svn import: avoid reconnecting

Perl's eval() sets $@ to empts, not undef, when it succeeds.
That caused excessive reconnect attempts.

Signed-Off-By: Matthias Urlichs <smurf@smurf.noris.de>

diff --git a/git-svnimport.perl b/git-svnimport.perl
index ef73f36..ba9f818 100755 (executable)
--- a/git-svnimport.perl
+++ b/git-svnimport.perl
@@ -100,8 +100,6 @@ sub new {
        $self->{'fullrep'} = $repo;
        $self->conn();
 
-       $self->{'lines'} = undef;
-
        return $self;
 }
 
@@ -112,6 +110,7 @@ sub conn {
 
        die "SVN connection to $repo: $!\n" unless defined $s;
        $self->{'svn'} = $s;
+       print STDERR "*** SVN *** $s ***\n";
        $self->{'repo'} = $repo;
        $self->{'maxrev'} = $s->get_latest_revnum();
 }
@@ -124,13 +123,15 @@ sub file {
                    DIR => File::Spec->tmpdir(), UNLINK => 1);
 
        print "... $rev $path ...\n" if $opt_v;
-       eval { $self->{'svn'}->get_file($path,$rev,$fh); };
-       if (defined $@ and $@ !~ /Attempted to get checksum/) {
+       my $s = $self->{'svn'};
+       print STDERR "*** GET *** $s ***\n";
+       eval { $s->get_file($path,$rev,$fh); };
+       if ($@ and $@ !~ /Attempted to get checksum/) {
            # retry
            $self->conn();
                eval { $self->{'svn'}->get_file($path,$rev,$fh); };
        };
-       return () if defined $@ and $@ !~ /Attempted to get checksum/;
+       return () if $@ and $@ !~ /Attempted to get checksum/;
        die $@ if $@;
        close ($fh);