On Mon, 15 Mar 2021 10:46:45 GMT, Alexander Zvegintsev <azveg...@openjdk.org> 
wrote:

>> From a build perspective this partially reverts 
>> https://bugs.openjdk.java.net/browse/JDK-8249821 except that it keeps 
>> the harfbuzz sources separate and still supports building and running 
>> against a system harfbuzz which is only of interest or relevance on Linux.
>> 
>> I ended up having to go this way because its is the least unsatisfactory 
>> solution.
>> I did not want us to build a devkit to link against a system linux only to 
>> find we couldn't use it at runtime
>> because too many systems have to old a version of harfbuzz.
>> 
>> This solves the Manjaro Linux problem and I've manually verified building 
>> against a system hardbuxz on Ubuntu 20.10
>> 
>> There are couple of incidental fixes in here too
>> - "libharfbuzz" should not have been in the EXTRA_HEADERS var when building 
>> against a system version
>> - harfbuzz/hb-ucdn is gone and should not be listed as a header directory 
>> needed to build the bundled copy
>> - I expect it also resolves https://bugs.openjdk.java.net/browse/JDK-8262502
>
> make/modules/java.desktop/lib/Awt2dLibraries.gmk line 479:
> 
>> 477:   # when building libharfbuzz
>> 478:   ifeq ($(call isTargetOs, aix), true)
>> 479:     LIBHARFBUZZ_CFLAGS += -qdebug=necan
> 
> I couldn't find the `-qdebug=necan` in the updated makefile. Is the 
> [JDK-8258484](https://bugs.openjdk.java.net/browse/JDK-8258484) handled in 
> some other way?

I'll restore this.

> make/modules/java.desktop/lib/Awt2dLibraries.gmk line 465:
> 
>> 463:         tautological-constant-out-of-range-compare int-to-pointer-cast \
>> 464:         undef missing-field-initializers range-loop-analysis
>> 465:     HARFBUZZ_DISABLED_WARNINGS_microsoft := 4267 4244 4090 4146 4334 
>> 4819 4101 4068 4805 4138
> 
> Looks like that this block has extra indent of 1 space.

Yes, I'll update it.

-------------

PR: https://git.openjdk.java.net/jdk/pull/2982

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