[PATCH 17/21] import: reap git-config(1) synchronously

[Eric Wong]

This avoids a zombie if another step of the event loop
takes too long.
---
 lib/PublicInbox/Import.pm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/PublicInbox/Import.pm b/lib/PublicInbox/Import.pm
index 8a06a661..a070aa1e 100644
--- a/lib/PublicInbox/Import.pm
+++ b/lib/PublicInbox/Import.pm
@@ -24,6 +24,7 @@ sub default_branch () {
                delete local $ENV{GIT_CONFIG};
                my $r = popen_rd([qw(git config --global init.defaultBranch)]);
                chomp(my $h = <$r> // '');
+               close $r;
                $h eq '' ? 'refs/heads/master' : $h;
        }
 }
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