[PATCH 1/5] spawn: make @RLIMITS an array

[Eric Wong <e@yhbt.net>]

Making the RLIMITS list a function doesn't allow constant
folding, so just make it an array accessible to other modules.
---
 lib/PublicInbox/Qspawn.pm | 4 ++--
 lib/PublicInbox/Spawn.pm  | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/lib/PublicInbox/Qspawn.pm b/lib/PublicInbox/Qspawn.pm
index c09e8d2c227..d395a10b3b1 100644
--- a/lib/PublicInbox/Qspawn.pm
+++ b/lib/PublicInbox/Qspawn.pm
@@ -48,7 +48,7 @@ sub _do_spawn {
 	my ($cmd, $cmd_env, $opt) = @{delete $self->{args}};
 	my %o = %{$opt || {}};
 	$self->{limiter} = $limiter;
-	foreach my $k (PublicInbox::Spawn::RLIMITS()) {
+	foreach my $k (@PublicInbox::Spawn::RLIMITS) {
 		if (defined(my $rlimit = $limiter->{$k})) {
 			$o{$k} = $rlimit;
 		}
@@ -358,7 +358,7 @@ sub new {
 
 sub setup_rlimit {
 	my ($self, $name, $config) = @_;
-	foreach my $rlim (PublicInbox::Spawn::RLIMITS()) {
+	foreach my $rlim (@PublicInbox::Spawn::RLIMITS) {
 		my $k = lc($rlim);
 		$k =~ tr/_//d;
 		$k = "publicinboxlimiter.$name.$k";
diff --git a/lib/PublicInbox/Spawn.pm b/lib/PublicInbox/Spawn.pm
index f90d8f6d3dd..ba6e73675fe 100644
--- a/lib/PublicInbox/Spawn.pm
+++ b/lib/PublicInbox/Spawn.pm
@@ -18,7 +18,7 @@ use base qw(Exporter);
 use Symbol qw(gensym);
 use PublicInbox::ProcessPipe;
 our @EXPORT_OK = qw/which spawn popen_rd/;
-sub RLIMITS () { qw(RLIMIT_CPU RLIMIT_CORE RLIMIT_DATA) }
+our @RLIMITS = qw(RLIMIT_CPU RLIMIT_CORE RLIMIT_DATA);
 
 my $vfork_spawn = <<'VFORK_SPAWN';
 #include <sys/types.h>
@@ -209,7 +209,7 @@ sub spawn ($;$$) {
 	}
 	my $rlim = [];
 
-	foreach my $l (RLIMITS()) {
+	foreach my $l (@RLIMITS) {
 		defined(my $v = $opts->{$l}) or next;
 		my $r = eval "require BSD::Resource; BSD::Resource::$l();";
 		unless (defined $r) {