Move setup into function where it is required

sway/gammastep.pl

@@ -8,11 +8,8 @@ use warnings;
 use LWP::UserAgent;
 use JSON::XS;
 
-my $ua = LWP::UserAgent->new();
-my $json = JSON::XS->new();
 my $location = "https://papillon.john.me.tz/data/location.json";
-
-my $lat_lon = fetch_lat_lon($ua, $json, $location);
+my $lat_lon = fetch_lat_lon($location);
 
 my $pid = fork;
 unless ($pid) {
@@ -25,10 +22,15 @@ unless ($pid) {
 
 sub fetch_lat_lon
 {
-        my ($ua, $json, $location) = @_;
+        my ($location) = shift;
+
+	my $ua = LWP::UserAgent->new();
+	my $json = JSON::XS->new();
 
         my $raw = $ua->get($location)->content();
+
         if (defined $raw) {
+		print($raw."\n");
                 my $decoded = $json->decode($raw);
                 if (defined $decoded->{lat} && defined $decoded->{lon}) {
                         return "$decoded->{lat}:$decoded->{lon}";