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-rwxr-xr-xcontrib/git-svn/git-svn.perl146
1 files changed, 81 insertions, 65 deletions
diff --git a/contrib/git-svn/git-svn.perl b/contrib/git-svn/git-svn.perl
index 88af9c570..27f1d682c 100755
--- a/contrib/git-svn/git-svn.perl
+++ b/contrib/git-svn/git-svn.perl
@@ -368,7 +368,6 @@ sub fetch_lib {
defined(my $pid = fork) or croak $!;
if (!$pid) {
$SVN::Error::handler = \&libsvn_skip_unknown_revs;
- print "Fetching revisions $min .. $max\n";
# Yes I'm perfectly aware that the fourth argument
# below is the limit revisions number. Unfortunately
@@ -391,7 +390,6 @@ sub fetch_lib {
$log_msg, @parents);
}
});
- $SVN::Error::handler = sub { 'quiet warnings' };
exit 0;
}
waitpid $pid, 0;
@@ -463,7 +461,7 @@ sub commit_lib {
my (@revs) = @_;
my ($r_last, $cmt_last) = svn_grab_base_rev();
defined $r_last or die "Must have an existing revision to commit\n";
- my $fetched = fetch_lib();
+ my $fetched = fetch();
if ($r_last != $fetched->{revision}) {
print STDERR "There are new revisions that were fetched ",
"and need to be merged (or acknowledged) ",
@@ -523,7 +521,7 @@ sub commit_lib {
$no = 1;
}
}
- close $fh or croak $!;
+ close $fh or croak $?;
if (! defined $r_new && ! defined $cmt_new) {
unless ($no) {
die "Failed to parse revision information\n";
@@ -633,17 +631,8 @@ sub multi_init {
sub multi_fetch {
# try to do trunk first, since branches/tags
# may be descended from it.
- if (-d "$GIT_DIR/svn/trunk") {
- print "Fetching trunk\n";
- defined(my $pid = fork) or croak $!;
- if (!$pid) {
- $GIT_SVN = $ENV{GIT_SVN_ID} = 'trunk';
- init_vars();
- fetch(@_);
- exit 0;
- }
- waitpid $pid, 0;
- croak $? if $?;
+ if (-e "$GIT_DIR/svn/trunk/info/url") {
+ fetch_child_id('trunk', @_);
}
rec_fetch('', "$GIT_DIR/svn", @_);
}
@@ -725,6 +714,41 @@ out:
########################### utility functions #########################
+sub fetch_child_id {
+ my $id = shift;
+ print "Fetching $id\n";
+ my $ref = "$GIT_DIR/refs/remotes/$id";
+ my $ca = file_to_s($ref) if (-r $ref);
+ defined(my $pid = fork) or croak $!;
+ if (!$pid) {
+ $GIT_SVN = $ENV{GIT_SVN_ID} = $id;
+ init_vars();
+ fetch(@_);
+ exit 0;
+ }
+ waitpid $pid, 0;
+ croak $? if $?;
+ return unless $_repack || -r $ref;
+
+ my $cb = file_to_s($ref);
+
+ defined($pid = open my $fh, '-|') or croak $!;
+ my $url = file_to_s("$GIT_DIR/svn/$id/info/url");
+ $url = qr/\Q$url\E/;
+ if (!$pid) {
+ exec qw/git-rev-list --pretty=raw/,
+ $ca ? "$ca..$cb" : $cb or croak $!;
+ }
+ while (<$fh>) {
+ if (/^ git-svn-id: $url\@\d+ [a-f0-9\-]+$/) {
+ check_repack();
+ } elsif (/^ git-svn-id: \S+\@\d+ [a-f0-9\-]+$/) {
+ last;
+ }
+ }
+ close $fh;
+}
+
sub rec_fetch {
my ($pfx, $p, @args) = @_;
my @dir;
@@ -733,16 +757,7 @@ sub rec_fetch {
$pfx .= '/' if $pfx && $pfx !~ m!/$!;
my $id = $pfx . basename $_;
next if $id eq 'trunk';
- print "Fetching $id\n";
- defined(my $pid = fork) or croak $!;
- if (!$pid) {
- $GIT_SVN = $ENV{GIT_SVN_ID} = $id;
- init_vars();
- fetch(@args);
- exit 0;
- }
- waitpid $pid, 0;
- croak $? if $?;
+ fetch_child_id($id, @args);
} elsif (-d $_) {
push @dir, $_;
}
@@ -943,7 +958,6 @@ sub read_uuid {
$SVN_UUID = $info->{'Repository UUID'} or
croak "Repository UUID unreadable\n";
}
- s_to_file($SVN_UUID,"$GIT_SVN_DIR/info/uuid");
}
sub quiet_run {
@@ -1107,7 +1121,7 @@ sub parse_diff_tree {
croak "Error parsing $_\n";
}
}
- close $diff_fh or croak $!;
+ close $diff_fh or croak $?;
return \@mods;
}
@@ -1348,7 +1362,7 @@ sub get_commit_message {
print $msg $_ or croak $!;
}
}
- close $msg_fh or croak $!;
+ close $msg_fh or croak $?;
}
close $msg or croak $!;
@@ -1562,7 +1576,7 @@ sub svn_info {
push @{$ret->{-order}}, $1;
}
}
- close $info_fh or croak $!;
+ close $info_fh or croak $?;
return $ret;
}
@@ -1638,7 +1652,7 @@ sub do_update_index {
}
print $ui $x,"\0";
}
- close $ui or croak $!;
+ close $ui or croak $?;
}
sub index_changes {
@@ -1765,11 +1779,15 @@ sub git_commit {
# this output is read via pipe, do not change:
print "r$log_msg->{revision} = $commit\n";
+ check_repack();
+ return $commit;
+}
+
