dhcpcd-discuss

On 11/02/2019 16:13, Roy Marples wrote:
> On 08/02/2019 03:16, Kristopher John Gamrat wrote:
> > ---------------------> PLEASE REPLY BELOW THIS MESSAGE 
> > <---------------------
> >
> > I am running CentOS 7 and I have been able to successfully build dhcpcd
> > v7.0.8, though I had to manually install the hooks as make failed 
> > here. With
> > dhcpcd v7.1.0 and v7.1.1, I am seeing a complete failure to build. The 
> > output
> > from `make` is pasted below, along with the output of `uname -a` and
> > `gcc --version`. Near the bottom of make's output, you'll see a message
> > related to the hooks, which is the same error I got from 7.0.8, though 
> > this I
> > can work around manually if needed.
> >
> > [piki@localhost]~/rpmbuild/SOURCES/dhcpcd-7.1.1% make
> > for x in src hooks; do cd $x; make all; cd ..; done
> > make[1]: Entering directory 
> > `/home/piki/rpmbuild/SOURCES/dhcpcd-7.1.1/src'
> > cc -O2 -std=c99 -DHAVE_CONFIG_H -DNDEBUG -D_GNU_SOURCE 
> > -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE 
> > -DINET -DARP -DARPING -DIPV4LL -DINET6 -DDHCP6 -DAUTH -I.. -I../src 
> > -I./crypt -c
> > if-linux.c -o if-linux.o
> > if-linux.c: In function ‘if_opensockets_os’:
> > if-linux.c:318:27: error: ‘SOL_NETLINK’ undeclared (first use in this
> > function)
> >    setsockopt(ctx->link_fd, SOL_NETLINK, NETLINK_BROADCAST_ERROR,
> >                             ^
> > if-linux.c:318:27: note: each undeclared identifier is reported only 
> > once for
>
> Someone on the #centos irc channel on Freenode said this:
> not using our kernel either, try yum install kernel-ml-{devel,headers}

After many discussions in their IRC channel, we concluded it's a missing 
define from glibc and is already fixed in newer versions.
As RH are very unlikely to fix this, I've added a patch to work around 
this sad issue.
I've also fixed the make issue, so it should build fine on Centos-7 now.

https://roy.marples.name/git/dhcpcd.git/commit/?id=2e1657edffd718ba3b7882c998e54c0777857d50
https://roy.marples.name/git/dhcpcd.git/commit/?id=a9c0bec433968247a83b528c31c5b4dc9f309e1e
https://roy.marples.name/git/dhcpcd.git/commit/?id=edb38a968396f57478869773587eab6a26bc01cf

Let me know if this fixes it for you!

Roy