提交 6cd7f386 编写于 作者: J Joe Perches 提交者: Linus Torvalds

checkpatch: allow control over line length warning, default remains 80

Some projects might want a longer line length so allow a command line
--max-line-length=n control over the long line warnings.  The default line
length is 80.
Signed-off-by: NJoe Perches <joe@perches.com>
Cc: Constantine Shulyupin <const@makelinux.com>
Cc: Andy Whitcroft <apw@canonical.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
上级 03df4b51
......@@ -33,6 +33,7 @@ my %ignore_type = ();
my @ignore = ();
my $help = 0;
my $configuration_file = ".checkpatch.conf";
my $max_line_length = 80;
sub help {
my ($exitcode) = @_;
......@@ -51,6 +52,7 @@ Options:
-f, --file treat FILE as regular source file
--subjective, --strict enable more subjective tests
--ignore TYPE(,TYPE2...) ignore various comma separated message types
--max-line-length=n set the maximum line length, if exceeded, warn
--show-types show the message "types" in the output
--root=PATH PATH to the kernel tree root
--no-summary suppress the per-file summary
......@@ -107,6 +109,7 @@ GetOptions(
'strict!' => \$check,
'ignore=s' => \@ignore,
'show-types!' => \$show_types,
'max-line-length=i' => \$max_line_length,
'root=s' => \$root,
'summary!' => \$summary,
'mailback!' => \$mailback,
......@@ -1760,15 +1763,15 @@ sub process {
# check we are in a valid source file if not then ignore this hunk
next if ($realfile !~ /\.(h|c|s|S|pl|sh)$/);
#80 column limit
#line length limit
if ($line =~ /^\+/ && $prevrawline !~ /\/\*\*/ &&
$rawline !~ /^.\s*\*\s*\@$Ident\s/ &&
!($line =~ /^\+\s*$logFunctions\s*\(\s*(?:(KERN_\S+\s*|[^"]*))?"[X\t]*"\s*(?:|,|\)\s*;)\s*$/ ||
$line =~ /^\+\s*"[^"]*"\s*(?:\s*|,|\)\s*;)\s*$/) &&
$length > 80)
$length > $max_line_length)
{
WARN("LONG_LINE",
"line over 80 characters\n" . $herecurr);
"line over $max_line_length characters\n" . $herecurr);
}
# Check for user-visible strings broken across lines, which breaks the ability
......
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