[sane-devel] Bus Error on pnm backend in FreeBSD 8

[m. allan noah]

On Mon, Mar 22, 2010 at 1:58 PM, Alejandro Imass <ait at p2ee.org> wrote:
> On Mon, Mar 22, 2010 at 12:19 PM, m. allan noah <kitno455 at gmail.com> wrote:
>> That is right after the patch you added. try valgrind?
>>
>
> It segfaults with the original code and bus error with the patch. The
> only lines differing between the original ports file and the current
> git file are the sane_get_device lines that condition/hide the blocked
> devices.

Are you really, really sure you installed the recompiled version? :)

allan

>
> I haven't tried valgrind just yet, thought the ktrace was explicit
> enough. Let's see what I can determine with valgrind...
>
> Alejandro
>
>> allan
>>
>> On Mon, Mar 22, 2010 at 12:37 PM, Alejandro Imass <ait at p2ee.org> wrote:
>>> On Mon, Mar 22, 2010 at 11:57 AM, m. allan noah <kitno455 at gmail.com> wrote:
>>>> try turning up the pnm backend's debugging?
>>>>
>>>
>>> Here you go:
>>>
>>> [root at lucifer /usr/ports/graphics/sane-backends]# scanimage -L
>>> [sanei_debug] Setting debug level of dll to 255.
>>> [dll] sane_init: SANE dll backend version 1.0.12 from sane-backends 1.0.20
>>> [dll] sane_init/read_dlld: processing /usr/local/etc/sane.d/dll.d ...
>>> [dll] sane_init/read_dlld: done.
>>> [dll] sane_init/read_config: reading dll.conf
>>> [dll] add_backend: adding backend `pnm'
>>> [dll] sane_get_devices
>>> [dll] load: searching backend `pnm' in `/usr/local/lib/sane'
>>> [dll] load: trying to load `/usr/local/lib/sane/libsane-pnm.so.1'
>>> [dll] load: dlopen()ing `/usr/local/lib/sane/libsane-pnm.so.1'
>>> [dll] init: initializing backend `pnm'
>>> [sanei_debug] Setting debug level of pnm to 255.
>>> [pnm] sane_init: version_code != 0, authorize != 0
>>> [pnm] sane_init: SANE pnm backend version 1.0.9 from sane-backends 1.0.20
>>> [dll] init: backend `pnm' is version 1.0.9
>>> [pnm] sane_get_devices: local_only = 0
>>> Bus error: 10 (core dumped)
>>>
>>>
>>>> allan
>>>>
>>>> On Mon, Mar 22, 2010 at 12:15 PM, Alejandro Imass <ait at p2ee.org> wrote:
>>>>> (sorry if this is a double post, I hit send before conforming my
>>>>> subscription to the list)
>>>>> Hi,
>>>>>
>>>>> I am trying to get the pnm backend to work on FreeBSD. I originally
>>>>> thought it was related to an old bug in pnm.c and had filed this bug
>>>>> which is now closed:
>>>>>
>>>>> https://alioth.debian.org/tracker/?group_id=30186&atid=410366&func=detail&aid=312401
>>>>>
>>>>> I built the FreeBSD port using the patch method and patching the pnm.c
>>>>> file with the diff I got from the oriniogal pnm.c file and the pnm.c
>>>>> file I got from the latest master via git. I verified that the patch
>>>>> worked by examining the port's work directory and it patched perfectly
>>>>> before build.
>>>>>
>>>>> The FreeBSD port is built from a 1.0.20 freeze, here are the first few
>>>>> lines of the ChangeLog:
>>>>>
>>>>> ******  Release of sane-backends 1.0.20. End of code freeze ******
>>>>>
>>>>> 2009-05-03  m. allan noah <kitno455 a t gmail d o t com>
>>>>>       * config.guess, config.sub: updated to latest versions
>>>>>       * NEWS, configure.in, configure: updated for 1.0.20
>>>>>       * sane-backends.lsm, doc/releases.txt: minor tweaks
>>>>>       * doc/descriptions/coolscan3.desc, doc/descriptions/rts8891.desc:
>>>>>         add :new marker, correct manpage link
>>>>>
>>>>> 2009-05-01  m. allan noah <kitno455 a t gmail d o t com>
>>>>>       * backend/fujitsu.c: copy_buffer() needs to count lines, or M309[12]
>>>>>         cannot scan in duplex
>>>>>
>>>>> I am attaching the debug output with SANE_DEBUG_DLL=255, the FBSD
>>>>> Kernel trace in plain text (bzipped) and the patch file. I am
>>>>> available to help debug this on FBSD, but I don't know how to proceed.
>>>>>
>>>>> Thanks in advance,
>>>>> Alejandro Imass
>>>>>
>>>>> --
>>>>> sane-devel mailing list: sane-devel at lists.alioth.debian.org
>>>>> http://lists.alioth.debian.org/mailman/listinfo/sane-devel
>>>>> Unsubscribe: Send mail with subject "unsubscribe your_password"
>>>>>             to sane-devel-request at lists.alioth.debian.org
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> "The truth is an offense, but not a sin"
>>>>
>>>
>>
>>
>>
>> --
>> "The truth is an offense, but not a sin"
>>
>



-- 
"The truth is an offense, but not a sin"