fix 1996 Makefiles

1996/Makefile

@@ -46,12 +46,17 @@
 # See: http://creativecommons.org/licenses/by-sa/3.0/
 
 
-################
+#############################
-# tool locations
+# shell used by this Makefile
-################
+#############################
 #
-SHELL= /bin/bash
+SHELL= bash
-MAKE= make
+
+#######################
+# common tool locations
+#######################
+#
+include ../var.mk
 
 
 ###############

1996/august/.gitignore

@@ -1 +1,2 @@
 august
+august.oc

1996/august/Makefile

@@ -1,156 +1,347 @@
-# %W% %G% %U%
+#!/usr/bin/env make
 #
-# 1996 makefile
+# IOCCC 1996 winning entry - august
+
+################################################################################
 #
-# Copyright (c) 1997, Landon Curt Noll & Sriram Srinivasan
+# An Historical Makefile NOTE:
-# All Rights Reserved.  Permission for personal, educational or non-profit
+#
-# use is granted provided this this copyright and notice are included in its
+# The orig.Makefile, if it exits, is the original Makefile before this IOCCC
-# entirety and remains unaltered.  All other uses must receive prior permission
+# year directory was reworked so that entries are in separate directories.
-# from Landon Curt Noll and Sriram Srinivasan.
+# This also applies to any orig.ansi.mk and orig.common.mk files.
+#
+# Several Makefiles were modified / formed in 2022, and as such it may have
+# elements that are not historically compatible with way entries were built.
+# The orig.Makefile, if it exits, is a copy of the pre-modified Makefile.
+#
+# 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/
 
 
-SHELL=/bin/sh
+#############################
-CAT=cat
+# shell used by this Makefile
-CHMOD=chmod
+#############################
-CP=cp
+#
-GUNZIP=gunzip
+SHELL= bash
-UUDECODE=uudecode
-LN=ln
-RM=rm
-SED=sed
-TRUE=true
 
-# flags for ANSI compiles
+#######################
+# common tool locations
+#######################
 #
-# NOTE: Some ANSI compilers make use of -Xa to turn on ANSI mode,
+include ../../var.mk
-#	others such as gcc may want -ansi, others may want nothing
-#	at all.  Adjust the CFLAGS line as needed.
-#
-# NOTE: Some compilers cannot optimize, or optimize some entries
-#	incorrectly.  You might want to turn on -O to see if your
-#	compiler can handle them.
-#
-#CFLAGS=-O -Xa
-#CFLAGS=-Xa
-#CFLAGS= -ansi
-CFLAGS= -ansi -O
-#CFLAGS=
 
-# ANSI compiler
+# Set X11_LIBDIR to the directory where the X11 library resides
 #
-# Set CC to the name of your ANSI compiler.
+#X11_LIBDIR= /usr/X11R6/lib
-CC=cc
+#X11_LIBDIR= /usr/X11/lib
+X11_LIBDIR= /opt/X11/lib
+
+# Set X11_INCLUDEDIR to the directory where the X11 include files reside
+#
+#X11_INCDIR= /usr/X11R6/include
+#X11_INCDIR= /usr/X11/include
+X11_INCDIR= /opt/X11/include
+
+# Common C compiler warnings to silence
+#
+#CSILENCE=
+CSILENCE= -Wno-error -Wno-implicit-function-declaration -Wno-invalid-source-encoding
+
+# Common C compiler warning flags
+#
+#CWARN= ${CSILENCE}
+#CWARN= -Wall ${CSILENCE}
+#CWARN= -Wall -Wextra ${CSILENCE}
+CWARN= -Wall -Wextra -pedantic ${CSILENCE}
+
+# Compiler standard
+#
+#CSTD=
+#CSTD= -ansi
+CSTD= -std=gnu90
+
+# Compiler bit architecture
+#
+# Some entries require 32-bitness:
+# ARCH= -m32
+#
+# Some entries require 64-bitness:
+# ARCH= -m64
+#
+# By default we assume nothing:
+#
+ARCH=
+
+# Defines that are needed to compile
+#
+#CDEFINE=
+CDEFINE= -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
+	-D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
+	-DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
+	-D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)'
+
+# 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 ${HOMEBREW_PREFIX}/include/SDL2
+
+# 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
+# under those buggy optimizers and thus you may not want anything.
+# Reasonable compilers will allow for -O3.
+#
+#OPT=
+#OPT= -O
+#OPT= -O1
+#OPT= -O2
+OPT= -O3
+
+# Default flags for ANSI C compilation
+#
+CFLAGS= ${CSTD} ${CWARN} ${ARCH} ${CDEFINE} ${CINCLUDE} ${OPT}
+
+# Libraries needed to build
+#
+LIBS=
+#LIBS= -lm
+#LIBS= -L ${X11_LIBDIR} -lX11
+#LIBS= -L ${HOMEBREW_PREFIX}/lib -lSDL
+
+# C compiler to use
+#
+CC= cc
+#CC=clang
 #CC=gcc
 
-# winners that compile under ANSI C
+# Compiler add-ons or replacements for clang only
 #
-WINNERS= august dalbec eldby gandalf huffman jonth rcm schweikh1 \
+ifeq ($(CC),clang)
-	schweikh2 schweikh3 westley
-ALT_NAMES= august.orig
-
-LEVEL=5
-
-all: $(WINNERS)
-
-# NOTE: Some compilers will compile this code into infinite loop
-#	progs.  We have found gcc to work on a number of platforms.
-#	If the following example does not execute in a very
-#	short time, try a better compiler:
 #
-#		cat august.c test.oc | ./august > test.oo
+CSILENCE+= -Wno-conditional-uninitialized -Wno-missing-variable-declarations \
-#	
+	-Wno-poison-system-directories
-august: august.c fac.oc parse.oc test.oc
+#
-	${CC} ${CFLAGS} -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
+CWARN+= -Weverything
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
+#
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
+endif
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
+
-	    august.c -o august 
+# Specific add-ons or replacements for gcc only
+#
+ifeq ($(CC),gcc)
+#
+#CSILENCE+=
+#
+#CWARN+=
+#
+endif
+
+
+##############################
+# Special flags for this entry
+##############################
+#
+ENTRY= august
+PROG= ${ENTRY}
+#
+OBJ= ${PROG}.o
+DATA= fac.oc parse.oc test.oc
+TARGET= ${PROG} ${PROG}.oc
+#
+ALT_OBJ=
+ALT_TARGET=
+
+
+#################
+# build the entry
+#################
+#
+all: data ${TARGET}
+	@${TRUE}
+
+.PHONY: all alt data everything clean clobber install \
+	love haste waste maker easter_egg sandwich \
+	supernova deep_magic magic charon pluto
+
+${PROG}: ${PROG}.c
+	${CC} ${CFLAGS} $< -o $@ ${LIBS}
 	${CHMOD} +r fac.oc parse.oc test.oc
 
 # This forms a byte code execution engine written in OC
 #
-august.oc: august.c
+${PROG}.oc: ${PROG}.c
-	${RM} -f august.oc
+	${RM} -f $@
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
+	${CC} ${CFLAGS} -E $< -o $@ ${LIBS} > $@
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
+	${CHMOD} +r $@
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c > august.oc
-	${CHMOD} +r august.oc
 
-# NOTE: this is the original source that won
+# alternative executable
 #
-august.orig: august.orig.c fac.oc parse.oc test.oc
+alt: data ${ALT_TARGET}
-	${CC} ${CFLAGS} -DZ=60000 -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c -o august.orig
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c > august.oc
-	${CHMOD} +r fac.oc parse.oc test.oc august.oc
-
-dalbec: dalbec.c
-	${CC} ${CFLAGS} dalbec.c -o dalbec
-
-eldby: eldby.c
-	${CC} ${CFLAGS} eldby.c -o eldby
-
-gandalf: gandalf.c
-	${CC} ${CFLAGS} gandalf.c -o gandalf
-	${RM} -f hatcat cathat
-	${CP} gandalf hatcat 
-	${CP} gandalf cathat
-
-huffman: huffman.c
-	${CC} ${CFLAGS} huffman.c -o huffman
-
-# Add -I${X}/include and -L${X}/lib if this doesn't build
-#  (X is the root of the X Window distribution)
-# Solaris users add -lsocket
-#
-jonth: jonth.c
-	${CC} ${CFLAGS} jonth.c -o jonth -lX11 -lm
-
-rcm: rcm.c
-	${CC} ${CFLAGS} -DJ='if(' -Ds='else J O==' -DU='B(' \
-	    -DX='for(' -DH='unsigned' -Dn='struct x' -DA='0,0,0,0,' \
-	    -DT='<stdio.h>' -DY='<stdlib.h>' -DR='malloc(sizeof(n))' \
-	    -DM='%=K' -DK=32768 -DD='getchar()' -DN=putchar rcm.c -o rcm
-
-schweikh1: schweikh1.c errno.h
-	${CC} ${CFLAGS} -I. schweikh1.c -o schweikh1
-
-schweikh2: schweikh2.c hunni.c hunni.pl
-	${CC} ${CFLAGS} -D_POSIX_SOURCE schweikh2.c -o schweikh2
-
-# NOTE: On some systems such as SunOS, one may need to compile with:
-#
-#	${CC} ${CFLAGS} \
-#	  -I. -D_POSIX_SOURCE '-Ddifftime(a,b)=(double)(b-a)' \
-#	  schweikh3.c -o schweikh3
-#	
-schweikh3: schweikh3.c iso646.h
-	${CC} ${CFLAGS} -I. -D_POSIX_SOURCE schweikh3.c -o schweikh3
-
-westley: westley.c clock1 clock2 clock3
-	${CC} ${CFLAGS} westley.c -o westley
-	${CHMOD} +x clock1 clock2 clock3
-
-clean:
-	${RM} -f *.o a.out core ${WINNERS}
-
-clobber: clean
-	${RM} -f $(WINNERS)
-	${RM} -f $(ALT_NAMES)
-	${RM} -f fac.oo parse.oo test.oo hatcat cathat august.oc
-
-nuke: clobber
 	@${TRUE}
 
