[m-rev.] for review: fix mmake rules for os,cs,css,javas

[Julien Fischer]

On Sat, 11 Apr 2020, Zoltan Somogyi wrote:

> On Sat, 11 Apr 2020 18:44:38 +1000 (AEST), Julien Fischer <jfischer at opturion.com> wrote:
>
>> On Sat, 11 Apr 2020, Zoltan Somogyi wrote:
>>
>>> For review by anyone.
>>>
>>> This has been bootchecked in hlc.gc, asm_fast.gc,
>>> csharp and java.
>>
>> Another relevant test here would be to check that the source
>> distribution builds.
>
> Good idea, but it has been a *very* long time since I have done that.
> Do you mean "mmake tar" at the top level, or something else?

To build the source distribution we use the script tools/build_srcdist.
It will invoke "mmake tar" as well as do all the other necessary stuff.
(Note that it will do a "git clean" on whatever workspace it is invoked
in.)

Julien.