![[tokkee]](http://tokkee.org/images/avatar.png){kind=avatar}
diff --git a/git-svn.perl b/git-svn.perl
index 24bdbf5b813ddd6c7f242189b9bb22fbe7dfff11..ab0a8dd0990ac030db046efdcdae74978a2d8c46 100755 (executable)
--- a/git-svn.perl
+++ b/git-svn.perl
$Git::SVN::Ra::_log_window_size = 100;
$Git::SVN::_minimize_url = 'unset';
+if (! exists $ENV{SVN_SSH}) {
+ if (exists $ENV{GIT_SSH}) {
+ $ENV{SVN_SSH} = $ENV{GIT_SSH};
+ if ($^O eq 'msys') {
+ $ENV{SVN_SSH} =~ s/\\/\\\\/g;
+ }
+ }
+}
+
$Git::SVN::Log::TZ = $ENV{TZ};
$ENV{TZ} = 'UTC';
$| = 1; # unbuffer STDOUT
'Create a .gitignore per svn:ignore',
{ 'revision|r=i' => \$_revision
} ],
+ 'mkdirs' => [ \&cmd_mkdirs ,
+ "recreate empty directories after a checkout",
+ { 'revision|r=i' => \$_revision } ],
'propget' => [ \&cmd_propget,
'Print the value of a property on a file or directory',
{ 'revision|r=i' => \$_revision } ],
my %opts = %{$cmd{$cmd}->[2]} if (defined $cmd);
-read_repo_config(\%opts);
+read_git_config(\%opts);
if ($cmd && ($cmd eq 'log' || $cmd eq 'blame')) {
Getopt::Long::Configure('pass_through');
}
"\nBefore dcommitting";
}
if ($url_ ne $expect_url) {
- fatal "URL mismatch after rebase: ",
- "$url_ != $expect_url";
+ if ($url_ eq $gs->metadata_url) {
+ print
+ "Accepting rewritten URL:",
+ " $url_\n";
+ } else {
+ fatal
+ "URL mismatch after rebase:",
+ " $url_ != $expect_url";
+ }
}
if ($uuid_ ne $uuid) {
fatal "uuid mismatch after rebase: ",
$_fetch_all ? $gs->fetch_all : $gs->fetch;
}
command_noisy(rebase_cmd(), $gs->refname);
+ $gs->mkemptydirs;
}
sub cmd_show_ignore {
print STDOUT "\n# $path\n";
my $s = $props->{'svn:ignore'} or return;
$s =~ s/[\r\n]+/\n/g;
+ $s =~ s/^\n+//;
chomp $s;
$s =~ s#^#$path#gm;
print STDOUT "$s\n";
open(GITIGNORE, '>', $ignore)
or fatal("Failed to open `$ignore' for writing: $!");
$s =~ s/[\r\n]+/\n/g;
+ $s =~ s/^\n+//;
chomp $s;
