chdir ($fbbin);
        system("./gbak -user sysdba -password masterkey -BACKUP_DATABASE localhost:/opt/databases/demo.gdb /opt/databases/demo.gbk")==0 or die "Failed to create backup file \n";

##</code><code>##

foreach (@files) {
        chdir ($fbbin);
        print "./gbak -user sysdba -password masterkey -BACKUP_DATABASE localhost:$data$_ $tempdir$_.gbk \n";

##</code><code>##

./gbak -user sysdba -password masterkey -BACKUP_DATABASE localhost:/opt/databases/simplemarketing.gdb
 /opt/backup/simplemarketing.gdb
.gbk