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Subject: Re: [Boost-build] more bjam questions
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2017-06-08 19:48:41


On 06/08/2017 01:18 PM, Stefan Seefeld via Boost-build wrote:
> here is a late follow-up question:
> On 29.04.2017 13:00, Steven Watanabe via Boost-build wrote:
>> testing.jam does this. The method is to mark the
>> intermediate files as TEMPORARY and then call
>> RmTemps $(target) : $(sources) ;
>> as the last updating action of the exe.
>> There is no high-level interface for this.
> It seems bjam internally doesn't recognize intermediate files. I.e., if
> I have a dependency graph such as foo -> foo.o -> foo.cpp, then remove
> the intermediate foo.o at the end, bjam would in a subsequent invocation
> rebuild foo.o and foo, rather than recognizing that foo is up-to-date as
> it is newer than foo.cpp, even though the intermediate foo.o does no
> longer exist.
> Is that not the normal / expected semantic of an intermediate file in
> bjam ? Or am I missing something ?

That's exactly what TEMPORARY is supposed to handle.

In Christ,
Steven Watanabe

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