# Prefix all patterns so that the ignore doesn't apply
# to sub-directories.
});
}
+sub cmd_mkdirs {
+ my ($url, $rev, $uuid, $gs) = working_head_info('HEAD');
+ $gs ||= Git::SVN->new;
+ $gs->mkemptydirs($_revision);
+}
+
sub canonicalize_path {
my ($path) = @_;
my $dot_slash_added = 0;
}
do_git_init_db();
if (defined $_trunk) {
- my $trunk_ref = $_prefix . 'trunk';
+ my $trunk_ref = 'refs/remotes/' . $_prefix . 'trunk';
# try both old-style and new-style lookups:
my $gs_trunk = eval { Git::SVN->new($trunk_ref) };
unless ($gs_trunk) {
my $gs = $Git::SVN::_head or return;
return if verify_ref('refs/heads/master^0');
+ # look for "trunk" ref if it exists
+ my $remote = Git::SVN::read_all_remotes()->{$gs->{repo_id}};
+ my $fetch = $remote->{fetch};
+ if ($fetch) {
+ foreach my $p (keys %$fetch) {
+ basename($fetch->{$p}) eq 'trunk' or next;
+ $gs = Git::SVN->new($fetch->{$p}, $gs->{repo_id}, $p);
+ last;
+ }
+ }
+
my $valid_head = verify_ref('HEAD^0');
command_noisy(qw(update-ref refs/heads/master), $gs->refname);
return if ($valid_head || !verify_ref('HEAD^0'));
command_noisy(qw/read-tree -m -u -v HEAD HEAD/);
print STDERR "Checked out HEAD:\n ",
$gs->full_url, " r", $gs->last_rev, "\n";
+ $gs->mkemptydirs($gs->last_rev);
}
sub complete_svn_url {
}
command_oneline('config', $k, $gs->{url}) unless $orig_url;
my $remote_path = "$gs->{path}/$repo_path";
+ $remote_path =~ s{%([0-9A-F]{2})}{chr hex($1)}ieg;
$remote_path =~ s#/+#/#g;
$remote_path =~ s#^/##g;
$remote_path .= "/*" if $remote_path !~ /\*/;
}
# convert GetOpt::Long specs for use by git-config
-sub read_repo_config {
- return unless -d $ENV{GIT_DIR};
+sub read_git_config {
my $opts = shift;
my @config_only;
foreach my $o (keys %$opts) {
return unless defined $glob_spec;
my $ref = $glob_spec->{ref};
my $path = $glob_spec->{path};
- foreach (command(qw#for-each-ref --format=%(refname) refs/remotes#)) {
- next unless m#^refs/remotes/$ref->{regex}$#;
+ foreach (command(qw#for-each-ref --format=%(refname) refs/#)) {
+ next unless m#^$ref->{regex}$#;
my $p = $1;
my $pathname = desanitize_refname($path->full_path($p));
my $refname = desanitize_refname($ref->full_path($p));
if (my $existing = $fetch->{$pathname}) {
if ($existing ne $refname) {
die "Refspec conflict:\n",
- "existing: refs/remotes/$existing\n",
- " globbed: refs/remotes/$refname\n";
+ "existing: $existing\n",
+ " globbed: $refname\n";
}
- my $u = (::cmt_metadata("refs/remotes/$refname"))[0];
+ my $u = (::cmt_metadata("$refname"))[0];
$u =~ s!^\Q$url\E(/|$)!! or die
- "refs/remotes/$refname: '$url' not found in '$u'\n";
+ "$refname: '$url' not found in '$u'\n";
if ($pathname ne $u) {
warn "W: Refspec glob conflict ",
- "(ref: refs/remotes/$refname):\n",
+ "(ref: $refname):\n",
"expected path: $pathname\n",
" real path: $u\n",
"Continuing ahead with $u\n";
my $use_svm_props = eval { command_oneline(qw/config --bool
svn.useSvmProps/) };
$use_svm_props = $use_svm_props eq 'true' if $use_svm_props;
+ my $svn_refspec = qr{\s*(.*?)\s*:\s*(.+?)\s*};
foreach (grep { s/^svn-remote\.// } command(qw/config -l/)) {
- if (m!^(.+)\.fetch=\s*(.*)\s*:\s*(.+)\s*$!) {
- my ($remote, $local_ref, $_remote_ref) = ($1, $2, $3);
