X-Git-Url: http://dxcluster.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FDXUtil.pm;h=2c05372c0f31b2d198a8959900ef8e2827b44817;hb=38adb616f6c6e45b322c695684f7d2bddfd87644;hp=42ba922bae1b888e72f2851fd01144636330c8f7;hpb=1f2757c4c57b6b4492923ed4edd7f0f912a31157;p=spider.git

diff --git a/perl/DXUtil.pm b/perl/DXUtil.pm
index 42ba922b..2c05372c 100644
--- a/perl/DXUtil.pm
+++ b/perl/DXUtil.pm
@@ -17,7 +17,7 @@ require Exporter;
 @EXPORT = qw(atime ztime cldate cldatetime slat slong yesno promptf 
 			 parray parraypairs shellregex readfilestr writefilestr
              print_all_fields cltounix iscallsign unpad is_callsign
-			 is_freq is_digits is_pctext is_pcflag
+			 is_freq is_digits is_pctext is_pcflag insertitem deleteitem
             );
 
 @month = qw(Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec);
@@ -299,7 +299,7 @@ sub is_callsign
 # check that a PC protocol field is valid text
 sub is_pctext
 {
-	return $_[0] =~ /^[\x09\x20-\xA8\xE0-\xEF]+$/;
+	return $_[0] =~ /^[\x09\x20-\xFF]+$/;
 }
 
 # check that a PC prot flag is fairly valid (doesn't check the difference between 1/0 and */-)
@@ -319,3 +319,25 @@ sub is_digits
 {
 	return $_[0] =~ /^[\d]+$/;
 }
+
+# insert an item into a list if it isn't already there returns 1 if there 0 if not
+sub insertitem
+{
+	my $list = shift;
+	my $item = shift;
+	
+	return 1 if grep {$_ eq $item } @$list;
+	push @$list, $item;
+	return 0;
+}
+
+# delete an item from a list if it is there returns no deleted 
+sub deleteitem
+{
+	my $list = shift;
+	my $item = shift;
+	my $n = @$list;
+	
+	@$list = grep {$_ ne $item } @$list;
+	return $n - @$list;
+}