Building without Solaris directory on Linux

[David Holmes]

On 11/11/2015 8:42 PM, Frieder Berthold wrote:
> Thanks for your fast answer!
>
> This means in jdk8 there is no way to build only a smaller subset of the
> jdk?
> But in jdk9 there is?

No, what you build is unchanged (more or less) it is just the directory 
structure that differs.

"solaris" should be read as "not-windows" in the JDK sources for 8.

It seems your build environment is not sufficient to build the JDK.

David

> 2015-11-11 11:18 GMT+01:00 Volker Simonis <volker.simonis at gmail.com>:
>
>> On Wed, Nov 11, 2015 at 11:00 AM, Frieder Berthold
>> <berthold.frieder at googlemail.com> wrote:
>>> Hello to all,
>>>
>>> I am new in buiding OpenJDK and hope, that this is the right list for my
>>> problem.
>>>
>>> To get a small JVM and rt.jar I try to build OpenJDK 8 with the small
>> musl
>>> libc (http://www.musl-libc.org/) instead of using the standard gnu libc,
>>> yet I do not get it to build correctly.
>>>
>>> My system: ubuntu 14.04 64bit
>>>
>>> OpenJDK: OpenJDK 8 cloned from http://hg.openjdk.java.net/jdk8/jdk8/
>>>
>>> My Problem: The following headers (which musl does not provide) cannot be
>>> found while building the solaris-part
>>>
>>>
>>> jdk8/jdk/src/solaris/native/java/net/PlainDatagramSocketImpl.c:38:24:
>> fatal
>>> error:        sys/sysctl.h: No such file or directory
>>>
>>> and
>>>
>>>             jdk8/jdk/src/solaris/native/java/net/NetworkInterface.c:50:25:
>>> fatal error: bits/ioctls.h: No such file or directory
>>>
>>> My Question: Even though I got a Linux (which is stated after the
>> configure
>>> process) it tries to build the sources in the solaris directory. Is this
>>> necessary or is there a way to prevent this?
>>
>> For jdk8, jdk/src/solaris actually contains all the common "unix"
>> sources so you indeed have to compile it. In jdk8, the linux directory
>> only contains some man-pages but no real source code.
>>
>> In jdk9 the sources have been reordered and now there's a "unix"
>> directory for shared unix sources and linux, solaris, aix, etc.
>> directories for platform dependent stuff.
>>
>>> Even deeper into this matter:
>>> I only need the profile compact1 for the Linux OS, are there switches for
>>> the configure step to achieve this?
>>>
>>> Thank You in advance for any help!
>>> Frieder
>>