On Tue, Dec 11, 2012 at 01:22:27PM -0600, Amit Kulkarni wrote:
> > >> Which does absolutely nothing. MAKE_JOBS has no effect on cmake.
> > >> The build is strictly sequential.
> > >>
> > >> You can parallelize the bootstrap phase with
> > >> CONFIGURE_ARGS += --parallel=${MAKE_JOBS}
> > >> but the main build remains sequential so the overall gain is
> > >> negligible.
> > >>
> > >> I haven't been able to figure out how to get cmake to build things
> > >> in parallel, but then I'm largely unfamiliar with cmake.
> > >
> > > in cmake based builds when you cd WRKOBJDIR and do a gmake -j4 it
> > > usually works in driving all cores to utilization.
> > >
> > > I tried with USE_GMAKE = Yes and it drives all cores....
> > >
> > > so I think please add CONFIGURE_ARGS = --parallel=${MAKE_JOBS} and
> > > USE_GMAKE = Yes and then both configure and build will go parallel.
> > >
> >
> > Please just let me know what should I do, because I know nothing about
> > DPB and related stuff (yet)
>
> Ok, apply this diff....
>
> ? cmake.diff
> Index: Makefile
> ===================================================================
> RCS file: /cvs/ports/devel/cmake/Makefile,v
> retrieving revision 1.73
> diff -u -p -r1.73 Makefile
> --- Makefile 11 Dec 2012 11:51:39 -0000 1.73
> +++ Makefile 11 Dec 2012 19:06:41 -0000
> @@ -8,7 +8,7 @@ HOMEPAGE = http://www.cmake.org/
> CATEGORIES = devel
> COMMENT = portable build system
> DISTNAME = cmake-2.8.10.2
> -REVISION = 0
> +REVISION = 1
> MASTER_SITES = ${HOMEPAGE}files/v2.8/
>
> MAINTAINER = David Coppa <dco...@openbsd.org>
> @@ -29,12 +29,16 @@ CONFIGURE_STYLE = simple
> CONFIGURE_ARGS = --prefix=${PREFIX} \
> --datadir=/share/cmake \
> --docdir=/share/doc/cmake \
> - --system-libs
> + --system-libs \
> + --parallel=${MAKE_JOBS}
>
> PORTHOME = ${WRKDIR}
>
> SEPARATE_BUILD = Yes
> USE_GROFF = Yes
> +
> +# gmake enables dpb parallel build
> +USE_GMAKE = Yes
>
> REGRESS_TARGET = test
The use of GNU make like this seems bogus. I take it CMake
isn't doing something right.
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