- die("svn-remote.$remote: remote ref '$_remote_ref' "
- . "must start with 'refs/remotes/'\n")
- unless $_remote_ref =~ m{^refs/remotes/(.+)};
- my $remote_ref = $1;
- $local_ref =~ s{^/}{};
+ if (m!^(.+)\.fetch=$svn_refspec$!) {
+ my ($remote, $local_ref, $remote_ref) = ($1, $2, $3);
+ die("svn-remote.$remote: remote ref '$remote_ref' "
+ . "must start with 'refs/'\n")
+ unless $remote_ref =~ m{^refs/};
$r->{$remote}->{fetch}->{$local_ref} = $remote_ref;
$r->{$remote}->{svm} = {} if $use_svm_props;
} elsif (m!^(.+)\.usesvmprops=\s*(.*)\s*$!) {
$r->{$1}->{svm} = {};
} elsif (m!^(.+)\.url=\s*(.*)\s*$!) {
$r->{$1}->{url} = $2;
- } elsif (m!^(.+)\.(branches|tags)=
- (.*):refs/remotes/(.+)\s*$/!x) {
- my ($p, $g) = ($3, $4);
+ } elsif (m!^(.+)\.(branches|tags)=$svn_refspec$!) {
+ my ($remote, $t, $local_ref, $remote_ref) =
+ ($1, $2, $3, $4);
+ die("svn-remote.$remote: remote ref '$remote_ref' ($t) "
+ . "must start with 'refs/'\n")
+ unless $remote_ref =~ m{^refs/};
my $rs = {
- t => $2,
- remote => $1,
- path => Git::SVN::GlobSpec->new($p),
- ref => Git::SVN::GlobSpec->new($g) };
+ t => $t,
+ remote => $remote,
+ path => Git::SVN::GlobSpec->new($local_ref),
+ ref => Git::SVN::GlobSpec->new($remote_ref) };
if (length($rs->{ref}->{right}) != 0) {
die "The '*' glob character must be the last ",
- "character of '$g'\n";
+ "character of '$remote_ref'\n";
}
- push @{ $r->{$1}->{$2} }, $rs;
+ push @{ $r->{$remote}->{$t} }, $rs;
}
}
}
}
my ($xrepo_id, $xpath) = find_ref($self->refname);
- if (defined $xpath) {
+ if (!$no_write && defined $xpath) {
die "svn-remote.$xrepo_id.fetch already set to track ",
- "$xpath:refs/remotes/", $self->refname, "\n";
+ "$xpath:", $self->refname, "\n";
}
unless ($no_write) {
command_noisy('config',
"svn-remote.$self->{repo_id}.url", $url);
$self->{path} =~ s{^/}{};
+ $self->{path} =~ s{%([0-9A-F]{2})}{chr hex($1)}ieg;
command_noisy('config', '--add',
"svn-remote.$self->{repo_id}.fetch",
"$self->{path}:".$self->refname);
my ($ref_id) = @_;
foreach (command(qw/config -l/)) {
next unless m!^svn-remote\.(.+)\.fetch=
- \s*(.*)\s*:\s*refs/remotes/(.+)\s*$!x;
+ \s*(.*?)\s*:\s*(.+?)\s*$!x;
my ($repo_id, $path, $ref) = ($1, $2, $3);
if ($ref eq $ref_id) {
$path = '' if ($path =~ m#^\./?#);
if (!defined $repo_id) {
die "Could not find a \"svn-remote.*.fetch\" key ",
"in the repository configuration matching: ",
- "refs/remotes/$ref_id\n";
+ "$ref_id\n";
}
}
my $self = _new($class, $repo_id, $ref_id, $path);
if (!defined $self->{path} || !length $self->{path}) {
my $fetch = command_oneline('config', '--get',
"svn-remote.$repo_id.fetch",
- ":refs/remotes/$ref_id\$") or
+ ":$ref_id\$") or
die "Failed to read \"svn-remote.$repo_id.fetch\" ",
- "\":refs/remotes/$ref_id\$\" in config\n";
+ "\":$ref_id\$\" in config\n";
($self->{path}, undef) = split(/\s*:\s*/, $fetch);
}
$self->{url} = command_oneline('config', '--get',
}
sub refname {
- my ($refname) = "refs/remotes/$_[0]->{ref_id}" ;
+ my ($refname) = $_[0]->{ref_id} ;
# It cannot end with a slash /, we'll throw up on this because
# SVN can't have directories with a slash in their name, either:
my $url = $self->ra->{url};
my $new_url = $url . $branch_from;
print STDERR "Found possible branch point: ",
