Fix perl use of 'use lib'

The 'use lib' logic happens in the pre-compile stage, so one cannot
use normal 'if' logic to use a particular INC.  Instead, just make sure
that best dir is added to 'use lib' last since it prepends to INC.

four_million.pl

@@ -17,13 +17,12 @@ package main;
 
 # Un-buffer output
 $| = 1;
- # this is pedantic necessity for the following use statements
-if ( $cwd =~ q(.*LANforge-Server\scripts$)) {
-   use lib '/home/lanforge/scripts'
-}
-else {
-   use lib '/home/lanforge/scripts';
-}
+
+# use lib prepends to @INC, so put lower priority first
+# This is before run-time, so cannot condition this with normal 'if' logic.
+use lib '/home/lanforge/scripts';
+use lib "./";
+
 use List::Util qw(first);
 use LANforge::Endpoint;
 use LANforge::Utils;

hires_cxreport.pl

@@ -9,12 +9,12 @@ if (defined $ENV{DEBUG}) {
 }
 use Time::HiRes qw(usleep ualarm gettimeofday stat lstat utime);
 #use Time::Format qw/%time/;
-if ( -f "./LANforge/Utils.pm" ) {
-   use lib '.';
-}
-elsif ( -f "/home/lanforge/scripts/LANforge/Utils.pm" ) {
-   use lib "/home/lanforge/scripts/LANforge";
-}
+
+# use lib prepends to @INC, so put lower priority first
+# This is before run-time, so cannot condition this with normal 'if' logic.
+use lib '/home/lanforge/scripts';
+use lib "./";
+
 use LANforge::Utils;
 use Net::Telnet ();
 use Getopt::Long;

json/check_ports.pl

@@ -17,6 +17,8 @@ use LWP::UserAgent;
 use Data::Dumper;
 use JSON;
 use lib '/home/lanforge/scripts';
+use lib "../";
+use lib "./";
 use LANforge::JsonUtils qw(logg err json_request get_links_from get_thru json_post get_port_names flatten_list);
 
 package main;

json/cx_test_allsta.pl

@@ -16,6 +16,8 @@ use LWP::UserAgent;
 use Data::Dumper;
 use JSON;
 use lib '/home/lanforge/scripts';
+use lib "../";
+use lib "./";
 use LANforge::JsonUtils qw(logg err json_request get_links_from get_thru json_post get_port_names);
 
 package main;

json/cx_test_allsta_para.pl

@@ -23,6 +23,8 @@ use Time::HiRes qw(usleep nanosleep);
 
 use Proc::Background;
 use lib '/home/lanforge/scripts';
+use lib "../";
+use lib "./";
 use LANforge::JsonUtils qw(logg err json_request get_links_from get_thru json_post get_port_names);
 
 package main;

json/cx_test_helper.pl

@@ -17,6 +17,8 @@ use Data::Dumper;
 use JSON;
 use Linux::Inotify2;
 use lib '/home/lanforge/scripts';
+use lib "../";
+use lib "./";
 use LANforge::JsonUtils qw(logg err json_request get_links_from get_thru json_post get_port_names);
 
 package main;

json/dut_test.pl

@@ -17,6 +17,8 @@ use Data::Dumper;
 use Time::HiRes qw(usleep);
 use JSON;
 use lib '/home/lanforge/scripts';
+use lib "../";
+use lib "./";
 use LANforge::JsonUtils qw(logg err json_request get_links_from get_thru json_post get_port_names flatten_list);
 
 package main;
@@ -188,4 +190,4 @@ if ($action eq "annotate") {
        json_post($post_uri, $rh);
     }
 }
-#
+#

json/l4_test.pl

@@ -17,6 +17,8 @@ use Data::Dumper;
 use Time::HiRes qw(usleep);
 use JSON;
 use lib '/home/lanforge/scripts';
+use lib "../";
+use lib "./";
 use LANforge::JsonUtils qw(logg err json_request get_links_from get_thru json_post get_port_names flatten_list);
 
 package main;

json/port_test.pl

@@ -17,6 +17,8 @@ use LWP::UserAgent;
 use Data::Dumper;
 use JSON;
 use lib '/home/lanforge/scripts';
+use lib "../";
+use lib "./";
 use LANforge::JsonUtils qw(logg err json_request get_links_from get_thru json_post get_port_names flatten_list);
 
 package main;

