RFR: JDK-8187544 Replace BUILD_OUTPUT and OUTPUT_ROOT with OUTPUTDIR.

[Magnus Ihse Bursie]

On 2017-09-15 00:25, Erik Joelsson wrote:
> Also a good cleanup.
>
> In flags.m4, perhaps replace with SUPPORT_OUTPUTDIR?

Sure, I'll fix. (Not posting new webrev.)

/Magnus
>
> /Erik
>
>
> On 2017-09-14 14:14, Magnus Ihse Bursie wrote:
>> Due to historical reasons, we have had two variables that points to 
>> the output directory (e.g. "$topdir/build/linux-x64"), one named 
>> BUILD_OUTPUT and one named OUTPUT_ROOT.
>>
>> First of all, these two should be unified into one.
>>
>> Second, it should be renamed OUTPUTDIR to better align with other 
>> variables such as TOPDIR, and the various *_OUTPUTDIR variables we 
>> already have.
>>
>> The only non-trivial part of this patch was the handling in 
>> bootcycle-spec.gmk.in. I've verified that I can still build 
>> bootcycle-images.
>>
>> Bug: https://bugs.openjdk.java.net/browse/JDK-8187544
>> WebRev: 
>> http://cr.openjdk.java.net/~ihse/JDK-8187544-introduce-OUTPUTDIR/webrev.01
>>
>> /Magnus
>>
>