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-rwxr-xr-xgit-svn.perl222
1 files changed, 171 insertions, 51 deletions
diff --git a/git-svn.perl b/git-svn.perl
index 25ed2f4333..ad01e182df 100755
--- a/git-svn.perl
+++ b/git-svn.perl
@@ -66,7 +66,7 @@ my ($_stdin, $_help, $_edit,
$_version, $_fetch_all, $_no_rebase,
$_merge, $_strategy, $_dry_run, $_local,
$_prefix, $_no_checkout, $_url, $_verbose,
- $_git_format, $_commit_url);
+ $_git_format, $_commit_url, $_tag);
$Git::SVN::_follow_parent = 1;
my %remote_opts = ( 'username=s' => \$Git::SVN::Prompt::_username,
'config-dir=s' => \$Git::SVN::Ra::config_dir,
@@ -131,6 +131,15 @@ my %cmd = (
'revision|r=i' => \$_revision,
'no-rebase' => \$_no_rebase,
%cmt_opts, %fc_opts } ],
+ branch => [ \&cmd_branch,
+ 'Create a branch in the SVN repository',
+ { 'message|m=s' => \$_message,
+ 'dry-run|n' => \$_dry_run,
+ 'tag|t' => \$_tag } ],
+ tag => [ sub { $_tag = 1; cmd_branch(@_) },
+ 'Create a tag in the SVN repository',
+ { 'message|m=s' => \$_message,
+ 'dry-run|n' => \$_dry_run } ],
'set-tree' => [ \&cmd_set_tree,
"Set an SVN repository to a git tree-ish",
{ 'stdin|' => \$_stdin, %cmt_opts, %fc_opts, } ],
@@ -214,11 +223,13 @@ unless ($cmd && $cmd =~ /(?:clone|init|multi-init)$/) {
"but it is not a directory\n";
}
my $git_dir = delete $ENV{GIT_DIR};
- chomp(my $cdup = command_oneline(qw/rev-parse --show-cdup/));
- unless (length $cdup) {
- die "Already at toplevel, but $git_dir ",
- "not found '$cdup'\n";
- }
+ my $cdup = undef;
+ git_cmd_try {
+ $cdup = command_oneline(qw/rev-parse --show-cdup/);
+ $git_dir = '.' unless ($cdup);
+ chomp $cdup if ($cdup);
+ $cdup = "." unless ($cdup && length $cdup);
+ } "Already at toplevel, but $git_dir not found\n";
chdir $cdup or die "Unable to chdir up to '$cdup'\n";
unless (-d $git_dir) {
die "$git_dir still not found after going to ",
@@ -421,15 +432,15 @@ sub cmd_dcommit {
$head ||= 'HEAD';
my @refs;
my ($url, $rev, $uuid, $gs) = working_head_info($head, \@refs);
+ unless ($gs) {
+ die "Unable to determine upstream SVN information from ",
+ "$head history.\nPerhaps the repository is empty.";
+ }
$url = defined $_commit_url ? $_commit_url : $gs->full_url;
my $last_rev = $_revision if defined $_revision;
if ($url) {
print "Committing to $url ...\n";
}
- unless ($gs) {
- die "Unable to determine upstream SVN information from ",
- "$head history.\nPerhaps the repository is empty.";
- }
my ($linear_refs, $parents) = linearize_history($gs, \@refs);
if ($_no_rebase && scalar(@$linear_refs) > 1) {
warn "Attempting to commit more than one change while ",
@@ -537,6 +548,42 @@ sub cmd_dcommit {
unlink $gs->{index};
}
+sub cmd_branch {
+ my ($branch_name, $head) = @_;
+
+ unless (defined $branch_name && length $branch_name) {
+ die(($_tag ? "tag" : "branch") . " name required\n");
