make: add a bootstrap target

Makefile

@@ -157,6 +157,11 @@ install: force
 	    CORE_PACKAGESITE=${CORE_PACKAGESITE} \
 	    CORE_REPOSITORY=${CORE_REPOSITORY}
 
+bootstrap: force
+	@${MAKE} -C ${.CURDIR}/src install_bootstrap DESTDIR=${DESTDIR} \
+	    NO_SAMPLE=please CORE_PACKAGESITE=${CORE_PACKAGESITE} \
+	    CORE_REPOSITORY=${CORE_REPOSITORY}
+
 plist: force
 	@${MAKE} -C ${.CURDIR}/contrib plist
 	@${MAKE} -C ${.CURDIR}/lang plist

Mk/tree.mk

@@ -7,8 +7,8 @@ ROOT_=${ROOT}
 
 install${TARGET}: force
 .for TREE in ${TREES${TARGET}}
-	@mkdir -p ${DESTDIR}${ROOT${TARGET}}
-	REALTARGET=/$$(dirname ${TREE}); \
+	@REALTARGET=/$$(dirname ${TREE}); \
+	mkdir -p ${DESTDIR}${ROOT${TARGET}}$${REALTARGET}; \
 	cp -vr ${TREE} ${DESTDIR}${ROOT${TARGET}}$${REALTARGET}
 	@(cd ${TREE}; find * -type f) | while read FILE; do \
 		if [ $${FILE%%.in} != $${FILE} ]; then \

src/Makefile

 ROOT=	/usr/local
 TREES=	etc opnsense pkg sbin wizard www
 
+EXTRA=	bootstrap
+
+ROOT_bootstrap= /usr/local
+TREES_bootstrap=etc/pkg
+
 .include "../Mk/tree.mk"