usr/src/include/Makefile.install

#
# Copyright (c) 1983,1986 Regents of the University of California.
# All rights reserved.  The Berkeley software License Agreement
# specifies the terms and conditions for redistribution.
#
#       @(#)Makefile.install    5.1 (Berkeley) %G%
#
# Doing a make install builds /usr/include
#
# Define SHARED to indicate whether you want
# symbolic links to the system source (``symlinks''),
# or a separate copy (``copies'').
# (latter useful in environments where it's
# not possible to keep /sys publicly readable)
#
# The ``rm -rf''s used below are safe because rm doesn't
# follow symbolic links.
#
DESTDIR=
MACHINE=vax
MACHDEP=${MACHINE} vaxif vaxmba vaxuba
NETDIRS=net netimp netinet netns
SYSDIRS=${NETDIRS} stand ${MACHDEP}
SYS=/sys

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

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

copies:
        -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 -)

update:
        -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;