-install: all
+# data files
-	${CAT} $(WINNERS) $(ALT_NAMES) > /dev/null
+#
+data: ${DATA}
+	@${TRUE}
+
+# both all and alt
+#
+everything: all alt
+
+
+###############
+# utility rules
+###############
+#
+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}
+	@-if [ -e sandwich ]; then \
+	    ${RM} -f sandwich; \
+	    echo 'ate sandwich'; \
+	fi
+
+install:
+	@echo "Dr. Spock says that is not logical!"
+	@${TRUE}
+
+# you may be able to misunderstand the source by reading indent.c
+#
+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 $< yourself, sorry"; \
+	    echo "exit 1"; \
+	    exit 1; \
+	fi
+
+
+##################
+# 133t hacker rulz
+##################
+#
+love:
+	@echo 'not war?'
+	@${TRUE}
+
+haste:
+	$(MAKE) waste
+	@${TRUE}
+
+waste:
+	@echo 'haste'
+	@${TRUE}
+
+maker:
+	@echo 'Participate in a maker faire'
+	@${TRUE}
+
+easter_egg:
+	@echo "you expected to often misunderstand this $${RANDOM} magic"
+	@echo "chongo '<was here>' /\\oo/\\"
+	@echo "Eggy"
+
+sandwich: easter_egg
+	@if [ `id -u` -eq 0 ]; then \
+	    echo 'Okay.'; \
+	    echo "$${RANDOM}`date +%s`$${RANDOM}" > $@; \
+	else \
+	    echo 'What? Make it yourself.'; \
+	    exit 1; \
+	fi
+
+# Understand the history of the Homebrew Computer Club
+# as well as the West Coast Computer Faire and
+# you might be confused different.  :-)
+#
+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 ${MAKE} the elements that help form planets"
+	@${TRUE}
+
+deep_magic: supernova
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --deep_magic 7889066cdbdf09b0408021754586e895be641cc9be29e7eafd3ca65359541f17 \
+	    		   --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	fi
+	@${TRUE}
+
+magic: deep_magic
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --level 20003 --mode 5717175 --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "If you don't eat yer meat, you can't have any pudding!"; \
+	    echo "How can you have any pudding if you don't eat yer meat?!"; \
+	fi
+	@${TRUE}
+
+# The IOCCC resident astronomer states
+#
+charon: magic
+	@echo "$@ is a dwarf planet"
+	@echo "dwarf is a type of planet"
+	@echo "therefore IAU, $@ is a planet"
+
+pluto: charon
+	${MAKE} charon
+	@echo "$@ 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"

1996/august/README.md

@@ -1,4 +1,4 @@
-Best of Show:
+# Best of Show:
 
     Lennart Augustsson
     CR&T
@@ -6,17 +6,20 @@ Best of Show:
     S-411 21 Goteborg
     Sweden
 
+## To build:
 
-Judges' comments:
+        make all
+
+### To run
 
-    To use:
-	make august
 	cat august.c test.oc | ./august > test.oo
 	./august < test.oo
 
-    NOTE: Some compilers will compile this code into infinite loops!
+	NOTE: Some compilers will compile this code into infinite loops!
-	  If the above cat line does not execute in a very short amount
+	      If the above cat line does not execute in a very short amount
-	  of time, then you may need to fix your compiler or use gcc.
+	      of time, then you may need to fix your compiler or use gcc.
+
+## Judges' comments
 
     Try: 
 	cat august.c fac.oc | ./august > fac.oo
@@ -56,8 +59,7 @@ Judges' comments:
     entry as it surely will make the 'best of the IOCCC' list.  It was
     very well received by those who attended the IOCCC BOF.
 
-
+## Author's comments
-Selected notes from the author:
 
     This program is a bytecode interpreter.  This fact is not
     particularly obfuscated; any experienced C programmer can see that

1996/august/august.orig.c

@@ -1,321 +0,0 @@
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- { ôr	; éŸ
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- ; 	 h�h 
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- } ; <	
- {	]-	 Bšretur; ¡if 
-else 
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-char 
- {	;  { pu{		 	} 
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-{ 	; 	;	; ·	;
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;  ; ;	

-{ 
-; ; €Õ;	@ë ;	Á; L {
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-
-#define U(x)s--;T=x
-#define C(l,s)I(o==l){s;}E
-#define Q(l,o)C(l,r=P;T=T o r)
-#define O(l,o)C(l,T=o T)
-#define H(l,s)C(l,U(s))
-int
-main(){int*q,s,f,r,o,l,p,c,b;
-char*d;
-d=" \t\n;{}\0AÊP€³²‰Š@ɵ�gEÏͱ°Œ0�Ž‹q";
-b=256;
-q=m;
-g;
-o=g;
-c=g;
-c=c+g*b;
-p=c;
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-C(59,r=2)C('{',r=5)C('}',r=8)r=0;
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-p--;
-}}E{I((o==32)+(o==9)+(o==10)){r=g;
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-o=d[o]+b;
-}*q++=o%b;
-p--;
-}}W(g!=12);
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-U(r))C(23,T=m[T])C(19,T=m[T]++)C(25,T=m[T]--){l=o%16;
-o=o/16;
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-l=l+B*b;
-}E I(7<l)l=l+B*8-1;
-H(2,f+l)H(4,f-l-4)H(3,m[f+l])H(5,m[f-l-4])H(6,c+l)H(7,m[c+l])H(12,l)H(8,l)C(9,U(p);
-p=p+l)C(11,r=X-l/2];
-I(r<3){I(r)r=putchar(T);
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-r=g;
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-}E{X 1]=p;
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-f=s;
-s=s-19;
-p=r;
-})C(13,p=l)C(15,I(P)p=l)C(14,I(!P)p=l);
-}}}

1996/dalbec/Makefile

@@ -1,156 +1,336 @@
-# %W% %G% %U%
+#!/usr/bin/env make
 #
-# 1996 makefile
+# IOCCC 1996 winning entry - dalbec
+
+################################################################################
 #
-# Copyright (c) 1997, Landon Curt Noll & Sriram Srinivasan
+# An Historical Makefile NOTE:
-# All Rights Reserved.  Permission for personal, educational or non-profit
+#
-# use is granted provided this this copyright and notice are included in its
+# The orig.Makefile, if it exits, is the original Makefile before this IOCCC
-# entirety and remains unaltered.  All other uses must receive prior permission
+# year directory was reworked so that entries are in separate directories.
-# from Landon Curt Noll and Sriram Srinivasan.
+# This also applies to any orig.ansi.mk and orig.common.mk files.
+#
+# Several Makefiles were modified / formed in 2022, and as such it may have
+# elements that are not historically compatible with way entries were built.
+# The orig.Makefile, if it exits, is a copy of the pre-modified Makefile.
+#
+# 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/
 
 
-SHELL=/bin/sh
+#############################
-CAT=cat
+# shell used by this Makefile
-CHMOD=chmod
+#############################
-CP=cp
+#
-GUNZIP=gunzip
+SHELL= bash
-UUDECODE=uudecode
-LN=ln
-RM=rm
-SED=sed
-TRUE=true
 
-# flags for ANSI compiles
+#######################
+# common tool locations
+#######################
 #
-# NOTE: Some ANSI compilers make use of -Xa to turn on ANSI mode,
+include ../../var.mk
-#	others such as gcc may want -ansi, others may want nothing
-#	at all.  Adjust the CFLAGS line as needed.
-#
-# NOTE: Some compilers cannot optimize, or optimize some entries
-#	incorrectly.  You might want to turn on -O to see if your
-#	compiler can handle them.
-#
-#CFLAGS=-O -Xa
-#CFLAGS=-Xa
-#CFLAGS= -ansi
-CFLAGS= -ansi -O
-#CFLAGS=
 
