lei_xsearch: ensure curl.err and tail(1) cleanup happens

We can safely rely on exit(0) here when interacting with curl(1)
and git(1), unlike query workers which hit Xapian directly,
where some badness happens when hit with a signal while
retrieving an mset.

diff --git a/lib/PublicInbox/LeiXSearch.pm b/lib/PublicInbox/LeiXSearch.pm
index b3cace74916cd442ffb19ea5a3b1d89feb78b760..e207f0fc0a61b7b47049bc3df4a4a048f9031554 100644 (file)
--- a/lib/PublicInbox/LeiXSearch.pm
+++ b/lib/PublicInbox/LeiXSearch.pm
@@ -198,6 +198,7 @@ sub query_remote_mboxrd {
        my ($self, $lei, $uris) = @_;
        local $0 = "$0 query_remote_mboxrd";
        $lei->atfork_child_wq($self);
+       local $SIG{TERM} = sub { exit(0) }; # for DESTROY (File::Temp, $reap)
        my ($opt, $env) = @$lei{qw(opt env)};
        my @qform = (q => $lei->{mset_opt}->{qstr}, x => 'm');
        push(@qform, t => 1) if $opt->{thread};