fix Makefile and README.md for 2018/mills

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Landon Curt Noll committed 2023-03-25 01:03:43 -07:00
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@@ -1,41 +1,52 @@
#!/usr/bin/env make
#
# 2018 makefile
# IOCCC 2018 winning entry - mills
################################################################################
#
# This work by Landon Curt Noll, Simon Cooper, and Leonid A. Broukhis
# is licensed under:
# Regarding individual entries:
#
# IOCCC winning entry code may not work on your system. Even with standards,
# conditions and build environments change, especially when it comes to more
# extreme code such you might find in an IOCCC winner. Moreover, what was
# allowed and liked in one IOCCC contest may no longer be liked/allowed in
# later IOCCC years.
#
# Corrections on winning author and fixing typos in remarks are VERY WELCOME.
#
# GitHub pull requests are welcome:
#
# If you have a patch that might make running an entry work in modern Unix-like
# environments, please create a GitHub pull request for the IOCCC judges to
# consider.
#
# Suggestions and corrections regarding Makefiles, winning author information,
# fixing typos in remarks, and code patches are welcome via opening a GitHub
# issue or better yet, by creating a GitHub pull request for the IOCCC judges
# to consider. To form a GitHub issue or GitHub pull, please visit:
#
# https://github.com/ioccc-src/winner
#
################################################################################
# This work by Landon Curt Noll and Leonid A. Broukhis is licensed under:
#
# Creative Commons Attribution-ShareAlike 3.0 Unported License.
#
# See: http://creativecommons.org/licenses/by-sa/3.0/
################
# tool locations
################
#############################
# shell used by this Makefile
#############################
#
SHELL= bash
CP= cp
CPP= cpp
GUNZIP= gunzip
BUNZIP2= bunzip2
GZIP_PROG= gzip
BZIP2= bzip2
CURL= curl
DD= dd
LD= ld
MAKE= make
RM= rm
SED= sed
TAR= tar
TRUE= true
MKDIR= mkdir
MV= mv
TR= tr
GREP= grep
SORT= sort
UNIQ= uniq
STRIP= strip
#######################
# common tool locations
#######################
#
include ../../var.mk
# Set X11_LIBDIR to the directory where the X11 library resides
#
@@ -49,28 +60,25 @@ X11_LIBDIR= /opt/X11/lib
#X11_INCDIR= /usr/X11/include
X11_INCDIR= /opt/X11/include
# Compiler warnings
# Common C compiler warnings to silence
#
#CWARN=
CWARN= -Wall ${CSILENCE}
#CWARN= -Wall -Wextra
#CWARN= -Wall -Wextra -pedantic ${CSILENCE}
#CWARN= -Wall -Wextra -Weverything
#CWARN= -Wall -Wextra -Weverything -pedantic
#CWARN= -Wall -Wextra -Weverything -pedantic ${CSILENCE}
#CSILENCE=
CSILENCE= -Wno-gnu-empty-initializer -Wno-missing-field-initializers
# Silence warnings that ${CWARN} would normally complain about
# Common C compiler warning flags
#
CSILENCE= -Wno-unused-result
#CSILENCE= -Wno-implicit-int
#CWARN= ${CSILENCE}
#CWARN= -Wall ${CSILENCE}
#CWARN= -Wall -Wextra ${CSILENCE}
CWARN= -Wall -Wextra -pedantic ${CSILENCE}
# compiler standard
# Compiler standard
#
#CSTD=
#CSTD= -ansi
CSTD= -std=c11
CSTD= -std=gnu17
# compiler bit architecture
# Compiler bit architecture
#
# Some entries require 32-bitness:
# ARCH= -m32
@@ -82,20 +90,21 @@ CSTD= -std=c11
#
ARCH=
# defines that are needed to compile
# Defines that are needed to compile
#
CDEFINE=
#CDEFINE= -DIOCCC=25
#CDEFINE= -DIOCCC
# include files that are needed to compile
# Include files that are needed to compile
#
CINCLUDE=
