Re: dd PATCH: add conv=direct

[Philippe Troin]

Paul Eggert <address@hidden> writes:

>   dd has new iflags= and oflags= options with the following flags:
> 
>     append    append mode (makes sense for output file only)
>     direct    use direct I/O for data
>     dsync     use synchronized I/O for data
>     sync      likewise, but also for metadata
>     nonblock  use non-blocking I/O
>     nofollow  do not follow symlinks
>     noctty    do not assign controlling terminal from file

noctty definitely seems overkill... I can't see why dd would ever want
to open a file without O_NOCTTY. On systems where O_NOCTTY makes sense
(SvR4) that is.

Phil.