[nicl] RFR Adding -L option to jextract tool

[Henry Jen]

It’s fine as those type are not directly handled from cursor, the parameter declaration is pointer type.

Cheers,
Henry

> On Feb 21, 2018, at 12:26 PM, Henry Jen <henry.jen at oracle.com> wrote:
> 
> It print out an warning on symbols doesn’t exist in library, but still generate code for it. It’s compatible to what happens now.
> 
> In the future we may want to skip unresolvable symbols, so a return value from symbol checker is probably good unless we think using Exception is preferred.
> 
> I will test out what will happen with a function pointer parameter, like the useFunction in the attached header file. It’s a parameter declaration and eventually will have a type to be defined later. Not quite remember what exactly will happen there, will let you know when I have a chance to test it.
> 
> Cheers,
> Henry
> 
> <FnType.h>
> 
> 
>> On Feb 21, 2018, at 5:00 AM, Sundararajan Athijegannathan <sundararajan.athijegannathan at oracle.com> wrote:
>> 
>> -L option can be used to specifiy one or more shared object search paths. This path is used to search for symbols during jextract run. Any missing symbol results in a waring being issued during a jextract session. Note that the -rpath option is for runtime search of shared objects. -L is similar search path for jextract "tool time".
>> 
>> Webrev: http://cr.openjdk.java.net/~sundar/jextract_L/webrev.00/index.html
>> 
>> Thanks,
>> -Sundar
>