[thirdparty/git.git] / git-remote.perl

#!/usr/bin/perl -w

use Git;
my $git = Git->repository();

sub add_remote_config {
	my ($hash, $name, $what, $value) = @_;
	if ($what eq 'url') {
		if (exists $hash->{$name}{'URL'}) {
			print STDERR "Warning: more than one remote.$name.url\n";
		}
		$hash->{$name}{'URL'} = $value;
	}
	elsif ($what eq 'fetch') {
		$hash->{$name}{'FETCH'} ||= [];
		push @{$hash->{$name}{'FETCH'}}, $value;
	}
	elsif ($what eq 'push') {
		$hash->{$name}{'PUSH'} ||= [];
		push @{$hash->{$name}{'PUSH'}}, $value;
	}
	if (!exists $hash->{$name}{'SOURCE'}) {
		$hash->{$name}{'SOURCE'} = 'config';
	}
}

sub add_remote_remotes {
	my ($hash, $file, $name) = @_;

	if (exists $hash->{$name}) {
		$hash->{$name}{'WARNING'} = 'ignored due to config';
		return;
	}

	my $fh;
	if (!open($fh, '<', $file)) {
		print STDERR "Warning: cannot open $file\n";
		return;
	}
	my $it = { 'SOURCE' => 'remotes' };
	$hash->{$name} = $it;
	while (<$fh>) {
		chomp;
		if (/^URL:\s*(.*)$/) {
			# Having more than one is Ok -- it is used for push.
			if (! exists $it->{'URL'}) {
				$it->{'URL'} = $1;
			}
		}
		elsif (/^Push:\s*(.*)$/) {
			$it->{'PUSH'} ||= [];
			push @{$it->{'PUSH'}}, $1;
		}
		elsif (/^Pull:\s*(.*)$/) {
			$it->{'FETCH'} ||= [];
			push @{$it->{'FETCH'}}, $1;
		}
		elsif (/^\#/) {
			; # ignore
		}
		else {
			print STDERR "Warning: funny line in $file: $_\n";
		}
	}
	close($fh);
}

sub list_remote {
	my ($git) = @_;
	my %seen = ();
	my @remotes = eval {
		$git->command(qw(config --get-regexp), '^remote\.');
	};
	for (@remotes) {
		if (/^remote\.(\S+?)\.([^.\s]+)\s+(.*)$/) {
			add_remote_config(\%seen, $1, $2, $3);
		}
	}

	my $dir = $git->repo_path() . "/remotes";
	if (opendir(my $dh, $dir)) {
		local $_;
		while ($_ = readdir($dh)) {
			chomp;
			next if (! -f "$dir/$_" || ! -r _);
			add_remote_remotes(\%seen, "$dir/$_", $_);
		}
	}

	return \%seen;
}

sub add_branch_config {
	my ($hash, $name, $what, $value) = @_;
	if ($what eq 'remote') {
		if (exists $hash->{$name}{'REMOTE'}) {
			print STDERR "Warning: more than one branch.$name.remote\n";
		}
		$hash->{$name}{'REMOTE'} = $value;
	}
	elsif ($what eq 'merge') {
		$hash->{$name}{'MERGE'} ||= [];
		push @{$hash->{$name}{'MERGE'}}, $value;
	}
}

sub list_branch {
	my ($git) = @_;
	my %seen = ();
	my @branches = eval {
		$git->command(qw(config --get-regexp), '^branch\.');
	};
	for (@branches) {
		if (/^branch\.([^.]*)\.(\S*)\s+(.*)$/) {
			add_branch_config(\%seen, $1, $2, $3);
		}
	}

	return \%seen;
}

my $remote = list_remote($git);
my $branch = list_branch($git);

sub update_ls_remote {
	my ($harder, $info) = @_;

	return if (($harder == 0) ||
		   (($harder == 1) && exists $info->{'LS_REMOTE'}));

	my @ref = map {
		s|^[0-9a-f]{40}\s+refs/heads/||;
		$_;
	} $git->command(qw(ls-remote --heads), $info->{'URL'});
	$info->{'LS_REMOTE'} = \@ref;
}

