Subject: Re: [ast-developers] Fwd: [on-discuss] Does libc::stdio |fseek()|  
support |SEEK_HOLE|/|SEEK_DATA| ?
--------

> Roland, Glenn,
> FYI Solaris 11 stdio and /usr/bin/cp/mv support SEEK_HOLE but libast
> stdio, SFIO and AST cp/mv do not support SEEK_HOLE.
> 
> Irek
> 
> 

The libast stdio creates holes whenever possible when writing to a file.
Blocks containing all 0's are not written and instead seek is called
to skip over them.

There is not explicit option, but if you start with a file with holes
and run cp, the new file will also have holes.

David Korn
[email protected]
_______________________________________________
ast-developers mailing list
[email protected]
https://mailman.research.att.com/mailman/listinfo/ast-developers

Reply via email to