1 files changed, 23 insertions, 5 deletions
diff --git a/sbocheck b/sbocheck
index aa257c9..ccbbe24 100755
--- a/sbocheck
+++ b/sbocheck
@@ -13,15 +13,33 @@ use 5.16.0;
 use strict;
 use warnings FATAL => 'all';
 use SBO::Lib;
-use Getopt::Std;
+use Getopt::Long;
 use Text::Tabulate;
+use File::Basename;
 
-my %options;
-getopts ('v',\%options);
+my $self = basename ($0);
 
-show_version && exit 0 if exists $options{v};
+sub show_usage () {
+	print <<EOF
+Usage: $self
 
-update_tree; 
+Options:
+  -h|--help:
+    this screen.
+  -v|--version:
+    version information.
+
+EOF
+}
+
+my ($help, $vers);
+
+GetOptions ('help|h' => \$help, 'version|v' => \$vers);
+
+show_usage && exit 0 if $help;
+show_version && exit 0 if $vers;
+
+update_tree;
 
 # retrieve and format list of available updates
 sub get_update_list () {