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-rw-r--r--perl/Git/SVN.pm66
-rw-r--r--perl/Git/SVN/Editor.pm12
-rw-r--r--perl/Git/SVN/Fetcher.pm15
-rw-r--r--perl/Git/SVN/Migration.pm37
4 files changed, 79 insertions, 51 deletions
diff --git a/perl/Git/SVN.pm b/perl/Git/SVN.pm
index b2c14e2ff5..711d2687a3 100644
--- a/perl/Git/SVN.pm
+++ b/perl/Git/SVN.pm
@@ -98,6 +98,11 @@ sub resolve_local_globs {
" globbed: $refname\n";
}
my $u = (::cmt_metadata("$refname"))[0];
+ if (!defined($u)) {
+ warn
+"W: $refname: no associated commit metadata from SVN, skipping\n";
+ next;
+ }
$u =~ s!^\Q$url\E(/|$)!! or die
"$refname: '$url' not found in '$u'\n";
if ($pathname ne $u) {
@@ -802,10 +807,15 @@ sub get_fetch_range {
(++$min, $max);
}
+sub svn_dir {
+ command_oneline(qw(rev-parse --git-path svn));
+}
+
sub tmp_config {
my (@args) = @_;
- my $old_def_config = "$ENV{GIT_DIR}/svn/config";
- my $config = "$ENV{GIT_DIR}/svn/.metadata";
+ my $svn_dir = svn_dir();
+ my $old_def_config = "$svn_dir/config";
+ my $config = "$svn_dir/.metadata";
if (! -f $config && -f $old_def_config) {
rename $old_def_config, $config or
die "Failed rename $old_def_config => $config: $!\n";
@@ -1653,7 +1663,17 @@ sub tie_for_persistent_memoization {
if ($memo_backend > 0) {
tie %$hash => 'Git::SVN::Memoize::YAML', "$path.yaml";
} else {
- tie %$hash => 'Memoize::Storable', "$path.db", 'nstore';
+ # first verify that any existing file can actually be loaded
+ # (it may have been saved by an incompatible version)
+ my $db = "$path.db";
+ if (-e $db) {
+ use Storable qw(retrieve);
+
+ if (!eval { retrieve($db); 1 }) {
+ unlink $db or die "unlink $db failed: $!";
+ }
+ }
+ tie %$hash => 'Memoize::Storable', $db, 'nstore';
}
}
@@ -1666,7 +1686,7 @@ sub tie_for_persistent_memoization {
return if $memoized;
$memoized = 1;
- my $cache_path = "$ENV{GIT_DIR}/svn/.caches/";
+ my $cache_path = svn_dir() . '/.caches/';
mkpath([$cache_path]) unless -d $cache_path;
my %lookup_svn_merge_cache;
@@ -1707,7 +1727,7 @@ sub tie_for_persistent_memoization {
sub clear_memoized_mergeinfo_caches {
die "Only call this method in non-memoized context" if ($memoized);
- my $cache_path = "$ENV{GIT_DIR}/svn/.caches/";
+ my $cache_path = svn_dir() . '/.caches/';
return unless -d $cache_path;
for my $cache_file (("$cache_path/lookup_svn_merge",
@@ -1904,15 +1924,22 @@ sub make_log_entry {
my @parents = @$parents;
my $props = $ed->{dir_prop}{$self->path};
- if ( $props->{"svk:merge"} ) {
- $self->find_extra_svk_parents($props->{"svk:merge"}, \@parents);
- }
- if ( $props->{"svn:mergeinfo"} ) {
- my $mi_changes = $self->mergeinfo_changes
- ($parent_path, $parent_rev,
- $self->path, $rev,
- $props->{"svn:mergeinfo"});
- $self->find_extra_svn_parents($mi_changes, \@parents);
+ if ($self->follow_parent) {
+ my $tickets = $props->{"svk:merge"};
+ if ($tickets) {
+ $self->find_extra_svk_parents($tickets, \@parents);
+ }
+
+ my $mergeinfo_prop = $props->{"svn:mergeinfo"};
+ if ($mergeinfo_prop) {
+ my $mi_changes = $self->mergeinfo_changes(
+ $parent_path,
+ $parent_rev,
+ $self->path,
+ $rev,
+ $mergeinfo_prop);
+ $self->find_extra_svn_parents($mi_changes, \@parents);
+ }
}
open my $un, '>>', "$self->{dir}/unhandled.log" or croak $!;
@@ -2434,12 +2461,13 @@ sub _new {
"refs/remotes/$prefix$default_ref_id";
}
$_[1] = $repo_id;
- my $dir = "$ENV{GIT_DIR}/svn/$ref_id";
