RFR: 8250894 : Provide a configure option to build and run against the platform libharfbuzz

[Erik Joelsson]

Hello Phil,

Looks good. The only thing I would ask is that you indent everything in 
the else clause in Awt2dLibraries.gmk.

Thanks

/Erik

On 2020-07-31 10:58, Philip Race wrote:
> bug: https://bugs.openjdk.java.net/browse/JDK-8250894
> webrev : http://cr.openjdk.java.net/~prr/8250894/
>
> Since https://bugs.openjdk.java.net/browse/JDK-8249821 has now separated
> out libharfbuzz from libfontmanager, it would be natural for distros
> to want to link against the libharfbuzz that they distribute with the
> platform, as is done for libfreetype. But there is no way to do it.
>
> This fix adds a --with-harfbuzz=system configure option.
> The valid values are system and bundled.
> If specifying system it checks to see if you have the harfbuzz 
> development package installed
>
> Like similar options it is only useful on platforms that distribute
> libharfbuzz, so there is no need to try to support windows and macOS 
> for this option
> and it will fast fail at configure time on those platforms.
>
> I have verified this fix on Ubuntu 20.04 LTS.
>
> -phil.
>
>