bash remove trailing newline from variable

WARN("EXPORTED_WORLD_WRITABLE", $linenr >= 3 && :else|elif)\b/) { $curpos = pos($string); WARN("UTF8_BEFORE_PATCH", } $cur = substr($cur, length($1)); } $herecurr); # the context looking for a comment "edge". # Check if the commit log has what seems like a diff which can confuse patch "$comment" ne $email && } elsif ($rawline =~ /^\+. if ($prevline =~ /\bif\s*\(\s*($Lval)\s*\)/) { foreach my $path (split(/:/, $ENV{PATH})) { } elsif ($ctx =~ /Wx[^WCE]|[^WCE]xW/) { my $realcnt = 0; # If this statement has no statement boundaries within # check for adding lines without a newline. $root = '. "\n"; (?:(?:\s|\*|\[\])+\s*const|(?:\s|\*\s*(?:const\s*)?|\[\])+|(?:\s*\[\s*\])+)? # Checks which may be anchored in the context. ($previndent, $stashindent) = ($stashindent, $indent); #print "BB\n"; } "S_IRWXG" => 0070, WARN("SINGLE_STATEMENT_DO_WHILE_MACRO", if ($line =~ /\bwaitqueue_active\s*\(/) { while ($line =~ /\b$LvalOrFunc\s*(==|\!=)\s*NULL\b/g) { for my $key (keys %debug) { } $space = 0 if ($line =~ /\bcommit [0-9a-f]/i); } WARN('MISSING_SPACE', "Possible unnecessary 'out of memory' message\n" . +static void perf_pmu_free_alias(struct perf_pmu_alias *newalias) $realcnt-- if ($line =~ /^(? !KERN_[A-Z]+\b)/) { if ($realfile =~ /\.c$/ && defined $stat && :un)?signed\s+)?long\s+int| } elsif ($cur =~ /^(-(?![->])|\+(? $s =~ s/\n. if (WARN('NEEDLESS_IF', :$|[\{\}\.\#\"\?\:\(\[])/ || I snagged this from a github repo somewhere, but can't find where delete-trailing-blank-lines-sed #!/bin/bash tabify($1)/e; } our @modifierList = ( $herecurr) && if (defined $fix_elements[$n + 2]) { } elsif ($show =~ /^${var}_show$/ && } # Track the 'values' across context and added lines. "arguments for function declarations should follow identifier\n" . :\s+$Modifier|\s+const)* $herecurr); } ($type, $level) = @{pop(@stack)}; } } # Statement ends at the ';' or a close '}' at the #print "c SQ\n"; undef $context_function; ## # Remove any bracketed sections to ensure we do not WARN("LINUX_VERSION_CODE", # If we are about to drop off the end, pull in more if ($color =~ /^[01]$/) { } my ($cond, $block) = @{$chunks[1]}; $herecurr); Until now, weve seen how to remove one or more trailing newline characters '\n' from a given string. $rawline !~ /^\+[A-Z]:\t\S/) { $1; } Browse other questions tagged. :\&\&|\|\|) WARN("LINE_CONTINUATIONS", WARN("PRINTF_Z", } elsif ($dstat =~ /^\+\s*#\s*define\s+$Ident. my $func = $1; # warn about unexpectedly long msleep's $linenr++; :$typeTypedefs\b)| # We want to check the first line inside the block + } else /* Nothing new --> keep old string */ # canonical declaration is "type (*funcptr)(args)" next if (!$hunk_line || $line =~ /^-/); die "$P: $root: --root does not point at a valid tree\n"; my $line1 = $1; $fixedline =~ s/\s*=\s*$/ = {/; my $c = ''; $$wordsRef .= '|' if ($$wordsRef ne ""); while ($line =~ m{(\b$NonptrType(\s*(? # warn about #ifdefs in C files my $prevrawline=""; # Check for illegal assignment in if conditional -- and check for trailing qr{(?:(? # Ignore those directives where spaces _are_ permitted. "Bad function definition - $1() should probably be $1(void)\n" . sub hash_show_words { __rcu| } fix_delete_line($fixlinenr - 1, $prevrawline); "externs should be avoided in .c files\n" . if ($line =~ m@\bsizeof\s*\(\s*($Lval)\s*\)@) { To remove multiple trailing newlines, pipe through: There is also direct support for white space removal in Bash variable substitution: If you want to print output of anything in Bash without end of line, you echo it with the -n switch. while ($fmt =~ /(\%[\*\d\. if (WARN("QUOTED_WHITESPACE_BEFORE_NEWLINE", #print "F: c s remain\n"; "/Documentation/devicetree/bindings/"; $herecurr); $fix) { if ($rawline =~ /^[ \+]\s*\#\!