X-Git-Url: http://gb7djk.dxcluster.net/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FDXUtil.pm;h=605bfca4aa6bf23da413b96a1652bb2e4aeab7ce;hb=e5b0e3dee551a224de284a5ba550098256fcb268;hp=44ef7312fdad8c7fd7a0293dcf63f6e3840a5cea;hpb=07ea293f3919d2da76220b5fbc55b734008ed44c;p=spider.git

diff --git a/perl/DXUtil.pm b/perl/DXUtil.pm
index 44ef7312..605bfca4 100644
--- a/perl/DXUtil.pm
+++ b/perl/DXUtil.pm
@@ -10,8 +10,8 @@ package DXUtil;
 
 require Exporter;
 @ISA = qw(Exporter);
-@EXPORT = qw(atime ztime cldate cldatetime slat slong yesno promptf
-             print_all_fields
+@EXPORT = qw(atime ztime cldate cldatetime slat slong yesno promptf parray parraypairs
+             print_all_fields 
             );
 
 @month = qw(Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec);
@@ -102,6 +102,29 @@ sub promptf
   return ($priv, $prompt);
 }
 
+# take an arg as an array list and print it
+sub parray
+{
+  return join(', ', @{shift});
+}
+
+# take the arg as an array reference and print as a list of pairs
+sub parraypairs
+{
+  my $ref = shift;
+  my $i;
+  my $out;
+  
+  for ($i = 0; $i < @$ref; $i += 2) {
+    my $r1 = @$ref[$i];
+	my $r2 = @$ref[$i+1];
+	$out .= "$r1-$r2, ";
+  }
+  chop $out;     # remove last space
+  chop $out;     # remove last comma
+  return $out;
+}
+
 # print all the fields for a record according to privilege
 #
 # The prompt record is of the format '<priv>,<prompt>[,<action>'
@@ -123,3 +146,4 @@ sub print_all_fields
   }
   return @out;
 }
+