RFR: JDK10: JDK-8180334: Unable to build jaotc launcher on windows

[Kumar Srinivasan]

Oops here are the webrevs:
Delta webrev: 
http://cr.openjdk.java.net/~ksrini/8180334/webrev.01/webrev.delta/
Full webrev: http://cr.openjdk.java.net/~ksrini/8180334/webrev.01/

Kumar

>
> 1. Added a comment in the LauncherCommon.gmk, fixed typo
> 2. Added checks for spurious EXTRA_JAVA_ARGS, both as
>     compile time and runtime check, the latter for a good measure.
>
> Thanks
> Kumar
>
> PS: Mandy,  could you please file a RFE for the jlink requirements and 
> assign it to me.
>
>>> On Jun 7, 2017, at 2:58 PM, Kumar Srinivasan 
>>> <kumar.x.srinivasan at oracle.com> wrote:
>>>
>>> Hello,
>>>
>>> Please review the changes to fix  JDK-8180334,  essentially 
>>> -DJAVA_ARGS exceeds
>>> a Visual Studio C++ compiler limit, and this fix provides a way to 
>>> specify
>>> very long  string literals, by the build system.
>>>
>>> This also includes some minor and subtle simplifications and 
>>> cleanups wrt.
>>> the JAVA_ARGS and its handling.
>>>
>>> Thanks
>>>
>>> Webrev: http://cr.openjdk.java.net/~ksrini/8180334/webrev.00
>>> JBS: https://bugs.openjdk.java.net/browse/JDK-8180334
>> This is a reasonable short-term solution.  As we discussed, we should
>> look into extending jlink to create the native launcher using @argfile
>> in a future release.
>>
>> make/launcher/LauncherCommon.gmk
>>
>> +# EXTRA_JAVA_ARGS Processed into a -DEXTRA_JAVA_ARGS and is prependedi
>>
>> typo: s/prependedi/prepended
>>
>> src/java.base/share/native/launcher/main.c
>>    It may help to detect if main_jargc == 0 but extra_jargc > 0 and 
>> exit with an error in case any bug in creating such a launcher.
>>
>> Mandy
>