#
# Copyright (c) 1983, 1986 The Regents of the University of California.
# All rights reserved.
#
# Redistribution and use in source and binary forms are permitted
# provided that the above copyright notice and this paragraph are
# duplicated in all such forms and that any documentation,
# advertising materials, and other materials related to such
# distribution and use acknowledge that the software was developed
# by the University of California, Berkeley.  The name of the
# University may not be used to endorse or promote products derived
# from this software without specific prior written permission.
# THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
#
#	@(#)Makefile.install	5.5 (Berkeley) 04/11/89
#
# Makefile for /usr/include, used to convert system include subdirectories
# between symbolic links and copies of kernel headers.
# May also be used to update copies from kernel header files.
#
# The ``rm -rf''s used below are safe because rm doesn't
# follow symbolic links.
#
DESTDIR=
MACHDEP.vax=	vaxif vaxmba vaxuba
MACHDEP.tahoe=	tahoeif tahoevba
NETDIRS=	net netimp netinet netns
SYSDIRS=	${NETDIRS} ${MACHINE}
SYS=/sys

all:
	@echo "\"make symlinks\", \"make copies\", or \"make update\" only"
	@false

symlinks: symlinks.${MACHINE}
	for i in ${SYSDIRS}; do \
		rm -rf $$i; \
		ln -s ${SYS}/$$i $$i; \
	done
	rm -rf sys machine
	ln -s ${SYS}/h sys
	ln -s ${MACHINE} machine

symlinks.vax:
	for i in ${MACHDEP.vax}; do \
		rm -rf $$i; \
		ln -s ${SYS}/$$i $$i; \
	done

symlinks.tahoe:
	for i in ${MACHDEP.tahoe}; do \
		rm -rf $$i; \
		ln -s ${SYS}/$$i $$i; \
	done

copies: copies.${MACHINE}
	-for i in ${SYSDIRS}; do \
		rm -rf $$i; \
		(cd ${SYS}; tar cf - $$i/*.h) | tar xpfB -; \
	done
	rm -rf sys;
	mkdir sys; 
	chmod 775 sys;
	-(cd ${SYS}/h; tar cf - *.h) | (cd sys; tar xpfB -)
	rm -f machine
	ln -s ${MACHINE} machine

copies.vax:
	-for i in ${MACHDEP.vax}; do \
		rm -rf $$i; \
		(cd ${SYS}; tar cf - $$i/*.h) | tar xpfB -; \
	done

copies.tahoe:
	-for i in ${MACHDEP.tahoe}; do \
		rm -rf $$i; \
		(cd ${SYS}; tar cf - $$i/*.h) | tar xpfB -; \
	done

update: update.${MACHINE}
	-for i in ${SYSDIRS}; do \
		if [ ! -d $$i ]; \
		then \
			mkdir $$i; \
		fi; \
		for j in `cd ${SYS}/$$i; echo *.[ih]`; do \
			cmp -s ${SYS}/$$i/$$j $$i/$$j || \
			install -c -m 444 ${SYS}/$$i/$$j $$i/$$j; \
		done; \
	done
	for j in `cd ${SYS}/h; echo *.[ih]`; do \
		cmp -s ${SYS}/h/$$j sys/$$j || \
		{ echo "install -c -m 444 ${SYS}/h/$$j sys/$$j"; \
		install -c -m 444 ${SYS}/h/$$j sys/$$j; } \
	done;
	rm -f machine
	ln -s ${MACHINE} machine

update.vax:
	-for i in ${MACHDEP.vax}; do \
		if [ ! -d $$i ]; \
		then \
			mkdir $$i; \
		fi; \
		for j in `cd ${SYS}/$$i; echo *.[ih]`; do \
			cmp -s ${SYS}/$$i/$$j $$i/$$j || \
			install -c -m 444 ${SYS}/$$i/$$j $$i/$$j; \
		done; \
	done

update.tahoe:
	-for i in ${MACHDEP.tahoe}; do \
		if [ ! -d $$i ]; \
		then \
			mkdir $$i; \
		fi; \
		for j in `cd ${SYS}/$$i; echo *.[ih]`; do \
			cmp -s ${SYS}/$$i/$$j $$i/$$j || \
			install -c -m 444 ${SYS}/$$i/$$j $$i/$$j; \
		done; \
	done