RFR: JDK-8072023: Investigate and upgrade the minimum supported gnumake for JDK 9, from 3.81 to 4.0
erik.joelsson at oracle.com
Thu Apr 16 10:42:30 UTC 2015
Here is a webrev including a configure check.
On 2015-04-16 10:41, Erik Joelsson wrote:
> Good point, I will fix that.
> On 2015-04-15 22:01, David Katleman wrote:
>> The doc change is fine.
>> You need a corresponding autoconf update to verify that 4.0 or later
>> is being used on windows builds, to prevent cryptic errors like Phil
>> was running into.
>> The windows build should fail in configure if it finds a gnumake
>> older than 4.0
>> On 4/15/2015 12:41 AM, Erik Joelsson wrote:
>>> Please review this change to README-builds.html. I have updated all
>>> references to the GNU make version to specify that we recommend 4.0
>>> or later on Windows. Cygwin has been shipping with 4.x for a long
>>> time now and we have been using it internally since the source code
>>> layout change. Using older versions of make, particularly 3.81
>>> version commonly used for JDK 7, has been known to cause trouble
>>> with the JDK 9 (post src reshuffle) build. While 3.82.x versions
>>> probably still works in many cases, I would rather have us move to
>>> 4.x since there are features there we would eventually like to be
>>> able to use.
>>> Bug: https://bugs.openjdk.java.net/browse/JDK-8072023
>>> diff -r d0321d15e0a0 README-builds.html
>>> --- a/README-builds.html
>>> +++ b/README-builds.html
>>> @@ -41,7 +41,8 @@
>>> The build is now a "<code>configure
>>> && make</code>" style build
>>> - Any GNU make 3.81 or newer should work
>>> + Any GNU make 3.81 or newer should work,
>>> except on
>>> + Windows where 4.0 or newer is recommended.
>>> The build should scale, i.e. more
>>> processors should
>>> @@ -358,8 +359,8 @@
>>> For all systems:
>>> - Be sure the GNU make utility is version
>>> 3.81 or newer,
>>> - e.g. run "<code>make -version</code>"
>>> + Be sure the GNU make utility is version
>>> 3.81 (4.0 on
>>> + windows) or newer, e.g. run "<code>make
>>> Install a
>>> @@ -1726,10 +1727,10 @@
>>> A few notes about using GNU make:
>>> - You need GNU make version 3.81 or newer.
>>> - If the GNU make utility on your systems is not
>>> - 3.81 or newer,
>>> - see <a href="#buildgmake">"Building GNU make"</a>.
>>> + You need GNU make version 3.81 or newer. On
>>> Windows 4.0 or
>>> + newer is recommended.
>>> + If the GNU make utility on your systems is not
>>> of a suitable
>>> + version see <a href="#buildgmake">"Building GNU
>>> Place the location of the GNU make binary in the
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