viewvcs: keep temporary Solver dir for large streams

Streaming large blobs can take multiple iterations of the event
loop in our -httpd; so we must not let the File::Temp::Dir
result go out-of-scope when streaming large blobs created from
patches.

diff --git a/lib/PublicInbox/ViewVCS.pm b/lib/PublicInbox/ViewVCS.pm
index 962dc66baccd708ca34666939a6ad306c5ad78a4..60a62e577ab731050dfbcabcdae6c17cda093bb0 100644 (file)
--- a/lib/PublicInbox/ViewVCS.pm
+++ b/lib/PublicInbox/ViewVCS.pm
@@ -48,6 +48,7 @@ sub stream_large_blob ($$$$) {
        my $qsp = PublicInbox::Qspawn->new($cmd);
        my @cl = ('Content-Length', $size);
        my $env = $ctx->{env};
+       $env->{'public-inbox.tmpgit'} = $git; # for {-tmp}/File::Temp::Dir
        $env->{'qspawn.wcb'} = delete $ctx->{-wcb};
        $qsp->psgi_return($env, undef, sub {
                my ($r, $bref) = @_;