Re: [Boost-users] boost 1.63 fails to build with zlib and bzip2 in different directories

Subject: Re: [Boost-users] boost 1.63 fails to build with zlib and bzip2 in different directories
From: Edward Diener (eldiener_at_[hidden])
Date: 2017-01-05 16:05:27

On 1/5/2017 3:15 PM, Steven Watanabe wrote:
> AMDG
>
> On 01/05/2017 12:42 PM, Edward Diener wrote:
>> On 1/5/2017 12:42 PM, Steven Watanabe wrote:
>>> <snip>
>>>   That will have the same problem.  The bug
>>> is at a pretty low level.  It will trigger
>>> regardless of how you specify the paths.
>>
>> Does that mean that the bug is a Boost Build bug ?
>>
>
> Yes.
>
>> In my own user-config.jam on Windows I can specify:
>>
>> using zlib : 1.2.8 : <source>E:/Utilities/zlib/zlib-1.2.8 ;
>> using bzip2 : 1.0.6 : <source>E:/Utilities/bzip2/bzip2-1.0.6 ;
>>
>> in order to build from source and this does work. Does that mean that
>> the bug only occurs when specifying the already built binary include and
>> library paths as opposed to building from source ?
>>
>
>   That is correct.  The bug is in the code that detects
> whether the library is linkable.  When building from
> source, this is irrelevant.
>
>> The iostream build was changed in the past by you and "loonycyborg",
>> whoever that is, to use a different way of handling zlib and bzip2. So I
>> think that you may know how this problem should be fixed, whether in the
>> iostreams build jamfile or in Boost Build.
>>
>
>   The bug is in build/ac.jam.  Basically, it
> accidentally attempts to share incompatible
> components between between the checks for
> zlib and bzip2.

Can this be fixed ?