+ }
+ $head ||= 'HEAD';
+
+ my ($src, $rev, undef, $gs) = working_head_info($head);
+
+ my $remote = Git::SVN::read_all_remotes()->{$gs->{repo_id}};
+ my $glob = $remote->{ $_tag ? 'tags' : 'branches' };
+ my ($lft, $rgt) = @{ $glob->{path} }{qw/left right/};
+ my $dst = join '/', $remote->{url}, $lft, $branch_name, ($rgt || ());
+
+ my $ctx = SVN::Client->new(
+ auth => Git::SVN::Ra::_auth_providers(),
+ log_msg => sub {
+ ${ $_[0] } = defined $_message
+ ? $_message
+ : 'Create ' . ($_tag ? 'tag ' : 'branch ' )
+ . $branch_name;
+ },
+ );
+
+ eval {
+ $ctx->ls($dst, 'HEAD', 0);
+ } and die "branch ${branch_name} already exists\n";
+
+ print "Copying ${src} at r${rev} to ${dst}...\n";
+ $ctx->copy($src, $rev, $dst)
+ unless $_dry_run;
+
+ $gs->fetch_all;
+}
+
sub cmd_find_rev {
my $revision_or_hash = shift or die "SVN or git revision required ",
"as a command-line argument\n";
@@ -803,8 +850,28 @@ sub cmd_commit_diff {
}
}
+sub escape_uri_only {
+ my ($uri) = @_;
+ my @tmp;
+ foreach (split m{/}, $uri) {
+ s/([^~\w.%+-]|%(?![a-fA-F0-9]{2}))/sprintf("%%%02X",ord($1))/eg;
+ push @tmp, $_;
+ }
+ join('/', @tmp);
+}
+
+sub escape_url {
+ my ($url) = @_;
+ if ($url =~ m#^([^:]+)://([^/]*)(.*)$#) {
+ my ($scheme, $domain, $uri) = ($1, $2, escape_uri_only($3));
+ $url = "$scheme://$domain$uri";
+ }
+ $url;
+}
+
sub cmd_info {
my $path = canonicalize_path(defined($_[0]) ? $_[0] : ".");
+ my $fullpath = canonicalize_path($cmd_dir_prefix . $path);
if (exists $_[1]) {
die "Too many arguments specified\n";
}
@@ -812,8 +879,8 @@ sub cmd_info {
my ($file_type, $diff_status) = find_file_type_and_diff_status($path);
if (!$file_type && !$diff_status) {
- print STDERR "$path: (Not a versioned resource)\n\n";
- return;
+ print STDERR "svn: '$path' is not under version control\n";
+ exit 1;
}
my ($url, $rev, $uuid, $gs) = working_head_info('HEAD');
@@ -825,21 +892,21 @@ sub cmd_info {
# canonicalize_path() will return "" to make libsvn 1.5.x happy,
$path = "." if $path eq "";
- my $full_url = $url . ($path eq "." ? "" : "/$path");
+ my $full_url = $url . ($fullpath eq "" ? "" : "/$fullpath");
if ($_url) {
- print $full_url, "\n";
+ print escape_url($full_url), "\n";
return;
}
my $result = "Path: $path\n";
$result .= "Name: " . basename($path) . "\n" if $file_type ne "dir";
- $result .= "URL: " . $full_url . "\n";
+ $result .= "URL: " . escape_url($full_url) . "\n";
eval {
my $repos_root = $gs->repos_root;
Git::SVN::remove_username($repos_root);
- $result .= "Repository Root: $repos_root\n";
+ $result .= "Repository Root: " . escape_url($repos_root) . "\n";
};
if ($@) {
$result .= "Repository Root: (offline)\n";
@@ -861,7 +928,7 @@ sub cmd_info {
}
my ($lc_author, $lc_rev, $lc_date_utc);
- my @args = Git::SVN::Log::git_svn_log_cmd($rev, $rev, "--", $path);
