dhcpcd-discuss

On 11/01/2019 13:27, Joakim Tjernlund wrote:
> On Fri, 2019-01-11 at 12:41 +0000, Roy Marples wrote:
> > On 11/01/2019 11:32, Joakim Tjernlund wrote:
> > > > This is passed to configure: --includedir=/usr/include
> > > >
> > > > That is exactly what the compiler then complains about.
> > > > So fix the build environment .... how I have no idea, but good luck!
> > > >
> > > >    > | ./configure: WARNING: unknown option --exec_prefix
> > > >    > | ./configure: WARNING: unknown option --sharedstatedir
> > > >    > | ./configure: WARNING: unknown option --oldincludedir
> > > >    > | ./configure: WARNING: unknown option --with-libtool-sysroot
> > >
> > > I think you have old autotool/libtool which was used to generate this configure.
> > > --with-libtool-sysroot is a modern libtool feature, needed for cross building.
> >
> > This is hand rolled configure - it's not GNU configure, autotool or libtool.
> > The way dhcpcd is configured and built works fine in Gentoo Portage
> > which is a cross build environment - all you really need to do is
> > specify your cross compiler with the CC env var or --CC= configure option.
>
> I am on Gentoo as well :) It works well because on Gentoo uses gcc's builtin sysroot.
> However, one can pass EXTRA_ECONF=--sysroot=/x/y/x if you want a different sysroot.

Or we can stop adding so many knobs and just use CFLAGS?
Example Makefile directive - no idea how to do this in bitbake.
CFLAGS+=	--sysroot=/x/y/x

> Maybe the faulty /usr/include below is a result of missing sysroot support ?

./configure: WARNING: unknown option --with-libtool-sysroot
dhcpcd doesn't even use libtool, so there won't be any support for that.

> > > >    > | ./configure: WARNING: unknown option --with-udev
> > > >
> > > > You can't turn udev on explicitly, you can only turn it off.
> > >
> > > "On" should be an option too and configure should fail if it doesn't find udev
> >
> > As you wish:
> > https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Froy.marples.name%2Fgit%2Fdhcpcd.git%2Fcommit%2F%3Fid%3D2baa28fe39f3c1e780f8b1585c0ca518241f9677&data=02%7C01%7CJoakim.Tjernlund%40infinera.com%7Cc8c024b6a45b4507917408d677c22da9%7C285643de5f5b4b03a1530ae2dc8aaf77%7C1%7C0%7C636828073214383492&sdata=QlhNFxB262Ww1Urn937%2BGuMpSr4KMAH0%2F%2Fj4yqiP3l8%3D&reserved=0
>
> :) You are way too fast for me

I aim to please :)

Roy