[Buildroot] [PATCH v2 1/1] package/avahi: add optional support for libcap

Thomas Petazzoni thomas.petazzoni at free-electrons.com
Sun Feb 21 20:35:49 UTC 2016


Dear Bernd Kuhls,

On Sun, 21 Feb 2016 18:57:19 +0100, Bernd Kuhls wrote:
> When libcap was compiled before, avahi daemon will use it as optional
> dependency:
> 
> $ output/host/usr/bin/x86_64-linux-readelf -a output/target/usr/sbin/avahi-daemon | grep NEEDED | sort
>  0x0000000000000001 (NEEDED)             Shared library: [libavahi-common.so.3]
>  0x0000000000000001 (NEEDED)             Shared library: [libavahi-core.so.7]
>  0x0000000000000001 (NEEDED)             Shared library: [libcap.so.2]
> [...]
> 
> The build system offers no option to en-/disable libcap support:
> http://git.0pointer.net/avahi.git/tree/configure.ac#n382
> 
> The check for libcap was placed inside the BR2_PACKAGE_AVAHI_DAEMON
> because only avahi-daemon uses libcap, it provides chroot support.

Still, the configure.ac test is done unconditionally (i.e regardless
of whether the daemon is enabled or not), so I believe we should also
do the same.

Peter, Yann, Arnout, your thoughts?

Thanks,

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com



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