sub list_wildcard_mapping {
	my ($forced, $ours, $ls) = @_;
	my %refs;
	for (@$ls) {
		$refs{$_} = 01; # bit #0 to say "they have"
	}
	for ($git->command('for-each-ref', "refs/remotes/$ours")) {
		chomp;
		next unless (s|^[0-9a-f]{40}\s[a-z]+\srefs/remotes/$ours/||);
		next if ($_ eq 'HEAD');
		$refs{$_} ||= 0;
		$refs{$_} |= 02; # bit #1 to say "we have"
	}
	my (@new, @stale, @tracked);
	for (sort keys %refs) {
		my $have = $refs{$_};
		if ($have == 1) {
			push @new, $_;
		}
		elsif ($have == 2) {
			push @stale, $_;
		}
		elsif ($have == 3) {
			push @tracked, $_;
		}
	}
	return \@new, \@stale, \@tracked;
}

sub list_mapping {
	my ($name, $info) = @_;
	my $fetch = $info->{'FETCH'};
	my $ls = $info->{'LS_REMOTE'};
	my (@new, @stale, @tracked);

	for (@$fetch) {
		next unless (/(\+)?([^:]+):(.*)/);
		my ($forced, $theirs, $ours) = ($1, $2, $3);
		if ($theirs eq 'refs/heads/*' &&
		    $ours =~ /^refs\/remotes\/(.*)\/\*$/) {
			# wildcard mapping
			my ($w_new, $w_stale, $w_tracked)
				= list_wildcard_mapping($forced, $1, $ls);
			push @new, @$w_new;
			push @stale, @$w_stale;
			push @tracked, @$w_tracked;
		}
		elsif ($theirs =~ /\*/ || $ours =~ /\*/) {
			print STDERR "Warning: unrecognized mapping in remotes.$name.fetch: $_\n";
		}
		elsif ($theirs =~ s|^refs/heads/||) {
			if (!grep { $_ eq $theirs } @$ls) {
				push @stale, $theirs;
			}
			elsif ($ours ne '') {
				push @tracked, $theirs;
			}
		}
	}
	return \@new, \@stale, \@tracked;
}

sub show_mapping {
	my ($name, $info) = @_;
	my ($new, $stale, $tracked) = list_mapping($name, $info);
	if (@$new) {
		print "  New remote branches (next fetch will store in remotes/$name)\n";
		print "    @$new\n";
	}
	if (@$stale) {
		print "  Stale tracking branches in remotes/$name (use 'git remote prune')\n";
		print "    @$stale\n";
	}
	if (@$tracked) {
		print "  Tracked remote branches\n";
		print "    @$tracked\n";
	}
}

sub prune_remote {
	my ($name, $ls_remote) = @_;
	if (!exists $remote->{$name}) {
		print STDERR "No such remote $name\n";
		return;
	}
	my $info = $remote->{$name};
	update_ls_remote($ls_remote, $info);

	my ($new, $stale, $tracked) = list_mapping($name, $info);
	my $prefix = "refs/remotes/$name";
	foreach my $to_prune (@$stale) {
		my @v = $git->command(qw(rev-parse --verify), "$prefix/$to_prune");
		$git->command(qw(update-ref -d), "$prefix/$to_prune", $v[0]);
	}
}

sub show_remote {
	my ($name, $ls_remote) = @_;
	if (!exists $remote->{$name}) {
		print STDERR "No such remote $name\n";
		return;
	}
	my $info = $remote->{$name};
	update_ls_remote($ls_remote, $info);

	print "* remote $name\n";
	print "  URL: $info->{'URL'}\n";
	for my $branchname (sort keys %$branch) {
		next if ($branch->{$branchname}{'REMOTE'} ne $name);
		my @merged = map {
			s|^refs/heads/||;
			$_;
		} split(' ',"@{$branch->{$branchname}{'MERGE'}}");
		next unless (@merged);
		print "  Remote branch(es) merged with 'git pull' while on branch $branchname\n";
		print "    @merged\n";
	}
	if ($info->{'LS_REMOTE'}) {
		show_mapping($name, $info);
	}
	if ($info->{'PUSH'}) {
		my @pushed = map {
			s|^refs/heads/||;
			s|^\+refs/heads/|+|;
			s|:refs/heads/|:|;
			$_;
		} @{$info->{'PUSH'}};
		print "  Local branch(es) pushed with 'git push'\n";
		print "    @pushed\n";
	}
}

