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authorJoe Perches <joe@perches.com>2016-05-20 17:04:14 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-05-20 17:58:30 -0700
commit3beb42eced39c00011ba4d608d52718af765e5d4 (patch)
tree2f4638780f72ca9e6f6120fe31b88a698f04fc36 /scripts
parentef212196369cbc2e694eab39261f9785ec252028 (diff)
downloadlinux-sh-3beb42eced39c00011ba4d608d52718af765e5d4.tar.gz
checkpatch: add --list-types to show message types to show or ignore
The message types are not currently knowable without reading the code. Add a mechanism to see what they are. Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/checkpatch.pl38
1 files changed, 37 insertions, 1 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index f09c3f28b0fe..c5a3c9513419 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -33,6 +33,7 @@ my $summary = 1;
my $mailback = 0;
my $summary_file = 0;
my $show_types = 0;
+my $list_types = 0;
my $fix = 0;
my $fix_inplace = 0;
my $root;
@@ -70,11 +71,12 @@ Options:
--showfile emit diffed file position, not input file position
-f, --file treat FILE as regular source file
--subjective, --strict enable more subjective tests
+ --list-types list the possible message types
--types TYPE(,TYPE2...) show only these comma separated message types
--ignore TYPE(,TYPE2...) ignore various comma separated message types
+ --show-types show the specific message type in the output
--max-line-length=n set the maximum line length, if exceeded, warn
--min-conf-desc-length=n set the min description length, if shorter, warn
- --show-types show the message "types" in the output
--root=PATH PATH to the kernel tree root
--no-summary suppress the per-file summary
--mailback only produce a report in case of warnings/errors
@@ -106,6 +108,37 @@ EOM
exit($exitcode);
}
+sub uniq {
+ my %seen;
+ return grep { !$seen{$_}++ } @_;
+}
+
+sub list_types {
+ my ($exitcode) = @_;
+
+ my $count = 0;
+
+ local $/ = undef;
+
+ open(my $script, '<', abs_path($P)) or
+ die "$P: Can't read '$P' $!\n";
+
+ my $text = <$script>;
+ close($script);
+
+ my @types = ();
+ for ($text =~ /\b(?:(?:CHK|WARN|ERROR)\s*\(\s*"([^"]+)")/g) {
+ push (@types, $_);
+ }
+ @types = sort(uniq(@types));
+ print("#\tMessage type\n\n");
+ foreach my $type (@types) {
+ print(++$count . "\t" . $type . "\n");
+ }
+
+ exit($exitcode);
+}
+
my $conf = which_conf($configuration_file);
if (-f $conf) {
my @conf_args;
@@ -146,6 +179,7 @@ GetOptions(
'ignore=s' => \@ignore,
'types=s' => \@use,
'show-types!' => \$show_types,
+ 'list-types!' => \$list_types,
'max-line-length=i' => \$max_line_length,
'min-conf-desc-length=i' => \$min_conf_desc_length,
'root=s' => \$root,
@@ -166,6 +200,8 @@ GetOptions(
help(0) if ($help);
+list_types(0) if ($list_types);
+
$fix = 1 if ($fix_inplace);
$check_orig = $check;