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-rwxr-xr-xgit-svn.perl553
1 files changed, 528 insertions, 25 deletions
diff --git a/git-svn.perl b/git-svn.perl
index 0fd2fd2188..e30df22d89 100755
--- a/git-svn.perl
+++ b/git-svn.perl
@@ -22,14 +22,13 @@ $Git::SVN::default_ref_id = $ENV{GIT_SVN_ID} || 'git-svn';
$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;
- $ENV{SVN_SSH} =~ s/(.*)/"$1"/;
- }
- }
+if (! exists $ENV{SVN_SSH} && exists $ENV{GIT_SSH}) {
+ $ENV{SVN_SSH} = $ENV{GIT_SSH};
+}
+
+if (exists $ENV{SVN_SSH} && $^O eq 'msys') {
+ $ENV{SVN_SSH} =~ s/\\/\\\\/g;
+ $ENV{SVN_SSH} =~ s/(.*)/"$1"/;
}
$Git::SVN::Log::TZ = $ENV{TZ};
@@ -87,13 +86,15 @@ my ($_stdin, $_help, $_edit,
$_version, $_fetch_all, $_no_rebase, $_fetch_parent,
$_merge, $_strategy, $_dry_run, $_local,
$_prefix, $_no_checkout, $_url, $_verbose,
- $_git_format, $_commit_url, $_tag, $_merge_info);
+ $_git_format, $_commit_url, $_tag, $_merge_info, $_interactive);
$Git::SVN::_follow_parent = 1;
+$SVN::Git::Fetcher::_placeholder_filename = ".gitignore";
$_q ||= 0;
my %remote_opts = ( 'username=s' => \$Git::SVN::Prompt::_username,
'config-dir=s' => \$Git::SVN::Ra::config_dir,
'no-auth-cache' => \$Git::SVN::Prompt::_no_auth_cache,
- 'ignore-paths=s' => \$SVN::Git::Fetcher::_ignore_regex );
+ 'ignore-paths=s' => \$SVN::Git::Fetcher::_ignore_regex,
+ 'ignore-refs=s' => \$Git::SVN::Ra::_ignore_refs_regex );
my %fc_opts = ( 'follow-parent|follow!' => \$Git::SVN::_follow_parent,
'authors-file|A=s' => \$_authors,
'authors-prog=s' => \$_authors_prog,
@@ -139,6 +140,10 @@ my %cmd = (
%fc_opts } ],
clone => [ \&cmd_clone, "Initialize and fetch revisions",
{ 'revision|r=s' => \$_revision,
+ 'preserve-empty-dirs' =>
+ \$SVN::Git::Fetcher::_preserve_empty_dirs,
+ 'placeholder-filename=s' =>
+ \$SVN::Git::Fetcher::_placeholder_filename,
%fc_opts, %init_opts } ],
init => [ \&cmd_init, "Initialize a repo for tracking" .
" (requires URL argument)",
@@ -158,6 +163,7 @@ my %cmd = (
'revision|r=i' => \$_revision,
'no-rebase' => \$_no_rebase,
'mergeinfo=s' => \$_merge_info,
+ 'interactive|i' => \$_interactive,
%cmt_opts, %fc_opts } ],
branch => [ \&cmd_branch,
'Create a branch in the SVN repository',
@@ -251,6 +257,27 @@ my %cmd = (
{} ],
);
+use Term::ReadLine;
+package FakeTerm;
+sub new {
+ my ($class, $reason) = @_;
+ return bless \$reason, shift;
+}
+sub readline {
+ my $self = shift;
+ die "Cannot use readline on FakeTerm: $$self";
+}
+package main;
+
+my $term = eval {
+ $ENV{"GIT_SVN_NOTTY"}
+ ? new Term::ReadLine 'git-svn', \*STDIN, \*STDOUT
+ : new Term::ReadLine 'git-svn';
+};
+if ($@) {
+ $term = new FakeTerm "$@: going non-interactive";
+}
+
my $cmd;
for (my $i = 0; $i < @ARGV; $i++) {
if (defined $cmd{$ARGV[$i]}) {
@@ -294,7 +321,7 @@ read_git_config(\%opts);
if ($cmd && ($cmd eq 'log' || $cmd eq 'blame')) {
Getopt::Long::Configure('pass_through');
}
-my $rv = GetOptions(%opts, 'help|H|h' => \$_help, 'version|V' => \$_version,
+my $rv = GetOptions(%opts, 'h|H' => \$_help, 'version|V' => \$_version,
'minimize-connections' => \$Git::SVN::Migration::_minimize,
'id|i=s' => \$Git::SVN::default_ref_id,
'svn-remote|remote|R=s' => sub {
@@ -361,6 +388,36 @@ sub version {
exit 0;
}
+sub ask {
+ my ($prompt, %arg) = @_;
+ my $valid_re = $arg{valid_re};
+ my $default = $arg{default};
+ my $resp;
+ my $i = 0;
+
+ if ( !( defined($term->IN)
+ && defined( fileno($term->IN) )
+ && defined( $term->OUT )
+ && defined( fileno($term->OUT) ) ) ){
+ return defined($default) ? $default : undef;
+ }
+
+ while ($i++ < 10) {
+ $resp = $term->readline($prompt);
+ if (!defined $resp) { # EOF
+ print "\n";
+ return defined $default ? $default : undef;
+ }
+ if ($resp eq '' and defined $default) {
+ return $default;
+ }
+ if (!defined $valid_re or $resp =~ /$valid_re/) {
+ return $resp;
+ }
+ }
+ return undef;
+}
+
sub do_git_init_db {
unless (-d $ENV{GIT_DIR}) {
my @init_db = ('init');
@@ -383,9 +440,18 @@ sub do_git_init_db {
command_noisy('config', "$pfx.$i", $icv{$i});
$set = $i;
}
- my $ignore_regex = \$SVN::Git::Fetcher::_ignore_regex;
- command_noisy('config', "$pfx.ignore-paths", $$ignore_regex)
- if defined $$ignore_regex;
+ my $ignore_paths_regex = \$SVN::Git::Fetcher::_ignore_regex;
+ command_noisy('config', "$pfx.ignore-paths", $$ignore_paths_regex)
+ if defined $$ignore_paths_regex;
+ my $ignore_refs_regex = \$Git::SVN::Ra::_ignore_refs_regex;
+ command_noisy('config', "$pfx.ignore-refs", $$ignore_refs_regex)
+ if defined $$ignore_refs_regex;
+
+ if (defined $SVN::Git::Fetcher::_preserve_empty_dirs) {
+ my $fname = \$SVN::Git::Fetcher::_placeholder_filename;
+ command_noisy('config', "$pfx.preserve-empty-dirs", 'true');
+ command_noisy('config', "$pfx.placeholder-filename", $$fname);
+ }
}
sub init_subdir {
@@ -497,6 +563,195 @@ sub cmd_set_tree {
unlink $gs->{index};
}
+sub split_merge_info_range {
+ my ($range) = @_;
+ if ($range =~ /(\d+)-(\d+)/) {
+ return (int($1), int($2));
+ } else {
+ return (int($range), int($range));
+ }
+}
+
+sub combine_ranges {
+ my ($in) = @_;
+
+ my @fnums = ();
+ my @arr = split(/,/, $in);
+ for my $element (@arr) {
+ my ($start, $end) = split_merge_info_range($element);
+ push @fnums, $start;
+ }
+
+ my @sorted = @arr [ sort {
+ $fnums[$a] <=> $fnums[$b]
+ } 0..$#arr ];
+
+ my @return = ();
+ my $last = -1;
+ my $first = -1;
+ for my $element (@sorted) {
+ my ($start, $end) = split_merge_info_range($element);
+
+ if ($last == -1) {
+ $first = $start;
+ $last = $end;
+ next;
+ }
+ if ($start <= $last+1) {
+ if ($end > $last) {
+ $last = $end;
+ }
+ next;
+ }
+ if ($first == $last) {
+ push @return, "$first";
+ } else {
+ push @return, "$first-$last";
+ }
+ $first = $start;
+ $last = $end;
+ }
+
+ if ($first != -1) {
+ if ($first == $last) {
+ push @return, "$first";
+ } else {
+ push @return, "$first-$last";
+ }
+ }
+
+ return join(',', @return);
+}
+
+sub merge_revs_into_hash {
+ my ($hash, $minfo) = @_;
+ my @lines = split(' ', $minfo);
+
+ for my $line (@lines) {
+ my ($branchpath, $revs) = split(/:/, $line);
+
+ if (exists($hash->{$branchpath})) {
