Allow configure to detect if EC implementation is present

[David Holmes]

Note that this isn't changing any functionality simply exposing an 
existing make variable at configure time.

David

On 14/03/2013 2:38 PM, Brad Wetmore wrote:
> CC'ing security-dev.
>
> Vinnie,
>
> As owner of ECC, you should probably look at this.
>
> Brad
>
>
> On 3/13/2013 7:02 PM, David Holmes wrote:
>> On 14/03/2013 6:09 AM, Omair Majid wrote:
>>> Hi,
>>>
>>> jdk/makefiles/CompileNativeLibraries.gmk has a little note:
>>>
>>> TODO Set DISABLE_INTREE_EC in configure if
>>> src/share/native/sun/security/ec/impl is not present
>>>
>>> The webrev at http://cr.openjdk.java.net/~omajid/webrevs/intree-ec/00/
>>> implements this. Does this look okay for jdk8/build ? Can I get a bug
>>> id?
>>
>> Bug ID:  8010030
>>
>> I think it is more consistent to set the variable to yes/no and change:
>>
>> ifndef DISABLE_INTREE_EC
>>
>> to
>>
>> ifeq ($DISABLE_INTREE_EC), yes)
>>
>> Thanks,
>> David
>>
>>
>>
>>> Thanks,
>>> Omair
>>>