#CINCLUDE= -include stdlib.h
#CINCLUDE= -include stdio.h
#CINCLUDE= -include stdlib.h -include stdio.h
#CINCLUDE= -I ${X11_INCDIR}
#CINCLUDE= -I ${X11_INCDIR} -I ${X11_INCDIR}/X11
#CINCLUDE= `${SDL2_CONFIG} --cflags`
# optimization
# Optimization
#
# Most compiles will safely use -O2. Some can use only -O1 or -O.
# A few compilers have broken optimizers or this entry make break
@@ -108,38 +117,56 @@ CINCLUDE=
#OPT= -O2
OPT= -O3
# default flags for ANSI C compilation
# Default flags for ANSI C compilation
#
CFLAGS= ${CSTD} ${CWARN} ${ARCH} ${CDEFINE} ${CINCLUDE} ${OPT}
# Libraries needed to build
#
LIBS=
#LIBS= -L ${X11_LIBDIR}
#LIBS= -lm
#LIBS= -L ${X11_LIBDIR} -lX11
#LIBS= `${SDL2_CONFIG} --libs`
# ANSI compiler
#
# Set CC to the name of your ANSI compiler.
#
# Some entries seem to need gcc. If you have gcc, set
# both CC and MAY_NEED_GCC to gcc.
#
# If you do not have gcc, set CC to the name of your ANSI compiler, and
# set MAY_NEED_GCC to either ${CC} (and hope for the best) or to just :
# to disable such programs.
# C compiler to use
#
CC= cc
#CC=clang
MAY_NEED_GCC= gcc
#CC=gcc
# Compiler add-ons or replacements for clang only
#
ifeq ($(CC),clang)
#
CSILENCE+= -Wno-implicit-int-conversion -Wno-missing-variable-declarations \
-Wno-poison-system-directories -Wno-shorten-64-to-32
#
CWARN+= -Weverything
#
endif
# Specific add-ons or replacements for gcc only
#
ifeq ($(CC),gcc)
#
#CSILENCE+=
#
#CWARN+=
#
endif
##############################
# Special flags for this entry
##############################
#
OBJ= prog.o
ENTRY= mills
PROG= prog
#
OBJ= ${PROG}.o
CSRC= ${PROG}.o
DATA=
TARGET= prog v0 v6
TARGET= ${PROG} v0 v6
#
ALT_OBJ=
ALT_TARGET=
@@ -158,62 +185,66 @@ V6_TAPE_URL= https://www.tuhs.org/Archive/Distributions/Research/Ken_Wellsch_v6/
# build the entry
#################
#
all: ${TARGET} ${DATA}
all: data ${TARGET}
@${TRUE}
prog: prog.c rk05.bsd.fs
.PHONY: all alt data everything clean clobber install \
love haste waste maker easter_egg sandwich \
supernova deep_magic magic charon pluto
${PROG}: ${PROG}.c rk05.bsd.fs
${CC} ${CFLAGS} -DI='"rk05.bsd.fs"' -DA=4096 -DS=0173030 -DW=MAP_PRIVATE -DT= -DX=5 -DY=128 \
-DV=270 -DP='"89!>@@89T=@@89\"89DQ@K89$$89Q1@H0@@@P@1@@"' prog.c -o $@ ${LIBS}
-DV=270 -DP='"89!>@@89T=@@89\"89DQ@K89$$89Q1@H0@@@P@1@@"' ${PROG}.c -o $@ ${LIBS}
rk05.bsd.fs: empty.fs.bz2 builddisk.bsd bsd.img.bz2
@${RM} -f $@
${RM} -f $@
${BZIP2} -dc empty.fs.bz2 > rk05.bsd.fs
${BZIP2} -dc bsd.img.bz2 | ./builddisk.bsd
builddisk.bsd: prog.c
builddisk.bsd: ${PROG}.c
${CC} ${CFLAGS} -DI='"rk05.bsd.fs"' -DA=4096 -DS=0 -DW=MAP_SHARED -DT= -DX=0 -DY=0 -DV=270 \
-DP='"Q@ 89D?A E@#?@$$D@H?<@E@$$8CA1@H8CJ4EH8CA1@L8CJ4FH)@!F@H%@$$1@H?@%89\"?<@89T89!Q@\"89$$89Q1@[%@#1@D<@ @EHO??@X@@@@@@@1@@"' \
-o $@ prog.c
-o $@ ${PROG}.c
rk05.v6.fs: empty.fs.bz2 builddisk.v6 v6.img.bz2
@${RM} -f $@
${BZIP2} -dc empty.fs.bz2 > rk05.v6.fs
${BZIP2} -dc v6.img.bz2 | ./builddisk.v6
builddisk.v6: prog.c
builddisk.v6: ${PROG}.c
${CC} ${CFLAGS} -DI='"rk05.v6.fs"' -DA=4096 -DS=0 -DW=MAP_SHARED -DT= -DX=0 -DY=0 -DV=270 \
-DP='"Q@ 89D?A E@#?@$$D@H?<@E@$$8CA1@H8CJ4EH8CA1@L8CJ4FH)@!F@H%@$$1@H?@%89\"?<@89T89!Q@\"89$$89Q1@[%@#1@D<@ @EHO??@X@@@@@@@1@@"' \
-o $@ prog.c
-o $@ ${PROG}.c
empty.fs.bz2: boot.dat
@${RM} -f empty.fs
${RM} -f empty.fs
${DD} if=/dev/zero of=empty.fs count=10800
${DD} if=boot.dat of=empty.fs conv=notrunc
${BZIP2} empty.fs
v0: prog.c Makefile v0.image.fs
v0: ${PROG}.c Makefile v0.image.fs
@echo "This IOCCC25 Makefile preserves the state of v0.image.fs at the time it won."