-# ANSI compiler
+# Set X11_LIBDIR to the directory where the X11 library resides
 #
-# Set CC to the name of your ANSI compiler.
+#X11_LIBDIR= /usr/X11R6/lib
-CC=cc
+#X11_LIBDIR= /usr/X11/lib
+X11_LIBDIR= /opt/X11/lib
+
+# Set X11_INCLUDEDIR to the directory where the X11 include files reside
+#
+#X11_INCDIR= /usr/X11R6/include
+#X11_INCDIR= /usr/X11/include
+X11_INCDIR= /opt/X11/include
+
+# Common C compiler warnings to silence
+#
+#CSILENCE=
+CSILENCE= -Wno-logical-not-parentheses
+
+# Common C compiler warning flags
+#
+#CWARN= ${CSILENCE}
+#CWARN= -Wall ${CSILENCE}
+#CWARN= -Wall -Wextra ${CSILENCE}
+CWARN= -Wall -Wextra -pedantic ${CSILENCE}
+
+# Compiler standard
+#
+#CSTD=
+#CSTD= -ansi
+CSTD= -std=gnu90
+
+# Compiler bit architecture
+#
+# Some entries require 32-bitness:
+# ARCH= -m32
+#
+# Some entries require 64-bitness:
+# ARCH= -m64
+#
+# By default we assume nothing:
+#
+ARCH=
+
+# Defines that are needed to compile
+#
+CDEFINE=
+#CDEFINE= -DIOCCC
+
+# 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 ${HOMEBREW_PREFIX}/include/SDL2
+
+# 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
+# under those buggy optimizers and thus you may not want anything.
+# Reasonable compilers will allow for -O3.
+#
+#OPT=
+#OPT= -O
+#OPT= -O1
+#OPT= -O2
+OPT= -O3
+
+# Default flags for ANSI C compilation
+#
+CFLAGS= ${CSTD} ${CWARN} ${ARCH} ${CDEFINE} ${CINCLUDE} ${OPT}
+
+# Libraries needed to build
+#
+LIBS=
+#LIBS= -lm
+#LIBS= -L ${X11_LIBDIR} -lX11
+#LIBS= -L ${HOMEBREW_PREFIX}/lib -lSDL
+
+# C compiler to use
+#
+CC= cc
+#CC=clang
 #CC=gcc
 
-# winners that compile under ANSI C
+# Compiler add-ons or replacements for clang only
 #
-WINNERS= august dalbec eldby gandalf huffman jonth rcm schweikh1 \
+ifeq ($(CC),clang)
-	schweikh2 schweikh3 westley
-ALT_NAMES= august.orig
-
-LEVEL=5
-
-all: $(WINNERS)
-
-# NOTE: Some compilers will compile this code into infinite loop
-#	progs.  We have found gcc to work on a number of platforms.
-#	If the following example does not execute in a very
-#	short time, try a better compiler:
 #
-#		cat august.c test.oc | ./august > test.oo
+CSILENCE+= -Wno-poison-system-directories
-#	
-august: august.c fac.oc parse.oc test.oc
-	${CC} ${CFLAGS} -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c -o august 
-	${CHMOD} +r fac.oc parse.oc test.oc
-
-# This forms a byte code execution engine written in OC
 #
-august.oc: august.c
+CWARN+= -Weverything
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c > august.oc
-	${CHMOD} +r august.oc
-
-# NOTE: this is the original source that won
 #
-august.orig: august.orig.c fac.oc parse.oc test.oc
+endif
-	${CC} ${CFLAGS} -DZ=60000 -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c -o august.orig
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c > august.oc
-	${CHMOD} +r fac.oc parse.oc test.oc august.oc
 
-dalbec: dalbec.c
+# Specific add-ons or replacements for gcc only
-	${CC} ${CFLAGS} dalbec.c -o dalbec
-
-eldby: eldby.c
-	${CC} ${CFLAGS} eldby.c -o eldby
-
-gandalf: gandalf.c
-	${CC} ${CFLAGS} gandalf.c -o gandalf
-	${RM} -f hatcat cathat
-	${CP} gandalf hatcat 
-	${CP} gandalf cathat
-
-huffman: huffman.c
-	${CC} ${CFLAGS} huffman.c -o huffman
-
-# Add -I${X}/include and -L${X}/lib if this doesn't build
-#  (X is the root of the X Window distribution)
-# Solaris users add -lsocket
 #
-jonth: jonth.c
+ifeq ($(CC),gcc)
-	${CC} ${CFLAGS} jonth.c -o jonth -lX11 -lm
-
-rcm: rcm.c
-	${CC} ${CFLAGS} -DJ='if(' -Ds='else J O==' -DU='B(' \
-	    -DX='for(' -DH='unsigned' -Dn='struct x' -DA='0,0,0,0,' \
-	    -DT='<stdio.h>' -DY='<stdlib.h>' -DR='malloc(sizeof(n))' \
-	    -DM='%=K' -DK=32768 -DD='getchar()' -DN=putchar rcm.c -o rcm
-
-schweikh1: schweikh1.c errno.h
-	${CC} ${CFLAGS} -I. schweikh1.c -o schweikh1
-
-schweikh2: schweikh2.c hunni.c hunni.pl
-	${CC} ${CFLAGS} -D_POSIX_SOURCE schweikh2.c -o schweikh2
-
-# NOTE: On some systems such as SunOS, one may need to compile with:
 #
-#	${CC} ${CFLAGS} \
+#CSILENCE+=
-#	  -I. -D_POSIX_SOURCE '-Ddifftime(a,b)=(double)(b-a)' \
+#
-#	  schweikh3.c -o schweikh3
+#CWARN+=
-#	
+#
-schweikh3: schweikh3.c iso646.h
+endif
-	${CC} ${CFLAGS} -I. -D_POSIX_SOURCE schweikh3.c -o schweikh3
 
-westley: westley.c clock1 clock2 clock3
-	${CC} ${CFLAGS} westley.c -o westley
-	${CHMOD} +x clock1 clock2 clock3
 
-clean:
+##############################
-	${RM} -f *.o a.out core ${WINNERS}
+# Special flags for this entry
+##############################
+#
+ENTRY= dalbec
+PROG= ${ENTRY}
+#
+OBJ= ${PROG}.o
+DATA=
+TARGET= ${PROG}
+#
+ALT_OBJ=
+ALT_TARGET=
 
-clobber: clean
-	${RM} -f $(WINNERS)
-	${RM} -f $(ALT_NAMES)
-	${RM} -f fac.oo parse.oo test.oo hatcat cathat august.oc
 
-nuke: clobber
+#################
+# build the entry
+#################
+#
+all: data ${TARGET}
 	@${TRUE}
 
-install: all
+.PHONY: all alt data everything clean clobber install \
-	${CAT} $(WINNERS) $(ALT_NAMES) > /dev/null
+	love haste waste maker easter_egg sandwich \
+	supernova deep_magic magic charon pluto
+
+${PROG}: ${PROG}.c
+	@echo "NOTE: This entry uses non-standard args to main() that do not work with modern compilers."
+	${CC} ${CFLAGS} $< -o $@ ${LIBS}
+
+# alternative executable
+#
+alt: data ${ALT_TARGET}
+	@${TRUE}
+
+# data files
+#
+data: ${DATA}
+	@${TRUE}
+
+# both all and alt
+#
+everything: all alt
+
+
+###############
+# utility rules
+###############
+#
+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}
+	@-if [ -e sandwich ]; then \
+	    ${RM} -f sandwich; \
+	    echo 'ate sandwich'; \
+	fi
+
+install:
+	@echo "Dr. Spock says that is not logical!"
+	@${TRUE}
+
+# you may be able to misunderstand the source by reading indent.c
+#
+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 $< yourself, sorry"; \
+	    echo "exit 1"; \
+	    exit 1; \
+	fi
+
+
+##################
+# 133t hacker rulz
+##################
+#
+love:
+	@echo 'not war?'
+	@${TRUE}
+
+haste:
+	$(MAKE) waste
+	@${TRUE}
+
+waste:
+	@echo 'haste'
+	@${TRUE}
+
+maker:
+	@echo 'Participate in a maker faire'
+	@${TRUE}
+
+easter_egg:
+	@echo "you expected to often misunderstand this $${RANDOM} magic"
+	@echo "chongo '<was here>' /\\oo/\\"
+	@echo "Eggy"
+
+sandwich: easter_egg
+	@if [ `id -u` -eq 0 ]; then \
+	    echo 'Okay.'; \
+	    echo "$${RANDOM}`date +%s`$${RANDOM}" > $@; \
+	else \
+	    echo 'What? Make it yourself.'; \
+	    exit 1; \
+	fi
+
+# Understand the history of the Homebrew Computer Club
+# as well as the West Coast Computer Faire and
+# you might be confused different.  :-)
+#
+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 ${MAKE} the elements that help form planets"
+	@${TRUE}
+
+deep_magic: supernova
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --deep_magic 7889066cdbdf09b0408021754586e895be641cc9be29e7eafd3ca65359541f17 \
+	    		   --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	fi
+	@${TRUE}
+
+magic: deep_magic
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --level 20003 --mode 5717175 --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "If you don't eat yer meat, you can't have any pudding!"; \
+	    echo "How can you have any pudding if you don't eat yer meat?!"; \
+	fi
+	@${TRUE}
+
+# The IOCCC resident astronomer states
+#
+charon: magic
+	@echo "$@ is a dwarf planet"
+	@echo "dwarf is a type of planet"
+	@echo "therefore IAU, $@ is a planet"
+
+pluto: charon
+	${MAKE} charon
+	@echo "$@ 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"

1996/dalbec/README.md

@@ -1,4 +1,4 @@
-Best Numerical Obfuscation:
+# Best Numerical Obfuscation:
 
     John Dalbec
     20 Squire's Ct.	(home address)
@@ -7,13 +7,18 @@ Best Numerical Obfuscation:
 
     http://www.math.yale.edu/pub/users/dalbec/
 
+## To build:
 
-Judges' comments:
+        make all
+
+	NOTE: This entry uses non-standard args to main() that do not work with modern compilers.
+
+### To run
 
-    To use:
-	make dalbec
 	./dalbec
 
+## Judges' comments
+
     The output is mis-leading ... why does it also print 2047?
 
