[cfe-dev] Parsing and rewriting ObjC

[Tayyab Akram]

Thanks Douglas,
So nice of you.

Regards,
--Tayyab

On Wed, Feb 1, 2012 at 7:04 AM, Douglas Gregor <dgregor at apple.com> wrote:

>
>
> Sent from my iPhone
>
> On Jan 29, 2012, at 7:36 AM, Tayyab Akram <mail.tayyab at gmail.com> wrote:
>
> Thanks  Fariborz,
>
> I am already looking at RewriteObjc and its really helpful. I just need to
> get opinion that I am on write track, and it is doable. Can you please
> confirm regarding PCH files? Is it possible that I generate PCH file of
> ObjC code on Mac OS X and then use Clang parser on Windows to parse ObjC
> code using that PCH file. Because I don't have Mac headers on windows so
> can I resolve these headers using pch file?
>
>
> No, this won't work. PCH is an optimization only, which assumes that the
> headers are still available.
>
> Thanks,
> --Tayyab
>
> On Sun, Jan 29, 2012 at 1:36 AM, jahanian <fjahanian at apple.com> wrote:
>
>>
>> On Jan 28, 2012, at 11:25 AM, Tayyab Akram wrote:
>>
>> > Dear all,
>> >
>> > I need some help/advice regarding Clang. My requirement is to do
>> source-to-source transformation. I have to parse Objective C code and build
>> AST and then modify AST (insert, delete or modify AST nodes) and generate
>> finally output custom code having different semantics and syntax (not
>> Objective C). I do not require to generate IR or binary code. Can someone
>> please confirm following understandings,
>> >
>> > 1. I can parse ObjC code using Clang and then write my Visitor class by
>> extending ASTConsumer to transform the AST and finally I will implement a
>> CustomRewriter to generate the output in my custom format.
>> >
>>
>> You may take a look at objective rewriter source code in:
>>  lib/Rewriter/RewriteObjC.cpp
>>
>> - Fariborz
>>
>>
>>
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