@echo "If you want to look for v0.image.fs updates, try: ${CURL} ${IMAGE_FS_URL} -o v0.image.fs"
@echo "Warning: any updates from ${IMAGE_FS_URL} are unofficial and are not part of the IOCCC."
${CC} ${CFLAGS} -DI='"v0.image.fs"' -DA=4096 -DS=0 -DW=MAP_PRIVATE \
-DT="INLCR|ICRNL,0,0,ECHO" -DX=5 -DY=128 -DV=200 \
-DP='"89!?@@89T=@@89\"Q@M89DQ@L89$$89Q1@I0A@@P@X@@1@@"' prog.c -o $@
-DP='"89!?@@89T=@@89\"Q@M89DQ@L89$$89Q1@I0A@@P@X@@1@@"' ${PROG}.c -o $@
v6: empty.fs.bz2 builddisk.v6 v6.img.bz2 rk05.v6.fs
${CC} ${CFLAGS} -DI='"rk05.v6.fs"' -DA=4096 -DS=0173030 -DW=MAP_PRIVATE -DT= -DX=5 -DY=128 \
-DV=270 -DP='"89!>@@89T=@@89\"89DQ@K89$$89Q1@H0@@@P@1@@"' prog.c -o $@ ${LIBS}
-DV=270 -DP='"89!>@@89T=@@89\"89DQ@K89$$89Q1@H0@@@P@1@@"' ${PROG}.c -o $@ ${LIBS}
v6.img.bz2: v6.tape.gz
@echo "This IOCCC25 Makefile preserves the state of v6.tape.gz at the time it won."
@echo "If you want to look for v6.tape.gz updates, try: ${CURL} ${V6_TAPE_URL} -o v6.tape.gz"
@echo "Warning: any updates from ${V6_TAPE_URL} are unofficial and are not part of the IOCCC."
@${RM} -f v6.tape
${RM} -f v6.tape
${GZIP_PROG} -c -d v6.tape.gz | ${DD} of=v6.img count=4000 skip=100
${BZIP2} v6.img
# alternative executable
#
alt: ${ALT_TARGET}
alt: data ${ALT_TARGET}
@${TRUE}
# data files
@@ -221,39 +252,53 @@ alt: ${ALT_TARGET}
data: ${DATA}
@${TRUE}
# both all and alt
#
everything: all alt
###############
# utility rules
###############
#
everything: all alt
clean:
${RM} -f ${OBJ} ${ALT_OBJ}
@-if [ -f indent.c ]; then \
echo ${RM} -f indent.c; \
${RM} -f indent.c; \
fi
clobber: clean
${RM} -f ${TARGET} ${ALT_TARGET}
${RM} -f builddisk.bsd builddisk.v6 v0 rk05.bsd.fs rk05.v6.fs empty.fs.bz2 empty.fs v6.fs v6.img.bz2 v0.img
${RM} -f v6.tape
${RM} -f builddisk.bsd builddisk.v6 v0 rk05.bsd.fs rk05.v6.fs
${RM} -f empty.fs.bz2 empty.fs v6.fs v6.img.bz2 v0.img v6.tape
@-if [ -e sandwich ]; then \
${RM} -f sandwich; \
echo 'ate sandwich'; \
fi
nuke: clobber
@${TRUE}
dist_clean: nuke
@${TRUE}
install:
@echo "Surely you are performing, Dr. May!"
