RFR: JDK-8210283: Support git as an SCM alternative in the build

[Erik Helin]

On 09/05/2018 06:51 PM, Erik Joelsson wrote:
> It was pointed out offline that I had missed some "Mercurial" in log 
> messages. This webrev also reintroduces the .gitignore file that was 
> mistakenly omitted in the last webrev.
> 
> http://cr.openjdk.java.net/~erikj/8210283/webrev.03/

Hi Erik,

thanks for fixing this. Looks good, Reviewed.

Thanks,
Erik

> /Erik
> 
> 
> On 2018-09-04 16:27, Erik Joelsson wrote:
>> New webrev: http://cr.openjdk.java.net/~erikj/8210283/webrev.02/
>>
>> Fixed the comment in SourceRevision.gmk.
>>
>> Added an SCM identifier in the string so a typical .src-rev file now 
>> looks like this:
>>
>> .:hg:3f189f451ff1+
>>
>> or like this:
>>
>> .:git:2e1f2c6d44e5+
>>
>> /Erik
>>
>>
>> On 2018-09-04 15:00, Erik Joelsson wrote:
>>> There are several instances of OpenJDK source being hosted in Git 
>>> repositories instead of Mercurial. AdoptOpenJDK is one and some 
>>> engineers use local conversions for their day to day work. Project 
>>> Skara aims to investigate Git as well. To better support this, the 
>>> build needs to be able to support Git as an alternative to Mercurial 
>>> when creating the identification hash in the release file. It would 
>>> also be convenient with a .gitignore file mirroring the .hgignore file.
>>>
>>> This patch adds such support as well as a .gitignore file.
>>>
>>> Bug: https://bugs.openjdk.java.net/browse/JDK-8210283
>>>
>>> Webrev: http://cr.openjdk.java.net/~erikj/8210283/webrev.01/index.html
>>>
>>> /Erik
>>>
>>
>