RFR: JDK-8072023: Investigate and upgrade the minimum supported gnumake for JDK 9, from 3.81 to 4.0

Magnus Ihse Bursie magnus.ihse.bursie at oracle.com
Thu Apr 16 12:15:22 UTC 2015

On 2015-04-16 11:29, Erik Joelsson wrote:
> On 2015-04-16 11:05, Magnus Ihse Bursie wrote:
>> Am I just a backwards old-timer if I think we should still support 
>> 3.81? It's one thing to recommend 4.x to users, I'll agree with that 
>> anytime, but should we require 4.0 by a check in configure, or a 
>> warning?
> The "job server", which we rely heavily on in the post source-shuffle 
> JDK 9 build, was not implemented in gnu make on Windows until 4.0, at 
> least according to the NEWS file in the gnu make source distribution.
> [...]
> I certainly agree that we shouldn't force gnu make 4.0 on all 
> platforms as many linux distributions, Solaris etc are still shipping 
> with 3.81 so keeping compatibility there is convenient. However, for 
> Cygwin, that case cannot be made.

Alright. :) We'll have another requirement on Windows, I can live with that.


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