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[5.95.156.124]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4399c60f764sm24396925f8f.3.2026.03.01.18.53.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 01 Mar 2026 18:53:38 -0800 (PST) From: Matteo Croce X-Google-Original-From: Matteo Croce To: Joe Perches Cc: linux-kernel@vger.kernel.org Subject: [PATCH] get_maintainer: add ** globstar pattern support Date: Mon, 2 Mar 2026 03:53:36 +0100 Message-ID: <20260302025337.74629-1-teknoraver@meta.com> X-Mailer: git-send-email 2.53.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add support for the ** globstar operator in MAINTAINERS F: and X: patterns, matching any number of path components (like Python's ** glob). The existing * to .* conversion with slash-count check is preserved. ** is converted to (?:.*), a non-capturing group used as a marker to bypass the slash-count check in file_match_pattern(), allowing the pattern to cross directory boundaries. Tested by running `scripts/get_maintainer.pl --self-test=3Dpatterns` with the following line added to MAINTAINERS: F: **/*[_-]kunit*.c Signed-off-by: Matteo Croce Acked-by: Joe Perches --- scripts/get_maintainer.pl | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl index 4414194bedcf..f0ca0db6ddc2 100755 --- a/scripts/get_maintainer.pl +++ b/scripts/get_maintainer.pl @@ -375,8 +375,10 @@ sub read_maintainer_file { ##Filename pattern matching if ($type eq "F" || $type eq "X") { $value =3D~ s@\.@\\\.@g; ##Convert . to \. + $value =3D~ s/\*\*/\x00/g; ##Convert ** to placeholder $value =3D~ s/\*/\.\*/g; ##Convert * to .* $value =3D~ s/\?/\./g; ##Convert ? to . + $value =3D~ s/\x00/(?:.*)/g; ##Convert placeholder to (?:.*) ##if pattern is a directory and it lacks a trailing slash, add one if ((-d $value)) { $value =3D~ s@([^/])$@$1/@; @@ -746,8 +748,10 @@ sub self_test { if (($type eq "F" || $type eq "X") && ($self_test eq "" || $self_test =3D~ /\bpatterns\b/)) { $value =3D~ s@\.@\\\.@g; ##Convert . to \. + $value =3D~ s/\*\*/\x00/g; ##Convert ** to placeholder $value =3D~ s/\*/\.\*/g; ##Convert * to .* $value =3D~ s/\?/\./g; ##Convert ? to . + $value =3D~ s/\x00/(?:.*)/g; ##Convert placeholder to (?:.*) ##if pattern is a directory and it lacks a trailing slash, add one if ((-d $value)) { $value =3D~ s@([^/])$@$1/@; @@ -921,7 +925,7 @@ sub get_maintainers { my $value_pd =3D ($value =3D~ tr@/@@); my $file_pd =3D ($file =3D~ tr@/@@); $value_pd++ if (substr($value,-1,1) ne "/"); - $value_pd =3D -1 if ($value =3D~ /^\.\*/); + $value_pd =3D -1 if ($value =3D~ /^(\.\*|\(\?:\.\*\))/); if ($value_pd >=3D $file_pd && range_is_maintained($start, $end) && range_has_maintainer($start, $end)) { @@ -955,6 +959,7 @@ sub get_maintainers { $line =3D~ s/([^\\])\.([^\*])/$1\?$2/g; $line =3D~ s/([^\\])\.$/$1\?/g; ##Convert . back to ? $line =3D~ s/\\\./\./g; ##Convert \. to . + $line =3D~ s/\(\?:\.\*\)/\*\*/g; ##Convert (?:.*) to ** $line =3D~ s/\.\*/\*/g; ##Convert .* to * } my $count =3D $line =3D~ s/^([A-Z]):/$1:\t/g; @@ -1048,7 +1053,7 @@ sub file_match_pattern { if ($file =3D~ m@^$pattern@) { my $s1 =3D ($file =3D~ tr@/@@); my $s2 =3D ($pattern =3D~ tr@/@@); - if ($s1 =3D=3D $s2) { + if ($s1 =3D=3D $s2 || $pattern =3D~ /\(\?:/) { return 1; } } --=20 2.53.0