From b04e5cf1bc8969cca74ef764f2de960b1ea821a4 Mon Sep 17 00:00:00 2001
From: Eric Wong <e@80x24.org>
Date: Tue, 21 Jun 2016 02:39:27 +0000
Subject: spawn: improve error checking for fork failures

fork failures are unfortunately common when Xapian has
gigabytes and gigabytes mmapped.
---
 lib/PublicInbox/Qspawn.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/PublicInbox/Qspawn.pm')

diff --git a/lib/PublicInbox/Qspawn.pm b/lib/PublicInbox/Qspawn.pm
index 9e4c8e08..9299096a 100644
--- a/lib/PublicInbox/Qspawn.pm
+++ b/lib/PublicInbox/Qspawn.pm
@@ -17,7 +17,7 @@ sub _do_spawn {
 	my ($self, $cb) = @_;
 	my $err;
 	($self->{rpipe}, $self->{pid}) = popen_rd(@{$self->{args}});
-	if ($self->{pid}) {
+	if (defined $self->{pid}) {
 		$running++;
 	} else {
 		$self->{err} = $!;
-- 
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