+ my $svn_dir = svn_dir();
+ my $dir = "$svn_dir/$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
+ # Older repos imported by us used $svn_dir/foo instead of
+ # $svn_dir/refs/remotes/foo when tracking refs/remotes/foo
if ($ref_id =~ m{^refs/remotes/(.+)}) {
- my $old_dir = "$ENV{GIT_DIR}/svn/$1";
+ my $old_dir = "$svn_dir/$1";
if (-d $old_dir && ! -d $dir) {
$dir = $old_dir;
}
@@ -2449,7 +2477,7 @@ sub _new {
mkpath([$dir]);
my $obj = bless {
ref_id => $ref_id, dir => $dir, index => "$dir/index",
- config => "$ENV{GIT_DIR}/svn/config",
+ config => "$svn_dir/config",
map_root => "$dir/.rev_map", repo_id => $repo_id }, $class;
# Ensure it gets canonicalized
diff --git a/perl/Git/SVN/Editor.pm b/perl/Git/SVN/Editor.pm
index 4c4199afec..0df16ed726 100644
--- a/perl/Git/SVN/Editor.pm
+++ b/perl/Git/SVN/Editor.pm
@@ -7,7 +7,9 @@ use SVN::Delta;
use Carp qw/croak/;
use Git qw/command command_oneline command_noisy command_output_pipe
command_input_pipe command_close_pipe
- command_bidi_pipe command_close_bidi_pipe/;
+ command_bidi_pipe command_close_bidi_pipe
+ get_record/;
+
BEGIN {
@ISA = qw(SVN::Delta::Editor);
}
@@ -57,11 +59,9 @@ sub generate_diff {
push @diff_tree, "-l$_rename_limit" if defined $_rename_limit;
push @diff_tree, $tree_a, $tree_b;
my ($diff_fh, $ctx) = command_output_pipe(@diff_tree);
- local $/ = "\0";
my $state = 'meta';
my @mods;
- while (<$diff_fh>) {
- chomp $_; # this gets rid of the trailing "\0"
+ while (defined($_ = get_record($diff_fh, "\0"))) {
if ($state eq 'meta' && /^:(\d{6})\s(\d{6})\s
($::sha1)\s($::sha1)\s
([MTCRAD])\d*$/xo) {
@@ -173,9 +173,7 @@ sub rmdirs {
my ($fh, $ctx) = command_output_pipe(qw/ls-tree --name-only -r -z/,
$self->{tree_b});
- local $/ = "\0";
- while (<$fh>) {
- chomp;
+ while (defined($_ = get_record($fh, "\0"))) {
my @dn = split m#/#, $_;
while (pop @dn) {
delete $rm->{join '/', @dn};
diff --git a/perl/Git/SVN/Fetcher.pm b/perl/Git/SVN/Fetcher.pm
index d8c21ad915..64e900a0e9 100644
--- a/perl/Git/SVN/Fetcher.pm
+++ b/perl/Git/SVN/Fetcher.pm
@@ -9,7 +9,8 @@ use Carp qw/croak/;
use File::Basename qw/dirname/;
use Git qw/command command_oneline command_noisy command_output_pipe
command_input_pipe command_close_pipe
- command_bidi_pipe command_close_bidi_pipe/;
+ command_bidi_pipe command_close_bidi_pipe
+ get_record/;
BEGIN {
@ISA = qw(SVN::Delta::Editor);
}
@@ -86,11 +87,9 @@ sub _mark_empty_symlinks {
my $printed_warning;
chomp(my $empty_blob = `git hash-object -t blob --stdin < /dev/null`);
my ($ls, $ctx) = command_output_pipe(qw/ls-tree -r -z/, $cmt);
- local $/ = "\0";
my $pfx = defined($switch_path) ? $switch_path : $git_svn->path;
$pfx .= '/' if length($pfx);
- while (<$ls>) {
- chomp;
+ while (defined($_ = get_record($ls, "\0"))) {
s/\A100644 blob $empty_blob\t//o or next;
unless ($printed_warning) {
print STDERR "Scanning for empty symlinks, ",
@@ -179,9 +178,7 @@ sub delete_entry {
my ($ls, $ctx) = command_output_pipe(qw/ls-tree
-r --name-only -z/,
$tree);
- local $/ = "\0";
- while (<$ls>) {
- chomp;
+ while (defined($_ = get_record($ls, "\0"))) {
my $rmpath = "$gpath/$_";
$self->{gii}->remove($rmpath);
print "\tD\t$rmpath\n" unless $::_q;
@@ -247,9 +244,7 @@ sub add_directory {
my ($ls, $ctx) = command_output_pipe(qw/ls-tree
-r --name-only -z/,
$self->{c});
- local $/ = "\0";
- while (<$ls>) {
- chomp;
