Windows backup API in rsync port?

Tomasz Chmielewski mangoo at
Mon Mar 31 12:22:16 GMT 2008

Tomasz Chmielewski schrieb:
> Windows systems have a great "feature" - even administrators can't 
> access files for which they don't have permissions (I'm not talking 
> about files exclusively opened, which is something else).
> To read files which are normally inaccessible because of insufficient 
> permissions, Windows administrator can use Windows backup API. 
> Unfortunately, rsync Windows port doesn't seem to use this feature.
> There was a similar thread about it 4 years ago - did anything change in 
> rsync from this time?

I asked at Cygwin mailing list, and I'm glad to know that this issue is 
fixed in the recent snapshots of Cygwin: just replace your cygwin1.dll 
library with a recent snapshot from and 
rsync on Windows will be able to open the files where Administrator is 
not allowed to.

See the whole thread here:


Tomasz Chmielewski

More information about the rsync mailing list