reduce scope of mbox From_ line removal

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

diff --git a/lib/PublicInbox/Spawn.pm b/lib/PublicInbox/Spawn.pm
index 727caf1c0577663894eb88109675959decd1b39e..ad6be1878a0fd899c8a7543645cbae2285bf6fa2 100644 (file)
--- a/lib/PublicInbox/Spawn.pm
+++ b/lib/PublicInbox/Spawn.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2016-2019 all contributors <meta@public-inbox.org>
+# Copyright (C) 2016-2020 all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
 #
 # This allows vfork to be used for spawning subprocesses if
@@ -210,7 +210,7 @@ sub spawn ($;$$) {
        }
        my $cd = $opts->{'-C'} // ''; # undef => NULL mapping doesn't work?
        my $pid = pi_fork_exec($redir, $f, $cmd, \@env, $rlim, $cd);
-       die "fork_exec failed: $!\n" unless defined $pid;
+       die "fork_exec failed: $!\n" unless $pid > 0;
        $pid;
 }