# %W% %G% %U%## 1988 makefile## Copyright (c) 1988, Landon Curt Noll & Larry Bassel.# All Rights Reserved.  Permission for personal, education or non-profit use is# granted provided this this copyright and notice are included in its entirety# and remains unaltered.  All other uses must receive prior permission in # writing from both Landon Curt Noll and Larry Bassel.SHELL=/bin/shCFLAGS=-OCC=ccCPP=/lib/cpp# you may need a version of cpp that is faster and/or allows more symbols# than the standard cpp.  If so, adjust the BIG_CPP below.## If you have the GNU cpp, you should use it below as it is MUCH faster# than the standard cpp and does not have problems with memory usage.# However you should note that the non-ANSI nature of defining symbols# that start with '#' prevents GNU cpp from doing the initial pass.  # Thus you should not use the GNU cpp for the ${CPP} symbol.BIG_CPP=${CPP}WINNERS=dale phillipps robison westley reddy isaak \	litmaath spinellis zsmallall: ${WINNERS}dale: dale.c	${CC} ${CFLAGS} $? -o $@phillipps: phillipps.c	${CC} ${CFLAGS} $? -o $@robison: robison.c	${CC} ${CFLAGS} $? -o $@westley: westley.c	${CC} ${CFLAGS} $? -o $@reddy: reddy.c	${CC} ${CFLAGS} $? -o $@isaak: isaak.c	${CC} ${CFLAGS} -DI=B -DO=- -Dy $? -o $@litmaath: litmaath.c	${CC} ${CFLAGS} $? -o $@spinellis: spinellis.c spinellis.data	@echo This program can not be portably compiled with a makefile	@echo because it reads from /dev/tty.	@echo Compile this program with: cc spinellis.c -o spinellis	@echo and type the following text followed by an EOF '(^D)'.	@cat spinellis.data	@-if [ ! -f spinellis ]; then \	    touch spinellis; \	fi# not an official entry## The 'zsmall.c' program was obtained from 'applin.c' by reducing its recursion# and running it thru the initial /lib/cpp.  That is, 'zsmall.c' is a small# version of the 'z.c' file as produced by the 'applin' make rule below.zsmall: zsmall.c	@echo this reduced version of applin.c can take some time to compile...	${CC} ${CFLAGS} zsmall.c -o $@# This entry took 75 minutes to compile on a Amdahl 5980-300E# (a 55658 Dhyrstone/sec/cpu machine) using the System V cpp.# (The GNU cpp when defined as BIG_CPP took only 45 seconds)# Your cpp may not be able to compile it due to a common bug# that results in ${CPP} running out of space.  The routine# 'zsmall' is a smaller version of the applin.c entry.applin: applin.c	${CPP} '-DM=#include "z.c"' '-DR=#include' '-DF=#if' \	    '-DI=#ifdef' '-DL=#else' '-DE=#endif' '-DN=#ifndef' \	    '-DD=#define' '-DU=#undef' applin.c z.c	@echo this is going to take a very very long time to C-preprocess	@echo perhaps you should do:  make zsmall   instead	${BIG_CPP} z.c > large.c	@echo now for the real compile...	${CC} ${CFLAGS} large.c -o $@clean:	rm -f core *.oclobber: clean	rm -f ${WINNERS} applinnuke: clobber	rm -f large.c z.cinstall: all	cat ${WINNERS} > /dev/null