Re: [Boost-build] Newbie question to make rule

Subject: Re: [Boost-build] Newbie question to make rule
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2010-06-17 15:57:56

AMDG

Piotr Jachowicz wrote:
> Is there any way to force make action to be executed not in Jamroot
> location, but in specific directory?
>
> To be specific, I have following structure:
>
> Jamroot
> |
> |---bin
> |---lib
> |---program
>
> Compiling lib requires to invoke "schemagen schema.imp" which produces
> two files: schema.cxx and schema.sch. The former should be compile
> with other lib sources (and library moved ino bin/), the latter should
> copied into bin directory. It is trivial with traditional make, but
> I've failed to manage it with bjam. The problem is that "schemagen"
> application produces output in current directory. I've tried to create
> in lib directory Jamfile containing
>
> actions schemagen
> {
>    schemagen $(>)
> }
>
> make schemagen.sch : schemagen.imp : @schemagen ;
>
> lib schema
>  : [ glob *.cpp ]
>    [ glob *.cxx ]
>  ;
>
> But when I invoke bjam from Jamroot level, schemagen action produces
> files schema.cxx and schema.sch in *current directory* (the same
> directory where Jamroot is located). How to force action to be
> executed in /lib directory?
>   

What about:

actions schemagen
{
    cd $(>:D)
    schemagen $(>:D=)
}

In Christ,
Steven Watanabe