RFR: 8268974: GetJREPath() JLI function fails to locate libjava.so if not standard Java launcher is used

[Alexey Semenyuk]

On Sat, 3 Jul 2021 07:41:40 GMT, Alan Bateman <alanb at openjdk.org> wrote:

>> Is it possible to add a test for this that is completely independent of jpackage? I think there are a few existing tests that copy the run-time image to a new location for testing purposes.
>> 
>> We may need to rename the JBS description to make it clearer what this issue is about.
>> 
>> A minor nit is that "pathisso" will be confusing to anyone looking at this code, maybe find a better name or put a comment in TruncatePath to explain it. I assume the comments at the findLastPathComponent use site will also need to be clarified.
>
>> @AlanBateman any input on this issue from you?
> 
> Same comment as before, I think we should try to add a test.  If a native test that links to libjli isn't feasible then a jpackage test that creates the scenario that Maurizio ran should be okay.

@AlanBateman jpackage test reproducing the issue added.

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PR: https://git.openjdk.java.net/jdk/pull/4534