sub add_remote {
	my ($name, $url, $opts) = @_;
	if (exists $remote->{$name}) {
		print STDERR "remote $name already exists.\n";
		exit(1);
	}
	$git->command('config', "remote.$name.url", $url);
	my $track = $opts->{'track'} || ["*"];

	for (@$track) {
		$git->command('config', '--add', "remote.$name.fetch",
			      "+refs/heads/$_:refs/remotes/$name/$_");
	}
	if ($opts->{'fetch'}) {
		$git->command('fetch', $name);
	}
	if (exists $opts->{'master'}) {
		$git->command('symbolic-ref', "refs/remotes/$name/HEAD",
			      "refs/remotes/$name/$opts->{'master'}");
	}
}

sub update_remote {
	my ($name) = @_;

        my $conf = $git->config("remotes." . $name);
	if (defined($conf)) {
		@remotes = split(' ', $conf);
	} elsif ($name eq 'default') {
		undef @remotes;
		for (sort keys %$remote) {
			my $do_fetch = $git->config_bool("remote." . $_ .
						    ".skipDefaultUpdate");
			unless ($do_fetch) {
				push @remotes, $_;
			}
		}
	} else {
		print STDERR "Remote group $name does not exists.\n";
		exit(1);
	}
	for (@remotes) {
		print "Updating $_\n";
		$git->command('fetch', "$_");
	}
}

sub add_usage {
	print STDERR "Usage: git remote add [-f] [-t track]* [-m master] <name> <url>\n";
	exit(1);
}

local $VERBOSE = 0;
@ARGV = grep {
	if ($_ eq '-v' or $_ eq '--verbose') {
		$VERBOSE=1;
		0
	} else {
		1
	}
} @ARGV;