+ # Merge the two revision sets
+ my $combined = "$hash->{$branchpath},$revs";
+ $hash->{$branchpath} = combine_ranges($combined);
+ } else {
+ # Just do range combining for consolidation
+ $hash->{$branchpath} = combine_ranges($revs);
+ }
+ }
+}
+
+sub merge_merge_info {
+ my ($mergeinfo_one, $mergeinfo_two) = @_;
+ my %result_hash = ();
+
+ merge_revs_into_hash(\%result_hash, $mergeinfo_one);
+ merge_revs_into_hash(\%result_hash, $mergeinfo_two);
+
+ my $result = '';
+ # Sort below is for consistency's sake
+ for my $branchname (sort keys(%result_hash)) {
+ my $revlist = $result_hash{$branchname};
+ $result .= "$branchname:$revlist\n"
+ }
+ return $result;
+}
+
+sub populate_merge_info {
+ my ($d, $gs, $uuid, $linear_refs, $rewritten_parent) = @_;
+
+ my %parentshash;
+ read_commit_parents(\%parentshash, $d);
+ my @parents = @{$parentshash{$d}};
+ if ($#parents > 0) {
+ # Merge commit
+ my $all_parents_ok = 1;
+ my $aggregate_mergeinfo = '';
+ my $rooturl = $gs->repos_root;
+
+ if (defined($rewritten_parent)) {
+ # Replace first parent with newly-rewritten version
+ shift @parents;
+ unshift @parents, $rewritten_parent;
+ }
+
+ foreach my $parent (@parents) {
+ my ($branchurl, $svnrev, $paruuid) =
+ cmt_metadata($parent);
+
+ unless (defined($svnrev)) {
+ # Should have been caught be preflight check
+ fatal "merge commit $d has ancestor $parent, but that change "
+ ."does not have git-svn metadata!";
+ }
+ unless ($branchurl =~ /^\Q$rooturl\E(.*)/) {
+ fatal "commit $parent git-svn metadata changed mid-run!";
+ }
+ my $branchpath = $1;
+
+ my $ra = Git::SVN::Ra->new($branchurl);
+ my (undef, undef, $props) =
+ $ra->get_dir(canonicalize_path("."), $svnrev);
+ my $par_mergeinfo = $props->{'svn:mergeinfo'};
+ unless (defined $par_mergeinfo) {
+ $par_mergeinfo = '';
+ }
+ # Merge previous mergeinfo values
+ $aggregate_mergeinfo =
+ merge_merge_info($aggregate_mergeinfo,
+ $par_mergeinfo, 0);
+
+ next if $parent eq $parents[0]; # Skip first parent
+ # Add new changes being placed in tree by merge
+ my @cmd = (qw/rev-list --reverse/,
+ $parent, qw/--not/);
+ foreach my $par (@parents) {
+ unless ($par eq $parent) {
+ push @cmd, $par;
+ }
+ }
+ my @revsin = ();
+ my ($revlist, $ctx) = command_output_pipe(@cmd);
+ while (<$revlist>) {
+ my $irev = $_;
+ chomp $irev;
+ my (undef, $csvnrev, undef) =
+ cmt_metadata($irev);
+ unless (defined $csvnrev) {
+ # A child is missing SVN annotations...
+ # this might be OK, or might not be.
+ warn "W:child $irev is merged into revision "
+ ."$d but does not have git-svn metadata. "
+ ."This means git-svn cannot determine the "
+ ."svn revision numbers to place into the "
+ ."svn:mergeinfo property. You must ensure "
+ ."a branch is entirely committed to "
+ ."SVN before merging it in order for "
+ ."svn:mergeinfo population to function "
+ ."properly";
+ }
+ push @revsin, $csvnrev;
+ }
+ command_close_pipe($revlist, $ctx);
+
+ last unless $all_parents_ok;
+
+ # We now have a list of all SVN revnos which are
+ # merged by this particular parent. Integrate them.
