[PD-dev] Cross-compiling for Windows on Debian

[Hans-Christoph Steiner]

On Jan 22, 2007, at 9:13 AM, Frank Barknecht wrote:

> Hallo,
> Frank Barknecht hat gesagt: // Frank Barknecht wrote:
>
>> could someone give me a hint how to compile a single-file c-source
>> external ("externals/vbap/rvbap.c" to be honest) on Debian for
>> Windows? I installed the three mingw32 packages, but I'm not clear
>> how to actually use these to compile rvbap.dll
>>
>> Maybe someone has a Makefile-snippet somewhere and could post it.
>
> Hm, I got a bit further along with this by using the Makefile from
> Guenther's build system (which looks a bit easier to exploit than the
> huge extended Makefiles for now).
>
> Now I get this:
>
> $ CC=i586-mingw32msvc-cc make -f Makefile.mingw rvbap.dll
> i586-mingw32msvc-cc -mms-bitfields -Wall -W -Wshadow -Wstrict- 
> prototypes -Wno-unused -Wno-parentheses -Wno-switch -O3 -march=i686  
> -mfpmath=sse -msse -DPD -DNT -D'drand48()=((double)rand()/ 
> RAND_MAX)' -D'srand48(n)=srand((n))' -D'O_NONBLOCK=1'  -I. -I.. - 
> I../../pd/src -IC:/msys/1.0/include \
>  -o "rvbap.o" -c "rvbap.c"
> i586-mingw32msvc-cc -shared -LC:/msys/1.0/lib -L../../pd/bin -lpd - 
> o "rvbap.dll" "rvbap.o" \
>         `test -f rvbap.libs && cat rvbap.libs` \
>         `test -f rvbap.libs && cat rvbap.libs`
> /usr/lib/gcc/i586-mingw32msvc/3.4.5/../../../../i586-mingw32msvc/ 
> bin/ld: cannot find -lpd
> collect2: ld returned 1 exit status
> make: *** [rvbap.dll] Error 1
>
>
> Oops, do I read this correctly, that on Windows (or *for* Windows)  
> I need to
> have some kind of pd.dll to compile an external? And that means, I  
> need to
> cross-compile Pd first?
>
> Now this sounds like a much bigger task. My first try failed at  
> m_sched.c,
> which is not finding pthread.h
>
> I configured Pd with "./configure --host=i586-mingw32msvc -- 
> target=i586-mingw32msvc".
>
> As the clock is ticking for me, I would be really thankful if  
> someone with a
> working Windows-compilation-setup could compile rvbap.dll for me. I  
> would offer
> a really big beer for this, if I can get a hold of rvbap.dll before  
> tomorrow,
> tuesday, 15:00 GMT+1. ;)

vbap is already compiled on Windows using externals/Makefile, so you  
don't need to rewrite or change anything.  If you need to change  
CFLAGS, then you can do that like this:

cd pure-data/externals
make CFLAGS="-whatever -something else" vbap

.hc

>
> Ciao
> -- 
>  Frank Barknecht                 _ ______footils.org_ __goto10.org__
>
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