json/port_toggle_test.pl

@@ -17,6 +17,8 @@ use LWP::UserAgent;
 use Data::Dumper;
 use JSON;
 use lib '/home/lanforge/scripts';
+use lib "../";
+use lib "./";
 use LANforge::JsonUtils qw(logg err json_request get_links_from get_thru json_post get_port_names);
 
 package main;

json/set_port_aliases.pl

@@ -17,6 +17,8 @@ use LWP::UserAgent;
 use Data::Dumper;
 use JSON;
 use lib '/home/lanforge/scripts';
+use lib "../";
+use lib "./";
 use LANforge::JsonUtils qw(logg err json_request get_links_from get_thru json_post get_port_names flatten_list);
 
 package main;

json/test_sta_mode.pl

@@ -17,6 +17,8 @@ use LWP::UserAgent;
 use Data::Dumper;
 use JSON;
 use lib '/home/lanforge/scripts';
+use lib "../";
+use lib "./";
 use LANforge::JsonUtils qw(err logg xpand json_request);
 
 
@@ -57,4 +59,4 @@ for my $rh_e (@{$rh->{interfaces}}) {
    sleep 0.1;
 }
 
-#
+#

l3_vid_group.pl

@@ -14,12 +14,12 @@ $SIG{ __DIE__  } = sub { Carp::confess( @_ ) };
 $SIG{ __WARN__ } = sub { Carp::confess( @_ ) };
 # Un-buffer output
 $| = 1;
-if (-f "LANforge/Endpoint.pm" ) {
-  use lib "./";
-}
-else {
-  use lib '/home/lanforge/scripts';
-}
+
+# use lib prepends to @INC, so put lower priority first
+# This is before run-time, so cannot condition this with normal 'if' logic.
+use lib '/home/lanforge/scripts';
+use lib "./";
+
 use LANforge::Endpoint;
 use LANforge::Port;
 use LANforge::Utils;

l3_video_em.pl

@@ -10,12 +10,12 @@ use Data::Dumper;
 
 # Un-buffer output
 $| = 1;
-if ( -f "LANforge/Endpoint.pm" ) {
-  use lib "./";
-}
-else {
-  use lib '/home/lanforge/scripts';
-}
+
+# use lib prepends to @INC, so put lower priority first
+# This is before run-time, so cannot condition this with normal 'if' logic.
+use lib '/home/lanforge/scripts';
+use lib "./";
+
 use LANforge::Endpoint;
 use LANforge::Port;
 use LANforge::Utils;

lf_associate_ap.pl

@@ -74,13 +74,11 @@ $| = 1;
 use Cwd qw(getcwd);
 my $cwd = getcwd();
 
- # this is pedantic necessity for the following use statements
-if ( $cwd =~ q(.*LANforge-Server\scripts$)) {
-   use lib '/home/lanforge/scripts'
-}
-else {
-   use lib '/home/lanforge/scripts';
-}
+# use lib prepends to @INC, so put lower priority first
+# This is before run-time, so cannot condition this with normal 'if' logic.
+use lib '/home/lanforge/scripts';
+use lib "./";
+
 use List::Util qw(first);
 use LANforge::Endpoint;
 use LANforge::Port;

lf_auto_wifi_cap.pl

@@ -13,7 +13,12 @@ use Carp;
 
 # Un-buffer output
 $| = 1;
+
+# use lib prepends to @INC, so put lower priority first
+# This is before run-time, so cannot condition this with normal 'if' logic.
 use lib '/home/lanforge/scripts';
+use lib "./";
+
 use LANforge::Endpoint;
 use LANforge::Port;
 use LANforge::Utils;

lf_create_bcast.pl

@@ -6,7 +6,12 @@ $SIG{ __DIE__ } = sub { Carp::confess( @_ ) };
 
 # Un-buffer output
 $| = 1;
+
+# use lib prepends to @INC, so put lower priority first
+# This is before run-time, so cannot condition this with normal 'if' logic.
 use lib '/home/lanforge/scripts';
+use lib "./";
+
 use LANforge::Endpoint;
 use LANforge::Port;
 use LANforge::Utils;

lf_endp_script.pl

@@ -11,7 +11,12 @@ use warnings;
 