@echo "Dr. Spock says that is not logical!"
@${TRUE}
# backwards compatibility
# you may be able to misunderstand the source by reading indent.c
#
build: all
@${TRUE}
indent.c: ${PROG}.c
@if which "${GINDENT}" >/dev/null 2>&1; then \
echo ${RM} -f $@; \
${RM} -f $@; \
echo "${GINDENT} < $< > $@"; \
${GINDENT} < $< > $@; \
elif which "${INDENT}" >/dev/null 2>&1; then \
echo ${RM} -f $@; \
${RM} -f $@; \
echo "${INDENT} < $< > $@"; \
${INDENT} < $< > $@; \
else \
echo "no intent tool found, ident $< yourself, sorry"; \
echo "exit 1"; \
exit 1; \
fi
##################
@@ -272,22 +317,19 @@ waste:
@echo 'haste'
@${TRUE}
make:
@echo 'Attend a maker faire'
maker:
@echo 'Participate in a maker faire'
@${TRUE}
easter_egg:
@echo you expected to often mis-understand this $${RANDOM} magic
@echo chongo '<was here>' "/\\oo/\\"
@echo Eggy
@echo "you expected to often misunderstand this $${RANDOM} magic"
@echo "chongo '<was here>' /\\oo/\\"
@echo "Eggy"
fabricate fashion form frame manufacture produce: make
@${TRUE}
sandwich:
sandwich: easter_egg
@if [ `id -u` -eq 0 ]; then \
echo 'Okay.'; \
echo $${RANDOM}`date +%s`$${RANDOM} > $@; \
echo "$${RANDOM}`date +%s`$${RANDOM}" > $@; \
else \
echo 'What? Make it yourself.'; \
exit 1; \
@@ -297,18 +339,19 @@ sandwich:
# as well as the West Coast Computer Faire and
# you might be confused different. :-)
#
supernova: nuke
supernova: sandwich
@-if [ -r .code_anal ]; then \
${RM} -f .code_anal_v6; \
else \
echo "planet deniers, like some members of the IAU, are so cute when they try to defend their logic"; \
fi
@echo A $@ helps ${MAKE} the elements that help form planets
@echo "A $@ helps ${MAKE} the elements that help form planets"
@${TRUE}
deep_magic:
deep_magic: supernova
@-if [ -r .code_anal ]; then \
ccode_analysis --deep_magic 3a3fabb90892eeb2f610ae0f74a35a970060665a063ab702bd686c17c4ae07f6 --FNV1a_hash_256_bit "prog"; \
ccode_analysis --deep_magic 7889066cdbdf09b0408021754586e895be641cc9be29e7eafd3ca65359541f17 \
--FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
else \
echo "Wrong! Do it again!"; \
sleep 2; \
@@ -320,7 +363,7 @@ deep_magic:
magic: deep_magic
@-if [ -r .code_anal ]; then \
ccode_analysis --mode 216091 --level 216193 --FNV1a_hash_256_bit "prog"; \
ccode_analysis --level 20003 --mode 5717175 --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
else \
echo "If you don't eat yer meat, you can't have any pudding!"; \
echo "How can you have any pudding if you don't eat yer meat?!"; \
@@ -329,14 +372,14 @@ magic: deep_magic
# The IOCCC resident astronomer states
#
charon: supernova
@echo $@ is a dwarf planet
@echo dwarf is a type of planet
@echo $@ is a planet
charon: magic
@echo "$@ is a dwarf planet"
@echo "dwarf is a type of planet"
@echo "therefore IAU, $@ is a planet"
pluto: supernova
pluto: charon
${MAKE} charon
@echo $@ is a dwarf planet
@echo dwarf is a type of planet
@echo $@ is a planet
@echo get used to having lots of planets becasue supernovae can ${MAKE} a lot of them
@echo "$@ is a dwarf planet"
@echo "dwarf is a type of planet"
@echo "therefore, $@ is a planet"
@echo "having lots of planets is good feature because supernovae can help ${MAKE} a lot of them"