On Mon, 2015-10-26 at 16:03 +0000, Anthony PERARD wrote:
> Those paths are to be used by libxl, in order to load the firmware in
> memory. If a system path is not define, then this default to the Xen
> firmware directory.
AIUI these are both existing variables which are right now exposed only to
the Makefiles and not to the C code, and this adds the latter.
That only matters because I then don't have to think about the semantics of
a "new" option, what the matching command line option behaviour is, docs
etc.
> Signed-off-by: Anthony PERARD <anthony.per...@citrix.com>
>
> ---
> Please, run ./autogen.sh on this patch.
> ---
> tools/configure.ac | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/tools/configure.ac b/tools/configure.ac
> index 6c70040..6929006 100644
> --- a/tools/configure.ac
> +++ b/tools/configure.ac
> @@ -212,6 +212,9 @@ AC_ARG_WITH([system-seabios],
> esac
> ],[])
> AC_SUBST(seabios_path)
> +AC_DEFINE_UNQUOTED([SEABIOS_PATH],
> + ["${seabios_path:-$XENFIRMWAREDIR/seabios.bin}"],
> + [SeaBIOS path])
I thought ${foo:-bar} might not be POSIXly-correct, but it turns out it is
http://pubs.opengroup.org/onlinepubs/009695399/utilities/xcu_chap02.html ,
so good!
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