Re: [Boost-build] generator problems

Subject: Re: [Boost-build] generator problems
From: George Georgiev (george.georgiev.sf_at_[hidden])
Date: 2012-03-23 00:05:20

I am using 1.47.0. Is there big difference between trunk and 1.49.0?

On Thu, Mar 22, 2012 at 9:01 PM, Steven Watanabe <watanabesj_at_[hidden]> wrote:
> AMDG
>
> On 03/22/2012 08:31 PM, George Georgiev wrote:
>> Hi,
>>
>> Something that I can not understand is how the scanner will be able to
>> detect the dependencies if the files are still not generated.
>
> Generated targets are rescanned for dependencies.
> i.e. the include scanner should run /after/
> lib1-1.cpp is created.
>
>> I feel
>> like the right solutions is in scanner.process to be added fake
>> propagation explaining the expected dependencies. In pseudo code:
>>
>>
>>     rule process ( target : matches * : binding )
>>     {
>>         ...
>>
>>         local cpp = get cpp target from $(target);
>>         headers = get h targets from $(matches);
>>         INCLUDES $(cpp) : $(headers) ;
>>     }
>>
>> Unfortunately I am laking a basic knowledge of jam language and every
>> experiment takes me forever to implement.
>>
>
> In Christ,
> Steven Watanabe
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