RFR: 8307990: jspawnhelper must close its writing side of a pipe before reading from it [v3]

[Volker Simonis]

On Wed, 17 May 2023 17:05:54 GMT, Roger Riggs <rriggs at openjdk.org> wrote:

>> Volker Simonis has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   REALLY adding the test :)
>
> test/jdk/java/lang/ProcessBuilder/JspawnhelperProtocol.java line 78:
> 
>> 76:         pb = ProcessTools.createJavaProcessBuilder("-Djdk.lang.Process.launchMechanism=posix_spawn",
>> 77:                                                    "JspawnhelperProtocol",
>> 78:                                                    "normalExec");
> 
> I would just redirect the output to the parent.
> `pb.inheritIO()`  and avoid the extra code at line 88.

Good suggestion. Done.

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PR Review Comment: https://git.openjdk.org/jdk/pull/13956#discussion_r1200086821