- "$new_url => ", $self->full_url, ", $r\n";
+ "$new_url => ", $self->full_url, ", $r\n"
+ unless $::_q > 1;
$branch_from =~ s#^/##;
my $gs = $self->other_gs($new_url, $url,
$branch_from, $r, $self->{ref_id});
($r0, $parent) = $gs->find_rev_before($r, 1);
}
if (defined $r0 && defined $parent) {
- print STDERR "Found branch parent: ($self->{ref_id}) $parent\n";
+ print STDERR "Found branch parent: ($self->{ref_id}) $parent\n"
+ unless $::_q > 1;
my $ed;
if ($self->ra->can_do_switch) {
$self->assert_index_clean($parent);
- print STDERR "Following parent with do_switch\n";
+ print STDERR "Following parent with do_switch\n"
+ unless $::_q > 1;
# do_switch works with svn/trunk >= r22312, but that
# is not included with SVN 1.4.3 (the latest version
# at the moment), so we can't rely on it
print STDERR "Trees match:\n",
" $new_url\@$r0\n",
" ${\$self->full_url}\@$rev\n",
- "Following parent with no changes\n";
+ "Following parent with no changes\n"
+ unless $::_q > 1;
$self->tmp_index_do(sub {
command_noisy('read-tree', $parent);
});
$self->{last_commit} = $parent;
} else {
- print STDERR "Following parent with do_update\n";
+ print STDERR "Following parent with do_update\n"
+ unless $::_q > 1;
$ed = SVN::Git::Fetcher->new($self);
$self->ra->gs_do_update($rev, $rev, $self, $ed)
or die "SVN connection failed somewhere...\n";
}
- print STDERR "Successfully followed parent\n";
+ print STDERR "Successfully followed parent\n" unless $::_q > 1;
return $self->make_log_entry($rev, [$parent], $ed);
}
return undef;
$self->make_log_entry($rev, \@parents, $ed);
}
+sub mkemptydirs {
+ my ($self, $r) = @_;
+ my %empty_dirs = ();
+
+ open my $fh, '<', "$self->{dir}/unhandled.log" or return;
+ binmode $fh or croak "binmode: $!";
+ while (<$fh>) {
+ if (defined $r && /^r(\d+)$/) {
+ last if $1 > $r;
+ } elsif (/^ \+empty_dir: (.+)$/) {
+ $empty_dirs{$1} = 1;
+ } elsif (/^ \-empty_dir: (.+)$/) {
+ delete $empty_dirs{$1};
+ }
+ }
+ close $fh;
+ foreach my $d (sort keys %empty_dirs) {
+ $d = uri_decode($d);
+ next if -d $d;
+ if (-e _) {
+ warn "$d exists but is not a directory\n";
+ } else {
+ print "creating empty directory: $d\n";
+ mkpath([$d]);
+ }
+ }
+}
+
sub get_untracked {
my ($self, $ed) = @_;
my @out;
$ref_id .= "\@$r";
# just grow a tail if we're not unique enough :x
$ref_id .= '-' while find_ref($ref_id);
- print STDERR "Initializing parent: $ref_id\n";
+ print STDERR "Initializing parent: $ref_id\n" unless $::_q > 1;
my ($u, $p, $repo_id) = ($new_url, '', $ref_id);
if ($u =~ s#^\Q$url\E(/|$)##) {
$p = $u;
$author;
}
+sub find_extra_svk_parents {
+ my ($self, $ed, $tickets, $parents) = @_;
+ # aha! svk:merge property changed...
+ my @tickets = split "\n", $tickets;
+ my @known_parents;
+ for my $ticket ( @tickets ) {
+ my ($uuid, $path, $rev) = split /:/, $ticket;
+ if ( $uuid eq $self->ra_uuid ) {
+ my $url = $self->rewrite_root || $self->{url};
+ my $repos_root = $url;
+ my $branch_from = $path;
+ $branch_from =~ s{^/}{};
+ my $gs = $self->other_gs($repos_root."/".$branch_from,
+ $url,
+ $branch_from,
+ $rev,
+ $self->{ref_id});
+ if ( my $commit = $gs->rev_map_get($rev, $uuid) ) {
+ # wahey! we found it, but it might be
+ # an old one (!)
