[jdk8u-dev] RFR: 8376225: [8u] GHA: Apply work-around for missing JNF for MacOSX builds

[Andrew John Hughes]

On Fri, 23 Jan 2026 18:35:31 GMT, Severin Gehwolf <sgehwolf at openjdk.org> wrote:

> As the title goes. For newer MacOS X SDKs which have the JavaNativeFoundations framework removed from the SDK, one needs to "install" it manually. In this case we are taking it from the applejdk in GHA. This should help getting MacOSX builds going on the `macos-15-intel` GHA runners.
> 
> The real fix for this is to remove the JNF dependency from the JDK 8u codebase but this effort will take longer and this is an interim measure (noted as such in the comment).
> 
> **Testing**
> - Tested it on a branch which has [MacOSX 15 intel runner support](https://github.com/openjdk/jdk8u-dev/pull/738) and this patch on top. See here for the GHA run:  https://github.com/jerboaa/jdk8u-dev/actions/runs/21296331427 (MacOSX builds succeed)
> 
> Thoughts?

I'm ok with this as a temporary measure as we discussed on [PR#738](https://github.com/openjdk/jdk8u-dev/pull/738#issuecomment-3787255213).  I do think we need a specific tracking bug ID rather than reusing 8257852 as there are issues beyond that to resolve.  I'll file one now.

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Changes requested by andrew (Reviewer).

PR Review: https://git.openjdk.org/jdk8u-dev/pull/748#pullrequestreview-3711936022