- my $out = join('', @buf);
- $out =~ s/^/# /sgm;
- warn "purge rewriting\n", $out, "\n";
- clean_purge_buffer(\@oids, \@buf);
- $out = join('', @buf);
+ if (@oids) {
+ my $out = join('', @buf);
+ $out =~ s/^/# /sgm;
+ warn "purge rewriting\n", $out, "\n";
+ clean_purge_buffer(\@oids, \@buf);
+ $npurge++;
+ }