RFR: JDK-8311285: report some fontconfig related environment variables in hs_err file

[David Holmes]

On Tue, 4 Jul 2023 11:47:49 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

> There are a number of important environment variables influencing how fontconfig works.
> See for example
> https://man.archlinux.org/man/fonts-conf.5
> Some of them should be added to the list of reported environment variables in hs_err file because e.g. a bad setting for some of them can even lead sometimes to crashes.

Yes I guess dumping the whole environment is a bit too extreme. As it is we have to be cautious about what external information we capture in the hs_err log.

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PR Comment: https://git.openjdk.org/jdk/pull/14767#issuecomment-1624737626