[cfe-dev] [LLVMdev] Need some brief explanation about llvm::MemoryBuffer and llvm::SourceMgr

[Journeyer J. Joh]

And for this kind of question I think I would better hold in.
There would be more important issue worth on this list.

For this reason I am sorry.

Sincerely
Journeyer

2013/1/15 Journeyer J. Joh <oosaprogrammer at gmail.com>:
> Hi Justin Holewinski,
>
>>> As far as I know, there is not a good way to implement user prompts with the LLVM APIs.
>
> This info helps me a lot.
> I tried to do a thing that is not possible.
>
> Thank you very much.
>
> Sincerely
> Journeyer
>
> 2013/1/15 Justin Holewinski <justin.holewinski at gmail.com>:
>> Is this for user prompts, or just reading data from stdin?  You can use
>> MemoryBuffer::getSTDIN to read the contents of stdin into a memory buffer.
>> Then you can get the data pointer and size and read it in.  As far as I
>> know, there is not a good way to implement user prompts with the LLVM APIs.
>>
>>
>> On Mon, Jan 14, 2013 at 4:57 AM, Journeyer J. Joh <oosaprogrammer at gmail.com>
>> wrote:
>>>
>>> Hello list,
>>>
>>> I learned that under LLVM, #including of <iostream> is forbidden.
>>> Instead LLVM provides llvm::raw_ostream(for std::cout, std::cerr) and
>>> llvm::MemoryBuffer(for input stream).
>>>
>>> And using of llvm::raw_ostream is pretty easy but for me learning of
>>> how to use llvm::MemoryBuffer is pretty much difficult.
>>>
>>> I found a good sample code; utils/yaml2obj/yaml2obj.cpp.
>>> The function, main() in this file provides a hint which is not enough
>>> for me though.
>>>
>>> I still cannot figure out how to use llvm::MemoryBuffer.
>>> What I need is just a means of doing std::cin.
>>>
>>> Could someone explain about this?
>>>
>>> Thank you in advance.
>>> --
>>> ----------------------------------------
>>> Journeyer J. Joh
>>> o o s a p r o g r a m m e r
>>> a t
>>> g m a i l  d o t  c o m
>>> ----------------------------------------
>>> _______________________________________________
>>> LLVM Developers mailing list
>>> LLVMdev at cs.uiuc.edu         http://llvm.cs.uiuc.edu
>>> http://lists.cs.uiuc.edu/mailman/listinfo/llvmdev
>>
>>
>>
>>
>> --
>>
>> Thanks,
>>
>> Justin Holewinski
>
>
>
> --
> ----------------------------------------
> Journeyer J. Joh
> o o s a p r o g r a m m e r
> a t
> g m a i l  d o t  c o m
> ----------------------------------------



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