RFR: JDK-8318957: enhance agentlib:jdwp help output by info about allow option [v2]

[Matthias Baesken]

On Fri, 27 Oct 2023 16:22:10 GMT, Chris Plummer <cjplummer at openjdk.org> wrote:

>> Matthias Baesken has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   More info about address lists
>
> src/jdk.jdwp.agent/share/native/libjdwp/debugInit.c line 839:
> 
>> 837:  "server=y|n                       listen for debugger?              n\n"
>> 838:  "allow=<IP|IP-list>               If server=y, allows connections only from the IP addresses/subnets specified.\n"
>> 839:  "                                                                   * (allows connection from any address)\n"
> 
> I'm just wondering if we should also mention to use "+" to separate addresses in the list.

Yes we can add this, I posted another commit adding some information.

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PR Review Comment: https://git.openjdk.org/jdk/pull/16393#discussion_r1375867404