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checkpatch: Port spelling to checkpatch

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Pick commit 66b47b4a9dad0 checkpatch: look for common misspellings
from the Linux kernel for spelling check from Kees Cook

In addition pulled in additional changes
commit ebfd7d6237531 checkpatch: add optional --codespell dictionary to find more typos
from the Linux kernel for codespell from Joe Perches

commit f1a63678554f8 checkpatch: remove local from codespell path
from the Linux kernel for dictionary path from Maxim Uvarov

Signed-off-by: Dan Murphy <dmurphy@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Dan Murphy 2017-01-31 14:15:53 -06:00 committed by Tom Rini
parent b569048357
commit c10e0f5b38
1 changed files with 81 additions and 0 deletions
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81
scripts/checkpatch.pl
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@ -7,9 +7,12 @@
use strict;
use POSIX;
use File::Basename;
use Cwd 'abs_path';
my $P = $0;
$P =~ s@.*/@@g;
my $D = dirname(abs_path($P));
my $V = '0.32';
@ -42,6 +45,9 @@ my $configuration_file = ".checkpatch.conf";
my $max_line_length = 80;
my $ignore_perl_version = 0;
my $minimum_perl_version = 5.10.0;
my $spelling_file = "$D/spelling.txt";
my $codespell = 0;
my $codespellfile = "/usr/share/codespell/dictionary.txt";
sub help {
my ($exitcode) = @_;
@ -82,6 +88,9 @@ Options:
file. It's your fault if there's no backup or git
--ignore-perl-version override checking of perl version. expect
runtime errors.
--codespell Use the codespell dictionary for spelling/typos
(default:/usr/local/share/codespell/dictionary.txt)
--codespellfile Use this codespell dictionary
-h, --help, --version display this help and exit
When FILE is - read standard input.
@ -139,6 +148,8 @@ GetOptions(
'ignore-perl-version!' => \$ignore_perl_version,
'debug=s' => \%debug,
'test-only=s' => \$tst_only,
'codespell!' => \$codespell,
'codespellfile=s' => \$codespellfile,
'h|help' => \$help,
'version' => \$help
) or help(1);
@ -387,6 +398,56 @@ our $allowed_asm_includes = qr{(?x:
)};
# memory.h: ARM has a custom one
# Load common spelling mistakes and build regular expression list.
my $misspellings;
my %spelling_fix;
if (open(my $spelling, '<', $spelling_file)) {
while (<$spelling>) {
my $line = $_;
$line =~ s/\s*\n?$//g;
$line =~ s/^\s*//g;
next if ($line =~ m/^\s*#/);
next if ($line =~ m/^\s*$/);
my ($suspect, $fix) = split(/\|\|/, $line);
$spelling_fix{$suspect} = $fix;
}
close($spelling);
} else {
warn "No typos will be found - file '$spelling_file': $!\n";
}
if ($codespell) {
if (open(my $spelling, '<', $codespellfile)) {
while (<$spelling>) {
my $line = $_;
$line =~ s/\s*\n?$//g;
$line =~ s/^\s*//g;
next if ($line =~ m/^\s*#/);
next if ($line =~ m/^\s*$/);
next if ($line =~ m/, disabled/i);
$line =~ s/,.*$//;
my ($suspect, $fix) = split(/->/, $line);
$spelling_fix{$suspect} = $fix;
}
close($spelling);
} else {
warn "No codespell typos will be found - file '$codespellfile': $!\n";
}
}
$misspellings = join("|", sort keys %spelling_fix) if keys %spelling_fix;
sub build_types {
my $mods = "(?x: \n" . join("|\n ", @modifierList) . "\n)";
my $all = "(?x: \n" . join("|\n ", @typeList) . "\n)";
@ -528,6 +589,8 @@ my @rawlines = ();
my @lines = ();
my @fixed = ();
my $vname;
my $fixlinenr = -1;
for my $filename (@ARGV) {
my $FILE;
if ($file) {
@ -1950,6 +2013,24 @@ sub process {
"8-bit UTF-8 used in possible commit log\n" . $herecurr);
}
# Check for various typo / spelling mistakes
if (defined($misspellings) &&
($in_commit_log || $line =~ /^(?:\+|Subject:)/i)) {
while ($rawline =~ /(?:^|[^a-z@])($misspellings)(?:\b|$|[^a-z@])/gi) {
my $typo = $1;
my $typo_fix = $spelling_fix{lc($typo)};
$typo_fix = ucfirst($typo_fix) if ($typo =~ /^[A-Z]/);
$typo_fix = uc($typo_fix) if ($typo =~ /^[A-Z]+$/);
my $msg_type = \&WARN;
$msg_type = \&CHK if ($file);
if (&{$msg_type}("TYPO_SPELLING",
"'$typo' may be misspelled - perhaps '$typo_fix'?\n" . $herecurr) &&
$fix) {
$fixed[$fixlinenr] =~ s/(^|[^A-Za-z@])($typo)($|[^A-Za-z@])/$1$typo_fix$3/;
}
}
}
# ignore non-hunk lines and lines being removed
next if (!$hunk_line || $line =~ /^-/);