RFR: 8317979: Use TZ database style abbreviations in the CLDR locale provider [v3]

[Naoto Sato]

On Wed, 18 Oct 2023 15:13:14 GMT, Magnus Ihse Bursie <ihse at openjdk.org> wrote:

>> Naoto Sato has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Delay populating GMT format at runtime. Reflecting review comments.
>
> make/modules/jdk.localedata/Gensrc.gmk line 39:
> 
>> 37: GENSRC_DIR := $(SUPPORT_OUTPUTDIR)/gensrc/jdk.localedata
>> 38: CLDR_GEN_DONE := $(GENSRC_DIR)/_cldr-gensrc.marker
>> 39: TZ_DATA_DIR := $(MODULE_SRC)/../java.base/share/data/tzdata
> 
> This seems like a bit of abuse of `$(MODULE_SRC)`. I thought we had a macro to get the proper source path for another module, but if we do, I cannot find it now.
> 
> If you feel up for it, I'd encourage you to change this to:
> 
> Suggestion:
> 
> TZ_DATA_DIR := $(call FindModuleSrc, java.base)/share/data/tzdata
> 
> 
> and add 
> 
> ################################################################################
> # Find source dir for module
> # Param 1 - module name
> FindModuleSrc = \
>     $(TOPDIR)/src/$(strip $1)
> 
> at a suitable place in `Utils.gmk`.
> 
> Otherwise, just replace it with:
> 
> 
> TZ_DATA_DIR :=  $(TOPDIR)/src/java.base/share/data/tzdata

Thanks, Magnus. In fact, I was wondering if I should move back tzdata into make as it is shared like cldr, but it would revert the work you did before, so I ended up traversing the directory structure. Fixed with the latter suggestion.

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PR Review Comment: https://git.openjdk.org/jdk/pull/16206#discussion_r1364102062