RFR: 8309001: Allow building JavaFX on Linux/riscv64 [v2]

[Johan Vos]

On Fri, 2 Jun 2023 15:56:23 GMT, Eric Long <duke at openjdk.org> wrote:

>> RISC-V is a new free and open-source ISA that is being widely adopted in the recent years. Currently WebKit is ready for riscv64, and only minor changes is needed to support the platform.
>
> Eric Long has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains one commit:
> 
>   8309001: Add Linux/riscv64 support

looks good.
In general, I think the concept of the split between the build.gradle and the separate platform-specific files in buildSrc (e.g. linux.gradle) needs some rethinking as we are increasing the already huge build.gradle. But that should not be part of this PR, hence +1.

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Marked as reviewed by jvos (Reviewer).

PR Review: https://git.openjdk.org/jfx/pull/1146#pullrequestreview-1465830693