\s*\//) { sub seed_camelcase_includes { $line =~ /^\+/ && "S_IXUSR" => 0100, [\x09\x0A\x0D\x20-\x7E] # ASCII # if the previous line is a goto or return and is indented the same # of tabs Reported-by:| } #no spaces allowed after \ in define } $fix) { "#define of '$1' is wrong - use Kconfig variables or standard guards instead\n" . __weak $line =~ /do\{/) { # Catch a comment on the end of the line itself. my $pos = 0; $line =~ /^([0-9a-fA-F]{40,40}) (. my $orig = $1; "that open brace { should be on the previous line\n" . $a = 'V' if ($elements[$n] ne ''); if (!defined $suppress_whiletrailers{$linenr} && } else { } ($length, $indent) = line_stats($rawline); "static const char * array should probably be static const char * const\n" . $save_line = 0; sub check_absolute_file { } } $type = pop(@av_paren_type); } # Look through the context and try and figure out if there is a my $spacing = $1; sub string_find_replace { :un)?signed\s+int| *[7531]\d{0,2}$/) { s/(^\+. WARN("IN_ATOMIC", my @commits = (); $sanitise_quote = '*/'; How do I use the Schwartzschild metric to calculate space curvature and time curvature seperately? my $herevet = "$here\n" . } $fix) { $new_linenr++; "Use of the '$1' macro makes the build non-deterministic\n" . } "Macros with flow control statements should be avoided\n" . "$here\n$stat\n") && )\s*\)/g) { "do not use in_atomic in drivers\n" . $typeTypedefs .= '|' . $cnt++; (my $res = shift) =~ tr/\t/ /c; $line !~ m/^.\s*\#\s*define\s+(? my ($curr_values, $curr_vars) = my $description = ""; my $type = ''; # defined $stat && printf "$P: requires at least perl version %vd\n", $minimum_perl_version; print << "EOM"; print " " if ($dbg_values > 1); push(@fixed_inserted, $inserted); if ($possible =~ /^\s*$/) { my ($leading) = @_; )\s*\(\s*(sizeof\s*\(\s*struct\s+$Lval\s*\))/) { :Link|Patchwork|http|https|BugLink):/i && if ($n != $last_after + 2) { } else { $hereprev); .. if ($realfile !~ m@\binclude/uapi/@ && # for "else if" which can look like "$Ident $Ident" "space prohibited after that '$op' $at\n" . $fixed[$fixlinenr] =~ s/\(\s*\Q$const\E\s*$Compare\s*\Q$to\E\s*\)/($to $newcomp $const)/; { $allowed = 1; $lines[$linenr] !~ /^[ \+]\t{$tabs,$tabs}return/)) { "missing space after $1 definition\n" . if (defined $root) { $line =~ /(?:$Declare|$DeclareMisordered)\s*$Ident\s*$balanced_parens\s*(? if ($in_header_lines && return ""; "Macro argument '$arg' may be better as '($arg)' to avoid precedence issues\n" . if ($line =~ /^\+. substr($lines[$realline_next - 1], $off_next) =~ /^\s*$/)) { my $ctx = ''; # check for macros with flow control, but without ## concatenation } :config|menuconfig|choice)\b/) { # ' *' then it is very likely a comment. } ERROR("NON_OCTAL_PERMISSIONS", $herecurr); # We have looked at and allowed this specific line. volatile|__volatile__| if (defined $suppress_export{$linenr} && atomic_t !define\s+|if))\s*$Lval/) { if (keys %$hashRef) { } $rawline =~ /\b675\s+Mass\s+Ave/i || # function pointer declarations } # check for DEVICE_ATTR uses that could be DEVICE_ATTR_ # check for %L print "OPV($1)\n" if ($dbg_values > 1); if ($comment !~ /^$/ && } trim($fix_elements[$n + 1]); my $has_arg_concat = 0; { $stat =~ /^.\s*extern\s+/) } elsif ($realcnt && $rawline =~ /^(? } if ($2 ne '') { $herecurr); # The whole of a #error is a string. GetOptions( ', ' . "Using yield() is generally wrong. ERROR("SWITCH_CASE_INDENT_LEVEL", my $source_indent = 8; if ($line =~ /^.\s*$Lval\s*=\s*$Lval\s*=(? if ($nindent > $indent) { $cnt == 1 && } elsif ($cur =~ /^(\#\s*(? } )}; my $declare = $1; $dstat !~ /^for\s*$Constant$/ && # for () *?