     Also try:
@@ -32,8 +37,7 @@ Judges' comments:
     how this program works.  The source is small enough to make the effort
     reasonable, and complex enough to make it interesting.
 
-
+## Author's comments
-Selected notes from the author:
 
     This program assumes that your terminal wraps lines automatically.
     If this is not the case, you may need to change the space in the

1996/eldby/Makefile

@@ -1,156 +1,338 @@
-# %W% %G% %U%
+#!/usr/bin/env make
 #
-# 1996 makefile
+# IOCCC 1996 winning entry - eldby
+
+################################################################################
 #
-# Copyright (c) 1997, Landon Curt Noll & Sriram Srinivasan
+# An Historical Makefile NOTE:
-# All Rights Reserved.  Permission for personal, educational or non-profit
+#
-# use is granted provided this this copyright and notice are included in its
+# The orig.Makefile, if it exits, is the original Makefile before this IOCCC
-# entirety and remains unaltered.  All other uses must receive prior permission
+# year directory was reworked so that entries are in separate directories.
-# from Landon Curt Noll and Sriram Srinivasan.
+# This also applies to any orig.ansi.mk and orig.common.mk files.
+#
+# Several Makefiles were modified / formed in 2022, and as such it may have
+# elements that are not historically compatible with way entries were built.
+# The orig.Makefile, if it exits, is a copy of the pre-modified Makefile.
+#
+# 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/
 
 
-SHELL=/bin/sh
+#############################
-CAT=cat
+# shell used by this Makefile
-CHMOD=chmod
+#############################
-CP=cp
+#
-GUNZIP=gunzip
+SHELL= bash
-UUDECODE=uudecode
-LN=ln
-RM=rm
-SED=sed
-TRUE=true
 
-# flags for ANSI compiles
+#######################
+# common tool locations
+#######################
 #
-# NOTE: Some ANSI compilers make use of -Xa to turn on ANSI mode,
+include ../../var.mk
-#	others such as gcc may want -ansi, others may want nothing
-#	at all.  Adjust the CFLAGS line as needed.
-#
-# NOTE: Some compilers cannot optimize, or optimize some entries
-#	incorrectly.  You might want to turn on -O to see if your
-#	compiler can handle them.
-#
-#CFLAGS=-O -Xa
-#CFLAGS=-Xa
-#CFLAGS= -ansi
-CFLAGS= -ansi -O
-#CFLAGS=
 
-# ANSI compiler
+# Set X11_LIBDIR to the directory where the X11 library resides
 #
-# Set CC to the name of your ANSI compiler.
+#X11_LIBDIR= /usr/X11R6/lib
-CC=cc
+#X11_LIBDIR= /usr/X11/lib
+X11_LIBDIR= /opt/X11/lib
+
+# Set X11_INCLUDEDIR to the directory where the X11 include files reside
+#
+#X11_INCDIR= /usr/X11R6/include
+#X11_INCDIR= /usr/X11/include
+X11_INCDIR= /opt/X11/include
+
+# Common C compiler warnings to silence
+#
+#CSILENCE=
+CSILENCE= -Wno-empty-body -Wno-error -Wno-implicit-function-declaration \
+	-Wno-return-type -Wno-unsequenced
+
+# Common C compiler warning flags
+#
+#CWARN= ${CSILENCE}
+#CWARN= -Wall ${CSILENCE}
+#CWARN= -Wall -Wextra ${CSILENCE}
+CWARN= -Wall -Wextra -pedantic ${CSILENCE}
+
+# Compiler standard
+#
+#CSTD=
+#CSTD= -ansi
+CSTD= -std=gnu90
+
+# Compiler bit architecture
+#
+# Some entries require 32-bitness:
+# ARCH= -m32
+#
+# Some entries require 64-bitness:
+# ARCH= -m64
+#
+# By default we assume nothing:
+#
+ARCH=
+
+# Defines that are needed to compile
+#
+CDEFINE=
+#CDEFINE= -DIOCCC
+
+# 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 ${HOMEBREW_PREFIX}/include/SDL2
+
+# 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
+# under those buggy optimizers and thus you may not want anything.
+# Reasonable compilers will allow for -O3.
+#
+#OPT=
+#OPT= -O
+#OPT= -O1
+#OPT= -O2
+OPT= -O3
+
+# Default flags for ANSI C compilation
+#
+CFLAGS= ${CSTD} ${CWARN} ${ARCH} ${CDEFINE} ${CINCLUDE} ${OPT}
+
+# Libraries needed to build
+#
+LIBS=
+#LIBS= -lm
+#LIBS= -L ${X11_LIBDIR} -lX11
+#LIBS= -L ${HOMEBREW_PREFIX}/lib -lSDL
+
+# C compiler to use
+#
+CC= cc
+#CC=clang
 #CC=gcc
 
-# winners that compile under ANSI C
+# Compiler add-ons or replacements for clang only
 #
-WINNERS= august dalbec eldby gandalf huffman jonth rcm schweikh1 \
+ifeq ($(CC),clang)
-	schweikh2 schweikh3 westley
-ALT_NAMES= august.orig
-
-LEVEL=5
-
-all: $(WINNERS)
-
-# NOTE: Some compilers will compile this code into infinite loop
-#	progs.  We have found gcc to work on a number of platforms.
-#	If the following example does not execute in a very
-#	short time, try a better compiler:
 #
-#		cat august.c test.oc | ./august > test.oo
+CSILENCE+= -Wno-double-promotion -Wno-float-conversion -Wno-implicit-float-conversion \
-#	
+	-Wno-missing-prototypes -Wno-missing-variable-declarations \
-august: august.c fac.oc parse.oc test.oc
+	-Wno-poison-system-directories -Wno-strict-prototypes
-	${CC} ${CFLAGS} -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c -o august 
-	${CHMOD} +r fac.oc parse.oc test.oc
-
-# This forms a byte code execution engine written in OC
 #
-august.oc: august.c
+CWARN+= -Weverything
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c > august.oc
-	${CHMOD} +r august.oc
-
-# NOTE: this is the original source that won
 #
-august.orig: august.orig.c fac.oc parse.oc test.oc
+endif
-	${CC} ${CFLAGS} -DZ=60000 -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c -o august.orig
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c > august.oc
-	${CHMOD} +r fac.oc parse.oc test.oc august.oc
 
-dalbec: dalbec.c
+# Specific add-ons or replacements for gcc only
-	${CC} ${CFLAGS} dalbec.c -o dalbec
-
-eldby: eldby.c
-	${CC} ${CFLAGS} eldby.c -o eldby
-
-gandalf: gandalf.c
-	${CC} ${CFLAGS} gandalf.c -o gandalf
-	${RM} -f hatcat cathat
-	${CP} gandalf hatcat 
-	${CP} gandalf cathat
-
-huffman: huffman.c
-	${CC} ${CFLAGS} huffman.c -o huffman
-
-# Add -I${X}/include and -L${X}/lib if this doesn't build
-#  (X is the root of the X Window distribution)
-# Solaris users add -lsocket
 #
-jonth: jonth.c
+ifeq ($(CC),gcc)
-	${CC} ${CFLAGS} jonth.c -o jonth -lX11 -lm
-
-rcm: rcm.c
-	${CC} ${CFLAGS} -DJ='if(' -Ds='else J O==' -DU='B(' \
-	    -DX='for(' -DH='unsigned' -Dn='struct x' -DA='0,0,0,0,' \
-	    -DT='<stdio.h>' -DY='<stdlib.h>' -DR='malloc(sizeof(n))' \
-	    -DM='%=K' -DK=32768 -DD='getchar()' -DN=putchar rcm.c -o rcm
-
-schweikh1: schweikh1.c errno.h
-	${CC} ${CFLAGS} -I. schweikh1.c -o schweikh1
-
-schweikh2: schweikh2.c hunni.c hunni.pl
-	${CC} ${CFLAGS} -D_POSIX_SOURCE schweikh2.c -o schweikh2
-
-# NOTE: On some systems such as SunOS, one may need to compile with:
 #
-#	${CC} ${CFLAGS} \
+#CSILENCE+=
-#	  -I. -D_POSIX_SOURCE '-Ddifftime(a,b)=(double)(b-a)' \
+#
-#	  schweikh3.c -o schweikh3
+#CWARN+=
-#	
+#
-schweikh3: schweikh3.c iso646.h
+endif
-	${CC} ${CFLAGS} -I. -D_POSIX_SOURCE schweikh3.c -o schweikh3
 
-westley: westley.c clock1 clock2 clock3
-	${CC} ${CFLAGS} westley.c -o westley
-	${CHMOD} +x clock1 clock2 clock3
 
-clean:
+##############################
-	${RM} -f *.o a.out core ${WINNERS}
+# Special flags for this entry
+##############################
+#
+ENTRY= eldby
+PROG= ${ENTRY}
+#
+OBJ= ${PROG}.o
+DATA=
+TARGET= ${PROG}
+#
+ALT_OBJ=
+ALT_TARGET=
 
-clobber: clean
-	${RM} -f $(WINNERS)
-	${RM} -f $(ALT_NAMES)
-	${RM} -f fac.oo parse.oo test.oo hatcat cathat august.oc
 
-nuke: clobber
+#################
+# build the entry
+#################
+#
+all: data ${TARGET}
 	@${TRUE}
 
