From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Petazzoni Date: Sun, 31 Dec 2017 14:16:19 +0100 Subject: [Buildroot] [PATCH 1/1] netcat-openbsd: depends on linux-headers >= 3.12 In-Reply-To: <20171128154437.1631-1-gael.portay@savoirfairelinux.com> References: <20171128154437.1631-1-gael.portay@savoirfairelinux.com> Message-ID: <20171231141619.11116894@windsurf> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net Hello, On Tue, 28 Nov 2017 10:44:37 -0500, Ga?l PORTAY wrote: > This debian fork of netcat includes the kernel UAPI inet6 header. This > header conflicts with the existing libc inet header and causes > redefinition of structures when they are both included. > > The compiler raises the following error: > > /home/buildroot/build/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/include/linux/in6.h:30:8: error: redefinition of 'struct in6_addr' struct in6_addr { > > From version 3.12 of linux, the kernel UAPI header has mechanisms in > libc-compat.h to prevent such situations (see __UAPI_DEF_SOCKADDR_IN6 > macros). > > Unfortunately the build is broken when toolchains do not satisfy at least > the linux headers condition (>= 3.12). > > The package now depends on the toolchain headers at least 3.12. > > Signed-off-by: Ga?l PORTAY > --- You forgot to update the Config.in comment, so I've done so, and applied your patch. Thanks! Thomas -- Thomas Petazzoni, CTO, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com