From 995849ed8a5a6f96105263a546e55e6c8811e76e Mon Sep 17 00:00:00 2001
From: Eric Wong <e@80x24.org>
Date: Fri, 11 Jan 2019 02:48:18 +0000
Subject: v2writable: read epoch on purge

A stand-alone tool for purge will won't know the epoch
if nothing was ->add()-ed before.
---
 lib/PublicInbox/V2Writable.pm | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'lib/PublicInbox/V2Writable.pm')

diff --git a/lib/PublicInbox/V2Writable.pm b/lib/PublicInbox/V2Writable.pm
index ec28e510..1f17fe21 100644
--- a/lib/PublicInbox/V2Writable.pm
+++ b/lib/PublicInbox/V2Writable.pm
@@ -285,7 +285,13 @@ sub purge_oids {
 	$self->done;
 	my $pfx = "$self->{-inbox}->{mainrepo}/git";
 	my $purges = [];
-	foreach my $i (0..$self->{epoch_max}) {
+	my $max = $self->{epoch_max};
+
+	unless (defined($max)) {
+		defined(my $latest = git_dir_latest($self, \$max)) or return;
+		$self->{epoch_max} = $max;
+	}
+	foreach my $i (0..$max) {
 		my $git_dir = "$pfx/$i.git";
 		-d $git_dir or next;
 		my $git = PublicInbox::Git->new($git_dir);
-- 
cgit v1.2.3-24-ge0c7