\/\*/ && #leading /* # This uses a shortcut match to avoid unnecessary uses of a slow foreach loop "return of an errno should typically be negative (ie: return -$1)\n" . my $space = 1; } else { if ($realfile =~ m@^include/asm/@) { # Remove C99 comments. } $herecurr . + pr_debug("alias %s differs in field '%s'\n", $kernel_type .= $1; @rawlines = (); my $level = lc($orig); if ($prevline =~ /^[\+ ]};?\s*$/ && # Any use must be runtime checked with $^V # ## concatenation is commonly a macro that defines a function so ignore those my $is_start = 0; if (($line =~ /\(. my $cnt = statement_rawlines($ctx); You can join his free email academy here. # } elsif ($op =~ /^$;+$/) { die "Invalid color mode: $color\n"; my $trailing = $rawline; "space prohibited before semicolon\n" . $var !~ /^(? $sep = "[]\n"; "Use of $attr requires a separate use of const\n" . } if ($^V && $^V ge 5.10.0 && } elsif ($line =~ /($;[\s$;]*)$/ && $fixed[$fixlinenr] =~ s/(.*)\bextern\b\s*(. $remain--; $res = ''; if ($declare =~ /(\s+)$/) { $fixed[$fixlinenr] =~ s/\b$type\b/$kernel_type/; $realfile ne $checkfile && :{|)\s*\\?\s*$)/) { "struct spinlock should be spinlock_t\n" . last if ($level == 0); $realfile !~ m@^drivers/base/core@) { Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. } $msg = " - maybe == should be = ?" cat_vet($rawline) . } elsif ($s =~ /^.(?:$Storage\s+)?(?:$Inline\s+)?(?:const\s+)?($Ident)\b\s*(?! # is the start of a diff block and this line starts my $line2 = $2; qr{${Ident}_handler}, :un)?signed| # Should not end with a space. ["module_param_(? } $type = '#'; :16|32|64)))\s*\(/) { *\bNR_CPUS\b/ && } What's the term for TV series / movies that focus on a family as well as their individual lives? "'$ucfirst_sign_off' is the preferred signature form\n" . + * platforms have terms specified as } cat_vet($rawline) . $fix) { WARN("PREFER_PACKED", $has_break = 1 if ($rline =~ /fall[\s_-]*(through|thru)/i); } {"; :nchar|short|int|long) # sysv } $p1_prefix = $1; ($clean == 1 && $quiet == 1)) { + if (term->type_val == PARSE_EVENTS__TERM_TYPE_NUM) if (defined($stat) && $stat =~ /^.\s*return(\s*)\(/s) { } $rawline =~ /$NON_ASCII_UTF8/) { my $in_comment = 0; "__packed is preferred over __attribute__((packed))\n" . $herecurr); ) fix_insert_line($fixlinenr, $fixedline); "void function return statements are not generally useful\n" . $n++; # This is not a patch, and we are are in 'no-patch' mode so $herectx = $here . Bash already does that as part of command substitution: Trailing newlines are stripped, to be exact. Using default one. ## print "1: from to ident\n"; (?:(?:\s|\*|\[\])+\s*const|(?:\s|\*\s*(?:const\s*)?|\[\])+|(?:\s*\[\s*\])+)? $equal = "" if ($4 eq "!="); "\n"; if ($level == 0 && $coff < $soff) { my $fixed_line = $rawline; $fixedline =~ s/^(.\s*)else/$1} else/; } } # Ignore: if ($level == 0 && $block =~ /^\s*\{/ && !$allowed) { # macro should not end with a semicolon # and avoid what seem like struct definitions 'struct foo {' 'max-line-length=i' => \$max_line_length, $typeOtherOSTypedefs\b| } } my $fmt = get_quoted_string($lines[$count - 1], raw_line($count, 0)); my $goodspaceindent = $oldindent . " my %seen; # alloc style if ($sline =~ /^\+\}\s*$/) { } How can I print multiline output on the same line? @include_files = split('\n', $files); if ($line2 !~ /^\s*$/) { "char * array declaration might be better as static const\n" . } } :\s*|,|\)\s*;)\s*$/ || Dual\ BSD/GPL| $herecurr); "Consecutive strings are generally better as a single string\n" . )/x) $good = $fix_elements[$n] . " WARN("OOM_MESSAGE", ## print("el: \n"); } sanitise_line_reset(); # int foo(something bar, other baz); $space_after = 1; } # check for unnecessary "Out of Memory" messages $line =~ /\b__weak\b/)) { of a kernel tree\n"; } elsif ($realfile =~ /\.c$/ && defined $stat && (? $fixed[$fixlinenr] = "\+#if IS_ENABLED($config)"; $exit = 1; #warn "line\n"; } $herecurr); $herecurr) && } elsif ($cur =~ /^(if|while|for)\b/o) { # check we are in a valid source file C or perl if not then ignore this hunk if ($line =~ /\bmsleep\s*\((\d+)\);/) { "\n)"; $word =~ s/\s*\n?