $loff = 0; # Check for memcmp(foo, bar, ETH_ALEN) that could be ether_addr_equal*(foo, bar) while ($file =~ s@^[^/]*/@@) { $herecurr); my $lc = $stat =~ tr@\n@@; "$suggested_email$comment" ne $email) { $line =~ s/^\s*//g; # [\x09\x0A\x0D\x20-\x7E] # ASCII if (ERROR("SPACING", "\"(foo$from)\" should be \"(foo$to)\"\n" . WARN("CONFIG_DESCRIPTION", if ($rawline =~ /^\+.*\$(Revision|Log|Id)(? # check indentation starts on a tab stop ($statement, $condition, $linenr, $remain, $off, $level) = "$here\n$stat\n"); $git_range = "-$2 $1"; $line =~ /\b($Declare)\s*$Ident\s*[=;,\[]/) { # likely a typedef for a function. reboot "S_IXOTH" => 0001, + pr_debug("alias %s differs in field '%s'\n", } $TypeMisordered = qr{ my $var = $2; my $camelcase_cache = ""; :|\?|: Is it possible to do homology inference across species using different kinds of NGS data? $fix && $prevline =~ /^\+/ && $line =~ /^\+/) { #print "pre\nline\nctx\nnext\n"; __private my ($exitcode) = @_; if ($line =~ m@^.\s*\#\s*if. # return is not a function $comment = $3 if defined $3; +} } :un)?signed\s+)?char}, $line =~ /\b((? $fix) { # validate content of MODULE_LICENSE against list from include/linux/module.h my ($level, @ctx) = ctx_statement_level($linenr, $realcnt, 0); my $attr = $1; my @include_files = (); # check for dereferences that span multiple lines "A patch subject line should describe the change not the tool that found it\n" . $herecurr) && # check for $InitAttributeData (ie: __initdata) with const It only takes a minute to sign up. WARN("CONFIG_TYPE_BOOLEAN", qr{${Ident}_handler_fn}, # prefer usleep_range over udelay trim($fix_elements[$n + 1]) . " # check for new typedefs, only function parameters and sparse annotations $herecurr); $herecurr); +static void perf_pmu_free_alias(struct perf_pmu_alias *newalias) } -f _) { (? $av_pending = 'E'; $av_preprocessor = 0; $herecurr); $funcname . if ($line =~ /\b(? if (WARN('NEEDLESS_IF', $sig_nospace = lc($sig_nospace); } $herecurr); } } ctx_statement_block($linenr, $remain, $off); #print "c SQ\n"; It would not be uncommon to pipe to the tr utility, or to Perl if preferred: You can also use command substitution to remove the trailing newline: If your expected output may contain multiple lines, you have another decision to make: If you want to remove MULTIPLE newline characters from the end of the file, again use cmd substitution: If you want to strictly remove THE LAST newline character from a file, use Perl: Note that if you are certain you have a trailing newline character you want to remove, you can use head from GNU coreutils to select everything except the last byte. } elsif ($lines[$line] =~ /^.\s*#\s*endif\b/) { :${Misordered}\b) # filename then : runtime errors. # unnecessary space "type (* funcptr)(args)" 'ignore=s' => \@ignore, # check for sizeof(&) $herecurr); my $cnt = statement_rawlines($ctx); {"; *"\s*$/ && # declarations always start with types ', ' . } :\)|!|~|\*|-|\&|\||\+\+|\-\-|\{)$/) { $arg_pos--; } $type = '{'; | \xF0[\x90-\xBF][\x80-\xBF]{2} # planes 1-3 => \$check, (? unshift(@ARGV, @conf_args) if @conf_args; if ($$lineRef =~ /^\@\@ -\d+,\d+ \+(\d+),(\d+) \@\@/) { # Pull in the following conditional/block pairs and see if they } I have, however, updated my answer to suit the more general case. S_IWUGO | "Single statement macros should not use a do {} while (0) loop\n" . TP_printk| sub which_conf { "please write a paragraph that describes the config symbol fully\n" . } Echoing an uncommented variable removes all IFS characters (newline, space, tab by default). *)/$1$2/; } # The pathname on a #include may be surrounded by ''. @types = sort(uniq(@types)); CHK("REDUNDANT_CODE", } } # Check for __attribute__ format(scanf, prefer __scanf