Looks like you need to link to libGL or one of his friends.
On Tue, Jan 27, 2015 at 6:26 AM, Grym Sten <grym.s...@gmx.de> wrote:
> Hi,
> I like using LXQt since some months now (compiling my own packages from
> git sources on ArchLinux), so I wanted to use it also on my Wandboard Quad
> (armv7h, Arch Linux Arm), because of it's minimal consumption of resources.
>
> However for those packages requiring the file libQt5Gui.so (v5.4.0) which
> comes from qt5-base, for example "lxqt-about" I'm getting errors when
> linking CXX executables:
>
> /usr/lib/libQt5Gui.so.5.4.0: undefined reference to `glGenVertexArrays'
>
>
> /usr/lib/libQt5Gui.so.5.4.0: undefined reference to `glIsVertexArray'
> /usr/lib/libQt5Gui.so.5.4.0: undefined reference to `glTexSubImage3D'
> /usr/lib/libQt5Gui.so.5.4.0: undefined reference to `glMapBufferRange'
> /usr/lib/libQt5Gui.so.5.4.0: undefined reference to
> `glCompressedTexImage3D'
> /usr/lib/libQt5Gui.so.5.4.0: undefined reference to
> `glRenderbufferStorageMultisample'
> /usr/lib/libQt5Gui.so.5.4.0: undefined reference to `glBlitFramebuffer'
> /usr/lib/libQt5Gui.so.5.4.0: undefined reference to `glTexImage3D'
> /usr/lib/libQt5Gui.so.5.4.0: undefined reference to `glUnmapBuffer'
> /usr/lib/libQt5Gui.so.5.4.0: undefined reference to `glDeleteVertexArrays'
> /usr/lib/libQt5Gui.so.5.4.0: undefined reference to `glBindVertexArray'
> /usr/lib/libQt5Gui.so.5.4.0: undefined reference to
> `glCompressedTexSubImage3D'
> collect2: error: ld returned 1 exit status
> CMakeFiles/lxqt-about.dir/build.make:99: recipe for target 'lxqt-about'
> failed
> make[2]: *** [lxqt-about] Error 1
> CMakeFiles/Makefile2:60: recipe for target 'CMakeFiles/lxqt-about.dir/all'
> failed
> make[1]: *** [CMakeFiles/lxqt-about.dir/all] Error 2
> Makefile:137: recipe for target 'all' failed
> make: *** [all] Error 2
>
> I can just guess that something has been deactivated when building the
> qt5-base package for armv7h (probably some mesa/graphic related stuff),
> "ldd /usr/lib/libQt5Gui.so.5.4.0" doesnt complain about missing libs ..but
> I'm really not sure and I also dont know how to solve these missing
> references (maybe I need to recompile qt5-base, but which options are
> needed?)
>
> I would really appreciate it if someone could help me :)
>
>
> PS: roughly the same error is described here
> http://archlinuxarm.org/forum/viewtopic.php?f=60&t=8176
>
>
>
>
>
>
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