What does the "-DPACKAGE" means?

[Dengke Du]

On 2018年07月11日 19:23, loïc tourlonias wrote:
> Hi
>
> On Wed, Jul 11, 2018 at 10:08 AM, Dengke Du <dengke.du at windriver.com> wrote:
>> Hi all
>>
>> What does the "-DPACKAGE" means?
>> ```````````````````````````````````````````````````````````
>> $(OUTPUT)test-libbfd.bin:
>>      $(BUILD) -DPACKAGE='"perf"' -lbfd -lz -liberty -ldl
>> ```````````````````````````````````````````````````````````
>> In this link:
>> https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git/tree/tools/build/feature/Makefile?id=fb982666e380c1632a74495b68b3c33a66e76430#n189
> If you look at the manpage of gcc, the -D option is used to define
> macro. It creates new #define during build.
>
> HTH
> Loïc

Thanks, that's what I want.

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