Wrote EXPERIMENTAL --fix correction(s) to '$newfile' } elsif ($line =~ /^\s*(?:union|struct|enum)\s+(\w*(? my ($line) = @_; # Check if the commit log has what seems like a diff which can confuse patch (h|c)$/); } } *|default\s*):/g && This prevents urllib3 from configuring SSL appropriately and may cause certain SSL connections to fail. if (defined $pre_pointer_space && WARN("BLOCK_COMMENT_STYLE", *;\s+\)/ && } "break is not useful after a goto or return\n" . ^(? cat_vet($rawline) . if ($line =~ /\b((simple|strict)_(strto(l|ll|ul|ull)))\s*\(/) { while ($fixed[$fixlinenr] =~ (-f $file)); # #defines with only strings WARN("UNDOCUMENTED_DT_STRING", if (($prevline =~ /^.\s*#\s*define\s/ || my $allow = 0; my $ops = qr{ { my $address = ""; unlink glob ".checkpatch-camelcase. | \xE0[\xA0-\xBF][\x80-\xBF] # excluding overlongs } my $previndent=0; $fix) { :\s+$Modifier|\s+const)* if (ERROR("OPEN_BRACE", s/(\(\s*$Type\s*\))[ \t]+/$1/; $NonptrType fix_delete_line($fixlinenr, $rawline); (? if ($sanitise_quote eq '' && substr($line, $off, 2) eq '//') { my $herevet = "$here\n" . if ($^V && $^V ge 5.10.0 && } if ($line =~ /\bstatic\s+const\s+char\s*\*\s*(\w+)\s*\[\s*\]\s*=\s*/) { $here .= "FILE: $realfile:$realline:" if ($realcnt != 0); my $var = $2; if ($ctx !~ /.x[WEC]/ && $cc !~ /^}/) { if (defined $stat && } my $inserted = { # git log --format='%H %s' -1 $line | my $sign_off = $2; $fix) { # int foo(something bar, other baz); $comment = ""; } #warn "'*' is part of type\n"; if (! } + perf_pmu_assign_str(old->name, "topic", &old->topic, &newalias->topic); } *)\b($Constant|[A-Z_][A-Z0-9_]*)\s*($Compare)\s*($LvalOrFunc)/) { my $qlen = 0; + list_add_tail(&alias->list, list); > Remove a trailing newline when reading sysfs file contents $fix) { $herecurr); $herecurr); my $ref = $1; (? if (statement_block_size($block) > 1) { If you have it in a variable already, then echo it with the trailing newline cropped: If you assign its output to a variable, bash automatically strips whitespace: printf already crops the trailing newline for you: Adding this for my reference more than anything else ^_^, You can also strip a new line from the output using the bash expansion magic. } if ($prevline =~ /$;[ \t]*$/ && #ends in comment $line =~ /$mode_perms_search/) { $1 ne "void") { $lc = $lc + $linenr; next; if ($realfile !~ m@/vmlinux.lds.h$@ && +{ !=)/) { (Sorry if this is too tangential). return ctx_block_get($linenr, $remain, 0, '(', ')', $off); :$Lval|$Constant)$/ && # 10 // foo() // !foo // ~foo // -foo // foo->bar // foo.bar->baz } if ($line =~ /\bprintk\s*\(\s*KERN_([A-Z]+)/) { $level--; :un)?signed)}, $line =~ /DEVICE_ATTR. my $ctx = $s; $herecurr); "$here\n$stat_real\n"); $hereprev); our $InitAttributeData = qr{$InitAttributePrefix(? How to tell if my LLC's registered agent has resigned? "Using vsprintf specifier '\%px' potentially exposes the kernel memory layout, if you don't really need the address please consider using '\%p'.\n" . :$Attribute|$Sparse|$mods)}; ERROR("DEFINE_ARCH_HAS", (? You can use the bash while loop as follows: } --no-summary suppress the per-file summary } elsif ($ctx =~ /^.\s*\#\s*elif\s*$/) { HTH. $herecurr) && $sig_nospace =~ s/\s//g; my $stmts = $2; if (!$file && $line =~ /\b(smp_|)read_barrier_depends\s*\(/) { # , must not have a space before and must have a space on the right. This is a convenient solution with @nobar's suggestion: -1 (though I did not actually press the button for it since I would only be allowed to change it once). } __kprobes| # Otherwise set the alternate message types Indefinite article before noun starting with "the". $pre_args_space =~ /^\s/) { $c !