[Coco] Which Coco Emulator for Raspberry Pi?

[Bob Devries]

Thanks, Chris. That works now.

Regards, Bob Devries
Dalby, QLD, Australia

On 18/10/2014 11:34 AM, Christopher R. Hawks wrote:
> On Sat, 18 Oct 2014 10:59:18 +1000
> Bob Devries <devries.bob at gmail.com> wrote:
>
>> Hi Chris,
>>
>> I notice that that command line does not include libpthread. Since
>> sdl-config --libs does not mention it either, maybe a change needs to
>> be made to include sdl-config --static-libs
> 	No it doesn't include it (anymore?) maybe that changed with some
> tool update. Or maybe I forgot. Mine failed the same way this time (I
> build it more than a year ago).
>
> Simply add the line (at about line #464):
>
> LIBS += -lpthread
>
> after the zib library is added:
>
> LIBS += -lz
>
> and before the all target:
>
> all:
>
> 	Now it links fine and is the same as my original.
>
>> Regards, Bob Devries
>> Dalby, QLD, Australia
>>
>> On 18/10/2014 10:39 AM, Christopher R. Hawks wrote:
>>> On Sat, 18 Oct 2014 09:46:12 +1000
>>> Bob Devries <devries.bob at gmail.com> wrote:
>>>
>>>> The gcc link command line is:
>>>>
>>>> gcc -Wl,--warn-common -s  obj/sdl/mess/version.o
>>>> obj/sdl/mess/mess/messdriv.o obj/sdl/mess/mess/coco.a
>>>> obj/sdl/mess/mess/mc10.a obj/sdl/mess/mess/dgn_beta.a
>>>> obj/sdl/mess/mess/shared.a obj/sdl/mess/libosd.a
>>>> obj/sdl/mess/libemu.a obj/sdl/mess/libcpu.a obj/sdl/mess/libsound.a
>>>> obj/sdl/mess/libutil.a obj/sdl/mess/libocore.a  -lexpat -lz -lm
>>>> `sdl-config --libs`  -lX11 -lXinerama -L/usr/X11/lib
>>>> -L/usr/X11R6/lib -L/usr/openwin/lib -o mess
>>>>
>>>> @Tormod: Sorry, I somehow lost your email about this. Can you
>>>> resend?
>>>>
>>>> Regards, Bob Devries
>>>> Dalby, QLD, Australia
>>>>
>>>> On 17/10/2014 9:17 PM, Christopher R. Hawks wrote:
>>>>> On Fri, 17 Oct 2014 10:29:34 +0200
>>>>> Tormod Volden <lists.tormod at gmail.com> wrote:
>>>>>
>>>>>> On Fri, Oct 17, 2014 at 4:17 AM, Bob Devries wrote:
>>>>>>> Thanks, Chris.
>>>>>>>
>>>>>>> I cleared out all the old copies of mess on my BANANA PI (note,
>>>>>>> not Raspberry Pi, but should work the same) and tried to compile
>>>>>>> the version you linked to.
>>>>>>>
>>>>>>> Sadly, it failed in the link stage with the following error:
>>>>>>>
>>>>>>> /usr/bin/ld: obj/sdl/mess/libocore.a(sdlsync.o): undefined
>>>>>>> reference to symbol 'pthread_join@@GLIBC_2.4'
>>>>>>> //lib/arm-linux-gnueabihf/libpthread.so.0:error adding symbols:
>>>>>>> DSO missing from command line
>>>>>> Recent GCC versions seem to be more picky on the ordering of
>>>>>> object files and libraries on the linking command line. Check
>>>>>> the printed gcc command lines to see if -lpthread is towards the
>>>>>> end of the line. To fix this you will need to find the makefile
>>>>>> (I assume the build process is using make?) where the linking
>>>>>> command is built up, e.g. "$(LD) something". The list of
>>>>>> libraries might be contained in a LIBS or LDFLAGS variable.
>>>>>>
>>>>>> If you pastebin the build log it would be easy to see if this
>>>>>> could be the issue. Especially the command line generating the
>>>>>> error message would be useful.
>>>>>>
>>>>>>> I do have libpthread.so
>>>>>>> at: /usr/lib/arm-linux-gnueabihf/libpthread.so
>>>>>>>
>>>>>>> This is on LUbuntu 14.04 kernel 3.4.90 and GCC 4.8
>>>>>> The gcc version might be important. The kernel you are running
>>>>>> does not matter, only the kernel headers would matter if you were
>>>>>> building kernel modules. I am just saying that for clarification,
>>>>>> if in doubt, rather provide more information than less.
>>>>>>
>>>>>> Regards,
>>>>>> Tormod
>>>>>>
>>>>> 	libpthread should be included by the 'sdl-config --libs'
>>>>> in the link commandline. 'make -n' will list all the commands,
>>>>> but, not run them.
>>>>>
>>>>> Bob:
>>>>> 	What does the command 'sdl-config --libs' print on the Pi
>>>>> command line??
>>>>>
>>>>> 	Should be something like '-L/usr/lib -Wl,-rpath,/usr/lib
>>>>> -lSDL -lpthread'
>>>>>
>>>>>
>>>>> Christopher R. Hawks
>>>>> HAWKSoft
>>> Bob:
>>>
>>> 	All the lines are the same for me. Iwas on my 'real'
>>> computer when I checked the sdl-config (I thought they would be the
>>> same.)
>>>
>>> sdl-config --version is 1.2.15
>>> sdl-config --libs is    -L/usr/lib/arm-linux-gnueabihf -lSDL
>>> echo Linking mess...
>>> gcc -Wl,--warn-common -s  obj/sdl/mess/version.o
>>> obj/sdl/mess/mess/messdriv.o obj/sdl/mess/mess/coco.a
>>> obj/sdl/mess/mess/mc10.a obj/sdl/mess/mess/dgn_beta.a
>>> obj/sdl/mess/mess/shared.a obj/sdl/mess/libosd.a
>>> obj/sdl/mess/libemu.a obj/sdl/mess/libcpu.a obj/sdl/mess/libsound.a
>>> obj/sdl/mess/libutil.a obj/sdl/mess/libocore.a  -lexpat -lz -lm
>>> `sdl-config --libs`  -lX11 -lXinerama -L/usr/X11/lib
>>> -L/usr/X11R6/lib -L/usr/openwin/lib -o mess
>>>
>>> 	All look the same. I'm compiling it now on my Pi. Maybe a
>>> tool update broke it.
>>>
>>>
>>>
>>> Christopher R. Hawks
>>> HAWKSoft
>>
>
>
>
> Christopher R. Hawks
> HAWKSoft