RFR: JDK-8147795 Build system support for BSD

[Magnus Ihse Bursie]

On 2016-01-20 11:54, Magnus Ihse Bursie wrote:
> During my spare time last autumn, and in the holidays, I've been 
> playing around with the three major BSDs (FreeBSD, OpenBSD and 
> NetBSD), trying to learn something new. (Yeah, I know, this proves 
> that I have no life :-)).
>
> And what better way to learn an operating system than to try and build 
> OpenJDK on it? :-) It quickly turned out that while there is a 
> bsd-port/jdk9 forest, it is empty (that is, it's identical to 
> jdk9/jdk9 with no BSD-specific patches in it). And building jdk8 is 
> sooo 2014. :)
>
> So I started hacking around, focusing on improving issues in the build 
> system that prevented the build to succeed. I also needed to fix 
> issues in the source code (of course), but not as much as I'd 
> expected. My total solution builds and runs (I've tested "javac 
> HelloWorld.java") on the three BSDs, but some workarounds are needed, 
> mostly likely due to incomplete fixes in the source code.
>
> The build changes turned out to also be an improvement for all 
> platforms in some areas, and I'd like to integrate it into the 
> mainline. While it is not enough in itself to build on BSD, it's a 
> (necessary) step on the way. I'll post a second review later on for my 
> source code changes, which still need some more cleanup to be 
> presentable.

However, if anyone is curious, here is my current patchset. Note that 
this is *not* part of the review for JDK-8147795 .

http://cr.openjdk.java.net/~ihse/JDK-8147795_addendum-bsd-source-patches/webrev.01/

/Magnus

>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8147795
> WebRev: 
> http://cr.openjdk.java.net/~ihse/JDK-8147795-build-system-support-for-bsd/webrev.01
>
> /Magnus