+ my @args = Git::SVN::Log::git_svn_log_cmd($rev, $rev, "--", $fullpath);
my $log = command_output_pipe(@args);
my $esc_color = qr/(?:\033\[(?:(?:\d+;)*\d*)?m)*/;
while (<$log>) {
@@ -1071,9 +1138,19 @@ sub get_commit_entry {
system($editor, $commit_editmsg);
}
rename $commit_editmsg, $commit_msg or croak $!;
- open $log_fh, '<', $commit_msg or croak $!;
- { local $/; chomp($log_entry{log} = <$log_fh>); }
- close $log_fh or croak $!;
+ {
+ # SVN requires messages to be UTF-8 when entering the repo
+ local $/;
+ open $log_fh, '<', $commit_msg or croak $!;
+ binmode $log_fh;
+ chomp($log_entry{log} = <$log_fh>);
+
+ if (my $enc = Git::config('i18n.commitencoding')) {
+ require Encode;
+ Encode::from_to($log_entry{log}, $enc, 'UTF-8');
+ }
+ close $log_fh or croak $!;
+ }
unlink $commit_msg;
\%log_entry;
}
@@ -2208,6 +2285,14 @@ sub do_git_commit {
}
defined(my $pid = open3(my $msg_fh, my $out_fh, '>&STDERR', @exec))
or croak $!;
+ binmode $msg_fh;
+
+ # we always get UTF-8 from SVN, but we may want our commits in
+ # a different encoding.
+ if (my $enc = Git::config('i18n.commitencoding')) {
+ require Encode;
+ Encode::from_to($log_entry->{log}, 'UTF-8', $enc);
+ }
print $msg_fh $log_entry->{log} or croak $!;
restore_commit_header_env($old_env);
unless ($self->no_metadata) {
@@ -2614,9 +2699,9 @@ sub rebuild_from_rev_db {
sub rebuild {
my ($self) = @_;
my $map_path = $self->map_path;
- return if (-e $map_path && ! -z $map_path);
+ my $partial = (-e $map_path && ! -z $map_path);
return unless ::verify_ref($self->refname.'^0');
- if ($self->use_svm_props || $self->no_metadata) {
+ if (!$partial && ($self->use_svm_props || $self->no_metadata)) {
my $rev_db = $self->rev_db_path;
$self->rebuild_from_rev_db($rev_db);
if ($self->use_svm_props) {
@@ -2626,10 +2711,13 @@ sub rebuild {
$self->unlink_rev_db_symlink;
return;
}
- print "Rebuilding $map_path ...\n";
+ print "Rebuilding $map_path ...\n" if (!$partial);
+ my ($base_rev, $head) = ($partial ? $self->rev_map_max_norebuild(1) :
+ (undef, undef));
my ($log, $ctx) =
command_output_pipe(qw/rev-list --pretty=raw --no-color --reverse/,
- $self->refname, '--');
+ ($head ? "$head.." : "") . $self->refname,
+ '--');
my $metadata_url = $self->metadata_url;
remove_username($metadata_url);
my $svn_uuid = $self->ra_uuid;
@@ -2652,12 +2740,17 @@ sub rebuild {
($metadata_url && $url && ($url ne $metadata_url))) {
next;
}
+ if ($partial && $head) {
+ print "Partial-rebuilding $map_path ...\n";
+ print "Currently at $base_rev = $head\n";
+ $head = undef;
+ }
$self->rev_map_set($rev, $c);
print "r$rev = $c\n";
}
command_close_pipe($log, $ctx);
- print "Done rebuilding $map_path\n";
+ print "Done rebuilding $map_path\n" if (!$partial || !$head);
my $rev_db_path = $self->rev_db_path;
