Those variables aren't exposed, partially because it becomes very difficult
to understand which pieces of the system are then product-specific vs
generic. Is there a reason why you wouldn't just read the runtime
properties rather than trying to embed those values in code?

- Dan

On Mon, Jul 15, 2019 at 9:31 AM DavidRobin <huangwei.ro...@gmail.com> wrote:

> I saw that in external/libmojo/Android.bp there is an example to generate
> header files for later build process.
>
> genrule {
>     name: "libmojo_mojom_headers",
>     cmd: "$(location mojom_source_generator_sh)" +
>     "    --mojom_bindings_generator=$(location mojom_bindings_generator)" +
>     "    --package=external/libmojo" +
>     "    --output_dir=$(genDir)" +
>     "    --bytecode_path=$(genDir)" +
>     "    --typemap=$(location
> gen/mojo/common/common_custom_types__type_mappings)" +
>     "    --generators=c++" +
>     "    --use_new_wrapper_types" +
>     "    $(in)",
>
> However, I cannot find how to use vars like $(PRODUCT_BRAND)
> $(PRODUCT_MANUFACTURER) etc in this cmd line.
> Please help.
> Thanks.
>
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