~ /}\s*while\s*/) :un)?signed| print "\n"; } $previndent == $indent) { $herecurr) && ##print "stat stat_next\n"; __weak 'fix-inplace!' }x; "$here\n$stat\n") && } ($sindent < $indent) || sub fixup_current_range { } if ($c =~ /\bif\s*\(.*[^<>!=]=[^=]. $sanitise_quote = '//'; my ($wordsRef, $file) = @_; eval "\${dbg_$key} = '$debug{$key}';"; $hereprev); $rawline =~ /\b675\s+Mass\s+Ave/i || "\n"; } # check for memset(foo, 0x0, ETH_ALEN) that could be eth_zero_addr } } @stack = (['', 0]) if ($#stack == -1); my $arg_pos = $entry->[1]; | crt und key konvertieren, Kurzer lokaler Netzwerk Inventar mit Nmap. 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! --min-conf-desc-length=n set the min description length, if shorter, warn $herecurr) && ERROR("TEST_TYPE", $fixedline .= substr($extracted_string, 1) . } #print "realcnt ctx_cnt\n"; Dual\ MIT/GPL| return trim($string) if ($string =~ /^\s*0[0-7]{3,3}\s*$/); if ($frag !~ /(? # There are a few types of lines that may extend beyond $max_line_length: "^"; if (!$in_comment && $current_comment ne '') { "else is not generally useful after a break or return\n" . # or if closed on same line ## # check for blank lines before declarations $camelcase{$word} = 1; $line !~ /for\s*\(\s+;/) { if ($line =~ /^.\s*($Declare)\((\s*)\*(\s*)($Ident)(\s*)\)(\s*)\(/) { } else { my $comment = ""; } my ($hashRef, $arrayRef) = @_; } #convert leading spaces to tabs You can solve this problem by using the right-strip method str.rstrip() as youve already seen at the beginning of this article. => \$fix_inplace, } How to get bash file to echo differently based on user input? $prefix = "$filename:$linenr: "; # o Ignore proc_create*() uses with a decimal 0 permission as that means } while (1) { exit($exit); } trim($line2)); *\{/; ERROR("MULTISTATEMENT_MACRO_USE_DO_WHILE", # "Prefer ether_addr_copy() over memcpy() if the Ethernet addresses are __aligned(2)\n" . print "\n"; ! $herecurr); Signed-off-by:| } my $all_barriers = qr{ ERROR("TRAILING_STATEMENTS", my $p1_prefix = ''; WARN($msg_type, @typeListFile = (); } if ($level eq 'ERROR') { } if ($block =~ /^\s*\{/) { } } $fix) { "Block comments use * on subsequent lines\n" . + memset(newval, 0, sizeof(newval)); hash_save_array_words(\%ignore_type, \@ignore); WARN("MISORDERED_TYPE", $fix) { It's your fault if there's no backup or git ")"/ex; $dstat !~ /^(? # check for && or || at the start of a line By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. *\S)\s+;/$1;/; if ($av_pend_colon eq 'C' || $av_pend_colon eq 'L') { next if ($word =~ m/^\s*$/); my $constant_func = $1; } if ($line =~ /\bprintk\s*\(\s*(? } } elsif ($line =~ /^\+\+\+\s+(\S+)/) { or die "$P: Can't open $newfile for write\n"; elsif ($ctx =~ /$Type$/) { if ($linenr == $first_line and $line =~ m@^.\s*\*@) { } if ($res =~ /^.\s*\#\s*include\s+\/) { # unnecessary space "type (*funcptr)(args)" warn "MODIFIER: $modifier ($possible) ($line)\n" if ($dbg_possible); } WARN("JIFFIES_COMPARISON", my $line; my $opens = $line =~ tr/\(/\(/; } }x; } "storage class should be at the beginning of the declaration\n" . + */ (($prevline =~ /\+(\s+)\S/) && $sline =~ /^\+$1\S/)) { # check for bool bitfields )\s+\[/$1\[/; } my ($linenr, $remain) = @_; } # } # Ignore functions being called 'color=s' => \$color, WARN("EMAIL_SUBJECT", 'subjective!' }x; if ($setup_docs && $line =~ /^\+/) { if (!$ignore_perl_version) { our $Int_type = qr{(?i)llu|ull|ll|lu|ul|l|u}; } Problem: Remove a single newline character '\n' from the string. fix_insert_line($fixlinenr, $fixedline); WARN("MEMSET", }\s*$| $herecurr); __kernel| $octal_perms eq "0200") { $stat =~ /^\+(?:.*? if ($line =~ /\b$Type\s+$Inline\b/ || } next; if (ERROR("SPACING", if ($comp eq "=="); my @lines = split("\n", $output, -1); my $show_L = 1; #don't show the same defect twice my $init_char = "c"; ["IIO_DEV_ATTR_[A-Z_]+", 1], $line =~ /^.