+# is_archive()
+#
+# Check if a file is an archive
+# (currently only by file extension)
+#
+# Params: Archive file name
+#
+# Return: Status code (Boolean)
+
+sub is_archive($)
+{
+ my $file = shift;
+
+ foreach my $ext(@archive_exts)
+ {
+ return 1 if(lc(substr($file,length($file)-length($ext),length($ext))) eq lc($ext));
+ }
+
+ return;
+}
+