RFR: JDK-8188136: jib configure requires --src-dir for out of tree builds

[Tim Bell]

I filed JDK-8188185 "Windows build fails in configure after fixes for 
JDK-8188123, JDK-8188136":

     https://bugs.openjdk.java.net/browse/JDK-8188185

For this issue.

Tim

On 09/29/17 19:33, David Holmes wrote:
> Unfortunately it has broken JPRT Windows builds.
>
> David
>
> On 29/09/2017 11:14 PM, Tim Bell wrote:
>> Erik-
>>
>> Looks good to me as well.
>>
>> /Tim
>>
>> On 09/29/17 02:42, David Holmes wrote:
>>> Looks good Erik. I hadn't spotted the .jib created above my repo tree!!
>>>
>>> Thanks,
>>> David
>>>
>>> On 29/09/2017 6:45 PM, Erik Joelsson wrote:
>>>> This patch makes it possible to run "bash <path to>/jib.sh configure"
>>>> from an out of tree directory, without specifying --src-dir to jib.
>>>> The framework used for the Jib CLI automatically defines env variables
>>>> that may provide defaults for each parameter. In this case I use the
>>>> JIB_SRC_DIR env variable to provide a default for the src dir from the
>>>> jib launcher script.
>>>>
>>>> While in there I noticed that some relative paths were wrong after the
>>>> consolidation and I fixed those too which also covers JDK-8188123.
>>>>
>>>> Webrev: http://cr.openjdk.java.net/~erikj/8188136/webrev.01/
>>>> Bugs:
>>>> https://bugs.openjdk.java.net/browse/JDK-8188136
>>>> https://bugs.openjdk.java.net/browse/JDK-8188123
>>>>
>>>> /Erik
>>