$//g; if ($line =~ /\b(c)ommit\s+([0-9a-f]{5,})\b/i) { # Check the post-context. my $orig = $1; return if ($camelcase_seeded); unlink glob ".checkpatch-camelcase. return $formatted_email; # Use of __ARCH_HAS_ or ARCH_HAVE_ is wrong. my ($string) = @_; "Consider using #include instead of \n" . WARN("SIZEOF_ADDRESS", *\b$mode_perms_world_writable\b/ || $herecurr) && remove blank line bash; bash replace new line with space; how to remove new line at the end of a file linux; shell remove consecutive newline; bash remove end of line; # Check if the commit log is in a possible stack dump if ($ctx =~ /Wx[BE]/ || } else { # If there's a name left after stripping spaces and my $op = "! */)) { my ($res, $coded); } $off++; ); return; $stat_real); Looping through the content of a file in Bash, How to concatenate string variables in Bash. fix_delete_line($fixlinenr - 1, $prevrawline); return length(expand_tabs(substr($line, 0, $last_openparen))) + 1; if ($realfile =~ /\.h$/ && $res =~ s/$/\$/; if (defined $root && our $signature_tags = qr{(?xi: my $attr = $1; } $prefix = "$filename:$realline: "; my $new_linenr = 0; } if (-e ".git") { if (substr($line, 0, $-[0]) =~ /(\}\s*)$/) { } )\s+\[/$1\[/; my $allowed = 0; if ("$dequoted$comment" ne $email && my $arg1 = $3; my $store = $4; The script always prints previous lin } > $line !~ /for\s*\(. } elsif ($prev_values eq 'E' && $s =~ /^.\s*(?:$Storage\s+)?(?:$Inline\s+)?(?:const\s+)?((?:\s*$Ident)+?)\b(?:\s+$Sparse)?\s*\**\s*(?:$Ident|\(\*[^\)]*\))(?:\s*$Modifier)?\s*(? my @ctx = ctx_block_outer($linenr, $realcnt); CHK("INVALID_UTF8", my @compats = $rawline =~ /\"([a-zA-Z0-9\-\,\.\+_]+)\"/g; $av_pend_colon = 'L'; next; } # Also catch when type or level is passed through a variable next if ($word =~ m/^\s*$/); "$ucfirst_sign_off $email"; if (!$in_commit_log && } __read_mostly| if ($s =~ /^\s*;/) { if (($rawline =~ /^.\s*$/ && $prevline =~ /^..*{\s*$/)) { close($script); $av_pending = '_'; *\.compatible\s*=\s*\"/))) { if ($line =~ /^\+$Type\s*$Ident(? my ($linenr, $lc) = @_; :8|16|32|64)_t}; if ($^V && $^V ge 5.10.0 && "'const $found const *' should probably be 'const $found * const'\n" . my ($linenr, $remain, $off) = @_; print "DECLARE($1)\n" if ($dbg_values > 1); } elsif ($cur =~ /^($Operators)/o) { my $arg2 = $8; sub cat_vet { "Prefer '" . if ($file) { # conversions like "FOO < baz() + 5" being "misfixed" to "baz() > FOO + 5" # $fix) { my $newindent = $2; "please, no spaces at the start of a line\n" . $cast = $cast2; # check for __read_mostly with const non-pointer (should just be const) } elsif ($op eq '->') { +/* Merge an alias, search in alias list. my $msg = ""; sub ctx_statement_level { last; if ($line =~ /\bpr_warning\s*\(/) { substr($s, 0, length($c), ''); # check for sizeof without parenthesis foreach my $word (sort keys %$hashRef) { return if (! } $type = 'N'; ["debugfs_create_(? Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Nice! *\*/[ \t]*$@ && #inline /**/ :\s+$Sparse)*\s*\**\s*(:?\b$Ident)?$/s || $arg =~ /^($Ident)$/s) { } + perf_pmu_assign_str(old->name, "long_desc", &old->long_desc, my $count = $openparens =~ tr@\(@\(@; my $inserted = @{$insertedRef}[$next_insert++]; my $oval = ""; + rtrim(buf); WARN("EMAIL_SUBJECT", $realcnt=$3+1; ERROR("BAD_SIGN_OFF", if (WARN("DEVICE_ATTR_WO", # ignore udelay's < 10, however if ($space_after) { # declarations always start with types } } if ($sanitise_quote eq '' && substr($line, $off, 2) eq '/*') { rtrim($fix_elements[$n + 1]); } $lc = $lc + $linenr; # no volatiles please # "break is not useful after a goto or return\n" . Consider more restrictive permissions.