RFR: 8302667: Improve message format when failing to load symbols or libraries [v2]

[Julian Waters]

On Fri, 17 Feb 2023 17:05:59 GMT, Mandy Chung <mchung at openjdk.org> wrote:

>> Julian Waters has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains two additional commits since the last revision:
>> 
>>  - Merge branch 'openjdk:master' into patch-6
>>  - Error: Failed to load
>
> This change is fine.   
> 
> `expandArgFile` reports `DLL_ERROR4` when it fails to read `@arg-file` which is unrelated to shared libraries.   Would you mind also adding `ARG_ERROR18` to replace `DLL_ERROR4`?

> @mlchung No problem, what should I define `ARG_ERROR18` as?

@mlchung ?

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PR: https://git.openjdk.org/jdk/pull/12596