Has configure changed behaviour??

[David Holmes]

Hi Tim,

Thanks for replying!

On 5/08/2017 12:26 AM, Tim Bell wrote:
> David:
> 
> We have not changed autoconf/configure for JDK 10 as we have been a bit 
> busy with other things.
> 
> I thought we cured symlink versus real path problems with:
>     JDK-8003317
>     build-infra: Configure fails when current dir is part of a symlink
>     https://bugs.openjdk.java.net/browse/JDK-8003317
> 
> But maybe not.

Well I've been using symlinked directories for my repos since day one, 
so I don't recall ever noticing that problem before.

> If you cd to the real directory and then:
> 
>    echo $PWD               # to verify that it matches /bin/pwd
>    mv build build.00       # to start with a clean slate
>    bash ./common/bin/jib.sh configure -p linux-x64-debug
> 
> Does that work for you?

Yep.

So I guess something must have changed since I went away at the 
beginning of June ... JIB 3 versus JIB 2 ?? (Though I did do some beta 
testing with JIB 3 early on). Strange.

Thanks,
David

> Tim
> 
>> Went to do my first build in a couple of months. Sitting in top-level of
>> forest (with empty build directory - having deleted old config).
>>
>> bash ./common/bin/jib.sh configure -p linux-x64-debug
>>
>> yields:
>>
>> configure: Current directory is /scratch/dh198349/jdk10-hs.
>> configure: Since this is not the source root, configure will output the
>> configuration here
>> configure: (as opposed to creating a configuration in
>> <src_root>/build/<conf-name>).
>> configure: However, this directory is not empty. This is not allowed,
>> since it could
>> configure: seriously mess up just about everything.
>> configure: Try 'cd /export/users/dh198349/jdk10-hs' and restart configure
>> configure: (or create a new empty directory and cd to it).
>>
>> ---
>>
>> That is very confusing:
>>
>> 1. what is a src_root and why does it think I would want to create
>> <src_root>/build/<conf-name> instead of ./build/<conf-name>?
>>
>> 2. Why does it tell me to try to cd to the directory I am already in???
>> ( /scratch is a softlink to /export/users)
>>
>> 3. I created a new directory (build) and cd'd into as suggested, which 
>> got:
>>
>> Error: java.io.FileNotFoundException:
>> /export/users/dh198349/jdk10-hs/build/configure (No such file or 
>> directory)
>>
>> ---
>>
>> I'm sure it wasn't this hard to run configure before I went on 
>> vacation. :)
>>
>> How do I persuade configure to create <top-of-forest>/build/<conf-name> ?
>>
>> And does the "advice" configure gave me make any sense?
>>
>> Thanks,
>> David
>