[Buildroot] [autobuild.buildroot.net] Build results for 2017-03-07

[Romain Naour]

Hi Bernd,

Le 08/03/2017 à 21:38, Bernd Kuhls a écrit :
> Am Wed, 08 Mar 2017 08:28:45 +0100 schrieb Thomas Petazzoni:
> 
>>         i586 |     xserver_xorg-server-1.19.2 | NOK |
>>         http://autobuild.buildroot.net/
> results/5890c4b6397326faadecc49fdbe21875fbb20c65
> 
> Hi,
> 
> the build error
> 
> /home/peko/autobuild/instance-2/output/host/usr/i586-buildroot-linux-musl/
> sysroot/usr/lib/libunwind.so: undefined reference to `setcontext'
> /home/peko/autobuild/instance-2/output/host/usr/i586-buildroot-linux-musl/
> sysroot/usr/lib/libunwind.so: undefined reference to `sigreturn'
> 
> comes from libunwind, which, according to package/libunwind/Config.in, is 
> supported on musl at x86 contrary to
> http://www.openwall.com/lists/musl/2012/12/31/11
> http://wiki.musl-libc.org/wiki/Open_Issues#ucontext.h
> 
> I do not claim that I understand what libunwind is all about, therefore I 
> will not send patches for libunwind, but it looks to me that the fix for 
> the xserver_xorg-server build error should be made in 
> BR2_PACKAGE_LIBUNWIND_ARCH_SUPPORTS.
> 
> Patching package/x11r7/xserver_xorg-server/xserver_xorg-server.mk
> 
> -ifeq ($(BR2_PACKAGE_LIBUNWIND),y)
> +ifeq ($(BR2_TOOLCHAIN_USES_MUSL)$(BR2_PACKAGE_LIBUNWIND),ny)
> 
> also worked, but it is only a workaround.
> 
> Btw, libunwind-1.2 was released Jan 13, 2017, a version bump did not fix 
> the xserver_xorg-server build error.

The same issue happened for efl package:
http://autobuild.buildroot.net/results/ca296f42c9242a6b93957ac9a0437f37b5b4342d

It seems a more general musl issue with libunwind...

Best regards,
Romain

> 
> Regards, Bernd
> 
> _______________________________________________
> buildroot mailing list
> buildroot at busybox.net
> http://lists.busybox.net/mailman/listinfo/buildroot
>