if (!@ARGV) {
	for (sort keys %$remote) {
		print "$_";
		print "\t$remote->{$_}->{URL}" if $VERBOSE;
		print "\n";
	}
}
elsif ($ARGV[0] eq 'show') {
	my $ls_remote = 1;
	my $i;
	for ($i = 1; $i < @ARGV; $i++) {
		if ($ARGV[$i] eq '-n') {
			$ls_remote = 0;
		}
		else {
			last;
		}
	}
	if ($i >= @ARGV) {
		print STDERR "Usage: git remote show <remote>\n";
		exit(1);
	}
	for (; $i < @ARGV; $i++) {
		show_remote($ARGV[$i], $ls_remote);
	}
}
elsif ($ARGV[0] eq 'update') {
	if (@ARGV <= 1) {
		update_remote("default");
		exit(1);
	}
	for ($i = 1; $i < @ARGV; $i++) {
		update_remote($ARGV[$i]);
	}
}
elsif ($ARGV[0] eq 'prune') {
	my $ls_remote = 1;
	my $i;
	for ($i = 1; $i < @ARGV; $i++) {
		if ($ARGV[$i] eq '-n') {
			$ls_remote = 0;
		}
		else {
			last;
		}
	}
	if ($i >= @ARGV) {
		print STDERR "Usage: git remote prune <remote>\n";
		exit(1);
	}
	for (; $i < @ARGV; $i++) {
		prune_remote($ARGV[$i], $ls_remote);
	}
}
elsif ($ARGV[0] eq 'add') {
	my %opts = ();
	while (1 < @ARGV && $ARGV[1] =~ /^-/) {
		my $opt = $ARGV[1];
		shift @ARGV;
		if ($opt eq '-f' || $opt eq '--fetch') {
			$opts{'fetch'} = 1;
			next;
		}
		if ($opt eq '-t' || $opt eq '--track') {
			if (@ARGV < 1) {
				add_usage();
			}
			$opts{'track'} ||= [];
			push @{$opts{'track'}}, $ARGV[1];
			shift @ARGV;
			next;
		}
		if ($opt eq '-m' || $opt eq '--master') {
			if ((@ARGV < 1) || exists $opts{'master'}) {
				add_usage();
			}
			$opts{'master'} = $ARGV[1];
			shift @ARGV;
			next;
		}
		add_usage();
	}
	if (@ARGV != 3) {
		add_usage();
	}
	add_remote($ARGV[1], $ARGV[2], \%opts);
}
else {
	print STDERR "Usage: git remote\n";
	print STDERR "       git remote add <name> <url>\n";
	print STDERR "       git remote show <name>\n";
	print STDERR "       git remote prune <name>\n";
	print STDERR "       git remote update [group]\n";
	exit(1);
}
Commit	Line	Data
e194cd1e JH	1	#!/usr/bin/perl -w
	2
	3	use Git;
	4	my $git = Git->repository();
	5
	6	sub add_remote_config {
	7	my ($hash, $name, $what, $value) = @_;
	8	if ($what eq 'url') {
	9	if (exists $hash->{$name}{'URL'}) {
	10	print STDERR "Warning: more than one remote.$name.url\n";
	11	}
	12	$hash->{$name}{'URL'} = $value;
	13	}
	14	elsif ($what eq 'fetch') {
	15	$hash->{$name}{'FETCH'} \|\|= [];
	16	push @{$hash->{$name}{'FETCH'}}, $value;
	17	}
8bf0e3d1 JS	18	elsif ($what eq 'push') {
	19	$hash->{$name}{'PUSH'} \|\|= [];
	20	push @{$hash->{$name}{'PUSH'}}, $value;
	21	}
e194cd1e JH	22	if (!exists $hash->{$name}{'SOURCE'}) {
	23	$hash->{$name}{'SOURCE'} = 'config';
	24	}
	25	}
	26
	27	sub add_remote_remotes {
	28	my ($hash, $file, $name) = @_;
	29
	30	if (exists $hash->{$name}) {
	31	$hash->{$name}{'WARNING'} = 'ignored due to config';
	32	return;
	33	}
	34
	35	my $fh;
	36	if (!open($fh, '<', $file)) {
	37	print STDERR "Warning: cannot open $file\n";
	38	return;
	39	}
	40	my $it = { 'SOURCE' => 'remotes' };
	41	$hash->{$name} = $it;
	42	while (<$fh>) {
	43	chomp;
	44	if (/^URL:\s(.)$/) {
	45	# Having more than one is Ok -- it is used for push.
	46	if (! exists $it->{'URL'}) {
	47	$it->{'URL'} = $1;
	48	}
	49	}
	50	elsif (/^Push:\s(.)$/) {
8bf0e3d1 JS	51	$it->{'PUSH'} \|\|= [];
8bf0e3d1 JS	52	push @{$it->{'PUSH'}}, $1;
e194cd1e JH	53	}
	54	elsif (/^Pull:\s(.)$/) {
	55	$it->{'FETCH'} \|\|= [];
	56	push @{$it->{'FETCH'}}, $1;