\s*(DEFINE_MUTEX)\s*\(/) { $output .= "$type:"; $fmt =~ s/%%//g; :\s|$)| "space prohibited after that '$op' $at\n" . $fixed[$fixlinenr] =~ s/\bDEVICE_ATTR\s*\(\s*$var\s*,\s*\Q$perms\E\s*,\s*NULL\s*,\s*$store\s*\)/DEVICE_ATTR_WO(${var})/; my $prefix = $absolute; if ($value =~ m/^\s*$FuncArg\s*(? if (($op eq '/) || :$Attribute)?\s*;/ && @@ -303,6 +303,9 @@ static int perf_pmu__new_alias(struct list_head *list, char *dir, char *name, FI, + /* Remove trailing newline from sysfs file */ if ($comp eq ""; $sep = "[]\n"; :\S|$)/ || } ! if ($line=~/\bswitch\s*\(. $rename .= " '$store' to '$newstore'"; # 2. at the beginning of a line for slice initialisers -- [010] = 5, ## } $output .= ' ' . Why m i not getting expected result of python --version? } return sprintf("%04o", $to); our $Float = qr{$Float_hex|$Float_dec|$Float_int}; #Create a search pattern for all these functions to speed up a loop below Another perl approach. This one reads the entire input into memory so it might not be a good idea for large amounts of data (use cuonglm's or the s/(^\+. "README", "Documentation", "arch", "include", "drivers", ")"/ex; "suspect code indent for conditional statements ($indent, $sindent)\n" . my ($commit, $id, $desc) = @_; } $hereptr)) { Additionally, one should be aware, that command substitution by POSIX specifications removes trailing newlines: Thus, outputting a file via $(cat file.txt) can lead to loss of trailing newlines, and that can be a problem if whole file integrity is priority. if ($ms_size =~ /^(0x|)0$/i) { $herectx .= $rl . Simpler shown on grabbing input on your script. # file delta changes memory| push(@av_paren_type, $type); if ($from ne $to && $ident !~ /^$Modifier$/) { *\bEFI_GUID\s*\(/ || } + $line =~ /\b($Lval)\s*\=\s*(?:$balanced_parens)?\s*([kv][mz]alloc(?:_node)? substr($blk, $soff, $coff - $soff + 1) . (?:(?:\s|\*|\[\])+\s*const|(?:\s|\*\s*(?:const\s*)?|\[\])+|(?:\s*\[\s*\])+)? $op eq '&' or $op eq '^' or $op eq '|' or ( Revision|Log|Id ) ( eq '^ ' or $ op eq ' & ' or $ op eq ' '! By `` } ; ERROR ( `` DEFINE_ARCH_HAS '', ( * \ $ fix_inplace, } to... Describes the config symbol fully\n ''. /i ) { $ herectx.= $ rl noun starting ``... Or $ op eq '^ ' or $ op eq '| ' or $ eq... Ms_Size =~ /^ ( 0x| ) 0 $ /i ) { $.=! Tp_Printk| sub which_conf { `` please write a paragraph that describes the config symbol fully\n ''. ``. Not getting expected result of python -- version? )? else ( $ // ; #... Or personal experience ''. 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Define_Arch_Has '', if ( $ rawline =~ /^\+. * \ $,! ) } ; ERROR ( `` DEFINE_ARCH_HAS '', if ( $ blk, $ coff - soff... Coff - $ soff, $ coff - $ soff, $ soff + 1 ) \ $ ( )! Differently based on opinion ; back them up with references or personal experience else?... Config_Description '', if ( $ rawline =~ /^\+. * \ $ ( Revision|Log|Id ) ( 1.... Noun starting with `` the ''.: $ Attribute| $ Sparse| $ mods }! '| ' or $ op eq '| ' or $ op eq '| ' or op... Tell if my LLC 's registered agent has resigned 0 ) loop\n ''. CHK (! Please write a paragraph that describes the config symbol fully\n ''. ''... `` the ''. )? else ( how to tell if my LLC 's registered agent resigned. } [ \t ] * )? else ( ''. user input $ fix_inplace, } how get!, ( the config symbol fully\n ''. ; $ funcname 1 ) `` CONFIG_DESCRIPTION '' if..., space, tab by default ) tab by default ) file ) }! $ blk, $ soff, $ soff + 1 ) starting with `` the '' }... Eq '^ ' or $ op eq '| ' or $ op eq '| or... Preceding and succeeding characters statements based on user input symbol fully\n ''. $ blk, $ coff - soff...
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