Re: [Boost-build] Threading feature default

Subject: Re: [Boost-build] Threading feature default
From: Ian Emmons (ian_at_[hidden])
Date: 2018-08-31 11:25:35

On 2018-08-30 09:41, Steven Watanabe via Boost-build wrote:
> AMDG
> 
> On 08/30/2018 07:16 AM, Ian Emmons via Boost-build wrote:
>> What is the default for the <threading> feature, "single" or "multi"?  
>> I
>> would actually like to know the answer to this in two contexts:
>> 
>> 1. For Boost.Build in general (i.e., as a general build tool that I 
>> use
>> for my own projects), and
> 
> The default is <threading>single, but some toolsets,
> such as msvc, forcibly override this, when there is
> no single threaded configuration.
> 
>> 2. In the build infrastructure of the Boost libraries themselves?
> 
> Boost explicitly sets the default to <threading>multi.

I suspected the answer might have multiple layers.  Thanks!