+ push @known_parents, $commit;
+ }
+ }
+ }
+ for my $parent ( @known_parents ) {
+ my @cmd = ('rev-list', $parent, map { "^$_" } @$parents );
+ my ($msg_fh, $ctx) = command_output_pipe(@cmd);
+ my $new;
+ while ( <$msg_fh> ) {
+ $new=1;last;
+ }
+ command_close_pipe($msg_fh, $ctx);
+ if ( $new ) {
+ print STDERR
+ "Found merge parent (svk:merge ticket): $parent\n";
+ push @$parents, $parent;
+ }
+ }
+}
+
+# note: this function should only be called if the various dirprops
+# have actually changed
+sub find_extra_svn_parents {
+ my ($self, $ed, $mergeinfo, $parents) = @_;
+ # aha! svk:merge property changed...
+
+ # We first search for merged tips which are not in our
+ # history. Then, we figure out which git revisions are in
+ # that tip, but not this revision. If all of those revisions
+ # are now marked as merge, we can add the tip as a parent.
+ my @merges = split "\n", $mergeinfo;
+ my @merge_tips;
+ my @merged_commit_ranges;
+ my $url = $self->rewrite_root || $self->{url};
+ for my $merge ( @merges ) {
+ my ($source, $revs) = split ":", $merge;
+ my $path = $source;
+ $path =~ s{^/}{};
+ my $gs = Git::SVN->find_by_url($url.$source, $url, $path);
+ if ( !$gs ) {
+ warn "Couldn't find revmap for $url$source\n";
+ next;
+ }
+ my @ranges = split ",", $revs;
+ my ($tip, $tip_commit);
+ # find the tip
+ for my $range ( @ranges ) {
+ my ($bottom, $top) = split "-", $range;
+ $top ||= $bottom;
+ my $bottom_commit =
+ $gs->rev_map_get($bottom, $self->ra_uuid) ||
+ $gs->rev_map_get($bottom+1, $self->ra_uuid);
+ my $top_commit;
+ for (; !$top_commit && $top >= $bottom; --$top) {
+ $top_commit =
+ $gs->rev_map_get($top, $self->ra_uuid);
+ }
+
+ unless ($top_commit and $bottom_commit) {
+ warn "W:unknown path/rev in svn:mergeinfo "
+ ."dirprop: $source:$range\n";
+ next;
+ }
+
+ push @merged_commit_ranges,
+ "$bottom_commit..$top_commit";
+
+ if ( !defined $tip or $top > $tip ) {
+ $tip = $top;
+ $tip_commit = $top_commit;
+ }
+ }
+ unless (!$tip_commit or
+ grep { $_ eq $tip_commit } @$parents ) {
+ push @merge_tips, $tip_commit;
+ } else {
+ push @merge_tips, undef;
+ }
+ }
+ for my $merge_tip ( @merge_tips ) {
+ my $spec = shift @merges;
+ next unless $merge_tip;
+ my @cmd = ('rev-list', "-1", $merge_tip,
+ "--not", @$parents );
+ my ($msg_fh, $ctx) = command_output_pipe(@cmd);
+ my $new;
+ while ( <$msg_fh> ) {
+ $new=1;last;
+ }
+ command_close_pipe($msg_fh, $ctx);
+ if ( $new ) {
+ push @cmd, @merged_commit_ranges;
+ my ($msg_fh, $ctx) = command_output_pipe(@cmd);
+ my $unmerged;
+ while ( <$msg_fh> ) {
+ $unmerged=1;last;
+ }
+ command_close_pipe($msg_fh, $ctx);
+ if ( $unmerged ) {