-install: all
+.PHONY: all alt data everything clean clobber install \
-	${CAT} $(WINNERS) $(ALT_NAMES) > /dev/null
+	love haste waste maker easter_egg sandwich \
+	supernova deep_magic magic charon pluto
+
+${PROG}: ${PROG}.c
+	${CC} ${CFLAGS} $< -o $@ ${LIBS}
+
+# alternative executable
+#
+alt: data ${ALT_TARGET}
+	@${TRUE}
+
+# data files
+#
+data: ${DATA}
+	@${TRUE}
+
+# both all and alt
+#
+everything: all alt
+
+
+###############
+# utility rules
+###############
+#
+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}
+	@-if [ -e sandwich ]; then \
+	    ${RM} -f sandwich; \
+	    echo 'ate sandwich'; \
+	fi
+
+install:
+	@echo "Dr. Spock says that is not logical!"
+	@${TRUE}
+
+# you may be able to misunderstand the source by reading indent.c
+#
+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 $< yourself, sorry"; \
+	    echo "exit 1"; \
+	    exit 1; \
+	fi
+
+
+##################
+# 133t hacker rulz
+##################
+#
+love:
+	@echo 'not war?'
+	@${TRUE}
+
+haste:
+	$(MAKE) waste
+	@${TRUE}
+
+waste:
+	@echo 'haste'
+	@${TRUE}
+
+maker:
+	@echo 'Participate in a maker faire'
+	@${TRUE}
+
+easter_egg:
+	@echo "you expected to often misunderstand this $${RANDOM} magic"
+	@echo "chongo '<was here>' /\\oo/\\"
+	@echo "Eggy"
+
+sandwich: easter_egg
+	@if [ `id -u` -eq 0 ]; then \
+	    echo 'Okay.'; \
+	    echo "$${RANDOM}`date +%s`$${RANDOM}" > $@; \
+	else \
+	    echo 'What? Make it yourself.'; \
+	    exit 1; \
+	fi
+
+# Understand the history of the Homebrew Computer Club
+# as well as the West Coast Computer Faire and
+# you might be confused different.  :-)
+#
+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 ${MAKE} the elements that help form planets"
+	@${TRUE}
+
+deep_magic: supernova
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --deep_magic 7889066cdbdf09b0408021754586e895be641cc9be29e7eafd3ca65359541f17 \
+	    		   --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	fi
+	@${TRUE}
+
+magic: deep_magic
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --level 20003 --mode 5717175 --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "If you don't eat yer meat, you can't have any pudding!"; \
+	    echo "How can you have any pudding if you don't eat yer meat?!"; \
+	fi
+	@${TRUE}
+
+# The IOCCC resident astronomer states
+#
+charon: magic
+	@echo "$@ is a dwarf planet"
+	@echo "dwarf is a type of planet"
+	@echo "therefore IAU, $@ is a planet"
+
+pluto: charon
+	${MAKE} charon
+	@echo "$@ 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"

1996/eldby/README.md

@@ -1,4 +1,4 @@
-Best Output:
+# Best Output:
 
     Thor AAge Eldby
     European Technology Partner
@@ -6,18 +6,20 @@ Best Output:
     0955 OSLO
     Norway
 
+## To build:
 
-Judges' comments:
+        make all
+
+### To run
 
-    To use:
-	make eldby
 	./eldby 
 
+## Judges' comments
+
     We were impressed by the author's ability to render spheres in 3D 
     in a very small chunk of code.
 
-
+## Author's comments
-Selected notes from the author:
 
     This program shows flying spheres. The program eats CPU on lesser
     equipt systems. The program will run until termination. Terminal 

1996/gandalf/.gitignore

@@ -1 +1,3 @@
+cathat
 gandalf
+hatcat

1996/gandalf/Makefile

@@ -1,156 +1,346 @@
-# %W% %G% %U%
+#!/usr/bin/env make
 #
-# 1996 makefile
+# IOCCC 1996 winning entry - gandalf
+
+################################################################################
 #
-# Copyright (c) 1997, Landon Curt Noll & Sriram Srinivasan
+# An Historical Makefile NOTE:
-# All Rights Reserved.  Permission for personal, educational or non-profit
+#
-# use is granted provided this this copyright and notice are included in its
+# The orig.Makefile, if it exits, is the original Makefile before this IOCCC
-# entirety and remains unaltered.  All other uses must receive prior permission
+# year directory was reworked so that entries are in separate directories.
-# from Landon Curt Noll and Sriram Srinivasan.
+# This also applies to any orig.ansi.mk and orig.common.mk files.
+#
+# Several Makefiles were modified / formed in 2022, and as such it may have
+# elements that are not historically compatible with way entries were built.
+# The orig.Makefile, if it exits, is a copy of the pre-modified Makefile.
+#
+# 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/
 
 
-SHELL=/bin/sh
+#############################
-CAT=cat
+# shell used by this Makefile
-CHMOD=chmod
+#############################
-CP=cp
+#
-GUNZIP=gunzip
+SHELL= bash
-UUDECODE=uudecode
-LN=ln
-RM=rm
-SED=sed
-TRUE=true
 
-# flags for ANSI compiles
+#######################
+# common tool locations
+#######################
 #
-# NOTE: Some ANSI compilers make use of -Xa to turn on ANSI mode,
+include ../../var.mk
-#	others such as gcc may want -ansi, others may want nothing
-#	at all.  Adjust the CFLAGS line as needed.
-#
-# NOTE: Some compilers cannot optimize, or optimize some entries
-#	incorrectly.  You might want to turn on -O to see if your
-#	compiler can handle them.
-#
-#CFLAGS=-O -Xa
-#CFLAGS=-Xa
-#CFLAGS= -ansi
-CFLAGS= -ansi -O
-#CFLAGS=
 
-# ANSI compiler
+# Set X11_LIBDIR to the directory where the X11 library resides
 #
-# Set CC to the name of your ANSI compiler.
+#X11_LIBDIR= /usr/X11R6/lib
-CC=cc
+#X11_LIBDIR= /usr/X11/lib
+X11_LIBDIR= /opt/X11/lib
+
+# Set X11_INCLUDEDIR to the directory where the X11 include files reside
+#
+#X11_INCDIR= /usr/X11R6/include
+#X11_INCDIR= /usr/X11/include
+X11_INCDIR= /opt/X11/include
+
+# Common C compiler warnings to silence
+#
+#CSILENCE=
+CSILENCE= -Wno-error -Wno-implicit-function-declaration -Wno-keyword-macro \
+	-Wno-shift-op-parentheses -Wno-unused-parameter
+
+# Common C compiler warning flags
+#
+#CWARN= ${CSILENCE}
+#CWARN= -Wall ${CSILENCE}
+#CWARN= -Wall -Wextra ${CSILENCE}
+CWARN= -Wall -Wextra -pedantic ${CSILENCE}
+
+# Compiler standard
+#
+#CSTD=
+#CSTD= -ansi
+CSTD= -std=gnu90
+
+# Compiler bit architecture
+#
+# Some entries require 32-bitness:
+# ARCH= -m32
+#
+# Some entries require 64-bitness:
+# ARCH= -m64
+#
+# By default we assume nothing:
+#
+ARCH=
+
+# Defines that are needed to compile
+#
+CDEFINE=
+#CDEFINE= -DIOCCC
+
+# 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 ${HOMEBREW_PREFIX}/include/SDL2
+
+# 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
+# under those buggy optimizers and thus you may not want anything.
+# Reasonable compilers will allow for -O3.
+#
+#OPT=
+#OPT= -O
+#OPT= -O1
+#OPT= -O2
+OPT= -O3
+
+# Default flags for ANSI C compilation
+#
+CFLAGS= ${CSTD} ${CWARN} ${ARCH} ${CDEFINE} ${CINCLUDE} ${OPT}
+
+# Libraries needed to build
+#
+LIBS=
+#LIBS= -lm
+#LIBS= -L ${X11_LIBDIR} -lX11
+#LIBS= -L ${HOMEBREW_PREFIX}/lib -lSDL
+
+# C compiler to use
+#
+CC= cc
+#CC=clang
 #CC=gcc
 
-# winners that compile under ANSI C
+# Compiler add-ons or replacements for clang only
 #
-WINNERS= august dalbec eldby gandalf huffman jonth rcm schweikh1 \
+ifeq ($(CC),clang)
-	schweikh2 schweikh3 westley
-ALT_NAMES= august.orig
-
-LEVEL=5
-
-all: $(WINNERS)
-
-# NOTE: Some compilers will compile this code into infinite loop
-#	progs.  We have found gcc to work on a number of platforms.
-#	If the following example does not execute in a very
-#	short time, try a better compiler:
 #
-#		cat august.c test.oc | ./august > test.oo
+CSILENCE+= -Wno-missing-prototypes -Wno-missing-variable-declarations \
-#	
+	-Wno-poison-system-directories -Wno-strict-prototypes
-august: august.c fac.oc parse.oc test.oc
-	${CC} ${CFLAGS} -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c -o august 
-	${CHMOD} +r fac.oc parse.oc test.oc
-
-# This forms a byte code execution engine written in OC
 #
-august.oc: august.c
+CWARN+= -Weverything
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c > august.oc
-	${CHMOD} +r august.oc
-
-# NOTE: this is the original source that won
 #
-august.orig: august.orig.c fac.oc parse.oc test.oc
+endif
-	${CC} ${CFLAGS} -DZ=60000 -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c -o august.orig
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c > august.oc
-	${CHMOD} +r fac.oc parse.oc test.oc august.oc
 
