Properly use SDL everywhere:

	USE_SDL=yes	-> USE_SDL=sdl	(good examles everywhere)
	WANT_SDL/HAVE_SDL instead of exists(localbase/lib/lib...)

See
http://www.freebsd.org/doc/en_US.ISO8859-1/books/porters-handbook/using-sdl.html
for more information on how to use USE_SDL, WANT_SDL and HAVE_SDL.

PR:		follow-ups of ports/55494, ports/61877
Submitted by:	Edwin Groothuis <edwin@mavetju.org>

9 files changed, 11 insertions, 10 deletions

diff --git a/emulators/dgen-sdl/Makefile b/emulators/dgen-sdl/Makefile
index 47ff848bafc5..e618ca071828 100644
--- a/emulators/dgen-sdl/Makefile
+++ b/emulators/dgen-sdl/Makefile
@@ -15,7 +15,7 @@ COMMENT=	A wonderful Sega Genesis/MegaDrive emulator
 
 BUILD_DEPENDS=	nasm:${PORTSDIR}/devel/nasm
 
-USE_SDL=	yes
+USE_SDL=	sdl
 USE_GL=		yes
 GNU_CONFIGURE=	yes
 
diff --git a/emulators/fceu/Makefile b/emulators/fceu/Makefile
index 9bdc5758b35a..5bd0f9d44b40 100644
--- a/emulators/fceu/Makefile
+++ b/emulators/fceu/Makefile
@@ -15,7 +15,7 @@ DISTNAME=	${PORTNAME}-${PORTVERSION}.src
 MAINTAINER=	gibbon@cocoa.freemail.ne.jp
 COMMENT=	A portable NES/Famicom emulator based on Bero's original FCE
 
-USE_SDL=	yes
+USE_SDL=	sdl
 MAN6=		fceu.6
 WRKSRC=		${WRKDIR}/fceu
 USE_X_PREFIX=	yes
diff --git a/emulators/fceux/Makefile b/emulators/fceux/Makefile
index 9bdc5758b35a..5bd0f9d44b40 100644
--- a/emulators/fceux/Makefile
+++ b/emulators/fceux/Makefile
@@ -15,7 +15,7 @@ DISTNAME=	${PORTNAME}-${PORTVERSION}.src
 MAINTAINER=	gibbon@cocoa.freemail.ne.jp
 COMMENT=	A portable NES/Famicom emulator based on Bero's original FCE
 
-USE_SDL=	yes
+USE_SDL=	sdl
 MAN6=		fceu.6
 WRKSRC=		${WRKDIR}/fceu
 USE_X_PREFIX=	yes
diff --git a/emulators/freesci/Makefile b/emulators/freesci/Makefile
index 9bef9d963364..4c5fd823c636 100644
--- a/emulators/freesci/Makefile
+++ b/emulators/freesci/Makefile
@@ -20,6 +20,7 @@ USE_BZIP2=	yes
 USE_REINPLACE=	yes
 USE_XLIB=	yes
 GNU_CONFIGURE=	yes
+WANT_SDL=	yes
 
 CONFIGURE_TARGET=
 CONFIGURE_ENV=	CFLAGS=${PTHREAD_CFLAGS}
@@ -28,7 +29,7 @@ MAN6=	freesci-tools.6 freesci.6
 
 .include <bsd.port.pre.mk>
 
-.if exists(${LOCALBASE}/lib/libSDL-1.1.so.5)
+.if ${HAVE_SDL:Msdl}!=""
 WITH_SDL=	yes
 .endif
 .if exists(${LOCALBASE}/lib/libdirectfb-0.9.so.16)
@@ -43,7 +44,7 @@ CONFIGURE_ARGS+=	--with-console
 .endif
 
 .if defined(WITH_SDL) && !defined(WITHOUT_SDL)
-LIB_DEPENDS=	SDL-1.1.5:${PORTSDIR}/devel/sdl12
+USE_SDL=	yes
 CONFIGURE_ARGS=		--with-sdl-prefix=${LOCALBASE}
 .else
 CONFIGURE_ARGS+=	--without-sdl
diff --git a/emulators/frodo/Makefile b/emulators/frodo/Makefile
index 1e777129b06c..a76a3388e8d2 100644
--- a/emulators/frodo/Makefile
+++ b/emulators/frodo/Makefile
@@ -25,7 +25,7 @@ GNU_CONFIGURE=	yes
 CONFIGURE_ENV+=	CFLAGS="${CFLAGS}"
 USE_REINPLACE=	yes
 .if !defined(WITHOUT_SDL)
-USE_SDL=	yes
+USE_SDL=	sdl
 .endif
 
 ROM=		1541 Basic Char Kernal
diff --git a/emulators/generator/Makefile b/emulators/generator/Makefile
index 7f38870882d7..9aa890733ea7 100644
--- a/emulators/generator/Makefile
+++ b/emulators/generator/Makefile
@@ -18,7 +18,7 @@ LIB_DEPENDS=	jpeg.9:${PORTSDIR}/graphics/jpeg
 
 PLIST_FILES=	bin/generator-gtk
 USE_GNOME=	gtk12
-USE_SDL=	yes
+USE_SDL=	sdl
 USE_REINPLACE=	yes
 USE_GMAKE=	yes
 GNU_CONFIGURE=	yes
diff --git a/emulators/scummvm/Makefile b/emulators/scummvm/Makefile
index 37ff0db945d0..da4b3db45391 100644
--- a/emulators/scummvm/Makefile
+++ b/emulators/scummvm/Makefile
@@ -22,7 +22,7 @@ USE_GMAKE=	yes
 GNU_CONFIGURE=	yes
 USE_PERL5_BUILD=yes
 USE_REINPLACE=	yes
-USE_SDL=	yes
+USE_SDL=	sdl
 
 MAN6=		scummvm.6
 
diff --git a/emulators/stella/Makefile b/emulators/stella/Makefile
index 2195a9afab3b..7a9b5464b03b 100644
--- a/emulators/stella/Makefile
+++ b/emulators/stella/Makefile
@@ -30,7 +30,7 @@ PLIST_SUB=	STELLA_BIN="${STELLA_BIN}"
 ALL_TARGET=	freebsd-x
 STELLA_BIN=	stella.x11
 .else
-USE_SDL=	yes
+USE_SDL=	sdl
 ALL_TARGET=	freebsd-sdl
 STELLA_BIN=	stella.sdl
 .endif
diff --git a/emulators/vba/Makefile b/emulators/vba/Makefile
index cfdcd0dac764..bd6b1bce006d 100644
--- a/emulators/vba/Makefile
+++ b/emulators/vba/Makefile
@@ -20,7 +20,7 @@ LIB_DEPENDS=	png.5:${PORTSDIR}/graphics/png
 USE_X_PREFIX=	yes
 USE_GMAKE=	yes
 GNU_CONFIGURE=	yes
-USE_SDL=	yes
+USE_SDL=	sdl
 WRKSRC=		${WRKDIR}/VisualBoyAdvance-${PORTVERSION}
 
 TARGET_DIR=	${PREFIX}/bin/