+ warn "W:svn cherry-pick ignored ($spec)\n";
+ } else {
+ warn
+ "Found merge parent (svn:mergeinfo prop): ",
+ $merge_tip, "\n";
+ push @$parents, $merge_tip;
+ }
+ }
+ }
+}
+
sub make_log_entry {
my ($self, $rev, $parents, $ed) = @_;
my $untracked = $self->get_untracked($ed);
+ my @parents = @$parents;
+ my $ps = $ed->{path_strip} || "";
+ for my $path ( grep { m/$ps/ } %{$ed->{dir_prop}} ) {
+ my $props = $ed->{dir_prop}{$path};
+ if ( $props->{"svk:merge"} ) {
+ $self->find_extra_svk_parents
+ ($ed, $props->{"svk:merge"}, \@parents);
+ }
+ if ( $props->{"svn:mergeinfo"} ) {
+ $self->find_extra_svn_parents
+ ($ed,
+ $props->{"svn:mergeinfo"},
+ \@parents);
+ }
+ }
+
open my $un, '>>', "$self->{dir}/unhandled.log" or croak $!;
print $un "r$rev\n" or croak $!;
print $un $_, "\n" foreach @$untracked;
- my %log_entry = ( parents => $parents || [], revision => $rev,
+ my %log_entry = ( parents => \@parents, revision => $rev,
log => '');
my $headrev;
my $i = int(($l/24 + $u/24) / 2) * 24;
sysseek($fh, $i, SEEK_SET) or croak "seek: $!";
sysread($fh, my $buf, 24) == 24 or croak "read: $!";
- my ($r, $c) = unpack('NH40', $buf);
+ my ($r, $c) = unpack(rev_map_fmt, $buf);
if ($r < $rev) {
$l = $i + 24;
$repo_id = $Git::SVN::default_repo_id;
}
unless (defined $ref_id && length $ref_id) {
- $_[2] = $ref_id = $Git::SVN::default_ref_id;
+ $_prefix = '' unless defined($_prefix);
+ $_[2] = $ref_id =
+ "refs/remotes/$_prefix$Git::SVN::default_ref_id";
}
$_[1] = $repo_id;
my $dir = "$ENV{GIT_DIR}/svn/$ref_id";
+
+ # Older repos imported by us used $GIT_DIR/svn/foo instead of
+ # $GIT_DIR/svn/refs/remotes/foo when tracking refs/remotes/foo
+ if ($ref_id =~ m{^refs/remotes/(.*)}) {
+ my $old_dir = "$ENV{GIT_DIR}/svn/$1";
+ if (-d $old_dir && ! -d $dir) {
+ $dir = $old_dir;
+ }
+ }
+
$_[3] = $path = '' unless (defined $path);
- mkpath(["$ENV{GIT_DIR}/svn"]);
+ mkpath([$dir]);
bless {
ref_id => $ref_id, dir => $dir, index => "$dir/index",
path => $path, config => "$ENV{GIT_DIR}/svn/config",
$f
}
+sub uri_decode {
+ my ($f) = @_;
+ $f =~ s#%([0-9a-fA-F]{2})#chr(hex($1))#eg;
+ $f
+}
+
sub remove_username {
$_[0] =~ s{^([^:]*://)[^@]+@}{$1};
}
my $pfx = "svn-remote.$x->{old_repo_id}";
my $old_fetch = quotemeta("$x->{old_path}:".
- "refs/remotes/$x->{ref_id}");
+ "$x->{ref_id}");
command_noisy(qw/config --unset/,
"$pfx.fetch", '^'. $old_fetch . '$');
delete $r->{$x->{old_repo_id}}->
my ($class, $glob) = @_;
my $re = $glob;
$re =~ s!/+$!!g; # no need for trailing slashes
- $re =~ m!^([^*]*)(\*(?:/\*)*)([^*]*)$!;
+ $re =~ m!^([^*]*)(\*(?:/\*)*)(.*)$!;
my $temp = $re;
my ($left, $right) = ($1, $3);
$re = $2;