[GRASS-dev] libLAS on Ubuntu 14.04

[Vaclav Petras]

On Fri, May 23, 2014 at 4:52 PM, Rashad M <mohammedrashadkm at gmail.com>wrote:

> Hi Vaclav,
>
> try linking to las_c instead of las
>
> gcc liblastest.c -o liblastest -ggdb -L/usr/lib -llas_c /usr/lib/libgdal.so
> /usr/lib/libgeotiff.so /usr/lib/x86_64-linux-gnu/libtiff.so
>
> boost and las.so not required here, i think
>
> Thanks but no success here.


>
> On Fri, May 23, 2014 at 10:04 PM, Vaclav Petras <wenzeslaus at gmail.com>wrote:
>
>>
>>
>>
>> On Fri, May 23, 2014 at 3:35 PM, Rashad M <mohammedrashadkm at gmail.com>wrote:
>>
>>> Hi Vaclav,
>>>
>>> If it helps:  http://trac.osgeo.org/grass/ticket/2065
>>>
>>> Thanks, I tried to unify the variables (r57541 and the patch from #2065):
>>
>> CFLAGS="$CFLAGS $LIBLAS_CFLAGS $LIBLAS_INC"
>> CPPFLAGS="$CPPFLAGS $LIBLAS_CPPFLAGS $LIBLAS_INC"
>>
>> but it did not help. I see that the ticket is closed and it puzzles me
>> that it is not enough for me.
>>
>>
>>> On Fri, May 23, 2014 at 9:25 PM, Vaclav Petras <wenzeslaus at gmail.com>wrote:
>>>
>>>>
>>>> On Fri, May 23, 2014 at 2:53 PM, Glynn Clements <
>>>> glynn at gclements.plus.com> wrote:
>>>>
>>>>>
>>>>> Vaclav Petras wrote:
>>>>>
>>>>> > So the test failed with segmentation fault
>>>>>
>>>>> Possibly due to linking with gcc rather than g++. But that doesn't
>>>>> matter, as configure tests don't normally try to execute the program
>>>>> (that doesn't work if you're cross-compiling); they only care whether
>>>>> linking succeeds.
>>>>>
>>>>>
>>>> I have to remember this gcc vs g++ possible issue and that ./cofigure
>>>> does not execute. However, it did not helped me now. My sample program
>>>> still segfaults when compiled with g++.
>>>>
>>>>
>>>
>> I've tried also cxxflags and a file with cpp extension:
>>
>> g++ liblastest.cpp -o liblastest -ggdb $(liblas-config --libs)
>> $(liblas-config --includes) $(liblas-config --cxxflags)
>>
>> but it still segfaults (with and without -ggdb). Should I report this
>> somewhere (Launchpad, libLAS)?
>>
>>  > but it would actually fail
>>>>> > during compilation if I would use `liblas-config --libs` because the
>>>>> boost
>>>>> > libraries are `libboost_program_options.so.1.54.0` on my computer
>>>>> while
>>>>> > `liblas-config --libs` says just `libboost_program_options.so` (same
>>>>> for
>>>>> > thread library).
>>>>>
>>>>> You may need to install a -devel package, e.g. boost-devel or
>>>>> whatever.
>>>>>
>>>>> Typically, the unversioned symlink is in the -devel package, as it's
>>>>> only needed for compiling programs which use the library; running them
>>>>> will use either the library itself or a symlink which includes at
>>>>> least the major version number.
>>>>>
>>>>
>>>> I installed libboost-thread-dev and libboost-program-options-dev and
>>>> compilation works with $(liblas-config --libs) $(liblas-config --includes).
>>>> So, it should work in ./configure but the result is still "libLAS support:
>>>> no".
>>>>
>>>>
>>>>>
>>>>> --
>>>>> Glynn Clements <glynn at gclements.plus.com>
>>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>> grass-dev mailing list
>>>> grass-dev at lists.osgeo.org
>>>> http://lists.osgeo.org/mailman/listinfo/grass-dev
>>>>
>>>
>>>
>>>
>>> --
>>> Regards,
>>>    Rashad
>>>
>>
>>
>
>
> --
> Regards,
>    Rashad
>
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