[sane-devel] Parallel and saned: GIMP impossible, since no default device found
G. L. `Griz' Inabnit
Tue, 14 Aug 2001 09:35:18 -0700
On Tuesday 14 August 2001 09:12, Gregor Hoffleit wrote:
> I managed to get my parallel port scanner working, and I managed to set
> up saned, so I'm now able to run xsane/xscanimage/scanimage as normal
> user (saned runs as root).
> The problem is that xsane etc. fail to autodetect the scanner that's
> made available through saned on my localhost, i.e. I have to provide
> xsane with the device name on the command line:
> xsane -- fails and quite with "xsane: no devices
> xsane net -- xsane immediately fails and quits with
> "Failed to open device Invalid argument."
> (no noise from scanner, though)
> xsane net:localhost -- noise from scanner, but xsane fails and
> quits with "Failed to open device
> 'net:localhost': Invalid argument."
> xsane net:localhost:epson -- works
> Starting xsane as root, it autodetects the local 'epson' device (since
> it now has permissions to access the pio address):
> sudo xsane -- works, but using the local 'epson' device
> and not 'net:localhost:epson'
> Similar, "scanimage --list-devices" fails to detect anything, but "sudo
> scanimage --list-devices" detects the local scanner device:
> device `epson:0x378' is a Epson GT-5000 flatbed scanner
> I tried to set "SANE_DEFAULT_DEVICE=net:localhost:epson" in the
> environment, but this seems to have no effect at all.
> The problem is that this makes the scanner unusable with the GIMP, since
> I'm not able to provide the GIMP SANE plugin with a devicename.
> Am I missing something obvious, or is it really impossible to use a
> parallel port scanner with the GIMP due to this limitation ?
I found that it was my lines in /etc/inetd.conf that was at fault....
#sane stream tcp nowait saned.saned /usr/sbin/saned saned
sane stream tcp nowait root.root /usr/sbin/saned saned
The commented line is the original, the second is the one that worked for
me. Hope this helps.
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