 # Un-buffer output
 $| = 1;
+
+# use lib prepends to @INC, so put lower priority first
+# This is before run-time, so cannot condition this with normal 'if' logic.
 use lib '/home/lanforge/scripts';
+use lib "./";
+
 use LANforge::Endpoint;
 use LANforge::Port;
 use LANforge::Utils;

lf_firemod.pl

@@ -15,12 +15,12 @@ $SIG{ __WARN__ } = sub { Carp::confess( @_ ) };
 
 # Un-buffer output
 $| = 1;
-if (-f "LANforge/Endpoint.pm" ) {
-   use lib "./";
-}
-else {
-  use lib '/home/lanforge/scripts';
-}
+
+# use lib prepends to @INC, so put lower priority first
+# This is before run-time, so cannot condition this with normal 'if' logic.
+use lib '/home/lanforge/scripts';
+use lib "./";
+
 use LANforge::Endpoint;
 use LANforge::Port;
 use LANforge::Utils;

lf_generic_ping.pl

@@ -33,7 +33,12 @@ $SIG{ __WARN__ }  = sub { Carp::confess( @_ )};
 use Getopt::Long;
 use Cwd qw(getcwd);
 my $cwd = getcwd();
+
+# use lib prepends to @INC, so put lower priority first
+# This is before run-time, so cannot condition this with normal 'if' logic.
 use lib '/home/lanforge/scripts';
+use lib "./";
+
 use List::Util qw(first);
 use LANforge::Endpoint;
 use LANforge::Port;

lf_ice.pl

@@ -16,14 +16,11 @@ $SIG{ __WARN__ } = sub { Carp::confess( @_ ) };
 # Un-buffer output
 $| = 1;
 
-if ( -d "./LANforge" ) {
-   use lib ".";
-   use lib "./LANforge";
-}
-elsif ( -d "/home/lanforge/scripts/LANforge") {
-   use lib "/home/lanforge/scripts";
-   use lib "/home/lanforge/scripts/LANforge";
-}
+# use lib prepends to @INC, so put lower priority first
+# This is before run-time, so cannot condition this with normal 'if' logic.
+use lib '/home/lanforge/scripts';
+use lib "./";
+
 use LANforge::Endpoint;
 use LANforge::Port;
 use LANforge::Utils;

lf_icemod.pl

@@ -19,14 +19,10 @@ our $Q = q(");
 # Un-buffer output
 $| = 1;
 
-if ( -d "./LANforge" ) {
-   use lib ".";
-   use lib "./LANforge";
-}
-elsif ( -d "/home/lanforge/scripts/LANforge" ) {
-   use lib "/home/lanforge/scripts";
-   use lib "/home/lanforge/scripts/LANforge";
-}
+# use lib prepends to @INC, so put lower priority first
+# This is before run-time, so cannot condition this with normal 'if' logic.
+use lib '/home/lanforge/scripts';
+use lib "./";
 
 use LANforge::Endpoint;
 use LANforge::Port;

lf_l4_auth.pl

@@ -11,7 +11,12 @@ use strict;
 use warnings;
 use Carp;
 $| = 1;# Un-buffer output
+
+# use lib prepends to @INC, so put lower priority first
+# This is before run-time, so cannot condition this with normal 'if' logic.
 use lib '/home/lanforge/scripts';
+use lib "./";
+
 use Getopt::Long;
 use LANforge::Endpoint;
 use LANforge::Port;

lf_many_conn.pl

@@ -23,7 +23,11 @@ use diagnostics;
 # Un-buffer output
 $| = 1;
 
+# use lib prepends to @INC, so put lower priority first
+# This is before run-time, so cannot condition this with normal 'if' logic.
 use lib '/home/lanforge/scripts';
+use lib "./";
+
 use LANforge::Endpoint;
 use LANforge::Port;
 use LANforge::Utils;

lf_portmod.pl

@@ -32,16 +32,11 @@ $| = 1;
 use Cwd qw(getcwd);
 my $cwd = getcwd();
 
- # this is pedantic necessity for the following use statements
-if ( -f "LANforge/Endpoint.pm" ) {
-   use lib "./";
-}
-elsif ( $cwd =~ q(.*LANforge-Server\scripts$)) {
-   use lib '/home/lanforge/scripts'
-}
-else {
-   use lib '/home/lanforge/scripts';
-}
+# use lib prepends to @INC, so put lower priority first
+# This is before run-time, so cannot condition this with normal 'if' logic.
+use lib '/home/lanforge/scripts';
+use lib "./";
+
 use LANforge::Endpoint;
 use LANforge::Port;
 use LANforge::Utils;