RFR: 8338290: Xcode project generator for hotspot

[Magnus Ihse Bursie]

On Wed, 21 Aug 2024 13:02:23 GMT, Erik Joelsson <erikj at openjdk.org> wrote:

>> Add a make target to generate an Xcode project file for Hotspot. 
>> 
>> This PR is the result of a cooperation between me and @gerard-ziemski. Gerard developed the original Xcode generator (as a stand-alone project in https://github.com/gerard-ziemski/xcode), and I have written the build system "glue" to integrate it, and refactored the code to modern JDK standards.
>> 
>> Usage: Run `make hotspot-xcode-project`, and an Xcode project file will be generated in `build/$BUILD/xcode`. You can also have this automatically opened in Xcode by `make open-hotspot-xcode-project` (but note that for repeated runs of this, `make open-hotspot-xcode-project-only` is greatly preferred).
>
> make/common/native/Link.gmk line 203:
> 
>> 201: 
>> 202:   # This is for IDE integration purposes only, and is not normally generated
>> 203:   $1_LD_JSON := $$(MAKESUPPORT_OUTPUTDIR)/compile-commands/$$($1_NAME)-ldflags.txt
> 
> Should this be called `JSON` if it's not actually a json file? In the other file it's referenced as a LINKER_FLAGS_FILE.

Good catch, thanks. Too much copy/paste.

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PR Review Comment: https://git.openjdk.org/jdk/pull/20564#discussion_r1725039988