+ while (defined($_ = get_record($ls, "\0"))) {
$self->{gii}->remove($_);
print "\tD\t$_\n" unless $::_q;
push @deleted_gpath, $gpath;
diff --git a/perl/Git/SVN/Migration.pm b/perl/Git/SVN/Migration.pm
index cf6ffa7581..dc90f6a621 100644
--- a/perl/Git/SVN/Migration.pm
+++ b/perl/Git/SVN/Migration.pm
@@ -44,7 +44,9 @@ use Git qw(
command_noisy
command_output_pipe
command_close_pipe
+ command_oneline
);
+use Git::SVN;
sub migrate_from_v0 {
my $git_dir = $ENV{GIT_DIR};
@@ -55,7 +57,9 @@ sub migrate_from_v0 {
chomp;
my ($id, $orig_ref) = ($_, $_);
next unless $id =~ s#^refs/heads/(.+)-HEAD$#$1#;
- next unless -f "$git_dir/$id/info/url";
+ my $info_url = command_oneline(qw(rev-parse --git-path),
+ "$id/info/url");
+ next unless -f $info_url;
my $new_ref = "refs/remotes/$id";
if (::verify_ref("$new_ref^0")) {
print STDERR "W: $orig_ref is probably an old ",
@@ -82,7 +86,7 @@ sub migrate_from_v1 {
my $git_dir = $ENV{GIT_DIR};
my $migrated = 0;
return $migrated unless -d $git_dir;
- my $svn_dir = "$git_dir/svn";
+ my $svn_dir = Git::SVN::svn_dir();
# just in case somebody used 'svn' as their $id at some point...
return $migrated if -d $svn_dir && ! -f "$svn_dir/info/url";
@@ -97,27 +101,28 @@ sub migrate_from_v1 {
my $x = $_;
next unless $x =~ s#^refs/remotes/##;
chomp $x;
- next unless -f "$git_dir/$x/info/url";
- my $u = eval { ::file_to_s("$git_dir/$x/info/url") };
+ my $info_url = command_oneline(qw(rev-parse --git-path),
+ "$x/info/url");
+ next unless -f $info_url;
+ my $u = eval { ::file_to_s($info_url) };
next unless $u;
- my $dn = dirname("$git_dir/svn/$x");
+ my $dn = dirname("$svn_dir/$x");
mkpath([$dn]) unless -d $dn;
if ($x eq 'svn') { # they used 'svn' as GIT_SVN_ID:
- mkpath(["$git_dir/svn/svn"]);
+ mkpath(["$svn_dir/svn"]);
print STDERR " - $git_dir/$x/info => ",
- "$git_dir/svn/$x/info\n";
- rename "$git_dir/$x/info", "$git_dir/svn/$x/info" or
+ "$svn_dir/$x/info\n";
+ rename "$git_dir/$x/info", "$svn_dir/$x/info" or
croak "$!: $x";
# don't worry too much about these, they probably
# don't exist with repos this old (save for index,
# and we can easily regenerate that)
foreach my $f (qw/unhandled.log index .rev_db/) {
- rename "$git_dir/$x/$f", "$git_dir/svn/$x/$f";
+ rename "$git_dir/$x/$f", "$svn_dir/$x/$f";
}
} else {
- print STDERR " - $git_dir/$x => $git_dir/svn/$x\n";
- rename "$git_dir/$x", "$git_dir/svn/$x" or
- croak "$!: $x";
+ print STDERR " - $git_dir/$x => $svn_dir/$x\n";
+ rename "$git_dir/$x", "$svn_dir/$x" or croak "$!: $x";
}
$migrated++;
}
@@ -139,9 +144,10 @@ sub read_old_urls {
push @dir, $_;
}
}
+ my $svn_dir = Git::SVN::svn_dir();
foreach (@dir) {
my $x = $_;
- $x =~ s!^\Q$ENV{GIT_DIR}\E/svn/!!o;
+ $x =~ s!^\Q$svn_dir\E/!!o;
read_old_urls($l_map, $x, $_);
}
}
@@ -150,7 +156,7 @@ sub migrate_from_v2 {
my @cfg = command(qw/config -l/);
return if grep /^svn-remote\..+\.url=/, @cfg;
my %l_map;
- read_old_urls(\%l_map, '', "$ENV{GIT_DIR}/svn");
+ read_old_urls(\%l_map, '', Git::SVN::svn_dir());
my $migrated = 0;
require Git::SVN;
@@ -239,7 +245,8 @@ sub minimize_connections {
}
}
if (@emptied) {
- my $file = $ENV{GIT_CONFIG} || "$ENV{GIT_DIR}/config";
+ my $file = $ENV{GIT_CONFIG} ||
+ command_oneline(qw(rev-parse --git-path config));
print STDERR <<EOF;
The following [svn-remote] sections in your config file ($file) are empty
and can be safely removed: