#!/usr/bin/perl -w
# (c) 2007, Joe Perches <joe@perches.com>
# created from checkpatch.pl
#
# Print selected MAINTAINERS information for
# the files modified in a patch or for a file
#
# usage: perl scripts/get_maintainers.pl [OPTIONS] <patch>
# perl scripts/get_maintainers.pl [OPTIONS] -f <file>
#
# Licensed under the terms of the GNU GPL License version 2
use strict;
my $P = $0;
my $V = '0.20';
use Getopt::Long qw(:config no_auto_abbrev);
my $lk_path = "./";
my $email = 1;
my $email_usename = 1;
my $email_maintainer = 1;
my $email_list = 1;
my $email_subscriber_list = 0;
my $email_git = 1;
my $email_git_penguin_chiefs = 0;
my $email_git_min_signatures = 1;
my $email_git_max_maintainers = 5;
my $email_git_min_percent = 5;
my $email_git_since = "1-year-ago";
my $email_git_blame = 0;
my $output_multiline = 1;
my $output_separator = ", ";
my $scm = 0;
my $web = 0;
my $subsystem = 0;
my $status = 0;
my $from_filename = 0;
my $pattern_depth = 0;
my $version = 0;
my $help = 0;
my $exit = 0;
my @penguin_chief = ();
push(@penguin_chief,"Linus Torvalds:torvalds\@linux-foundation.org");
#Andrew wants in on most everything - 2009/01/14
#push(@penguin_chief,"Andrew Morton:akpm\@linux-foundation.org");
my @penguin_chief_names = ();
foreach my $chief (@penguin_chief) {
if ($chief =~ m/^(.*):(.*)/) {
my $chief_name = $1;
my $chief_addr = $2;
push(@penguin_chief_names, $chief_name);
}
}
my $penguin_chiefs = "\(" . join("|",@penguin_chief_names) . "\)";
# rfc822 email address - preloaded methods go here.
my $rfc822_lwsp = "(?:(?:\\r\\n)?[ \\t])";
my $rfc822_char = '[\\000-\\377]';
if (!GetOptions(
'email!' => \$email,
'git!' => \$email_git,
'git-chief-penguins!' => \$email_git_penguin_chiefs,
'git-min-signatures=i' => \$email_git_min_signatures,
'git-max-maintainers=i' => \$email_git_max_maintainers,
'git-min-percent=i' => \$email_git_min_percent,
'git-since=s' => \$email_git_since,
'git-blame!' => \$email_git_blame,
'm!' => \$email_maintainer,
'n!' => \$email_usename,
'l!' => \$email_list,
's!' => \$email_subscriber_list,
'multiline!' => \$output_multiline,
'separator=s' => \$output_separator,
'subsystem!' => \$subsystem,
'status!' => \$status,
'scm!' => \$scm,
'web!' => \$web,
'pattern-depth=i' => \$pattern_depth,
'f|file' => \$from_filename,
'v|version' => \$version,
'h|help' => \$help,
)) {
usage();
die "$P: invalid argument\n";
}
if ($help != 0) {
usage();
exit 0;
}
if ($version != 0) {
print("${P} ${V}\n");
exit 0;
}
if ($#ARGV < 0) {
usage();
die "$P: argument missing: patchfile or -f file please\n";
}
if ($output_separator ne ", ") {
$output_multiline = 0;
}
my $selections = $email + $scm + $status + $subsystem + $web;
if ($selections == 0) {
usage();
die "$P: Missing required option: email, scm, status, subsystem or web\n";
}
if ($email &&
($email_maintainer + $email_list + $email_subscriber_list +
$email_git + $email_git_penguin_chiefs + $email_git_blame) == 0) {
usage();
die "$P: Please select at least 1 email option\n";
}
if (!top_of_kernel_tree($lk_path)) {
die "$P: The current directory does not appear to be "
. "a linux kernel source tree.\n";
}
## Read MAINTAINERS for type/value pairs
my @typevalue = ();
open(MAINT, "<${lk_path}MAINTAINERS") || die "$P: Can't open MAINTAINERS\n";
while (<MAINT>) {
my $line = $_;
if ($line =~ m/^(\C):\s*(.*)/) {
my $type = $1;
my $value = $2;
##Filename pattern matching
if ($type eq "F" || $type eq "X") {
$value =~ s@\.@\\\.@g; ##Convert . to \.
$value =~ s/\*/\.\*/g; ##Convert * to .*
$value =~ s/\?/\./g; ##Convert ? to .
##if pattern is a directory and it lacks a trailing slash, add one
if ((-d $value)) {
$value =~ s@([^/])$@$1/@;
}
}
push(@typevalue, "$type:$value");
} elsif (!/^(\s)*$/) {
$line =~ s/\n$//g;
push(@typevalue, $line);
}
}
close(MAINT);
my %mailmap;
open(MAILMAP, "<${lk_path}.mailmap") || warn "$P: Can't open .mailmap\n";
while (<MAILMAP>) {
my $line = $_;
next if ($line =~ m/^\s*#/);
next if ($line