+ next if $#revsin == -1;
+ my $newmergeinfo = "$branchpath:" . join(',', @revsin);
+ $aggregate_mergeinfo =
+ merge_merge_info($aggregate_mergeinfo,
+ $newmergeinfo, 1);
+ }
+ if ($all_parents_ok and $aggregate_mergeinfo) {
+ return $aggregate_mergeinfo;
+ }
+ }
+
+ return undef;
+}
+
sub cmd_dcommit {
my $head = shift;
command_noisy(qw/update-index --refresh/);
@@ -546,8 +801,88 @@ sub cmd_dcommit {
"If these changes depend on each other, re-running ",
"without --no-rebase may be required."
}
+
+ if (defined $_interactive){
+ my $ask_default = "y";
+ foreach my $d (@$linear_refs){
+ my ($fh, $ctx) = command_output_pipe(qw(show --summary), "$d");
+ while (<$fh>){
+ print $_;
+ }
+ command_close_pipe($fh, $ctx);
+ $_ = ask("Commit this patch to SVN? ([y]es (default)|[n]o|[q]uit|[a]ll): ",
+ valid_re => qr/^(?:yes|y|no|n|quit|q|all|a)/i,
+ default => $ask_default);
+ die "Commit this patch reply required" unless defined $_;
+ if (/^[nq]/i) {
+ exit(0);
+ } elsif (/^a/i) {
+ last;
+ }
+ }
+ }
+
my $expect_url = $url;
+
+ my $push_merge_info = eval {
+ command_oneline(qw/config --get svn.pushmergeinfo/)
+ };
+ if (not defined($push_merge_info)
+ or $push_merge_info eq "false"
+ or $push_merge_info eq "no"
+ or $push_merge_info eq "never") {
+ $push_merge_info = 0;
+ }
+
+ unless (defined($_merge_info) || ! $push_merge_info) {
+ # Preflight check of changes to ensure no issues with mergeinfo
+ # This includes check for uncommitted-to-SVN parents
+ # (other than the first parent, which we will handle),
+ # information from different SVN repos, and paths
+ # which are not underneath this repository root.
+ my $rooturl = $gs->repos_root;
+ foreach my $d (@$linear_refs) {
+ my %parentshash;
+ read_commit_parents(\%parentshash, $d);
+ my @realparents = @{$parentshash{$d}};
+ if ($#realparents > 0) {
+ # Merge commit
+ shift @realparents; # Remove/ignore first parent
+ foreach my $parent (@realparents) {
+ my ($branchurl, $svnrev, $paruuid) = cmt_metadata($parent);
+ unless (defined $paruuid) {
+ # A parent is missing SVN annotations...
+ # abort the whole operation.
+ fatal "$parent is merged into revision $d, "
+ ."but does not have git-svn metadata. "
+ ."Either dcommit the branch or use a "
+ ."local cherry-pick, FF merge, or rebase "
+ ."instead of an explicit merge commit.";
+ }
+
+ unless ($paruuid eq $uuid) {
+ # Parent has SVN metadata from different repository
+ fatal "merge parent $parent for change $d has "
+ ."git-svn uuid $paruuid, while current change "
+ ."has uuid $uuid!";
+ }
+
+ unless ($branchurl =~ /^\Q$rooturl\E(.*)/) {
+ # This branch is very strange indeed.
