diff options
Diffstat (limited to 'lib/PublicInbox/Spawn.pm')
| -rw-r--r-- | lib/PublicInbox/Spawn.pm | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/lib/PublicInbox/Spawn.pm b/lib/PublicInbox/Spawn.pm index 00e6829e..fe7aa0a8 100644 --- a/lib/PublicInbox/Spawn.pm +++ b/lib/PublicInbox/Spawn.pm @@ -358,10 +358,9 @@ sub spawn ($;$$) { my $f = which($cmd->[0]) // die "$cmd->[0]: command not found\n"; my @env; $opts ||= {}; - - my %env = $env ? (%ENV, %$env) : %ENV; + my %env = (%ENV, $env ? %$env : ()); while (my ($k, $v) = each %env) { - push @env, "$k=$v"; + push @env, "$k=$v" if defined($v); } my $redir = []; for my $child_fd (0..2) { |