-dalbec: dalbec.c
+# Specific add-ons or replacements for gcc only
-	${CC} ${CFLAGS} dalbec.c -o dalbec
-
-eldby: eldby.c
-	${CC} ${CFLAGS} eldby.c -o eldby
-
-gandalf: gandalf.c
-	${CC} ${CFLAGS} gandalf.c -o gandalf
-	${RM} -f hatcat cathat
-	${CP} gandalf hatcat 
-	${CP} gandalf cathat
-
-huffman: huffman.c
-	${CC} ${CFLAGS} huffman.c -o huffman
-
-# Add -I${X}/include and -L${X}/lib if this doesn't build
-#  (X is the root of the X Window distribution)
-# Solaris users add -lsocket
 #
-jonth: jonth.c
+ifeq ($(CC),gcc)
-	${CC} ${CFLAGS} jonth.c -o jonth -lX11 -lm
-
-rcm: rcm.c
-	${CC} ${CFLAGS} -DJ='if(' -Ds='else J O==' -DU='B(' \
-	    -DX='for(' -DH='unsigned' -Dn='struct x' -DA='0,0,0,0,' \
-	    -DT='<stdio.h>' -DY='<stdlib.h>' -DR='malloc(sizeof(n))' \
-	    -DM='%=K' -DK=32768 -DD='getchar()' -DN=putchar rcm.c -o rcm
-
-schweikh1: schweikh1.c errno.h
-	${CC} ${CFLAGS} -I. schweikh1.c -o schweikh1
-
-schweikh2: schweikh2.c hunni.c hunni.pl
-	${CC} ${CFLAGS} -D_POSIX_SOURCE schweikh2.c -o schweikh2
-
-# NOTE: On some systems such as SunOS, one may need to compile with:
 #
-#	${CC} ${CFLAGS} \
+#CSILENCE+=
-#	  -I. -D_POSIX_SOURCE '-Ddifftime(a,b)=(double)(b-a)' \
+#
-#	  schweikh3.c -o schweikh3
+#CWARN+=
-#	
+#
-schweikh3: schweikh3.c iso646.h
+endif
-	${CC} ${CFLAGS} -I. -D_POSIX_SOURCE schweikh3.c -o schweikh3
 
-westley: westley.c clock1 clock2 clock3
-	${CC} ${CFLAGS} westley.c -o westley
-	${CHMOD} +x clock1 clock2 clock3
 
-clean:
+##############################
-	${RM} -f *.o a.out core ${WINNERS}
+# Special flags for this entry
+##############################
+#
+ENTRY= gandalf
+PROG= ${ENTRY}
+#
+OBJ= ${PROG}.o
+DATA=
+TARGET= ${PROG} hatcat cathat
+#
+ALT_OBJ=
+ALT_TARGET=
 
-clobber: clean
-	${RM} -f $(WINNERS)
-	${RM} -f $(ALT_NAMES)
-	${RM} -f fac.oo parse.oo test.oo hatcat cathat august.oc
 
-nuke: clobber
+#################
+# build the entry
+#################
+#
+all: data ${TARGET}
 	@${TRUE}
 
-install: all
+.PHONY: all alt data everything clean clobber install \
-	${CAT} $(WINNERS) $(ALT_NAMES) > /dev/null
+	love haste waste maker easter_egg sandwich \
+	supernova deep_magic magic charon pluto
+
+${PROG}: ${PROG}.c
+	@echo "NOTE: This entry may not compile when using modern compilers."
+	${CC} ${CFLAGS} $< -o $@ ${LIBS}
+
+hatcat: ${PROG}
+	${RM} -f $@
+	${CP} $< $@
+
+cathat: ${PROG}
+	${RM} -f $@
+	${CP} $< $@
+
+# alternative executable
+#
+alt: data ${ALT_TARGET}
+	@${TRUE}
+
+# data files
+#
+data: ${DATA}
+	@${TRUE}
+
+# both all and alt
+#
+everything: all alt
+
+
+###############
+# utility rules
+###############
+#
+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}
+	@-if [ -e sandwich ]; then \
+	    ${RM} -f sandwich; \
+	    echo 'ate sandwich'; \
+	fi
+
+install:
+	@echo "Dr. Spock says that is not logical!"
+	@${TRUE}
+
+# you may be able to misunderstand the source by reading indent.c
+#
+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 $< yourself, sorry"; \
+	    echo "exit 1"; \
+	    exit 1; \
+	fi
+
+
+##################
+# 133t hacker rulz
+##################
+#
+love:
+	@echo 'not war?'
+	@${TRUE}
+
+haste:
+	$(MAKE) waste
+	@${TRUE}
+
+waste:
+	@echo 'haste'
+	@${TRUE}
+
+maker:
+	@echo 'Participate in a maker faire'
+	@${TRUE}
+
+easter_egg:
+	@echo "you expected to often misunderstand this $${RANDOM} magic"
+	@echo "chongo '<was here>' /\\oo/\\"
+	@echo "Eggy"
+
+sandwich: easter_egg
+	@if [ `id -u` -eq 0 ]; then \
+	    echo 'Okay.'; \
+	    echo "$${RANDOM}`date +%s`$${RANDOM}" > $@; \
+	else \
+	    echo 'What? Make it yourself.'; \
+	    exit 1; \
+	fi
+
+# Understand the history of the Homebrew Computer Club
+# as well as the West Coast Computer Faire and
+# you might be confused different.  :-)
+#
+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 ${MAKE} the elements that help form planets"
+	@${TRUE}
+
+deep_magic: supernova
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --deep_magic 7889066cdbdf09b0408021754586e895be641cc9be29e7eafd3ca65359541f17 \
+	    		   --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	fi
+	@${TRUE}
+
+magic: deep_magic
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --level 20003 --mode 5717175 --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "If you don't eat yer meat, you can't have any pudding!"; \
+	    echo "How can you have any pudding if you don't eat yer meat?!"; \
+	fi
+	@${TRUE}
+
+# The IOCCC resident astronomer states
+#
+charon: magic
+	@echo "$@ is a dwarf planet"
+	@echo "dwarf is a type of planet"
+	@echo "therefore IAU, $@ is a planet"
+
+pluto: charon
+	${MAKE} charon
+	@echo "$@ 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"

1996/gandalf/README.md

@@ -1,4 +1,4 @@
-Best Layout:
+# Best Layout:
 
     Dean Swift
     Trinome Communications
@@ -10,31 +10,28 @@ Best Layout:
 
     http://www.tc3.co.uk/~gandalf/G.HTML
 
+## To build:
 
-Judges' comments:
+        make all
+
+	NOTE: This entry may not compile when using modern compilers.
+
+### To run
 
-    To use:
-	make gandalf
 	./gandalf
 
+## Judges' comments
+
     Also try:
 
-	For C-shell:
+	PATH=.:$PATH
-
+	./hatcat
-	    setenv PATH ( . $PATH )
+	./cathat
-	    hatcat
-	    cathat
-
-	For K-shell, /bin/sh, bash, etc:
-
-	    PATH=.:$PATH
-	    hatcat
-	    cathat
 
      And next try:
 
 	./cathat
-	`pwd`/cathat		# <--- those are back quotes
+	`pwd`/cathat
 
      Care to guess why these execute differently?  Only the
      compiler knows ... ok maybe other things like the author,
@@ -44,7 +41,6 @@ Judges' comments:
 
 	cc -E gandalf.c
 
-
+## Author's comments
-Selected notes from the author:
 
     The program requires an ASCII system.

1996/huffman/Makefile

@@ -1,156 +1,335 @@
-# %W% %G% %U%
+#!/usr/bin/env make
 #
-# 1996 makefile
+# IOCCC 1996 winning entry - huffman
+
+################################################################################
 #
-# Copyright (c) 1997, Landon Curt Noll & Sriram Srinivasan
+# An Historical Makefile NOTE:
-# All Rights Reserved.  Permission for personal, educational or non-profit
+#
-# use is granted provided this this copyright and notice are included in its
+# The orig.Makefile, if it exits, is the original Makefile before this IOCCC
-# entirety and remains unaltered.  All other uses must receive prior permission
+# year directory was reworked so that entries are in separate directories.
-# from Landon Curt Noll and Sriram Srinivasan.
+# This also applies to any orig.ansi.mk and orig.common.mk files.
+#
+# Several Makefiles were modified / formed in 2022, and as such it may have
+# elements that are not historically compatible with way entries were built.
+# The orig.Makefile, if it exits, is a copy of the pre-modified Makefile.
+#
+# 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/
 
 
-SHELL=/bin/sh
+#############################
-CAT=cat
+# shell used by this Makefile
-CHMOD=chmod
+#############################
-CP=cp
+#
-GUNZIP=gunzip
+SHELL= bash
-UUDECODE=uudecode
-LN=ln
-RM=rm
-SED=sed
-TRUE=true
 
-# flags for ANSI compiles
+#######################
+# common tool locations
+#######################
 #
-# NOTE: Some ANSI compilers make use of -Xa to turn on ANSI mode,
+include ../../var.mk
-#	others such as gcc may want -ansi, others may want nothing
-#	at all.  Adjust the CFLAGS line as needed.
-#
-# NOTE: Some compilers cannot optimize, or optimize some entries
-#	incorrectly.  You might want to turn on -O to see if your
-#	compiler can handle them.
-#
-#CFLAGS=-O -Xa
-#CFLAGS=-Xa
-#CFLAGS= -ansi
-CFLAGS= -ansi -O
-#CFLAGS=
 
