lei_mail_sync: show non-matching SHA

It could prove useful for diagnosing bugs (either on our
end or an MUA's), or storage device failures.

diff --git a/lib/PublicInbox/LeiMailSync.pm b/lib/PublicInbox/LeiMailSync.pm
index f2f1e3ed265838e384ad303b8e084c9575719e03..e70cb5de2b6b5046736ba72feeeb51a05a6bdf7b 100644 (file)
--- a/lib/PublicInbox/LeiMailSync.pm
+++ b/lib/PublicInbox/LeiMailSync.pm
@@ -339,9 +339,12 @@ WHERE b.oidbin = ?
                        next unless -s $fh;
                        local $/;
                        my $raw = <$fh>;
-                       if ($vrfy && git_sha(1, \$raw)->hexdigest ne $oidhex) {
-                               warn "$f changed $oidhex\n";
-                               next;
+                       if ($vrfy) {
+                               my $got = git_sha(1, \$raw)->hexdigest;
+                               if ($got ne $oidhex) {
+                                       warn "$f changed $oidhex => $got\n";
+                                       next;
+                               }
                        }
                        return \$raw;
                }