if (-f $self->rev_db_path) {
unlink $self->rev_db_path or croak "unlink: $!";
@@ -2797,6 +2890,12 @@ sub rev_map_set {
sub rev_map_max {
my ($self, $want_commit) = @_;
$self->rebuild;
+ my ($r, $c) = $self->rev_map_max_norebuild($want_commit);
+ $want_commit ? ($r, $c) : $r;
+}
+
+sub rev_map_max_norebuild {
+ my ($self, $want_commit) = @_;
my $map_path = $self->map_path;
stat $map_path or return $want_commit ? (0, undef) : 0;
sysopen(my $fh, $map_path, O_RDONLY) or croak "open: $!";
@@ -3241,11 +3340,11 @@ sub change_file_prop {
sub apply_textdelta {
my ($self, $fb, $exp) = @_;
- my $fh = Git::temp_acquire('svn_delta');
+ my $fh = $::_repository->temp_acquire('svn_delta');
# $fh gets auto-closed() by SVN::TxDelta::apply(),
# (but $base does not,) so dup() it for reading in close_file
open my $dup, '<&', $fh or croak $!;
- my $base = Git::temp_acquire('git_blob');
+ my $base = $::_repository->temp_acquire('git_blob');
if ($fb->{blob}) {
print $base 'link ' if ($fb->{mode_a} == 120000);
my $size = $::_repository->cat_blob($fb->{blob}, $base);
@@ -3286,7 +3385,8 @@ sub close_file {
warn "$path has mode 120000",
" but is not a link\n";
} else {
- my $tmp_fh = Git::temp_acquire('svn_hash');
+ my $tmp_fh = $::_repository->temp_acquire(
+ 'svn_hash');
my $res;
while ($res = sysread($fh, my $str, 1024)) {
my $out = syswrite($tmp_fh, $str, $res);
@@ -3388,11 +3488,12 @@ sub generate_diff {
while (<$diff_fh>) {
chomp $_; # this gets rid of the trailing "\0"
if ($state eq 'meta' && /^:(\d{6})\s(\d{6})\s
- $::sha1\s($::sha1)\s
+ ($::sha1)\s($::sha1)\s
([MTCRAD])\d*$/xo) {
push @mods, { mode_a => $1, mode_b => $2,
- sha1_b => $3, chg => $4 };
- if ($4 =~ /^(?:C|R)$/) {
+ sha1_a => $3, sha1_b => $4,
+ chg => $5 };
+ if ($5 =~ /^(?:C|R)$/) {
$state = 'file_a';
} else {
$state = 'file_b';
@@ -3465,7 +3566,7 @@ sub repo_path {
sub url_path {
my ($self, $path) = @_;
if ($self->{url} =~ m#^https?://#) {
- $path =~ s/([^a-zA-Z0-9_.-])/uc sprintf("%%%02x",ord($1))/eg;
+ $path =~ s/([^~a-zA-Z0-9_.-])/uc sprintf("%%%02x",ord($1))/eg;
}
$self->{url} . '/' . $self->repo_path($path);
}
@@ -3644,6 +3745,7 @@ sub R {
my $fbat = $self->add_file($self->repo_path($m->{file_b}), $pbat,
$self->url_path($m->{file_a}), $self->{r});
print "\tR\t$m->{file_a} => $m->{file_b}\n" unless $::_q;
+ $self->apply_autoprops($file, $fbat);
$self->chg_file($fbat, $m);
$self->close_file($fbat,undef,$self->{pool});
@@ -3670,33 +3772,52 @@ sub change_file_prop {
$self->SUPER::change_file_prop($fbat, $pname, $pval, $self->{pool});
}
-sub chg_file {
- my ($self, $fbat, $m) = @_;
- if ($m->{mode_b} =~ /755$/ && $m->{mode_a} !~ /755$/) {
- $self->change_file_prop($fbat,'svn:executable','*');
- } elsif ($m->{mode_b} !~ /755$/ && $m->{mode_a} =~ /755$/) {
- $self->change_file_prop($fbat,'svn:executable',undef);