	57	}
	58	elsif (/^\#/) {
	59	; # ignore
	60	}
	61	else {
	62	print STDERR "Warning: funny line in $file: $_\n";
	63	}
	64	}
	65	close($fh);
	66	}
	67
	68	sub list_remote {
	69	my ($git) = @_;
	70	my %seen = ();
	71	my @remotes = eval {
e0d10e1c	72	$git->command(qw(config --get-regexp), '^remote\.');
e194cd1e JH	73	};
e194cd1e JH	74	for (@remotes) {
b5a40a57	75	if (/^remote\.(\S+?)\.([^.\s]+)\s+(.*)$/) {
e194cd1e JH	76	add_remote_config(\%seen, $1, $2, $3);
	77	}
	78	}
	79
	80	my $dir = $git->repo_path() . "/remotes";
	81	if (opendir(my $dh, $dir)) {
	82	local $_;
	83	while ($_ = readdir($dh)) {
	84	chomp;
	85	next if (! -f "$dir/$_" \|\| ! -r _);
	86	add_remote_remotes(\%seen, "$dir/$_", $_);
	87	}
	88	}
	89
	90	return \%seen;
	91	}
	92
	93	sub add_branch_config {
	94	my ($hash, $name, $what, $value) = @_;
	95	if ($what eq 'remote') {
	96	if (exists $hash->{$name}{'REMOTE'}) {
	97	print STDERR "Warning: more than one branch.$name.remote\n";
	98	}
	99	$hash->{$name}{'REMOTE'} = $value;
	100	}
	101	elsif ($what eq 'merge') {
	102	$hash->{$name}{'MERGE'} \|\|= [];
	103	push @{$hash->{$name}{'MERGE'}}, $value;
	104	}
	105	}
	106
	107	sub list_branch {
	108	my ($git) = @_;
	109	my %seen = ();
	110	my @branches = eval {
e0d10e1c	111	$git->command(qw(config --get-regexp), '^branch\.');
e194cd1e JH	112	};
	113	for (@branches) {
	114	if (/^branch\.([^.])\.(\S)\s+(.*)$/) {
	115	add_branch_config(\%seen, $1, $2, $3);
	116	}
	117	}
	118
	119	return \%seen;
	120	}
	121
	122	my $remote = list_remote($git);
	123	my $branch = list_branch($git);
	124
	125	sub update_ls_remote {
	126	my ($harder, $info) = @_;
	127
	128	return if (($harder == 0) \|\|
	129	(($harder == 1) && exists $info->{'LS_REMOTE'}));
	130
	131	my @ref = map {
	132	s\|^[0-9a-f]{40}\s+refs/heads/\|\|;
	133	$_;
	134	} $git->command(qw(ls-remote --heads), $info->{'URL'});
	135	$info->{'LS_REMOTE'} = \@ref;
	136	}
	137
7a8c9ec1	138	sub list_wildcard_mapping {
e194cd1e JH	139	my ($forced, $ours, $ls) = @_;
	140	my %refs;
	141	for (@$ls) {
	142	$refs{$_} = 01; # bit #0 to say "they have"
	143	}
	144	for ($git->command('for-each-ref', "refs/remotes/$ours")) {
	145	chomp;
	146	next unless (s\|^[0-9a-f]{40}\s[a-z]+\srefs/remotes/$ours/\|\|);
	147	next if ($_ eq 'HEAD');
	148	$refs{$_} \|\|= 0;
	149	$refs{$_} \|= 02; # bit #1 to say "we have"
	150	}
	151	my (@new, @stale, @tracked);
	152	for (sort keys %refs) {
	153	my $have = $refs{$_};
	154	if ($have == 1) {
	155	push @new, $_;
	156	}
	157	elsif ($have == 2) {
	158	push @stale, $_;
	159	}
	160	elsif ($have == 3) {
	161	push @tracked, $_;
	162	}
	163	}
7a8c9ec1	164	return \@new, \@stale, \@tracked;
e194cd1e JH	165	}
e194cd1e JH	166
7a8c9ec1	167	sub list_mapping {
e194cd1e JH	168	my ($name, $info) = @_;
	169	my $fetch = $info->{'FETCH'};
	170	my $ls = $info->{'LS_REMOTE'};
7a8c9ec1	171	my (@new, @stale, @tracked);
e194cd1e JH	172
	173	for (@$fetch) {
	174	next unless (/(\+)?([^:]+):(.*)/);
	175	my ($forced, $theirs, $ours) = ($1, $2, $3);
	176	if ($theirs eq 'refs/heads/*' &&
	177	$ours =~ /^refs\/remotes\/(.)\/\$/) {
	178	# wildcard mapping
7a8c9ec1 SP	179	my ($w_new, $w_stale, $w_tracked)
	180	= list_wildcard_mapping($forced, $1, $ls);
	181	push @new, @$w_new;
	182	push @stale, @$w_stale;
	183	push @tracked, @$w_tracked;
e194cd1e JH	184	}
