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Date:      Tue, 31 Aug 2010 13:32:48 +0400
From:      Anonymous <swell.k@gmail.com>
To:        =?utf-8?Q?Ren=C3=A9?= Ladan <r.c.ladan@gmail.com>
Cc:        freebsd ports <freebsd-ports@freebsd.org>
Subject:   Re: devel/sdl12 and gcc -m32
Message-ID:  <86tymbjfen.fsf@gmail.com>
In-Reply-To: <AANLkTi=TX_=NkGdVVUKhbNg_oV0BaK580A%2Buxua7nj2Z@mail.gmail.com> (=?utf-8?Q?=22Ren=C3=A9?= Ladan"'s message of "Tue, 31 Aug 2010 10:39:36 %2B0200")
References:  <AANLkTi=TX_=NkGdVVUKhbNg_oV0BaK580A%2Buxua7nj2Z@mail.gmail.com>

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Ren=C3=A9 Ladan <r.c.ladan@gmail.com> writes:

> Hi,
>
> I was trying to build the future port games/avp-demo (ports/138806) on
> my 9.0-amd64 laptop
> with system gcc, but this failed because of SDL errors:
>
> gcc -m32 -g -Wall -pipe -Isrc -Isrc/include -Isrc/win95 -Isrc/avp
> -Isrc/avp/win95 -Isrc/avp/support -Isrc/avp/win95/frontend
> -Isrc/avp/win95/gadgets -I/usr/local/include/SDL -I/usr/local/include
> -D_GNU_SOURCE=3D1 -D_REENTRANT -I/usr/local/include -c -o src/main.o
> src/main.c
> In file included from /usr/local/include/SDL/SDL_main.h:26,
> from /usr/local/include/SDL/SDL.h:30,
> from src/main.c:6:
> /usr/local/include/SDL/SDL_stdinc.h:131: error: size of array
> 'SDL_dummy_uint64' is negative
> /usr/local/include/SDL/SDL_stdinc.h:132: error: size of array
> 'SDL_dummy_sint64' is negative

-m32 is not supported yet, especially not by the ports tree. And even if
you manage to compile sources it wouldn't link against 64bit libs.

There is a way to compile 32bit ports on amd64 but it involves either
using chroot() or different LOCALBASE.

>
> Note the -m32 flag passed to gcc, which is used to force generating
> 32-bit code on 64-bit
> platforms. The flag is set in the Makefile of the game itself. When I
> removed the flag I ran into
> code snippets which would need a rewrite for 64-bit platforms
> (typecasting, extending hash
> functions on pointers, etc).

This just means the port is BROKEN on amd64.

> I guess SDL is tellng that I cannot have 64-bit values on a 32-bit
> target when I have devel/sdl12
> compiled as the native 64-bit version. Is this a limitation of SDL itself?

I guess SDL inherits some values from <machine/*.h> headers.

BTW, the port doesn't respect CC/CXX and LDFLAGS in make.conf/environ as
well as overrides CXXFLAGS.

Also audio/openal is pretty ancient. Does the port not support
audio/openal-soft?

%%
--- avp_git/Makefile~
+++ avp_git/Makefile
@@ -1,15 +1,8 @@
-CC =3D gcc
-CXX =3D g++
-
-CFLAGS =3D -m32 -g -Wall -pipe
-#CFLAGS +=3D -O2
-#CFLAGS +=3D -DNDEBUG -O6 -ffast-math -fomit-frame-pointer -march=3Dpentiu=
m3 -mtune=3Dpentium4
-
 CFLAGS +=3D -Isrc -Isrc/include -Isrc/win95 -Isrc/avp -Isrc/avp/win95 -Isr=
c/avp/support -Isrc/avp/win95/frontend -Isrc/avp/win95/gadgets
 CFLAGS +=3D $(shell sdl-config --cflags) $(shell openal-config --cflags)
-CXXFLAGS =3D $(CFLAGS)
+CXXFLAGS +=3D $(CFLAGS)
=20
-LDLIBS =3D -m32 $(shell sdl-config --libs) $(shell openal-config --libs)
+LDLIBS =3D $(shell sdl-config --libs) $(shell openal-config --libs)
=20
 ROOT =3D main.c files.c winapi.c stubs.c version.c mathline.c opengl.c fmv=
.c oglfunc.c openal.c cdplayer.c menus.c net.c frustum.c kshape.c map.c mat=
hs.c md5.c mem3dc.c mem3dcpp.cpp module.c morph.c object.c shpanim.c sphere=
.c tables.c vdb.c
 AVP =3D ai_sight.c avpview.c bh_agun.c bh_ais.c bh_alien.c bh_binsw.c bh_c=
able.c bh_corpse.c bh_deathvol.c bh_debri.c bh_dummy.c bh_fan.c bh_far.c bh=
_fhug.c bh_gener.c bh_ldoor.c bh_lift.c bh_light.c bh_lnksw.c bh_ltfx.c bh_=
marin.c bh_mission.c bh_near.c bh_pargen.c bh_plachier.c bh_plift.c bh_pred=
.c bh_queen.c bh_rubberduck.c bh_selfdest.c bh_snds.c bh_spcl.c bh_swdor.c =
bh_track.c bh_types.c bh_videoscreen.c bh_waypt.c bh_weap.c bh_xeno.c bonus=
abilities.c cconvars.cpp cdtrackselection.cpp cheatmodes.c comp_map.c comp_=
shp.c consolelog.cpp davehook.cpp deaths.c decal.c detaillevels.c dynamics.=
c dynblock.c equipmnt.c extents.c game.c game_statistics.c gamecmds.cpp gam=
evars.cpp hmodel.c hud.c inventry.c language.c lighting.c load_shp.c los.c =
mempool.c messagehistory.c missions.cpp movement.c paintball.c particle.c p=
farlocs.c pheromon.c player.c pmove.c psnd.c psndproj.c pvisible.c savegame=
.c scream.cpp secstats.c sfx.c stratdef.c targeting.c track.c triggers.c we=
apons.c
@@ -48,7 +41,7 @@ OBJ =3D $(ROOTOBJ) $(AVPOBJ) $(SHAPESOBJ)=20
 all: avp
=20
 avp: $(OBJ)
-	$(CXX) -o avp $(OBJ) $(LDLIBS)
+	$(CXX) -o avp $(OBJ) $(LDLIBS) $(LDFLAGS)
=20
 clean:
 	-rm -rf $(OBJ) avp
%%



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