[Mesa-dev] [PATCH] configure.ac: Fail if egl x11 platform dependencies are not available

[Eric Anholt]

On Fri,  1 Jun 2012 14:29:44 -0400, Kristian Høgsberg <krh at bitplanet.net> wrote:
> Currently, if you pass --with-egl-platforms=x11 but xcb-dri2 isn't available
> we just silently fail and disables building the EGL DRI2 driver.
> 
> This commit cleans up the EGL platfrom checking and fails if a selected
> platform can't find its required dependencies.

> +	wayland)
> +		HAVE_EGL_DRIVER_DRI2=1
>  		PKG_CHECK_MODULES([WAYLAND], [wayland-client wayland-server],, \
>  				  [AC_MSG_ERROR([cannot find libwayland-client])])
> -                GALLIUM_WINSYS_DIRS="$GALLIUM_WINSYS_DIRS sw/wayland"
> +		GALLIUM_WINSYS_DIRS="$GALLIUM_WINSYS_DIRS sw/wayland"
> +
> +		m4_ifdef([WAYLAND_SCANNER_RULES],
> +		         [WAYLAND_SCANNER_RULES(['$(top_srcdir)/src/egl/wayland/wayland-drm/protocol'])])
> +		;;
> +


I note that this also turns on HAVE_EGL_DRIVER_DRI2 for a few
platforms.  That appears to be correct, but I wasn't expecting it from
the commit mesage.
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