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Re: [PATCH] Re: iflag/oflag for dd(1)
On Tue, Mar 17, 2015 at 03:32:58PM +0000, Emmanuel Dreyfus wrote:
> On Tue, Mar 17, 2015 at 03:04:12PM +0000, Christos Zoulas wrote:
> > Some of the flags don't make sense:
> > (O_CREAT,O_RDONLY,O_RDWR,O_TRUNC,O_WRONLY,O_APPEND)
> Don't they?
> - O_CREAT: you may want dd to work only if the file xists
> - O_RDWR: you may want to specify it for the input file
> - O_TRUNC, O_APPEND: for testing purpose?
There are also the 'odd' behaviour of pipe and fifos.
IIRC opening the input rw will stop it blocking if there are
David Laight: david%l8s.co.uk@localhost
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