On Mon, 6 May 2024 08:28:50 GMT, Jan Lahoda <jlah...@openjdk.org> wrote:

> When integrating:
> https://github.com/openjdk/jdk/pull/18996
> 
> I've forgot to push one last commit which was stabilizing the test of Mac 
> OS/X. I am sorry for that.
> 
> The test will create a pseudo terminal, and change the current process 
> stdin/stdout to write into the pty. But, there's nothing reading from the pty 
> on the other side. This mostly works, OK, but the `ProcessTools` will write a 
> debug log into `System.out` (which will write to stdout, which is the pty), 
> and that blocks on Mac OS/X, presumably because there's nothing reading from 
> the pty.
> 
> This patch changes the `System.out` for the main process to a scratch value, 
> so no write to stdout/FD 1 is done, and no blocking should happen. (The 
> process' stdout/FD 1 should remain attached to the pty.)

It looks good, the test works on macosx-aarch64.

-------------

Marked as reviewed by asotona (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/19097#pullrequestreview-2040267279

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