RFR: JDK-8033236 Update GensrcCharsetMapping.gmk to build-infra standards

[Alan Bateman]

I think it's important that Sherman is at least one of the reviewers on 
this.

-Alan.

On 30/01/2014 14:18, Magnus Ihse Bursie wrote:
> The file GensrcCharsetMapping.gmk was not properly converted from the 
> old build system.
>
> This leads to unneccessary output, incorrect dependencies, missed 
> chances for parallelization. It also breaks certain attempts to run 
> static code analyzers such as Parfait.
>
> This change introduces the new API TextFileProcessing into jdk9. It's 
> been in the build-infra project for a while. Similar to the compile 
> constructs, we can setup a file (or a bunch of files) which needs 
> different kinds of text transformations. In this case, only the 
> INCLUDE functionality is used.
>
> This is also the first in hopefully a series of patches that will try 
> to bring some order into the mess of generated/processed files. The 
> following rules have been used:
> * Files that are almost java source files, but needs some text 
> processing, should be named "Foo.java.template" and live in the 
> correct place in src/classes.
> * Files that provides data to any gensrc action, but that are not at 
> all java source code, should live in make/data/<descriptive dir>.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8033236
> WebRev: 
> http://cr.openjdk.java.net/~ihse/JDK-8033236-update-gensrc-charset-mapping-gmk/webrev.01/
>
> /Magnus
>