Re: make rule of multiple file generation (was Re: CVS commit: src/share/mk)

[Masao Uebayashi <uebayasi%tombi.co.jp@localhost>]

On Mon, Dec 14, 2009 at 12:38:06PM +0900, enami tsugutomo wrote:
> > So this is fixed with an additional dependency to force serialization,
> > or by fixing the script not to re-use the same temp filenames:
> > 
> > nodes.h: nodes.c
> > nodes.c nodes.h: mknodes.sh nodetypes nodes.c.pat
> >         ${_MKTARGET_CREATE}
> >     ${SCRIPT_ENV} ${HOST_SH} ${.ALLSRC:S/^nodes.c$//} ${.OBJDIR}
> >     [ -f nodes.h ]
> 
> This ugly :S/^nodes.c$// modifier can be avoided by using .ORDER to
> force serialization, can't it?

I've never known ".ORDER".  This works for me:

        .ORDER: nodes.h nodes.c

        nodes.c nodes.h: mknodes.sh nodetypes nodes.c.pat
                ${_MKTARGET_CREATE}
                ${SCRIPT_ENV} ${HOST_SH} ${.ALLSRC} ${.OBJDIR}

Masao

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Masao Uebayashi / Tombi Inc. / Tel: +81-90-9141-4635