[sane-devel] sane_cancel and sane_read
jon at jon.demon.co.uk
Tue Apr 25 16:44:25 UTC 2006
On Tuesday 25 April 2006 14:07, Wittawat Yamwong wrote:
> Should/must/may a frontend call sane_read after sane_cancel?
> This is important to my backend (pixma). It would be much more complex if
> frontends are not required to call sane_read after sane_cancel [...]
I don't know what the correct answer to this is. However, if the SANE spec
seems ambiguous to you then it may seem likewise to a front end writer who
might interpret it either way.
Therefore for maximum resilience you might be better to bite the bullet and be
prepared for either case.
====================== Jon Chambers =====================
http://www.jon.demon.co.uk, 020 8575 7097, 07931 961669
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