Le 19/09/2018 à 10:04, Cortland Tölva a écrit :
> In preparation for adding user mode emulation support for the
> Linux usbfs interface, check for its kernel header.
>
> Signed-off-by: Cortland Tölva <c...@tolva.net>
> ---
> configure | 21 ++++++++++++++++++++-
> 1 file changed, 20 insertions(+), 1 deletion(-)
>
> diff --git a/configure b/configure
> index 58862d2ae8..5d36f45442 100755
> --- a/configure
> +++ b/configure
> @@ -4235,7 +4235,23 @@ if compile_prog "" "" ; then
> memfd=yes
> fi
>
> -
> +# check for usbfs
> +have_usbfs=no
> +if test "$linux_user" = "yes"; then
> + cat > $TMPC << EOF
> +#include <linux/usbdevice_fs.h>
> +int main(void) {
> +#if !defined(USBDEVFS_URB_TYPE_CONTROL)
> +#error Missing usbdevfs defintions.
s/defintions./definitions/
> +#else
> + return 0;
> +#endif
> +}
> +EOF
> + if compile_prog "" "" ; then
As you don't check for any lib API, I think you don't need the ld stage,
so you can use compile_object instead (and you don't need the main body)
Thanks,
Laurent
