RFR: 8352533: Report useful IOExceptions when jspawnhelper fails [v4]

[Aleksey Shipilev]

On Wed, 30 Apr 2025 16:06:23 GMT, Roger Riggs <rriggs at openjdk.org> wrote:

>> Aleksey Shipilev 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 six additional commits since the last revision:
>> 
>>  - Add bug ID
>>  - Merge branch 'master' into JDK-8352533-jspawnhelper-ioexceptions
>>  - Pull message into a field
>>  - Test cases
>>  - Merge branch 'master' into JDK-8352533-jspawnhelper-ioexceptions
>>  - Initial fix
>>    
>>    Good spawnhelper failure message
>>    
>>    Trying tests
>>    
>>    Print helper message on all IOExceptions
>>    
>>    Final
>
> Thanks for the bugid.

Thanks! @RogerRiggs, @simonis, @lutkerd -- are you good with new output message? The line here:


java.io.IOException: Cannot run program "pwd": Failed to exec spawn helper: pid: 1405770, exit code: 4, error: 0 (none) 
...


https://github.com/openjdk/jdk/pull/24149#issuecomment-2742889069

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PR Comment: https://git.openjdk.org/jdk/pull/24149#issuecomment-2876680588