+ fatal "merge parent $parent for $d is on branch "
+ ."$branchurl, which is not under the "
+ ."git-svn root $rooturl!";
+ }
+ }
+ }
+ }
+ }
+
+ my $rewritten_parent;
Git::SVN::remove_username($expect_url);
+ if (defined($_merge_info)) {
+ $_merge_info =~ tr{ }{\n};
+ }
while (1) {
my $d = shift @$linear_refs or last;
unless (defined $last_rev) {
@@ -561,6 +896,14 @@ sub cmd_dcommit {
print "diff-tree $d~1 $d\n";
} else {
my $cmt_rev;
+
+ unless (defined($_merge_info) || ! $push_merge_info) {
+ $_merge_info = populate_merge_info($d, $gs,
+ $uuid,
+ $linear_refs,
+ $rewritten_parent);
+ }
+
my %ed_opts = ( r => $last_rev,
log => get_commit_entry($d)->{log},
ra => Git::SVN::Ra->new($url),
@@ -603,6 +946,9 @@ sub cmd_dcommit {
@finish = qw/reset --mixed/;
}
command_noisy(@finish, $gs->refname);
+
+ $rewritten_parent = command_oneline(qw/rev-parse HEAD/);
+
if (@diff) {
@refs = ();
my ($url_, $rev_, $uuid_, $gs_) =
@@ -1849,6 +2195,8 @@ sub read_all_remotes {
$r->{$1}->{url} = $2;
} elsif (m!^(.+)\.pushurl=\s*(.*)\s*$!) {
$r->{$1}->{pushurl} = $2;
+ } elsif (m!^(.+)\.ignore-refs=\s*(.*)\s*$!) {
+ $r->{$1}->{ignore_refs_regex} = $2;
} elsif (m!^(.+)\.(branches|tags)=$svn_refspec$!) {
my ($remote, $t, $local_ref, $remote_ref) =
($1, $2, $3, $4);
@@ -1885,6 +2233,16 @@ sub read_all_remotes {
}
} keys %$r;
+ foreach my $remote (keys %$r) {
+ foreach ( grep { defined $_ }
+ map { $r->{$remote}->{$_} } qw(branches tags) ) {
+ foreach my $rs ( @$_ ) {
+ $rs->{ignore_refs_regex} =
+ $r->{$remote}->{ignore_refs_regex};
+ }
+ }
+ }
+
$r;
}
@@ -3011,7 +3369,7 @@ sub other_gs {
my (undef, $max_commit) = $gs->rev_map_max(1);
last if (!$max_commit);
my ($url) = ::cmt_metadata($max_commit);
- last if ($url eq $gs->full_url);
+ last if ($url eq $gs->metadata_url);
$ref_id .= '-';
}
print STDERR "Initializing parent: $ref_id\n" unless $::_q > 1;
@@ -3124,8 +3482,12 @@ sub lookup_svn_merge {
next;
}
- push @merged_commit_ranges,
- "$bottom_commit^..$top_commit";
+ if (scalar(command('rev-parse', "$bottom_commit^@"))) {
+ push @merged_commit_ranges,
+ "$bottom_commit^..$top_commit";
+ } else {
+ push @merged_commit_ranges, "$top_commit";
+ }
if ( !defined $tip or $top > $tip ) {
$tip = $top;
@@ -3154,9 +3516,9 @@ sub check_cherry_pick {
my $parents = shift;
my @ranges = @_;
my %commits = map { $_ => 1 }
- _rev_list("--no-merges", $tip, "--not", $base, @$parents);
+ _rev_list("--no-merges", $tip, "--not", $base, @$parents, "--");
for my $range ( @ranges ) {
- delete @commits{_rev_list($range)};
+ delete @commits{_rev_list($range, "--")};
}
for my $commit (keys %commits) {
if (has_no_changes($commit)) {
@@ -4076,12 +4438,13 @@ sub _read_password {
}
package SVN::Git::Fetcher;
-use vars qw/@ISA/;
+use vars qw/@ISA $_ignore_regex $_preserve_empty_dirs $_placeholder_filename
+ @deleted_gpath %added_placeholder $repo_id/;
use strict;
use warnings;
use Carp qw/croak/;
+use File::Basename qw/dirname/;
use IO::File qw//;
-use vars qw/$_ignore_regex/;
# file baton members: path, mode_a, mode_b, pool, fh, blob, base
sub new {
@@ -4093,8 +4456,34 @@ sub new {
$self->{empty_symlinks} =
_mark_empty_symlinks($git_svn, $switch_path);
}
- $self->{ignore_regex} = eval { command_oneline('config', '--get',
- "svn-remote.$git_svn->{repo_id}.ignore-paths") };
+
+ # some options are read globally, but can be overridden locally
+ # per [svn-remote "..."] section. Command-line options will *NOT*
+ # override options set in an [svn-remote "..."] section
+ $repo_id = $git_svn->{repo_id};
+ my $k = "svn-remote.$repo_id.ignore-paths";
+ my $v = eval { command_oneline('config', '--get', $k) };
+ $self->{ignore_regex} = $v;
+
+ $k = "svn-remote.$repo_id.preserve-empty-dirs";
+ $v = eval { command_oneline('config', '--get', '--bool', $k) };
+ if ($v && $v eq 'true') {
+ $_preserve_empty_dirs = 1;
+ $k = "svn-remote.$repo_id.placeholder-filename";
+ $v = eval { command_oneline('config', '--get', $k) };
+ $_placeholder_filename = $v;
+ }
+
+ # Load the list of placeholder files added during previous invocations.
