[Spice-devel] [PATCH spice 3/3] build-sys: Warn on usage of unavailable glib functions

[Frediano Ziglio]

> 
> It works only with glib2 >= 2.32
> ---
>  configure.ac | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/configure.ac b/configure.ac
> index c978b924..1400c503 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -149,7 +149,10 @@ PKG_CHECK_MODULES([SPICE_PROTOCOL], [spice-protocol >=
> $SPICE_PROTOCOL_MIN_VER])
>  AC_SUBST([SPICE_PROTOCOL_MIN_VER])
>  
>  GLIB2_REQUIRED=2.28
> +GLIB2_ENCODED_VERSION="GLIB_VERSION_2_28"
>  PKG_CHECK_MODULES([GLIB2], [glib-2.0 >= $GLIB2_REQUIRED gio-2.0 >=
>  $GLIB2_REQUIRED])
> +GLIB2_CFLAGS="$GLIB2_CFLAGS
> -DGLIB_VERSION_MIN_REQUIRED=$GLIB2_ENCODED_VERSION \
> +  -DGLIB_VERSION_MAX_ALLOWED=$GLIB2_ENCODED_VERSION"
>  AS_VAR_APPEND([SPICE_REQUIRES], [" glib-2.0 >= $GLIB2_REQUIRED gio-2.0 >=
>  $GLIB2_REQUIRED"])
>  
>  PKG_CHECK_MODULES([GOBJECT2], [gobject-2.0 >= $GLIB2_REQUIRED])

Does this work if then we use a compatibility layer ?
Or even if we have a newer version we'll use the compatibility functions/macros ?

Frediano