view: msg_html: reduce memory use on reused MIDs

[public-inbox.git] / lib / PublicInbox / TestCommon.pm

diff --git a/lib/PublicInbox/TestCommon.pm b/lib/PublicInbox/TestCommon.pm
index 68785969fc8a27c939c9b74e74ee159181bb73ed..d6d1e9394937c1ea652ccb06b52b41d82cc06470 100644 (file)
--- a/lib/PublicInbox/TestCommon.pm
+++ b/lib/PublicInbox/TestCommon.pm
@@ -195,14 +195,20 @@ sub run_script ($;$$) {
        my $spawn_opt = {};
        for my $fd (0..2) {
                my $redir = $opt->{$fd};
-               next unless ref($redir);
-               open my $fh, '+>', undef or die "open: $!";
-               $fhref->[$fd] = $fh;
-               $spawn_opt->{$fd} = $fh;
-               next if $fd > 0;
-               $fh->autoflush(1);
-               print $fh $$redir or die "print: $!";
-               seek($fh, 0, SEEK_SET) or die "seek: $!";
+               my $ref = ref($redir);
+               if ($ref eq 'SCALAR') {
+                       open my $fh, '+>', undef or die "open: $!";
+                       $fhref->[$fd] = $fh;
+                       $spawn_opt->{$fd} = $fh;
+                       next if $fd > 0;
+                       $fh->autoflush(1);
+                       print $fh $$redir or die "print: $!";
+                       seek($fh, 0, SEEK_SET) or die "seek: $!";
+               } elsif ($ref eq 'GLOB') {
+                       $spawn_opt->{$fd} = $fhref->[$fd] = $redir;
+               } elsif ($ref) {
+                       die "unable to deal with $ref $redir";
+               }
        }
        if ($run_mode == 0) {
                # spawn an independent new process, like real-world use cases: