dhcpcd-discuss

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.

> > These are not supported and passing --includedir=/usr/include  may rely
> > on them working .... so yeah, remove --includedir=/usr/include from the
> > configure
>
> Yes, why add /usr/include in the first place?

dhcpcd doesn't set it at all, it has to come from the outside.

netbsd$ pwd
/home/roy/src/dhcpcd
netbsd$ grep -ER "\/include|includedir|INCLUDEDIR" *
configure:INCLUDEDIR=
configure:      -I|--includedir) INCLUDEDIR="$INCLUDEDIR${INCLUDEDIR:+ 
}-I$var";;
configure:  --includedir=DIR        C header files [PREFIX/include]
configure:if [ -n "$INCLUDEDIR" ]; then
configure:      echo "CPPFLAGS+=        $INCLUDEDIR" >>$CONFIG_MK
configure:      if [ -e /usr/include/sha2.h ]; then
configure:      elif [ -e /usr/include/sha256.h ]; then
netbsd$

> >   > | ./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://roy.marples.name/git/dhcpcd.git/commit/?id=2baa28fe39f3c1e780f8b1585c0ca518241f9677

Roy