[sane-devel] About the errormessage
m. allan noah
kitno455 at gmail.com
Mon Dec 14 13:10:09 UTC 2015
Those are the only errors which the sane protocol can support. For
more detailed information, you could print something to STDERR,
perhaps using the DBG macro.
On Mon, Dec 14, 2015 at 5:04 AM, <YiHao at rst.ricoh.com> wrote:
> Dear allan:
> Execue me, I have a question to ask for help:
> --->Does the SANE backend provide an extension of the error message for
> developers ?
> The next information is extract from sane.h.
> typedef enum
> SANE_STATUS_GOOD = 0, /* everything A-OK */
> SANE_STATUS_UNSUPPORTED, /* operation is not supported */
> SANE_STATUS_CANCELLED, /* operation was cancelled */
> SANE_STATUS_DEVICE_BUSY, /* device is busy; try again later */
> SANE_STATUS_INVAL, /* data is invalid (includes no dev at open) */
> SANE_STATUS_EOF, /* no more data available (end-of-file) */
> SANE_STATUS_JAMMED, /* document feeder jammed */
> SANE_STATUS_NO_DOCS, /* document feeder out of documents */
> SANE_STATUS_COVER_OPEN, /* scanner cover is open */
> SANE_STATUS_IO_ERROR, /* error during device I/O */
> SANE_STATUS_NO_MEM, /* out of memory */
> SANE_STATUS_ACCESS_DENIED /* access to resource has been denied */
> Look forward to your help, Thank you very much.
> Best Regard
> Yours Sincerely, Yihao
"well, I stand up next to a mountain- and I chop it down with the edge
of my hand"
More information about the sane-devel