graphics/gimp-gmic-plugin: simplify port a bit

- utilize USES=localbase
- simplify BASH options dependency
- further convert to options helpers and drop including of bsd.port.options.mk

graphics/gimp-gmic-plugin/Makefile

@@ -21,11 +21,11 @@ LIB_DEPENDS=	libGraphicsMagick++.so:${PORTSDIR}/graphics/GraphicsMagick \
 
 OPTIONS_DEFINE=	BASH
 OPTIONS_SUB=	yes
-BASH_RUN_DEPENDS=	${LOCALBASE}/bin/bash:${PORTSDIR}/shells/bash
+BASH_RUN_DEPENDS=	bash:${PORTSDIR}/shells/bash
 
 WRKSRC=		${WRKDIR}/${PORTNAME}-${PORTVERSION}/src
 
-USES=		gmake pkgconfig
+USES=		gmake localbase pkgconfig
 USE_GCC=	yes
 USE_GNOME=	gtk20
 USE_XORG=	x11 xext xrandr
@@ -33,8 +33,6 @@ USE_XORG=	x11 xext xrandr
 PLUGIN_DIR?=	libexec/gimp/2.2/plug-ins
 PLIST_SUB+=	PLUGIN_DIR=${PLUGIN_DIR}
 
-CPPFLAGS+=	-I${LOCALBASE}/include
-LDFLAGS+=	-L${LOCALBASE}/lib
 CFLAGS:=	${CFLAGS:N-O*:N-pipe}
 CXXFLAGS:=	${CXXFLAGS:N-O*:N-pipe}
 
@@ -46,8 +44,6 @@ PLIST_FILES=	bin/gmic \
 EXAMPLESDIR=	${PREFIX}/share/examples/${PKGNAMEPREFIX}${PORTNAME}${PKGNAMESUFFIX}
 PORTEXAMPLES=	gmic_in_script.scm gmic_use_lib.cpp
 
-.include <bsd.port.options.mk>
-
 post-patch:
 	@${REINPLACE_CMD} -e 's#/usr/X11R6#${PREFIX}#g' \
 		${WRKSRC}/Makefile
@@ -59,10 +55,9 @@ do-install:
 	${INSTALL_MAN} ${WRKSRC}/../man/gmic.1.gz ${STAGEDIR}${MAN1PREFIX}/man/man1
 	@${MKDIR} ${STAGEDIR}${EXAMPLESDIR}
 	${INSTALL_DATA} ${PORTEXAMPLES:S|^|${WRKSRC}/|} ${STAGEDIR}${EXAMPLESDIR}
-.if ${PORT_OPTIONS:MBASH}
+do-install-BASH-on:
 	@${MKDIR} ${STAGEDIR}${PREFIX}/etc/bash_completion.d
 	${INSTALL_SCRIPT} ${WRKSRC}/../resources/gmic_bashcompletion.sh \
 		${STAGEDIR}${PREFIX}/etc/bash_completion.d
-.endif
 
 .include <bsd.port.mk>