Re: [Cegcc-devel] xvid codec compile with cegcc

[Danny B. <dan...@sc...>]

I forgot to mention that I also copied the config.sub file from one of
the cegcc source directories into the xvid directory structure. Without
it, configure will complain about now knowing about arm-wince-cegcc .

	Danny

On Wed, 2007-03-28 at 21:32 +0200, Danny Backx wrote:
> Hi,
>=20
> I've taken the 1.1.2 release off the xvid site.
>=20
> On Wed, 2007-03-28 at 12:15 +0800, Hudson Hsueh wrote:
> > I want to cross-compile Xvid codec(http://www.xvid.org/)(from svn)
> > with cegcc(compiled from svn) for my WM 5.0 device,
> > I tried for several days and now I was stuck on some problem.
> >=20
> > Following is My configure command,
> >=20
> > ./configure CC=3D/opt/cegcc/bin/arm-wince-cegcc-gcc --host=3Darm
>=20
> I don't think that'll do what you want. Try this :
> % setenv CC arm-wince-cegcc-gcc
> % ./configure --host=3Di586-gnu-linux --target=3Darm-wince-cegcc
>=20
> You'll note that platform.inc then contains the right CC=3D line, I mean
> it'll say the compiler is arm-wince-cegcc-gcc. It doesn't mention the
> right ranlib though. Similarly the Makefile uses $(AS), so I tried again
> but also specified
> % setenv RANLIB arm-wince-cegcc-ranlib
> % setenv AS arm-wince-cegcc-as
>=20
> and then
>=20
> % ./configure --host=3Di586-gnu-linux --target=3Darm-wince-cegcc
> % make
>=20
> Running this compiles some of the sources, then fails with :
>=20
>   L: libxvidcore.so
> Info: resolving _CRT_MT by linking to __imp__CRT_MT (auto-import)
> /opt/cegcc/lib/gcc/arm-wince-cegcc/4.1.0/../../../../arm-wince-cegcc/lib/=
libcegcc.dll.a(main.o):main.c:(.text+0x28): undefined reference to `WinMain=
'
> collect2: ld returned 1 exit status
> gmake: *** [libxvidcore.so] Error 1
>=20
> This is the error you were getting too.
>=20
> The reason is that the xvid configure script tries to figure out what
> your build environment is, and adds some platform specific stuff in e.g.
> SPECIFIC_LDFLAGS. Look at line 267 and further in configure.in.
>=20
> I've added a couple of lines saying :
>      cegcc*)
>         AC_MSG_RESULT([ok])
>         STATIC_LIB=3D"libxvidcore.\$(STATIC_EXTENSION)"
>         SHARED_LIB=3D"libxvidcore.\$(SHARED_EXTENSION).\$(API_MAJOR).\
> $(API_MINOR)"
>         SPECIFIC_LDFLAGS=3D"-shared -lc -lm"
>         SPECIFIC_CFLAGS=3D""
>         ;;
>=20
> and then ran
> % autoreconf
> % ./configure --host=3Di586-gnu-linux --target=3Darm-wince-cegcc
> % make
>=20
> This ended with :
>   L: libxvidcore.a
>   L: libxvidcore.so.4.1
>=20
> ---------------------------------------------------------------
>  XviD has been successfully built.
>=20
>  * Binaries are currently located in the '=3Dbuild' directory
>  * To install them on your system, you can run '# make install'
>    as root.
> ---------------------------------------------------------------
>=20
> I assume I've answered the "howto" question, but have I also given you
> enough info to understand the problem and the solution ?
>=20
> Cheers,
>=20
> 	Danny
>=20
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--=20
Danny Backx ; danny.backx - at - scarlet.be ; http://danny.backx.info