func doPrepareSyncURLs(sourceURL string, targetURLs []string, bar barSend, lock countlock.Locker) {
for sURLs := range prepareSyncURLs(sourceURL, targetURLs) {
if sURLs.Error != nil {
// no need to print errors here, any error here
// will be printed later during Sync()
continue
}
if !globalQuietFlag {
bar.Extend(sURLs.SourceContent.Size)
lock.Up() // Let copy routine know that it has to catch up.
}
}
}
