[llvm-dev] Building SVN head with CMake - shared libraries?

[Mehdi Amini via llvm-dev]

> On Jan 14, 2016, at 9:38 AM, Chris Bieneman via llvm-dev <llvm-dev at lists.llvm.org> wrote:
> 
> 
>> On Jan 14, 2016, at 5:18 AM, Dan Liew <dan at su-root.co.uk> wrote:
>> 
>> On 14 January 2016 at 11:24, David Jones via llvm-dev
>> <llvm-dev at lists.llvm.org> wrote:
>>> Thanks - I'll try this tonight.
>>> 
>>> Assuming it works, should these variables be added to the docs at
>>> http://llvm.org/docs/CMake.html ?
>> 
>> Yes.
> 
> It probably makes sense to add LLVM_BUILD_LLVM_DYLIB, but I would discourage adding BUILD_SHARED_LIBS to that document. BUILD_SHARED_LIBS is rarely what people actually want, and a lot of people gravitate to it because the wording is similar to the autoconf —enable-shared flag.

Considering that BUILD_SHARED_LIBS is rarely what people want, wouldn’t it make sense to document it to explicitly discourage people from using it and avoid them surprising behavior? 
(By the way, the name is quite tempting to be used wrongly, it would benefit a rename maybe).

— 
Mehdi



> 
>> 
>> We should probably be updating [1] too given that this document talks
>> exclusively about compiling with the Autoconf/Makefile build system.
> 
> Yes, we should update that too. I actually have been meaning to put a section up there documenting the Apple Clang packaging because that is almost entirely open source now. I’ll try to get that done this week.
> 
>> 
>> @Hans @Chris:
>> 
>> Should the packaging instructions refer to the CMake or
>> Autoconf/Makefile build system for the LLVM 3.8 release?
> 
> Maybe, I’ll defer that to Hans. I believe the packaging scripts are on CMake, so we’ve at least gotten that far.
> 
>> 
>> 
>> [1] http://llvm.org/docs/Packaging.html
> 
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