Re: [Boost-build] Boost.Build woes

Subject: Re: [Boost-build] Boost.Build woes
From: Stefan Seefeld (stefan_at_[hidden])
Date: 2015-12-21 16:40:12

On 21.12.2015 13:10, Steven Watanabe wrote:
> AMDG
>
> On 12/21/2015 08:26 AM, Stefan Seefeld wrote:
>> <snip>
>> Installing the various Boost packages on my Fedora machines, I get a
>> "boost-examples" package containing, well, examples.
>> However, the build files aren't properly adjusted to the separate
>> install location, so I get this error:
>>
>>> Unable to load Boost.Build: could not find build system.
>>> ---------------------------------------------------------
>>> /usr/share/doc/boost-examples/libs/python/example/boost-build.jam
>>> attempted to load the build system by invoking
>>>
>>>    'boost-build ../../../tools/build/v2 ;'
>>> but we were unable to find "bootstrap.jam" in the specified directory
>> However, it isn't immediately clear what the correct path is. Searching
>> for bootstrap.jam I find  
>> /usr/share/boost-build/src/kernel/bootstrap.jam (part of the
>> "boost-build" package). However, replacing the above faulty line by
>>
>>    `boost-build /usr/share/boost-build/src/kernel ;`
>>
>> still doesn't work. I get this error instead:
>   The correct path should be .../src/, I believe.

That yields

> [stefan_at_quasimodo tutorial]$ bjam
> Unable to load Boost.Build: could not find build system.
> ---------------------------------------------------------
> /usr/share/doc/boost-examples/libs/python/example/boost-build.jam
> attempted to load the build system by invoking
>
>    'boost-build /usr/share/boost-build/src ;'
>
> but we were unable to find "bootstrap.jam" in the specified directory

> Actually, if you're working with an installed
> Boost.Build you're better off just deleting
> boost-build.jam.  I believe that python/example/boost-build.jam
> should be removed from the repository.

Removing the file intirely yields:

> [stefan_at_quasimodo tutorial]$ bjam
> /usr/share/boost-build/src/build/project.jam:262: in find-jamfile from
> module project
> error: Unable to load Jamfile.
> error: Could not find a Jamfile in directory '../../../..'.
> error: Attempted to find it with pattern '[Bb]uild.jam [Jj]amfile.v2
> [Jj]amfile [Jj]amfile.jam'.
> error: Please consult the documentation at 'http://www.boost.org'.

[...]

> - If you are running inside the full boost
>   distribution, it will work, but is useless,
>   because the top level $BOOST_ROOT/boost-build.jam
>   works just as well.  (Actually it won't work,
>   because it uses an out-of-date path, but that's
>   another issue.)
> - If you are using this part of Boost.Python standalone,
>   (as you appear to be doing), the path will be wrong,
>   and it will fail, with the error that you're seeing.
>
>>> /usr/share/boost-build/src/build/project.jam:262: in find-jamfile from
>>> module project
>>> error: Unable to load Jamfile.
>>> error: Could not find a Jamfile in directory '../../../..'.
>>> error: Attempted to find it with pattern '[Bb]uild.jam [Jj]amfile.v2
>>> [Jj]amfile [Jj]amfile.jam'.
>>> error: Please consult the documentation at 'http://www.boost.org'.
>>> /usr/share/boost-build/src/build/project.jam:280: in load-jamfile from
>>> module project
>>> ...
>>> /usr/share/doc/boost-examples/libs/python/example/boost-build.jam:8:
>>> in module scope from module
>> (What is the '../../../..' in the error above ? It doesn't come from my
>> modified boost-build.jam file.)
>>
>   This is a later problem.  The jamfile for your
> example is trying to reference the BOOST_ROOT
> project.
>
> In Christ,
> Steven Watanabe
>
> _______________________________________________
> Unsubscribe & other changes: http://lists.boost.org/mailman/listinfo.cgi/boost-build

-- 
      ...ich hab' noch einen Koffer in Berlin...