Framework: more tools.git-friendly approach to previous

Mk/plugins.mk

@@ -201,11 +201,10 @@ PKGDIR?=${WRKDIR}/pkg
 package: check
 	@rm -rf ${WRKSRC}
 	@mkdir -p ${WRKSRC} ${PKGDIR}
-.if !empty(PLUGIN_DEPENDS)
-	@${PKG} install -yA ${PLUGIN_DEPENDS}
-.endif
+.for DEP in ${PLUGIN_DEPENDS}
+	@if ! ${PKG} info ${DEP} > /dev/null; then ${PKG} install -yA ${DEP}; fi
+.endfor
 	@${MAKE} DESTDIR=${WRKSRC} FLAVOUR=${FLAVOUR} metadata
-	@${PKG} autoremove -y
 	@${MAKE} DESTDIR=${WRKSRC} FLAVOUR=${FLAVOUR} install
 	@${PKG} create -v -m ${WRKSRC} -r ${WRKSRC} \
 	    -p ${WRKSRC}/plist -o ${PKGDIR}