+sub check_repack {
if ($_repack && (--$_repack_nr == 0)) {
$_repack_nr = $_repack;
sys("git repack $_repack_flags");
}
- return $commit;
}
sub set_commit_env {
@@ -1877,6 +1895,10 @@ sub svn_cmd_checkout {
}
sub check_upgrade_needed {
+ if (!-r $REVDB) {
+ open my $fh, '>>',$REVDB or croak $!;
+ close $fh;
+ }
my $old = eval {
my $pid = open my $child, '-|';
defined $pid or croak $!;
@@ -2026,7 +2048,8 @@ sub migration_check {
sub find_rev_before {
my ($r, $id, $eq_ok) = @_;
my $f = "$GIT_DIR/svn/$id/.rev_db";
- # --$r unless $eq_ok;
+ return (undef,undef) unless -r $f;
+ --$r unless $eq_ok;
while ($r > 0) {
if (my $c = revdb_get($f, $r)) {
return ($r, $c);
@@ -2072,7 +2095,7 @@ sub set_default_vals {
if (defined $_repack) {
$_repack = 1000 if ($_repack <= 0);
$_repack_nr = $_repack;
- $_repack_flags ||= '';
+ $_repack_flags ||= '-d';
}
}
@@ -2352,7 +2375,7 @@ sub libsvn_get_file {
close $ho or croak $?;
$hash =~ /^$sha1$/o or die "not a sha1: $hash\n";
print $gui $mode,' ',$hash,"\t",$p,"\0" or croak $!;
- close $fd or croak $!;
+ close $fd or croak $?;
}
sub libsvn_log_entry {
@@ -2381,7 +2404,7 @@ sub process_rm {
while (<$ls>) {
print $gui '0 ',0 x 40,"\t",$_ or croak $!;
}
- close $ls or croak $!;
+ close $ls or croak $?;
} else {
print $gui '0 ',0 x 40,"\t",$f,"\0" or croak $!;
}
@@ -2411,7 +2434,7 @@ sub libsvn_fetch {
$pool->clear;
}
libsvn_get_file($gui, $_, $rev) foreach (@amr);
- close $gui or croak $!;
+ close $gui or croak $?;
return libsvn_log_entry($rev, $author, $date, $msg, [$last_commit]);
}
@@ -2514,36 +2537,30 @@ sub revisions_eq {
}
sub libsvn_find_parent_branch {
- return undef; # XXX this function is disabled atm (not tested enough)
my ($paths, $rev, $author, $date, $msg) = @_;
my $svn_path = '/'.$SVN_PATH;
# look for a parent from another branch:
- foreach (keys %$paths) {
- next if ($_ ne $svn_path);
- my $i = $paths->{$_};
- my $branch_from = $i->copyfrom_path or next;
- my $r = $i->copyfrom_rev;
- print STDERR "Found possible branch point: ",
- "$branch_from => $svn_path, $r\n";
- $branch_from =~ s#^/##;
- my $l_map = read_url_paths();
- my $url = $SVN->{url};
- defined $l_map->{$url} or next;
- my $id = $l_map->{$url}->{$branch_from} or next;
- my ($r0, $parent) = find_rev_before($r,$id,1);
- if (defined $r0 && defined $parent &&
- revisions_eq($branch_from, $r0, $r)) {
- unlink $GIT_SVN_INDEX;
- print STDERR "Found branch parent: $parent\n";
- sys(qw/git-read-tree/, $parent);
- return libsvn_fetch($parent, $paths, $rev,
- $author, $date, $msg);
- } else {
- print STDERR
- "Nope, branch point not imported or unknown\n";
- }
- }
+ my $i = $paths->{$svn_path} or return;
+ my $branch_from = $i->copyfrom_path or return;
+ my $r = $i->copyfrom_rev;
+ print STDERR "Found possible branch point: ",
+ "$branch_from => $svn_path, $r\n";
+ $branch_from =~ s#^/##;
+ my $l_map = read_url_paths();
+ my $url = $SVN->{url};
+ defined $l_map->{$url} or return;
+ my $id = $l_map->{$url}->{$branch_from} or return;
+ my ($r0, $parent) = find_rev_before($r,$id,1);
+ return unless (defined $r0 && defined $parent);
+ if (revisions_eq($branch_from, $r0, $r)) {
+ unlink $GIT_SVN_INDEX;
+ print STDERR "Found branch parent: $parent\n";
+ sys(qw/git-read-tree/, $parent);
+ return libsvn_fetch($parent, $paths, $rev,
+ $author, $date, $msg);
+ }
+ print STDERR "Nope, branch point not imported or unknown\n";
return undef;
}
@@ -2556,7 +2573,7 @@ sub libsvn_new_tree {
my $pool = SVN::Pool->new;
libsvn_traverse($gui, '', $SVN_PATH, $rev, $pool);
$pool->clear;
- close $gui or croak $!;
+ close $gui or croak $?;
return libsvn_log_entry($rev, $author, $date, $msg);
}
@@ -2630,7 +2647,7 @@ sub libsvn_commit_cb {
exit 1;
}
} else {
- fetch_lib("$rev=$c");
+ fetch("$rev=$c");
}
}
@@ -2664,7 +2681,6 @@ sub libsvn_skip_unknown_revs {
# 175002 - http(s)://
# More codes may be discovered later...
if ($errno == 175002 || $errno == 160013) {
- print STDERR "directory non-existent\n";
return;
}
croak "Error from SVN, ($errno): ", $err->expanded_message,"\n";
generated by cgit v1.2.1 (git 2.18.0) at 2024-10-30 20:31:02 +0000