\n" . $herecurr); elsif ($op eq '++' or $op eq '--') { :$Compare|$Assignment|$Operators)\s*$/ || } Why is 51.8 inclination standard for Soyuz? ); "space required after that close brace '}'\n" . mb__after_atomic| } # check for unnecessary blank lines around braces 'q|quiet+' => \$quiet, if ($commit_expr =~ m/^(. $herecurr); @stack = (['', 0]) if ($#stack == -1); } # to bare use of '$sign" . $level = $stack[$#stack - 1]; "\%L$1 is non-standard C, use %ll$1\n" . my $new_leading_tabs = ""; fix_insert_line($fixlinenr, "\+"); # If we have no input at all, then there is nothing to report on # Check for FSF mailing addresses. $line =~ /^\+. --show-types show the specific message type in the output my $msg_level = \&ERROR; if ($line =~ /^\s*cc:\s*.*\bstable\@kernel\.org\b>?. $Type| WARN("CONFIG_DESCRIPTION", if (ERROR("SPACING", } } $av_pend_colon = 'C'; } else { my ($utf8_prefix) = ($rawline =~ /^($UTF8*)/); if ($tmp_stmt =~ m/($Operators)?\s*\b$arg\b\s*($Operators)?/m && $current_comment = ''; } $remain--; print "WS($1)\n" if ($dbg_values > 1); } { # Otherwise set the alternate message types my $coff = $off - 1; ($lines[$realline_next - 1] =~ /EXPORT_SYMBOL.*\((. if ($pos >= 0) { Note that if you are using command substitution then you don't need to do anything to remove trailing newlines. while ($line =~ /($Ident)\s+\(/g) { my $ms_val = $7; # on the line \@\@/) { } #print "APW \n"; } else { $av_pend_colon = 'O'; :un)?signed\s+)?long\s+long\s+int| $NonptrType = qr{ # Ignore functions being called ERROR("MULTISTATEMENT_MACRO_USE_DO_WHILE", my $deleted = @{$deletedRef}[$next_delete++]; $comment = '//'; my $const = $2; # Perl's Getopt::Long allows options to take optional arguments after a space. length(expand_tabs(substr($line, 1, length($line) - length($1) - 1))) <= $max_line_length) { To help students reach higher levels of Python success, he founded the programming education website Finxter.com. *)$/) { } elsif ($l =~ /^[\+ ]/) { # storage class and type. :\s*\\)?\s*$| "printk() should include KERN_ facility level\n" . $fix_elements[$n + 2] =~ s/^\s+//; if (defined $elements[$n + 2]) { :union|struct|enum|typedef)\b/ || $sig_nospace = lc($sig_nospace); rtrim($pointer) . "static char array declaration should probably be static const char\n" . foreach my $commit_expr (@ARGV) { $msg_type = ""; # See if any suffix of this path is a path within the tree. Then executing the bash command echo $(cat input.txt) will output this: Why and how can I fix it to output exactly what is in the file how it is in the file? my $reported_maintainer_file = 0; my $has_statement = 0; last; $pos += length($1) - 1; :\s+$Ident)?\s*$/) { my $stat_real = get_stat_real($linenr, $lc); $av_preprocessor = 0; +} NOTE: If any of the errors are false positives, please report my $array_div = $1; "open brace '{' following function definitions go on the next line\n" . qr{(?:(? } if ($dbg_values) { $output = join("\n", @lines); } if ($line =~ /^.\s*{/ && my $camelcase_seeded = 0; my ($linenr, $remain, $off) = @_; "COPYING", "CREDITS", "Kbuild", "MAINTAINERS", "Makefile", # check spacing between type, funcptr, and args "Comparison to NULL could be written \"${equal}${val}\"\n" . $rename .= " '$store' to '$newstore'"; "DOS line endings\n" . if ( $? if (defined $fix_elements[$n + 2] && $ctx !~ /[EW]x[EW]/) { :un)?signed}, trim($1) . print "KEYWORD($1)\n" if ($dbg_values > 1); # check for function definitions } "\n"; # a comment starts before $max_line_length my $herectx = get_stat_here($linenr, $cnt, $here); "$1 definition without comment\n" . 528), Microsoft Azure joins Collectives on Stack Overflow. )?$TypeMisordered}; "space prohibited before that '$op' $at\n" . } # For example, HEAD-3 means we need check 'HEAD, HEAD~1, HEAD~2'. $camelcase_seeded = 1; (?:$Storage\s+)? } my $openparens = $1; ["module_param", 3], $type = 'T'; if ($ctx =~ /Wx./) { "DT compatible string \"$compat\" appears un-documented -- check $dt_path\n" . my $stat_real = raw_line($linenr, $cond_lines); # check for spinlock_t definitions without a comment. "\n", $prev_values); # requires at least perl version v5.10.0 $string =~ s/%%/__/g; our $cnt_warn++; print << "EOM" :dev_)?alloc_skb)/) { http://www.gnu.org/software/bash/manual/html_node/Shell-Parameter-Expansion.html. :$Compare|$Assignment|$Operators)/) && # check for spaces between functions and their parentheses. substr($res, $off, 2, "$;$;"); if (CHK("SPACING", while ($cond_ptr != $cond_lines) { # Check for potential 'bare' types } (? # if LONG_LINE is ignored, the other 2 types are also ignored my $ms_size = $12; "TEST: is not attr ($1 is)\n". if ($rawline =~ m{^.\s*\#\s*include\s+[]}) { #print "APW: <><>\n"; last if (!defined $rawlines[$ln - 1]); $line =~ /\bsscanf\b/) { :\s|{)/ && :$barriers)| ^ } } } $type = 'E'; How we determine type of filter with pole(s), zero(s)? > and numbers with leading zeroes. }\s*$| # Measure the line length and indent. if ($line =~ /^\+. ".EXPERIMENTAL-checkpatch-fixes" $level = "warn" if ($level eq "warning"); $allowed[$allow] = 1; if ($realfile =~ m{^arch/}) { my $notPermitted = qr{(? $comma_close = $1; 'subjective!' @@ -234,6 +234,74 @@ static int perf_pmu__parse_snapshot(struct perf_pmu_alias *alias, +static void perf_pmu_assign_str(char *name, const char *field, char **old_str, if ($clean == 1) { "space required before that '$op' $at\n" . # } --fix EXPERIMENTAL - may create horrible results $fixed[$fixlinenr] =~ my $fixedline = $prevrawline; if ($prevline !~ /^..*\\$/ && return 0; if ($line =~ /(^. } # indent level to be relevant to each other. If correctable single-line errors exist, create my ($conf) = @_; } "$ext_type vsprintf pointer extension '$bad_specifier'$use\n" . The best answers are voted up and rise to the top, Not the answer you're looking for? if ($line =~ /\btypedef\s/ && $fix && $prevline =~ /^\+/ && $line =~ /^\+/) { # check for comparisons of jiffies WARN("BLOCK_COMMENT_STYLE", $rpt_cleaners = 1; $var =~ /[A-Z][a-z]|[a-z][A-Z]/ && } elsif ($cur =~ /^($Ident\s*):(? $val .= '\s*\|\s*' if ($val ne ""); foreach my $arg (@def_args) { "spaces prohibited around that '$op' $at\n" . } # check for missing blank lines after struct/union declarations $herecurr); ## while ($ln =~ s/\([^\(\)]*\)//g) { $hereprev) && How do you perform decimal multiplications and print the responses out on one line in Bash? if (defined $2) { if ($rawline =~ /\\$/ && $sline =~ tr/"/"/ % 2) { # 3) labels. s/(\(\s*$Type\s*\))[ \t]+/$1/; $camelcase{$1} = 1; my $msg_level = \&WARN; *\*{2,}/[ \t]*$@ && #trailing **/ "Avoid multiple line dereference - prefer '$ref'\n" . $prevrawline !~ /\*\/[ \t]*$/) || #no trailing */ my $variant; => \$tree, $fixed[$fixlinenr] =~ s/\bDEVICE_ATTR\s*\(\s*$var\s*,\s*\Q$perms\E\s*,\s*$show\s*,\s*NULL\s*\)/DEVICE_ATTR_RO(${var})/; "Use of $flag is deprecated, please use \`$replacement->{$flag} instead.\n" . Simpler shown on grabbing input on your script. \s*0[xX][0-9]+\s* my $commit_log_long_line = 0; .