RFR 8215699: -Xlog::file cannot be used with named pipe

[Harold David Seigel]

Thanks Lois!

Harold

On 1/16/2019 7:29 AM, Lois Foltan wrote:
> Looks good Harold!
> Lois
>
> On 1/8/2019 10:08 AM, Harold David Seigel wrote:
>> Hi,
>>
>> Please review this fix for JDK-8215699.  The fix sets the default 
>> logging file count to zero if the log file is a named pipe.  This 
>> prevents the logging code from complaining about trying to do log 
>> file rotation with a non-regular file.
>>
>> Open Webrev: 
>> http://cr.openjdk.java.net/~hseigel/bug_8215699/webrev/index.html
>>
>> JBS Bug:  https://bugs.openjdk.java.net/browse/JDK-8215699
>>
>> The fix was tested by hand on both Linux-x64 and Mac OS X. Logging to 
>> a named pipe worked when no filecount was specified and when 
>> filecount=0 was specified.
>>
>> The fix was regression tested by running Mach5 tiers 1 and 2 tests 
>> and builds on Linux-x64, Windows, and Mac OS X, Mach5 tiers 3 -5 on 
>> Linux-x64, and by running JCK-12 Lang and VM tests on Linux-x64.
>>
>> Thanks, Harold
>>
>