Re: mxe-build: undefined references

[Torsten]

On 14.03.2014 18:14, John D wrote:
> 
> Message: 5
> Date: Thu, 13 Mar 2014 18:52:18 +0100
> From: Torsten <address@hidden>
> To: octave maintainers mailing list <address@hidden>
> Subject: mxe-build: undefined references
> Message-ID: <address@hidden>
> Content-Type: text/plain; charset=ISO-8859-1
> 
> When I try to make an mxe-cross-build of a recent gui-release version of
> octave I get several undefined reference errors. Here some of them:
> 
> graphics/.libs/libgui-graphics.a(graphics_libgui_graphics_la-GLCanvas.o): In
> function `ZN9QtHandles8GLCanvas11drawZoomBoxERK6QPointS3_':
> /home/ttl/mxe/tmp-octave/octave-3.9.0+/libgui/graphics/GLCanvas.cc:90:
> undefined reference to address@hidden'
> /home/ttl/mxe/tmp-octave/octave-3.9.0+/libgui/graphics/GLCanvas.cc:92:
> undefined reference to address@hidden'
> /home/ttl/mxe/tmp-octave/octave-3.9.0+/libgui/graphics/GLCanvas.cc:93:
> undefined reference to address@hidden'
> /home/ttl/mxe/tmp-octave/octave-3.9.0+/libgui/graphics/GLCanvas.cc:97:
> undefined reference to address@hidden'
> /home/ttl/mxe/tmp-octave/octave-3.9.0+/libgui/graphics/GLCanvas.cc:99:
> undefined reference to address@hidden'
> /home/ttl/mxe/tmp-octave/octave-3.9.0+/libgui/graphics/GLCanvas.cc:100:
> undefined reference to address@hidden'
> /home/ttl/mxe/tmp-octave/octave-3.9.0+/libgui/graphics/GLCanvas.cc:102:
> undefined reference to address@hidden'
> /home/ttl/mxe/tmp-octave/octave-3.9.0+/libgui/graphics/GLCanvas.cc:103:
> undefined reference to address@hidden'
> 
> Is it in principle possible to compile the integrated QtHandles within the
> mxe environment?
> 
> Torsten
> 
> --
> 
> Did it link with -lopengl32
> 

No, it did not link to -lopengl32.
This is the command that produced the errors:

libtool: link: i686-w64-mingw32-g++ -shared -nostdlib
/home/ttl/software/octave/mxe/usr/lib/gcc/i686-w64-mingw32/4.8.2/../../../../i686-w64-mingw32/lib/../lib/dllcrt2.o
/home/ttl/software/octave/mxe/usr/lib/gcc/i686-w64-mingw32/4.8.2/crtbegin.o
 -Wl,--whole-archive qterminal/.libs/libqterminal.a
src/.libs/libgui-src.a graphics/.libs/libgui-graphics.a
-Wl,--no-whole-archive
-L/home/ttl/software/octave/mxe/tmp-octave/octave-3.9.0+/.build/liboctave/.libs
-L/home/ttl/software/octave/mxe/usr/i686-w64-mingw32/lib
.../libinterp/.libs/liboctinterp.dll.a
-L/home/ttl/software/octave/mxe/usr/lib/gcc/i686-w64-mingw32/4.8.2
-L/home/ttl/software/octave/mxe/usr/mingw/lib
.../liboctave/.libs/liboctave.dll.a -lQtNetwork4 -lQtOpenGL4 -lQtGui4
-lQtCore4 -lqscintilla2 -luser32 -lkernel32 -lgdi32 -lws2_32 -luser32
-lkernel32
-L/home/ttl/software/octave/mxe/usr/lib/gcc/i686-w64-mingw32/4.8.2/../../../../i686-w64-mingw32/lib/../lib
-L/home/ttl/software/octave/mxe/usr/lib/gcc/i686-w64-mingw32/4.8.2/../../../../i686-w64-mingw32/lib
/home/ttl/software/octave/mxe/usr/lib/gcc/i686-w64-mingw32/4.8.2/libstdc++.dll.a
-lmingw32 -lgcc_s -lgcc -lmoldname -lmingwex -lmsvcrt -lpthread
-ladvapi32 -lshell32 -luser32 -lkernel32 -lmingw32 -lgcc_s -lgcc
-lmoldname -lmingwex -lmsvcrt
/home/ttl/software/octave/mxe/usr/lib/gcc/i686-w64-mingw32/4.8.2/crtend.o
-mieee-fp -O2 -pthread -Wl,-rpath-link
-Wl,/home/ttl/software/octave/mxe/usr/i686-w64-mingw32/lib
-Wl,--export-all-symbols   -pthread -o .libs/liboctgui-0.dll
-Wl,--enable-auto-image-base -Xlinker --out-implib -Xlinker
..libs/liboctgui.dll.a

Torsten