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#!/usr/bin/env perl
#
# Copyright (c) 2008-2016 Cisco Systems, Inc. All rights reserved.
# Copyright (c) 2017 Amazon.com, Inc. or its affiliates.
# All Rights reserved.
#
use strict;
use Data::Dumper;
use Getopt::Long;
use Cwd;
# Ensure that we're in the root of a writeable Git clone
my $in_git_clone = 1;
my $skip_ok = 0;
my $quiet = 0;
my $srcdir = ".";
my $destdir = getcwd();
GetOptions("skip-ok" => \$skip_ok,
"quiet" => \$quiet,
"srcdir=s" => \$srcdir,
"destdir=s" => \$destdir)
or die("Error in command line arguments\n");
# we still work with git old enough to not have the -C option, and the
# --git-dir option screws up .mailmap, so just jump into the source
# directory and make life easier.
chdir($srcdir);
if (! -e ".git") {
if ($skip_ok == 0) {
print STDERR "I don't seem to be in a git repo :(\n";
exit(1);
} else {
# called from make dist, just exit quietly (for case where
# user runs "make dist" from a dist tarball)
exit(0);
}
}
######################################################################
my $people;
######################################################################
# Run git log to get a list of committers
open (GIT, "git log --no-merges --format=tformat:'%aN <%aE>'|") || die "Can't run 'git log'.";
while (<GIT>) {
chomp;
m/^\s*(.+)\s+<(.+)>\s*$/;
my $email = lc($2);
# special case from the SVN migration
if ($email eq 'no-author@open-mpi.org') { next; }
# skip the mpi bot...
if ($email eq 'mpiteam@open-mpi.org') { next; }
if (!exists($people->{$1})) {
# The person doesn't exist, so save a new entry
$people->{$1} = {
name => $1,
emails => {
$email => 1,
}
};
if ($quiet == 0) { print STDOUT "Found Git committer: $1 <$email>\n"; }
} else {
# The person already exists, so just add (or overwrite) this
# email address
$people->{$1}->{emails}->{$email} = 1;
}
}
close(GIT);
if (scalar(keys(%{$people})) == 0) {
print STDERR "Found no author entries, assuming git broke. Aborting!\n";
exit(1);
}
######################################################################
# Output a new AUTHORS file
open (AUTHORS, ">$destdir/AUTHORS") || die "Can't write to AUTHORS file";
my $header = <<'END_HEADER';
Open MPI Authors
================
The following cumulative list contains the names and email addresses
of all individuals who have committed code to the Open MPI repository
(either directly or through a third party, such as through a
Github.com pull request). Note that these email addresses are not
guaranteed to be current; they are simply a unique indicator of the
individual who committed them.
END_HEADER
print AUTHORS $header;
my $email_dups;
my @sorted_people = sort(keys(%{$people}));
foreach my $p (@sorted_people) {
print AUTHORS "$p\n";
foreach my $e (sort(keys(%{$people->{$p}->{emails}}))) {
# Sanity check: make sure this email address does not show up
# with any other person/name
my $dup;
foreach my $p2 (@sorted_people) {
next
if ($p eq $p2);
foreach my $e2 (keys(%{$people->{$p2}->{emails}})) {
if ($e eq $e2) {
$dup = $p2;
# Record this so that we can warn about it
if ($p le $p2) {
$email_dups->{$p} = $p2;
} else {
$email_dups->{$p2} = $p;
}
last;
}
}
last
if (defined($dup));
}
print AUTHORS " $e";
print AUTHORS " (**** DUPLICATE EMAIL ADDRESS WITH $dup ***)"
if (defined($dup));
print AUTHORS "\n";
}
}
close(AUTHORS);
print STDOUT "New AUTHORS file written.\n";
######################################################################
# Output any relevant warnings
my $warned = 0;
my @k = sort(keys(%{$email_dups}));
if ($#k >= 0) {
$warned = 1;
print STDERR "\n*** WARNING: The following people had the same email address:\n";
foreach my $p (@k) {
print STDERR "*** $p, $email_dups->{$p}\n";
}
}
if ($warned) {
print STDERR "
*******************************************************************************
*** YOU SHOULD EDIT THE .mailmap FILE TO RESOLVE THESE WARNINGS!
*******************************************************************************\n";
}
exit($warned);
|
