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#!/usr/bin/env perl
use warnings;
use strict;
use POSIX qw(strftime);
use Encode qw(decode);
use Data::Dumper;
use Getopt::Long;
binmode(STDOUT, ":utf8");
sub trim { my $s = shift; $s =~ s/^\s+|\s+$//g; return $s };
sub print_help {
print "Usage: $0 [options]\n";
print "Options:\n";
print " --names Print only the names\n";
print " --emails Print only the email addresses\n";
print " --full Print both names and email addresses (default)\n";
print " -h, --help Show this help message\n";
exit;
}
my $print_full = 1;
my $print_names = 0;
my $print_emails = 0;
my $help = 0;
GetOptions(
"full" => \$print_full,
"names" => \$print_names,
"emails" => \$print_emails,
"help" => \$help,
"h" => \$help,
);
print_help() if $help;
if ($print_names || $print_emails) {
$print_full = 0;
}
my @shortlog = split /\n/, decode('UTF-8', `git log --pretty=format:"%aN <%aE>" --since="last 36 months" | sort | uniq -c | sort -r`, Encode::FB_CROAK);
my %assembly = ();
foreach my $line (@shortlog) {
my ($count, $name, $email) = $line =~ m/^ *(\d+) *(.*?) <(.*?)>/;
if ($count < 20) {
next;
}
$name = trim $name;
if ($count < 50) {
my $true = 0;
my @commits = split /(^|\n)commit [a-z0-9]{40}(\n|$)/, decode('UTF-8', `git log --name-only --use-mailmap --author="$email" --since="last 36 months"`, Encode::FB_CROAK);
foreach my $commit (@commits) {
$true++; # if ($commit =~ /\n[\w\/]+\.(c|h|S|asm|texi)/);
}
if ($true < 20) {
next;
}
}
$assembly{$name} = $email;
}
printf("# %s %s", strftime("%Y-%m-%d", localtime), decode('UTF-8', `git rev-parse HEAD`, Encode::FB_CROAK));
foreach my $name (sort keys %assembly) {
my $email = $assembly{$name};
if ($print_full) {
printf("%s <%s>\n", $name, $email);
} elsif ($print_names) {
printf("%s\n", $name);
} elsif ($print_emails) {
printf("%s\n", $email);
}
}
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