	185	elsif ($theirs =~ /\/ \|\| $ours =~ /\/) {
	186	print STDERR "Warning: unrecognized mapping in remotes.$name.fetch: $_\n";
	187	}
	188	elsif ($theirs =~ s\|^refs/heads/\|\|) {
	189	if (!grep { $_ eq $theirs } @$ls) {
	190	push @stale, $theirs;
	191	}
	192	elsif ($ours ne '') {
	193	push @tracked, $theirs;
	194	}
	195	}
	196	}
7a8c9ec1 SP	197	return \@new, \@stale, \@tracked;
	198	}
	199
	200	sub show_mapping {
	201	my ($name, $info) = @_;
	202	my ($new, $stale, $tracked) = list_mapping($name, $info);
	203	if (@$new) {
	204	print " New remote branches (next fetch will store in remotes/$name)\n";
	205	print " @$new\n";
	206	}
	207	if (@$stale) {
859607df	208	print " Stale tracking branches in remotes/$name (use 'git remote prune')\n";
7a8c9ec1	209	print " @$stale\n";
e194cd1e	210	}
7a8c9ec1	211	if (@$tracked) {
e194cd1e	212	print " Tracked remote branches\n";
7a8c9ec1	213	print " @$tracked\n";
e194cd1e JH	214	}
	215	}
	216
859607df SP	217	sub prune_remote {
	218	my ($name, $ls_remote) = @_;
	219	if (!exists $remote->{$name}) {
	220	print STDERR "No such remote $name\n";
	221	return;
	222	}
	223	my $info = $remote->{$name};
	224	update_ls_remote($ls_remote, $info);
	225
	226	my ($new, $stale, $tracked) = list_mapping($name, $info);
	227	my $prefix = "refs/remotes/$name";
	228	foreach my $to_prune (@$stale) {
	229	my @v = $git->command(qw(rev-parse --verify), "$prefix/$to_prune");
	230	$git->command(qw(update-ref -d), "$prefix/$to_prune", $v[0]);
	231	}
	232	}
	233
e194cd1e JH	234	sub show_remote {
	235	my ($name, $ls_remote) = @_;
	236	if (!exists $remote->{$name}) {
	237	print STDERR "No such remote $name\n";
	238	return;
	239	}
	240	my $info = $remote->{$name};
	241	update_ls_remote($ls_remote, $info);
	242
	243	print "* remote $name\n";
	244	print " URL: $info->{'URL'}\n";
	245	for my $branchname (sort keys %$branch) {
	246	next if ($branch->{$branchname}{'REMOTE'} ne $name);
	247	my @merged = map {
	248	s\|^refs/heads/\|\|;
	249	$_;
	250	} split(' ',"@{$branch->{$branchname}{'MERGE'}}");
	251	next unless (@merged);
	252	print " Remote branch(es) merged with 'git pull' while on branch $branchname\n";
	253	print " @merged\n";
	254	}
	255	if ($info->{'LS_REMOTE'}) {
	256	show_mapping($name, $info);
	257	}
8bf0e3d1 JS	258	if ($info->{'PUSH'}) {
	259	my @pushed = map {
	260	s\|^refs/heads/\|\|;
6718f1f0	261	s\|^\+refs/heads/\|+\|;
8bf0e3d1 JS	262	s\|:refs/heads/\|:\|;
	263	$_;
	264	} @{$info->{'PUSH'}};
	265	print " Local branch(es) pushed with 'git push'\n";
	266	print " @pushed\n";
	267	}
e194cd1e JH	268	}
	269
	270	sub add_remote {
b6f5da1e	271	my ($name, $url, $opts) = @_;
e194cd1e JH	272	if (exists $remote->{$name}) {
	273	print STDERR "remote $name already exists.\n";
	274	exit(1);
	275	}
e0d10e1c	276	$git->command('config', "remote.$name.url", $url);
b6f5da1e JH	277	my $track = $opts->{'track'} \|\| ["*"];
	278
	279	for (@$track) {
	280	$git->command('config', '--add', "remote.$name.fetch",
	281	"+refs/heads/$_:refs/remotes/$name/$_");
	282	}
	283	if ($opts->{'fetch'}) {
	284	$git->command('fetch', $name);
	285	}
	286	if (exists $opts->{'master'}) {
	287	$git->command('symbolic-ref', "refs/remotes/$name/HEAD",
	288	"refs/remotes/$name/$opts->{'master'}");
	289	}
	290	}
	291
1918278e TT	292	sub update_remote {
	293	my ($name) = @_;
	294