+ $k = "svn-remote.$repo_id.added-placeholder";
+ $v = eval { command_oneline('config', '--get-all', $k) };
+ if ($_preserve_empty_dirs && $v) {
+ # command() prints errors to stderr, so we only call it if
+ # command_oneline() succeeded.
+ my @v = command('config', '--get-all', $k);
+ $added_placeholder{ dirname($_) } = $_ foreach @v;
+ }
+
$self->{empty} = {};
$self->{dir_prop} = {};
$self->{file_prop} = {};
@@ -4223,6 +4612,8 @@ sub delete_entry {
$self->{gii}->remove($gpath);
print "\tD\t$gpath\n" unless $::_q;
}
+ # Don't add to @deleted_gpath if we're deleting a placeholder file.
+ push @deleted_gpath, $gpath unless $added_placeholder{dirname($path)};
$self->{empty}->{$path} = 0;
undef;
}
@@ -4255,7 +4646,15 @@ sub add_file {
my ($dir, $file) = ($path =~ m#^(.*?)/?([^/]+)$#);
delete $self->{empty}->{$dir};
$mode = '100644';
+
+ if ($added_placeholder{$dir}) {
+ # Remove our placeholder file, if we created one.
+ delete_entry($self, $added_placeholder{$dir})
+ unless $path eq $added_placeholder{$dir};
+ delete $added_placeholder{$dir}
+ }
}
+
{ path => $path, mode_a => $mode, mode_b => $mode,
pool => SVN::Pool->new, action => 'A' };
}
@@ -4273,6 +4672,7 @@ sub add_directory {
chomp;
$self->{gii}->remove($_);
print "\tD\t$_\n" unless $::_q;
+ push @deleted_gpath, $gpath;
}
command_close_pipe($ls, $ctx);
$self->{empty}->{$path} = 0;
@@ -4280,6 +4680,13 @@ sub add_directory {
my ($dir, $file) = ($path =~ m#^(.*?)/?([^/]+)$#);
delete $self->{empty}->{$dir};
$self->{empty}->{$path} = 1;
+
+ if ($added_placeholder{$dir}) {
+ # Remove our placeholder file, if we created one.
+ delete_entry($self, $added_placeholder{$dir});
+ delete $added_placeholder{$dir}
+ }
+
out:
{ path => $path };
}
@@ -4443,12 +4850,96 @@ sub abort_edit {
sub close_edit {
my $self = shift;
+
+ if ($_preserve_empty_dirs) {
+ my @empty_dirs;
+
+ # Any entry flagged as empty that also has an associated
+ # dir_prop represents a newly created empty directory.
+ foreach my $i (keys %{$self->{empty}}) {
+ push @empty_dirs, $i if exists $self->{dir_prop}->{$i};
+ }
+
+ # Search for directories that have become empty due subsequent
+ # file deletes.
+ push @empty_dirs, $self->find_empty_directories();
+
+ # Finally, add a placeholder file to each empty directory.
+ $self->add_placeholder_file($_) foreach (@empty_dirs);
+
+ $self->stash_placeholder_list();
+ }
+
$self->{git_commit_ok} = 1;
$self->{nr} = $self->{gii}->{nr};
delete $self->{gii};
$self->SUPER::close_edit(@_);
}
+sub find_empty_directories {
+ my ($self) = @_;
+ my @empty_dirs;
+ my %dirs = map { dirname($_) => 1 } @deleted_gpath;
+
+ foreach my $dir (sort keys %dirs) {
+ next if $dir eq ".";
+
+ # If there have been any additions to this directory, there is
+ # no reason to check if it is empty.
