[arch-general] sane - 'sane-config --libs' returns NON library information causing some CMake builds to fail - bug or feature?

[Sander Jansen]

On Wed, Mar 7, 2012 at 2:20 PM, Ionut Biru <ibiru at archlinux.org> wrote:
> On 03/07/2012 10:16 PM, Ionut Biru wrote:
>> On 03/07/2012 09:52 PM, David C. Rankin wrote:
>>> Guys,
>>>
>>>   Ran into a big problem with sane 1.0.22-6 causing builds to fail due to the
>>> return of 'sane-config --libs' returning non-library flags which results in
>>> CMake botching the link config. From the sane-config man page:
>>>
>>> --libs  Print the additional libraries that are necessary to link a SANE
>>> frontend to libsane.
>>>
>>>   Currently, on arch, 'sane-config --libs' returns:
>>>
>>> 10:51 providence:~/bld/david> sane-config --libs
>>> -lsane  -Wl,-O1,--sort-common,--as-needed,-z,relro,--hash-style=gnu -L/usr/lib
>>> -lnetsnmp -lcrypto -lm -ldl -lv4l1   -lm -ltiff -ljpeg  -lgphoto2 -lgphoto2_port
>>> -lm -lexif -lusb     -lavahi-common -lavahi-client    -lusb
>>>
>>
>> You should open a bug report than sending this on mailing list.
>>
>
>
> the idea is that net-snmp includes wrong stuff into libs and that's why
> they ended up in sane
>
> $ net-snmp-config --libs
>
> -Wl,-O1,--sort-common,--as-needed,-z,relro,--hash-style=gnu -L/usr/lib
> -lnetsnmp -lcrypto -lm

These are all linker flags and should be ok to use in --libs. The
issue is the incorrect concatenation in the final link line.