On 2017/12/06 11:49, Kirill Bychkov wrote:
> On Wed, December 6, 2017 11:34, Jeremie Courreges-Anglas wrote:
> > On Wed, Dec 06 2017, "Kirill Bychkov" <ki...@linklevel.net> wrote:
> >> On Wed, December 6, 2017 03:23, Jeremie Courreges-Anglas wrote:
> >>> On Sun, Dec 03 2017, "Kirill Bychkov" <ki...@linklevel.net> wrote:
> >>>> Hi!
> >>>> This patch enables build of libraw on other gcc4 arches, not only arm.
> >>>> Tested on macppc.
> >>>> OK?
> >>>
> >>> This looks heavy-handed to me, why extend this to all non-clang archs,
> >>> afaik base-gcc has support for 4-bytes atomics on powerpc.  How does the
> >>> build fail exactly?
> >>
> >> Without patch I see
> >> ===>  libraw-0.18.5   is only for aarch64 amd64 i386 arm, not powerpc
> >> (macppc) .
> >> MODGCC4_ARCHS = arm somehow overrides ONLY_FOR_ARCHES:
> >>
> >> make show=ONLY_FOR_ARCHS
> >> aarch64 amd64 i386 arm
> >>
> >> With patch:
> >> make show=ONLY_FOR_ARCHS
> >> aarch64 amd64 i386 amd64 arm hppa i386 mips64 mips64el powerpc sparc64
> >>
> >> Switching MODULES=gcc4 to COMPILER=gcc made libraw unavailable on most
> >> arches.
> >> See
> >> http://cvsweb.openbsd.org/cgi-bin/cvsweb/ports/graphics/libraw/Makefile.diff?r1=1.24&r2=1.25
> >
> > ok, thanks for confirming.
> >
> >> Better patch:
> >>
> >> Index: Makefile
> >> ===================================================================
> >> RCS file: /cvs/ports/graphics/libraw/Makefile,v
> >> retrieving revision 1.29
> >> diff -u -p -u -r1.29 Makefile
> >> --- Makefile    16 Nov 2017 23:20:39 -0000      1.29
> >> +++ Makefile    6 Dec 2017 08:13:27 -0000
> >> @@ -22,9 +22,10 @@ WANTLIB += c jasper jpeg lcms2 m pthread
> >>
> >>  MASTER_SITES =         https://www.libraw.org/data/
> >>
> >> -COMPILER =             base-clang ports-gcc
> >>  # for atomic builtins (__sync_fetch_and_add_4)
> >> -MODGCC4_ARCHS =                arm
> >> +.if ${MACHINE_ARCH} == "arm"
> >> +COMPILER = base-clang ports-gcc
> >> +.endif
> >
> > I guess it's fine, but isn't the shortest fix to add "base-gcc" at the
> > end of COMPILER?
> 
> macppc is quite happy with base-gcc, so it should be before ports-gcc. And
> for arm ports-gcc is the only solution I suppose (have no hw to test).
> So I see no other way to deal with arm other than this.
> 
> 
> 

I think COMPILER should be removed here, seems it should probably
use this instead (untested):

# XXX remove when armv7 switches to clang in base?
MODULES=        gcc4
MODGCC4_ARCHS=  arm
MODGCC4_LANGS=  c++

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