[webkit-dev] Best practices for PLATFORM(X) vs. HAVE(X) vs. USE(X) vs. ENABLE(X)? (was: Best practices for USE(X) vs. ENABLE(X)?)

Maciej Stachowiak mjs at apple.com
Wed Nov 12 14:27:58 PST 2008

On Nov 12, 2008, at 2:07 PM, Adam Roben wrote:

> On Nov 12, 2008, at 4:57 PM, Darin Adler wrote:
>> On Nov 12, 2008, at 1:44 PM, Adam Roben wrote:
>>> I guess while we're at it we might as well clear up the meaning of  
>>> PLATFORM(X) and HAVE(X), as well.
>> I believe PLATFORM is for large scale questions like "What kind of  
>> compiler is this?"
> For that specific question we have COMPILER(X). But I think I  
> understand what you're getting at.
> It seems to me that we have two conflicting kinds of uses of PLATFORM.
> Use 1: Defining whether to use large platform libraries, e.g,  
> Use 2: Defining a whole "port" or "flavor" of WebKit, e.g.,  
> It might be beneficial to have separate macros for Use 1 and Use 2.

I think many things about our use of Platform.h macros are messed up,  
and indeed this is one of them. I have a proposal brewing for how to  
do port configuration that I will send to the list soon.

  - Maciej

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