Improve the selection of parser for XML::Simple.

[spider.git] / perl / DXUser.pm

diff --git a/perl/DXUser.pm b/perl/DXUser.pm
index 13c5ba8101f55a66213d17be199e69901800710d..6ca9b91e5af7aff42fb73c28b08d220429194f11 100644 (file)
--- a/perl/DXUser.pm
+++ b/perl/DXUser.pm
@@ -141,7 +141,7 @@ sub init
 
                $ufn = "$fn.v3";
                $v3 = 1;
-               $convert++ unless -e $ufn;
+               $convert++ if -e "$fn.v2" && !-e $ufn;
        }
        
        if ($mode) {
@@ -150,10 +150,12 @@ sub init
                $dbm = tie (%u, 'DB_File', $ufn, O_RDONLY, 0666, $DB_BTREE) or confess "can't open user file: $fn ($!) [rebuild it from user_asc?]";
        }
 
+       die "Cannot open $ufn ($!)\n" unless $dbm;
+
        $lru = LRU->newbase("DXUser", $lrusize);
        
        # do a conversion if required
-       if ($convert) {
+       if ($dbm && $convert) {
                my ($key, $val, $action, $count, $err) = ('','',0,0,0);
                
                my %oldu;