	295	my $conf = $git->config("remotes." . $name);
	296	if (defined($conf)) {
	297	@remotes = split(' ', $conf);
	298	} elsif ($name eq 'default') {
	299	undef @remotes;
	300	for (sort keys %$remote) {
35c49eea	301	my $do_fetch = $git->config_bool("remote." . $_ .
1918278e	302	".skipDefaultUpdate");
35c49eea	303	unless ($do_fetch) {
1918278e TT	304	push @remotes, $_;
	305	}
	306	}
	307	} else {
	308	print STDERR "Remote group $name does not exists.\n";
	309	exit(1);
	310	}
	311	for (@remotes) {
	312	print "Updating $_\n";
	313	$git->command('fetch', "$_");
	314	}
	315	}
	316
b6f5da1e JH	317	sub add_usage {
	318	print STDERR "Usage: git remote add [-f] [-t track]* [-m master] <name> <url>\n";
	319	exit(1);
e194cd1e JH	320	}
e194cd1e JH	321
09ff69bb AR	322	local $VERBOSE = 0;
	323	@ARGV = grep {
	324	if ($_ eq '-v' or $_ eq '--verbose') {
	325	$VERBOSE=1;
	326	0
	327	} else {
	328	1
	329	}
	330	} @ARGV;
	331
e194cd1e JH	332	if (!@ARGV) {
e194cd1e JH	333	for (sort keys %$remote) {
09ff69bb AR	334	print "$_";
	335	print "\t$remote->{$_}->{URL}" if $VERBOSE;
	336	print "\n";
e194cd1e JH	337	}
	338	}
	339	elsif ($ARGV[0] eq 'show') {
	340	my $ls_remote = 1;
	341	my $i;
	342	for ($i = 1; $i < @ARGV; $i++) {
	343	if ($ARGV[$i] eq '-n') {
	344	$ls_remote = 0;
	345	}
	346	else {
	347	last;
	348	}
	349	}
	350	if ($i >= @ARGV) {
	351	print STDERR "Usage: git remote show <remote>\n";
	352	exit(1);
	353	}
	354	for (; $i < @ARGV; $i++) {
	355	show_remote($ARGV[$i], $ls_remote);
	356	}
	357	}
1e592d65	358	elsif ($ARGV[0] eq 'update') {
1918278e TT	359	if (@ARGV <= 1) {
	360	update_remote("default");
	361	exit(1);
1e592d65	362	}
1918278e TT	363	for ($i = 1; $i < @ARGV; $i++) {
1918278e TT	364	update_remote($ARGV[$i]);
1e592d65 TT	365	}
1e592d65 TT	366	}
859607df SP	367	elsif ($ARGV[0] eq 'prune') {
	368	my $ls_remote = 1;
	369	my $i;
	370	for ($i = 1; $i < @ARGV; $i++) {
	371	if ($ARGV[$i] eq '-n') {
	372	$ls_remote = 0;
	373	}
	374	else {
	375	last;
	376	}
	377	}
	378	if ($i >= @ARGV) {
	379	print STDERR "Usage: git remote prune <remote>\n";
	380	exit(1);
	381	}
	382	for (; $i < @ARGV; $i++) {
	383	prune_remote($ARGV[$i], $ls_remote);
	384	}
	385	}
e194cd1e	386	elsif ($ARGV[0] eq 'add') {
b6f5da1e JH	387	my %opts = ();
	388	while (1 < @ARGV && $ARGV[1] =~ /^-/) {
	389	my $opt = $ARGV[1];
	390	shift @ARGV;
	391	if ($opt eq '-f' \|\| $opt eq '--fetch') {
	392	$opts{'fetch'} = 1;
	393	next;
	394	}
	395	if ($opt eq '-t' \|\| $opt eq '--track') {
	396	if (@ARGV < 1) {
	397	add_usage();
	398	}
	399	$opts{'track'} \|\|= [];
	400	push @{$opts{'track'}}, $ARGV[1];
	401	shift @ARGV;
	402	next;
	403	}
	404	if ($opt eq '-m' \|\| $opt eq '--master') {
	405	if ((@ARGV < 1) \|\| exists $opts{'master'}) {
	406	add_usage();
	407	}
	408	$opts{'master'} = $ARGV[1];
	409	shift @ARGV;
	410	next;
	411	}
	412	add_usage();
	413	}
e194cd1e	414	if (@ARGV != 3) {
b6f5da1e	415	add_usage();
e194cd1e	416	}
b6f5da1e	417	add_remote($ARGV[1], $ARGV[2], \%opts);
e194cd1e	418	}
c03f7757 QT	419	else {
	420	print STDERR "Usage: git remote\n";
	421	print STDERR " git remote add <name> <url>\n";
	422	print STDERR " git remote show <name>\n";
859607df	423	print STDERR " git remote prune <name>\n";
1918278e	424	print STDERR " git remote update [group]\n";
c03f7757 QT	425	exit(1);
c03f7757 QT	426	}