-# ANSI compiler
+# Set X11_LIBDIR to the directory where the X11 library resides
 #
-# Set CC to the name of your ANSI compiler.
+#X11_LIBDIR= /usr/X11R6/lib
-CC=cc
+#X11_LIBDIR= /usr/X11/lib
+X11_LIBDIR= /opt/X11/lib
+
+# Set X11_INCLUDEDIR to the directory where the X11 include files reside
+#
+#X11_INCDIR= /usr/X11R6/include
+#X11_INCDIR= /usr/X11/include
+X11_INCDIR= /opt/X11/include
+
+# Common C compiler warnings to silence
+#
+#CSILENCE=
+CSILENCE= -Wno-error -Wno-implicit-function-declaration -Wno-parentheses
+
+# Common C compiler warning flags
+#
+#CWARN= ${CSILENCE}
+#CWARN= -Wall ${CSILENCE}
+#CWARN= -Wall -Wextra ${CSILENCE}
+CWARN= -Wall -Wextra -pedantic ${CSILENCE}
+
+# Compiler standard
+#
+#CSTD=
+#CSTD= -ansi
+CSTD= -std=gnu90
+
+# Compiler bit architecture
+#
+# Some entries require 32-bitness:
+# ARCH= -m32
+#
+# Some entries require 64-bitness:
+# ARCH= -m64
+#
+# By default we assume nothing:
+#
+ARCH=
+
+# Defines that are needed to compile
+#
+CDEFINE=
+#CDEFINE= -DIOCCC
+
+# 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 ${HOMEBREW_PREFIX}/include/SDL2
+
+# 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
+# under those buggy optimizers and thus you may not want anything.
+# Reasonable compilers will allow for -O3.
+#
+#OPT=
+#OPT= -O
+#OPT= -O1
+#OPT= -O2
+OPT= -O3
+
+# Default flags for ANSI C compilation
+#
+CFLAGS= ${CSTD} ${CWARN} ${ARCH} ${CDEFINE} ${CINCLUDE} ${OPT}
+
+# Libraries needed to build
+#
+LIBS=
+#LIBS= -lm
+#LIBS= -L ${X11_LIBDIR} -lX11
+#LIBS= -L ${HOMEBREW_PREFIX}/lib -lSDL
+
+# C compiler to use
+#
+CC= cc
+#CC=clang
 #CC=gcc
 
-# winners that compile under ANSI C
+# Compiler add-ons or replacements for clang only
 #
-WINNERS= august dalbec eldby gandalf huffman jonth rcm schweikh1 \
+ifeq ($(CC),clang)
-	schweikh2 schweikh3 westley
-ALT_NAMES= august.orig
-
-LEVEL=5
-
-all: $(WINNERS)
-
-# NOTE: Some compilers will compile this code into infinite loop
-#	progs.  We have found gcc to work on a number of platforms.
-#	If the following example does not execute in a very
-#	short time, try a better compiler:
 #
-#		cat august.c test.oc | ./august > test.oo
+CSILENCE+= -Wno-poison-system-directories
-#	
-august: august.c fac.oc parse.oc test.oc
-	${CC} ${CFLAGS} -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c -o august 
-	${CHMOD} +r fac.oc parse.oc test.oc
-
-# This forms a byte code execution engine written in OC
 #
-august.oc: august.c
+CWARN+= -Weverything
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c > august.oc
-	${CHMOD} +r august.oc
-
-# NOTE: this is the original source that won
 #
-august.orig: august.orig.c fac.oc parse.oc test.oc
+endif
-	${CC} ${CFLAGS} -DZ=60000 -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c -o august.orig
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c > august.oc
-	${CHMOD} +r fac.oc parse.oc test.oc august.oc
 
-dalbec: dalbec.c
+# Specific add-ons or replacements for gcc only
-	${CC} ${CFLAGS} dalbec.c -o dalbec
-
-eldby: eldby.c
-	${CC} ${CFLAGS} eldby.c -o eldby
-
-gandalf: gandalf.c
-	${CC} ${CFLAGS} gandalf.c -o gandalf
-	${RM} -f hatcat cathat
-	${CP} gandalf hatcat 
-	${CP} gandalf cathat
-
-huffman: huffman.c
-	${CC} ${CFLAGS} huffman.c -o huffman
-
-# Add -I${X}/include and -L${X}/lib if this doesn't build
-#  (X is the root of the X Window distribution)
-# Solaris users add -lsocket
 #
-jonth: jonth.c
+ifeq ($(CC),gcc)
-	${CC} ${CFLAGS} jonth.c -o jonth -lX11 -lm
-
-rcm: rcm.c
-	${CC} ${CFLAGS} -DJ='if(' -Ds='else J O==' -DU='B(' \
-	    -DX='for(' -DH='unsigned' -Dn='struct x' -DA='0,0,0,0,' \
-	    -DT='<stdio.h>' -DY='<stdlib.h>' -DR='malloc(sizeof(n))' \
-	    -DM='%=K' -DK=32768 -DD='getchar()' -DN=putchar rcm.c -o rcm
-
-schweikh1: schweikh1.c errno.h
-	${CC} ${CFLAGS} -I. schweikh1.c -o schweikh1
-
-schweikh2: schweikh2.c hunni.c hunni.pl
-	${CC} ${CFLAGS} -D_POSIX_SOURCE schweikh2.c -o schweikh2
-
-# NOTE: On some systems such as SunOS, one may need to compile with:
 #
-#	${CC} ${CFLAGS} \
+#CSILENCE+=
-#	  -I. -D_POSIX_SOURCE '-Ddifftime(a,b)=(double)(b-a)' \
+#
-#	  schweikh3.c -o schweikh3
+#CWARN+=
-#	
+#
-schweikh3: schweikh3.c iso646.h
+endif
-	${CC} ${CFLAGS} -I. -D_POSIX_SOURCE schweikh3.c -o schweikh3
 
-westley: westley.c clock1 clock2 clock3
-	${CC} ${CFLAGS} westley.c -o westley
-	${CHMOD} +x clock1 clock2 clock3
 
-clean:
+##############################
-	${RM} -f *.o a.out core ${WINNERS}
+# Special flags for this entry
+##############################
+#
+ENTRY= huffman
+PROG= ${ENTRY}
+#
+OBJ= ${PROG}.o
+DATA=
+TARGET= ${PROG}
+#
+ALT_OBJ=
+ALT_TARGET=
 
-clobber: clean
-	${RM} -f $(WINNERS)
-	${RM} -f $(ALT_NAMES)
-	${RM} -f fac.oo parse.oo test.oo hatcat cathat august.oc
 
-nuke: clobber
+#################
+# build the entry
+#################
+#
+all: data ${TARGET}
 	@${TRUE}
 
-install: all
+.PHONY: all alt data everything clean clobber install \
-	${CAT} $(WINNERS) $(ALT_NAMES) > /dev/null
+	love haste waste maker easter_egg sandwich \
+	supernova deep_magic magic charon pluto
+
+${PROG}: ${PROG}.c
+	${CC} ${CFLAGS} $< -o $@ ${LIBS}
+
+# alternative executable
+#
+alt: data ${ALT_TARGET}
+	@${TRUE}
+
+# data files
+#
+data: ${DATA}
+	@${TRUE}
+
+# both all and alt
+#
+everything: all alt
+
+
+###############
+# utility rules
+###############
+#
+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}
+	@-if [ -e sandwich ]; then \
+	    ${RM} -f sandwich; \
+	    echo 'ate sandwich'; \
+	fi
+
+install:
+	@echo "Dr. Spock says that is not logical!"
+	@${TRUE}
+
+# you may be able to misunderstand the source by reading indent.c
+#
+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 $< yourself, sorry"; \
+	    echo "exit 1"; \
+	    exit 1; \
+	fi
+
+
+##################
+# 133t hacker rulz
+##################
+#
+love:
+	@echo 'not war?'
+	@${TRUE}
+
+haste:
+	$(MAKE) waste
+	@${TRUE}
+
+waste:
+	@echo 'haste'
+	@${TRUE}
+
+maker:
+	@echo 'Participate in a maker faire'
+	@${TRUE}
+
+easter_egg:
+	@echo "you expected to often misunderstand this $${RANDOM} magic"
+	@echo "chongo '<was here>' /\\oo/\\"
+	@echo "Eggy"
+
+sandwich: easter_egg
+	@if [ `id -u` -eq 0 ]; then \
+	    echo 'Okay.'; \
+	    echo "$${RANDOM}`date +%s`$${RANDOM}" > $@; \
+	else \
+	    echo 'What? Make it yourself.'; \
+	    exit 1; \
+	fi
+
+# Understand the history of the Homebrew Computer Club
+# as well as the West Coast Computer Faire and
+# you might be confused different.  :-)
+#
+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 ${MAKE} the elements that help form planets"
+	@${TRUE}
+
+deep_magic: supernova
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --deep_magic 7889066cdbdf09b0408021754586e895be641cc9be29e7eafd3ca65359541f17 \
+	    		   --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	fi
+	@${TRUE}
+
+magic: deep_magic
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --level 20003 --mode 5717175 --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "If you don't eat yer meat, you can't have any pudding!"; \
+	    echo "How can you have any pudding if you don't eat yer meat?!"; \
+	fi
+	@${TRUE}
+
+# The IOCCC resident astronomer states
+#
+charon: magic
+	@echo "$@ is a dwarf planet"
+	@echo "dwarf is a type of planet"
+	@echo "therefore IAU, $@ is a planet"
+
+pluto: charon
+	${MAKE} charon
+	@echo "$@ 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"

1996/huffman/README.md

@@ -1,4 +1,4 @@
-Best Obfuscated Character Set Utility:
+# Best Obfuscated Character Set Utility:
 
     Ken Huffman
     Applied Innovation Inc
@@ -8,14 +8,18 @@ Best Obfuscated Character Set Utility:
     <http://www.huffmancoding.com>
     huffmancoding@gmail.com
 
+## To build:
 
-Judges' comments:
+        make all
+
+### To run
 
-    To use:
-	make huffman
 	echo 'Huffman Decoding' | ./huffman
 
+## Judges' comments
+
     Try: 
+
 	echo 'seeing or feeling is believing' | ./huffman
 	echo 'CC OR NOT CC' | ./huffman | ./huffman
 
@@ -30,8 +34,7 @@ Judges' comments:
 
     This entry was very well received at the IOCCC BOF.
 
