Re: [Qemu-devel] [PATCH for-2.7] pc-bios/optionrom: Fix OpenBSD build with better detection of linker emulation

[Peter Maydell]

On 8 August 2016 at 17:11, Peter Maydell <address@hidden> wrote:
> The various host OSes are irritatingly variable about the name
> of the linker emulation we need to pass to ld's -m option to
> build the i386 option ROMs. Instead of doing this via a
> CONFIG ifdef, check in configure whether any of the emulation
> names we know about will work and pass the right answer through
> to the makefile. If we can't find one, we fall back to not trying
> to build the option ROMs, in the same way we would for a non-x86
> host platform.
>
> This is in particular necessary to unbreak the build on OpenBSD,
> since it wants a different answer to FreeBSD and we don't have
> an existing CONFIG_ variable that distinguishes the two.
>
> Signed-off-by: Peter Maydell <address@hidden>
> ---
> This works for Linux and for the Windows builds; I don't have any
> BSD systems to test it on. Brad and Sean, can I ask you to test this
> on OpenBSD and FreeBSD, please?
>
> (I think this is going to miss -rc2. Sorry about that; we'll
> get OpenBSD builds fixed for -rc3.)

Applied to master (as-is, in the absence of a build check for
i386 OpenBSD; we can always add the elf_i386_obsd entry to the
list as a later patch, and if not then i386 is no worse off
than other non-x86-64 OpenBSD hosts: it just won't build the
option roms from source).

thanks
-- PMM