- }
- my $fh = Git::temp_acquire('git_blob');
- if ($m->{mode_b} =~ /^120/) {
+sub _chg_file_get_blob ($$$$) {
+ my ($self, $fbat, $m, $which) = @_;
+ my $fh = $::_repository->temp_acquire("git_blob_$which");
+ if ($m->{"mode_$which"} =~ /^120/) {
print $fh 'link ' or croak $!;
$self->change_file_prop($fbat,'svn:special','*');
- } elsif ($m->{mode_a} =~ /^120/ && $m->{mode_b} !~ /^120/) {
+ } elsif ($m->{mode_a} =~ /^120/ && $m->{"mode_$which"} !~ /^120/) {
$self->change_file_prop($fbat,'svn:special',undef);
}
- my $size = $::_repository->cat_blob($m->{sha1_b}, $fh);
- croak "Failed to read object $m->{sha1_b}" if ($size < 0);
+ my $blob = $m->{"sha1_$which"};
+ return ($fh,) if ($blob =~ /^0{40}$/);
+ my $size = $::_repository->cat_blob($blob, $fh);
+ croak "Failed to read object $blob" if ($size < 0);
$fh->flush == 0 or croak $!;
seek $fh, 0, 0 or croak $!;
my $exp = ::md5sum($fh);
seek $fh, 0, 0 or croak $!;
+ return ($fh, $exp);
+}
+sub chg_file {
+ my ($self, $fbat, $m) = @_;
+ if ($m->{mode_b} =~ /755$/ && $m->{mode_a} !~ /755$/) {
+ $self->change_file_prop($fbat,'svn:executable','*');
+ } elsif ($m->{mode_b} !~ /755$/ && $m->{mode_a} =~ /755$/) {
+ $self->change_file_prop($fbat,'svn:executable',undef);
+ }
+ my ($fh_a, $exp_a) = _chg_file_get_blob $self, $fbat, $m, 'a';
+ my ($fh_b, $exp_b) = _chg_file_get_blob $self, $fbat, $m, 'b';
my $pool = SVN::Pool->new;
- my $atd = $self->apply_textdelta($fbat, undef, $pool);
- my $got = SVN::TxDelta::send_stream($fh, @$atd, $pool);
- die "Checksum mismatch\nexpected: $exp\ngot: $got\n" if ($got ne $exp);
- Git::temp_release($fh, 1);
+ my $atd = $self->apply_textdelta($fbat, $exp_a, $pool);
+ if (-s $fh_a) {
+ my $txstream = SVN::TxDelta::new ($fh_a, $fh_b, $pool);
+ my $res = SVN::TxDelta::send_txstream($txstream, @$atd, $pool);
+ if (defined $res) {
+ die "Unexpected result from send_txstream: $res\n",
+ "(SVN::Core::VERSION: $SVN::Core::VERSION)\n";
+ }
+ } else {
+ my $got = SVN::TxDelta::send_stream($fh_b, @$atd, $pool);
+ die "Checksum mismatch\nexpected: $exp_b\ngot: $got\n"
+ if ($got ne $exp_b);
+ }
+ Git::temp_release($fh_b, 1);
+ Git::temp_release($fh_a, 1);
$pool->clear;
}
@@ -3798,7 +3919,7 @@ sub escape_uri_only {
my ($uri) = @_;
my @tmp;
foreach (split m{/}, $uri) {
- s/([^\w.%+-]|%(?![a-fA-F0-9]{2}))/sprintf("%%%02X",ord($1))/eg;
+ s/([^~\w.%+-]|%(?![a-fA-F0-9]{2}))/sprintf("%%%02X",ord($1))/eg;
push @tmp, $_;
}
join('/', @tmp);
@@ -4894,8 +5015,7 @@ sub minimize_connections {
}
}
if (@emptied) {
- my $file = $ENV{GIT_CONFIG} || $ENV{GIT_CONFIG_LOCAL} ||
- "$ENV{GIT_DIR}/config";
+ my $file = $ENV{GIT_CONFIG} || "$ENV{GIT_DIR}/config";
print STDERR <<EOF;
The following [svn-remote] sections in your config file ($file) are empty
and can be safely removed: