[Buildroot] [PATCH] package/libbsd: enable for non-glibc toolchains

Jörg Krause joerg.krause at embedded.rocks
Wed Mar 14 21:13:49 UTC 2018


On Wed, 2018-03-14 at 22:09 +0100, Thomas Petazzoni wrote:
> Hello Jörg,
> 
> On Wed, 14 Mar 2018 20:43:56 +0100, Jörg Krause wrote:
> > libbsd builds now almost fine with a musl or uClibc toolchain, except
> > for one issue introduced in the latest version bump. Upstream commit
> > 22fbd62368c39de8ac5e249d1502d5ac0ffdef30 [1] uses the glibc-only macro
> > `__GLIBC_PREREQ`. The issue is fixed by the attached patch from upstream,
> > which fixes the use of `__GLIBC_PREREQ` on non-glibc toolchains.
> > 
> > Backported from:
> > https://cgit.freedesktop.org/libbsd/patch/?id=1f8a3f7bccfc84b195218ad0086ebd57049c3490
> > 
> > netcat-openbsd is the only package selecting libbsd. However, building
> > it still needs a glibc toolchain, as it uses `b64_ntop` which is not
> > available in musl or uClibc.
> > 
> > Build has been successfully tested with:
> >  * armv7-eabihf--glibc--bleeding-edge-2017.11-1
> >  * armv7-eabihf--musl--bleeding-edge-2018.02-1
> >  * armv7-eabihf--uclibc--bleeding-edge-2018.02-1
> > 
> > [1] https://cgit.freedesktop.org/libbsd/commit/?id=22fbd62368c39de8ac5e249d1502d5ac0ffdef30
> > 
> > Signed-off-by: Jörg Krause <joerg.krause at embedded.rocks>
> > ---
> >  ...n-declaration-protection-for-glibc-alread.patch | 80 ++++++++++++++++++++++
> >  package/libbsd/Config.in                           |  5 +-
> 
> Does this allows to enable netcat-openbsd on uclibc and musl ?

No. You find the reason why in the commit log :-)

Best regards,
Jörg Krause



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