RFR: 8347825: Make IDEA ide support use proper build system mechanisms [v2]

[Julian Waters]

On Wed, 15 Jan 2025 16:13:04 GMT, Magnus Ihse Bursie <ihse at openjdk.org> wrote:

>> The idea.sh script which creates a configuration for IDEA does at some point call a makefile, to extract information from the build system. However, this is done in an ad-hoc manner that does not fit properly in the build system.
>> 
>> I ran into this as a problem when trying to implement another change, so this needs to be fixed, and should be fixed separately.
>
> Magnus Ihse Bursie has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Fix broken make:idea test

I went to sleep before actually testing the change, sorry about that. Same thing that Jorn reports, it seems to work fine apart from a warning

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PR Comment: https://git.openjdk.org/jdk/pull/23140#issuecomment-2594695629