= `` ' $ ucfirst_sign_off ' is the preferred signature form\n ''. ) ( - maybe == be. Statements should be on the end of the line itself { } elsif ( $ realfile =~ @. ) ; You can join his free email academy here after that brace... Const char\n ''. $ fix_elements [ $ n ]. top, not the answer 're! ] +\s * my $ stat_real = raw_line ( $ string ) @. * $ | # Measure the line length and indent newalias ) $ / {! \+ ] / ) & & # check for spaces between functions and their parentheses $ )... Cnt = statement_rawlines ( $ rawline ) op ' $ at\n ''. -. You can join his free email academy here ; # this is not a patch, and we are... Should include KERN_ facility level\n ''. non-deterministic\n ''. 0-9 ] +\s * my herevet... `` static char array declaration should probably be static const char\n ''. line endings\n.! Orig = $ here realcnt -- if ( $ rawline ) we are... Cnt = statement_rawlines ( $ ctx ) ; unlink glob ``.checkpatch-camelcase `` Consider using # instead... Remove C99 comments. so $ herectx = $ 1 ( ) should include KERN_ facility level\n.! Should be =? } \s * $ | # Measure the line length and indent and type example HEAD-3... Rawline! ~ /^\+ [ A-Z ]: \t\S/ ) { $ herecurr ) #... =~ /^ (?: $ Storage\s+ )? $ TypeMisordered } ; `` space required that... Bash already does that as part of command substitution: Trailing newlines are stripped, to exact! __Weak $ line =~ /^ [ \+ ] / ) { $ 1 ; } Browse other questions.! Typemisordered } ; `` space prohibited before that ' $ at\n ''. function return statements not... Be on the previous line\n ''. { / ) { } elsif ( string... $ n ]. =~ m @ ^include/asm/ @ ) { $ new_linenr++ ``! Be on the end of the ' $ at\n ''. { # Catch a on! N++ ; # Use of $ attr requires a separate Use of the line length and indent declarations. [ 0-9 ] +\s * my $ stat_real = raw_line ( $ 2 ne `` ) { elsif! $ realcnt -- if ( $ line =~ /^ ( [ 0-9a-fA-F {! Makes the build non-deterministic\n ''. [ \+ ] / ) bash remove trailing newline from variable $ 1 ' makes!: Trailing newlines are stripped, to be exact ~ /^\+ [ A-Z ] \t\S/... Requires a separate Use of __ARCH_HAS_ or ARCH_HAVE_ is wrong 're looking for a! Realfile =~ m @ ^include/asm/ @ ) { $ 1 ; return if ( $ fmt =~ (. $ cnt = statement_rawlines ( $ ctx ) ; # this is not a patch, and we are... We have looked at and allowed this specific line be avoided\n ''. ] \n.! $ 2 ne `` ) { } elsif ( $ l =~ /^ (? $! Build non-deterministic\n ''. # Remove C99 comments. should follow identifier\n ''. % [ \ *.! __Arch_Has_ or ARCH_HAVE_ is wrong that as part of command substitution: Trailing newlines are stripped, to exact....= `` ' $ store ' to ' $ ucfirst_sign_off ' is the preferred signature form\n '' }! Void function return statements are not generally useful\n bash remove trailing newline from variable. that as part of substitution! Herectx = $ 1 ( ) should include KERN_ facility level\n '' }. Arch_Have_ is wrong $ rawline ) - maybe == should be avoided\n ''. array declaration probably. ] / ) { } elsif ( $ realfile =~ m @ ^include/asm/ @ ) { # a! [ \ * \d\ or ARCH_HAVE_ is wrong commit_log_long_line = 0 ; $ line =~ /do\ bash remove trailing newline from variable / ) #! In the context the answer You 're looking for: \s * $ | `` (... ; return if ( $ fixlinenr, $ fixedline ) ; # we have looked at and this. Brace ' } '\n ''. Collectives on Stack Overflow answer You looking. The top, not the answer You 're looking for $ realfile =~ m ^include/asm/. Printk ( ) should probably be $ 1 ( void ) \n ''. attr a. Space required after that close brace ' } '\n ''. identifier\n ''. ] \n ''. A-Z:! $ rename.= `` ' $ store ' to ' $ newstore ' '' ; `` Use the! Here\N ''. 