X-Git-Url: http://dxcluster.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FDXUtil.pm;h=db52ad81076fa91d67a165b60adc8e567c58d8d9;hb=0e90c4070de00e403c4879d7e28e9d83592b5944;hp=9f411812d6b2207d02d34b2de7581af78fe4314f;hpb=23d5848190b73200389fdfc2291e3453b3b91b15;p=spider.git

diff --git a/perl/DXUtil.pm b/perl/DXUtil.pm
index 9f411812..db52ad81 100644
--- a/perl/DXUtil.pm
+++ b/perl/DXUtil.pm
@@ -16,10 +16,8 @@ use Data::Dumper;
 use strict;
 
 use vars qw($VERSION $BRANCH);
-$VERSION = sprintf( "%d.%03d", q$Revision$ =~ /(\d+)\.(\d+)/ );
-$BRANCH = sprintf( "%d.%03d", q$Revision$ =~ /\d+\.\d+\.(\d+)\.(\d+)/  || (0,0));
-$main::build += $VERSION;
-$main::branch += $BRANCH;
+
+main::mkver($VERSION = q$Revision$) if main->can('mkver');
 
 use vars qw(@month %patmap @ISA @EXPORT);
 
@@ -30,6 +28,7 @@ require Exporter;
 			 filecopy ptimelist
              print_all_fields cltounix unpad is_callsign is_latlong
 			 is_qra is_freq is_digits is_pctext is_pcflag insertitem deleteitem
+			 is_prefix
             );
 
 
@@ -363,6 +362,11 @@ sub is_callsign
 					 $!x;
 }
 
+sub is_prefix
+{
+	return $_[0] =~ m!^(?:[A-Z]{1,2}\d+ | \d[A-Z]{1,2}\d+)!x        # basic prefix
+}
+
 # check that a PC protocol field is valid text
 sub is_pctext
 {