+ my $skip_added = 0;
+ foreach my $t (qw/dir_prop file_prop/) {
+ foreach my $path (keys %{ $self->{$t} }) {
+ if (exists $self->{$t}->{dirname($path)}) {
+ $skip_added = 1;
+ last;
+ }
+ }
+ last if $skip_added;
+ }
+ next if $skip_added;
+
+ # Use `git ls-tree` to get the filenames of this directory
+ # that existed prior to this particular commit.
+ my $ls = command('ls-tree', '-z', '--name-only',
+ $self->{c}, "$dir/");
+ my %files = map { $_ => 1 } split(/\0/, $ls);
+
+ # Remove the filenames that were deleted during this commit.
+ delete $files{$_} foreach (@deleted_gpath);
+
+ # Report the directory if there are no filenames left.
+ push @empty_dirs, $dir unless (scalar %files);
+ }
+ @empty_dirs;
+}
+
+sub add_placeholder_file {
+ my ($self, $dir) = @_;
+ my $path = "$dir/$_placeholder_filename";
+ my $gpath = $self->git_path($path);
+
+ my $fh = $::_repository->temp_acquire($gpath);
+ my $hash = $::_repository->hash_and_insert_object(Git::temp_path($fh));
+ Git::temp_release($fh, 1);
+ $self->{gii}->update('100644', $hash, $gpath) or croak $!;
+
+ # The directory should no longer be considered empty.
+ delete $self->{empty}->{$dir} if exists $self->{empty}->{$dir};
+
+ # Keep track of any placeholder files we create.
+ $added_placeholder{$dir} = $path;
+}
+
+sub stash_placeholder_list {
+ my ($self) = @_;
+ my $k = "svn-remote.$repo_id.added-placeholder";
+ my $v = eval { command_oneline('config', '--get-all', $k) };
+ command_noisy('config', '--unset-all', $k) if $v;
+ foreach (values %added_placeholder) {
+ command_noisy('config', '--add', $k, $_);
+ }
+}
+
package SVN::Git::Editor;
use vars qw/@ISA $_rmdir $_cp_similarity $_find_copies_harder $_rename_limit/;
use strict;
@@ -4907,7 +5398,7 @@ sub apply_diff {
}
package Git::SVN::Ra;
-use vars qw/@ISA $config_dir $_log_window_size/;
+use vars qw/@ISA $config_dir $_ignore_refs_regex $_log_window_size/;
use strict;
use warnings;
my ($ra_invalid, $can_do_switch, %ignored_err, $RA);
@@ -5365,6 +5856,17 @@ sub get_dir_globbed {
@finalents;
}
+# return value: 0 -- don't ignore, 1 -- ignore
+sub is_ref_ignored {
+ my ($g, $p) = @_;
+ my $refname = $g->{ref}->full_path($p);
+ return 1 if defined($g->{ignore_refs_regex}) &&
+ $refname =~ m!$g->{ignore_refs_regex}!;
+ return 0 unless defined($_ignore_refs_regex);
+ return 1 if $refname =~ m!$_ignore_refs_regex!o;
+ return 0;
+}
+
sub match_globs {
my ($self, $exists, $paths, $globs, $r) = @_;
@@ -5401,6 +5903,7 @@ sub match_globs {
next unless /$g->{path}->{regex}/;
my $p = $1;
my $pathname = $g->{path}->full_path($p);
+ next if is_ref_ignored($g, $p);
next if $exists->{$pathname};
next if ($self->check_path($pathname, $r) !=
$SVN::Node::dir);
@@ -5765,7 +6268,7 @@ sub cmd_show_log {
my (@k, $c, $d, $stat);
my $esc_color = qr/(?:\033\[(?:(?:\d+;)*\d*)?m)*/;
while (<$log>) {
- if (/^${esc_color}commit (- )?($::sha1_short)/o) {
+ if (/^${esc_color}commit (?:- )?($::sha1_short)/o) {
my $cmt = $1;
if ($c && cmt_showable($c) && $c->{r} != $r_last) {
$r_last = $c->{r};