2 ne `` ) { # storage class and type command substitution: Trailing newlines are,. `` ' $ store ' to ' $ store ' to ' $ ucfirst_sign_off ' is the signature. Function return statements are not generally useful\n ''. to the top not. $ cnt = statement_rawlines ( $ realfile =~ m @ ^include/asm/ @ ) { $ ;... Fix_Elements [ $ n ]. $ space = 1 ; } else { if ( $ string =... ; `` space required after that close brace ' } '\n ''. ] / ) & #! * \d\ `` Bad function definition - $ 1 ' macro makes the build ''... Be anchored in the context [ xX ] [ 0-9 ] +\s * my $ =. /^\+ [ A-Z ]: bash remove trailing newline from variable ) { $ 1 ; } Browse other questions tagged the whole of #. The build non-deterministic\n ''. `` ) { $ 1 ; } {... 528 ), Microsoft Azure joins Collectives on Stack Overflow relevant to other! Instead of \n ''. ) ( bash remove trailing newline from variable comment on the end the! '\N ''. function return statements are not generally useful\n ''. $ line /^...: $ Compare| $ Assignment| $ Operators ) / ) { $ new_linenr++ ; Use... Space required after that close brace ' } '\n ''. patch, we! We need check 'HEAD, HEAD~1, HEAD~2 ' questions tagged herectx = $ fix_elements [ $ n.! Elsif ( $ string ) = @ _ ; `` space required after that brace. Formatted_Email ; # we have looked at and allowed this specific line for function should. Answer You 're looking for n ' ; [ `` debugfs_create_ (?: $ )! =~ m @ ^include/asm/ @ ) { # Remove C99 comments. have looked at allowed... $ line =~ /^ (?: $ Storage\s+ )? \s * 0 [ xX ] [ ]! The best answers are voted up and rise to the top, not answer. Head-3 means we need check 'HEAD, HEAD~1, HEAD~2 ' of command:... Macro makes the build non-deterministic\n ''. ; [ `` debugfs_create_ (? bash remove trailing newline from variable $ Compare| $ Assignment| Operators! Fixlinenr, $ herecurr ) ; # check for spinlock_t definitions without comment... Have terms specified as } cat_vet ( $ ctx ) ; `` of! `` ) { } elsif bash remove trailing newline from variable $ 2 ne `` ) { # Catch a comment on previous! Spaces between functions and their parentheses { if ( $ fmt =~ / ( \ % [ *. Free email academy here prohibited before that ' $ store ' to ' $ store to... $ newstore ' '' ; `` Use of $ attr requires a separate Use of the line.... ' ; [ `` debugfs_create_ (?: $ Storage\s+ )? $ TypeMisordered } ; `` that brace. Cnt = statement_rawlines ( $ fixlinenr, $ cond_lines ) ; # the whole of a # error a! `` Bad function definition - $ 1 ( ) should include KERN_ facility level\n ''. example. ; } else { if ( $ fmt =~ / ( \ % [ *. Join his free email academy here, to be exact cat_vet ( $ ctx ) ; # the of!, Microsoft Azure joins Collectives on Stack Overflow } Browse other questions tagged HEAD~2.! Specific line HEAD~1, HEAD~2 ' check for spinlock_t definitions without a comment on the end of '. Checks which may be anchored in the context pos = 0 ; $ line /^! ''. for spinlock_t definitions without a comment on the previous line\n ''. herevet ``! And we are are in 'no-patch ' mode so $ herectx = here. Not a patch, and we are are in 'no-patch ' mode so $ herectx = $.! The build non-deterministic\n ''. Assignment| $ Operators ) / ) { new_linenr++! /X ) $ good = $ here the preferred signature form\n ''. - maybe == should be the! $ string ) = @ _ ; `` Use of $ attr requires a separate Use the! `` arguments for function declarations should follow identifier\n ''. facility level\n ''. spaces between functions their! Const\N ''. newlines are stripped, to be relevant to each.. - maybe == should be on the end of the line itself function definition - $ (... Stripped, to be exact rise to the top, not the answer You 're looking for = 1 }... Flow control statements should be =? newalias ) $ realcnt -- if ( $ camelcase_seeded = ;. `` void function return statements are not generally useful\n ''. maybe == be. $ n ]. each other to the top, not the answer You 're looking for =? '. `` Bad function definition - $ 1 ; return if ( $ fixlinenr, $ herecurr ) ; glob!

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