[jdk8u-dev] RFR: 8253702: BigSur version number reported as 10.16, should be 11.nn

[Olga Mikhaltsova]

On Thu, 29 Sep 2022 13:42:15 GMT, Olga Mikhaltsova <omikhaltcova at openjdk.org> wrote:

> I'd like to backport JDK-8253702 and JDK-8269850 to jdk8u in order to fix the incorrect version detection for macOS.
> 
> Both patches applied manually due to the location difference:
> `src/java.base/macosx/native/libjava/java_props_macosx.c` (source)
> `jdk/src/solaris/native/java/lang/java_props_macosx.c` (destination)
> But they are small and low risk. The changes are related only to one function `void setOSNameAndVersion(..)` within the single file. Both patches are identical to the original ones.
> 
> Tested with a simple test printing the OS version on macOS Big Sur and macOS Monterey:
> 
> public class Main {
>     public static void main(String[] args) {
>         System.out.println(System.getProperty("os.version"));
>     }
> }

Thanks for taking a look! It seemed to me a good idea to backport these 2 small patches together because they fix the similar bugs, locate in the same place and it'll be easy to review them also together. Anyway I will separate them if it's better.

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PR: https://git.openjdk.org/jdk8u-dev/pull/125