-
+## Author's comments
-Selected notes from the author:
 
     This filter program is really not obfuscated code.  It compiles cleanly
     with an ANSI C compiler and comes with user documentation that even a

1996/jonth/Makefile

@@ -1,156 +1,341 @@
-# %W% %G% %U%
+#!/usr/bin/env make
 #
-# 1996 makefile
+# IOCCC 1996 winning entry - jonth
+
+################################################################################
 #
-# Copyright (c) 1997, Landon Curt Noll & Sriram Srinivasan
+# An Historical Makefile NOTE:
-# All Rights Reserved.  Permission for personal, educational or non-profit
+#
-# use is granted provided this this copyright and notice are included in its
+# The orig.Makefile, if it exits, is the original Makefile before this IOCCC
-# entirety and remains unaltered.  All other uses must receive prior permission
+# year directory was reworked so that entries are in separate directories.
-# from Landon Curt Noll and Sriram Srinivasan.
+# This also applies to any orig.ansi.mk and orig.common.mk files.
+#
+# Several Makefiles were modified / formed in 2022, and as such it may have
+# elements that are not historically compatible with way entries were built.
+# The orig.Makefile, if it exits, is a copy of the pre-modified Makefile.
+#
+# 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/
 
 
-SHELL=/bin/sh
+#############################
-CAT=cat
+# shell used by this Makefile
-CHMOD=chmod
+#############################
-CP=cp
+#
-GUNZIP=gunzip
+SHELL= bash
-UUDECODE=uudecode
-LN=ln
-RM=rm
-SED=sed
-TRUE=true
 
-# flags for ANSI compiles
+#######################
+# common tool locations
+#######################
 #
-# NOTE: Some ANSI compilers make use of -Xa to turn on ANSI mode,
+include ../../var.mk
-#	others such as gcc may want -ansi, others may want nothing
-#	at all.  Adjust the CFLAGS line as needed.
-#
-# NOTE: Some compilers cannot optimize, or optimize some entries
-#	incorrectly.  You might want to turn on -O to see if your
-#	compiler can handle them.
-#
-#CFLAGS=-O -Xa
-#CFLAGS=-Xa
-#CFLAGS= -ansi
-CFLAGS= -ansi -O
-#CFLAGS=
 
-# ANSI compiler
+# Set X11_LIBDIR to the directory where the X11 library resides
 #
-# Set CC to the name of your ANSI compiler.
+#X11_LIBDIR= /usr/X11R6/lib
-CC=cc
+#X11_LIBDIR= /usr/X11/lib
+X11_LIBDIR= /opt/X11/lib
+
+# Set X11_INCLUDEDIR to the directory where the X11 include files reside
+#
+#X11_INCDIR= /usr/X11R6/include
+#X11_INCDIR= /usr/X11/include
+X11_INCDIR= /opt/X11/include
+
+# Common C compiler warnings to silence
+#
+#CSILENCE=
+CSILENCE= -Wno-char-subscripts -Wno-error -Wno-implicit-function-declaration \
+	-Wno-infinite-recursion -Wno-return-type -Wno-string-plus-int \
+	-Wno-unsequenced -Wno-unused-parameter
+
+# Common C compiler warning flags
+#
+#CWARN= ${CSILENCE}
+#CWARN= -Wall ${CSILENCE}
+CWARN= -Wall -Wextra ${CSILENCE}
+#CWARN= -Wall -Wextra -pedantic ${CSILENCE}
+
+# Compiler standard
+#
+#CSTD=
+#CSTD= -ansi
+CSTD= -std=gnu90
+
+# Compiler bit architecture
+#
+# Some entries require 32-bitness:
+# ARCH= -m32
+#
+# Some entries require 64-bitness:
+# ARCH= -m64
+#
+# By default we assume nothing:
+#
+ARCH=
+
+# Defines that are needed to compile
+#
+CDEFINE=
+#CDEFINE= -DIOCCC
+
+# 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 ${HOMEBREW_PREFIX}/include/SDL2
+
+# 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
+# under those buggy optimizers and thus you may not want anything.
+# Reasonable compilers will allow for -O3.
+#
+#OPT=
+#OPT= -O
+#OPT= -O1
+#OPT= -O2
+OPT= -O3
+
+# Default flags for ANSI C compilation
+#
+CFLAGS= ${CSTD} ${CWARN} ${ARCH} ${CDEFINE} ${CINCLUDE} ${OPT}
+
+# Libraries needed to build
+#
+#LIBS=
+#LIBS= -lm
+LIBS= -L ${X11_LIBDIR} -lX11 -lm
+#LIBS= -L ${HOMEBREW_PREFIX}/lib -lSDL
+
+# C compiler to use
+#
+CC= cc
+#CC=clang
 #CC=gcc
 
-# winners that compile under ANSI C
+# Compiler add-ons or replacements for clang only
 #
-WINNERS= august dalbec eldby gandalf huffman jonth rcm schweikh1 \
+ifeq ($(CC),clang)
-	schweikh2 schweikh3 westley
-ALT_NAMES= august.orig
-
-LEVEL=5
-
-all: $(WINNERS)
-
-# NOTE: Some compilers will compile this code into infinite loop
-#	progs.  We have found gcc to work on a number of platforms.
-#	If the following example does not execute in a very
-#	short time, try a better compiler:
 #
-#		cat august.c test.oc | ./august > test.oo
+CSILENCE+= -Wno-c99-extensions -Wno-double-promotion -Wno-float-conversion \
-#	
+	-Wno-implicit-float-conversion -Wno-implicit-int-conversion \
-august: august.c fac.oc parse.oc test.oc
+	-Wno-missing-prototypes -Wno-missing-variable-declarations -Wno-pedantic \
-	${CC} ${CFLAGS} -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
+	-Wno-poison-system-directories -Wno-shadow -Wno-sign-conversion \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
+	-Wno-strict-prototypes
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c -o august 
-	${CHMOD} +r fac.oc parse.oc test.oc
-
-# This forms a byte code execution engine written in OC
 #
-august.oc: august.c
+CWARN+= -Weverything
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c > august.oc
-	${CHMOD} +r august.oc
-
-# NOTE: this is the original source that won
 #
-august.orig: august.orig.c fac.oc parse.oc test.oc
+endif
-	${CC} ${CFLAGS} -DZ=60000 -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c -o august.orig
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c > august.oc
-	${CHMOD} +r fac.oc parse.oc test.oc august.oc
 
-dalbec: dalbec.c
+# Specific add-ons or replacements for gcc only
-	${CC} ${CFLAGS} dalbec.c -o dalbec
-
-eldby: eldby.c
-	${CC} ${CFLAGS} eldby.c -o eldby
-
-gandalf: gandalf.c
-	${CC} ${CFLAGS} gandalf.c -o gandalf
-	${RM} -f hatcat cathat
-	${CP} gandalf hatcat 
-	${CP} gandalf cathat
-
-huffman: huffman.c
-	${CC} ${CFLAGS} huffman.c -o huffman
-
-# Add -I${X}/include and -L${X}/lib if this doesn't build
-#  (X is the root of the X Window distribution)
-# Solaris users add -lsocket
 #
-jonth: jonth.c
+ifeq ($(CC),gcc)
-	${CC} ${CFLAGS} jonth.c -o jonth -lX11 -lm
-
-rcm: rcm.c
-	${CC} ${CFLAGS} -DJ='if(' -Ds='else J O==' -DU='B(' \
-	    -DX='for(' -DH='unsigned' -Dn='struct x' -DA='0,0,0,0,' \
-	    -DT='<stdio.h>' -DY='<stdlib.h>' -DR='malloc(sizeof(n))' \
-	    -DM='%=K' -DK=32768 -DD='getchar()' -DN=putchar rcm.c -o rcm
-
-schweikh1: schweikh1.c errno.h
-	${CC} ${CFLAGS} -I. schweikh1.c -o schweikh1
-
-schweikh2: schweikh2.c hunni.c hunni.pl
-	${CC} ${CFLAGS} -D_POSIX_SOURCE schweikh2.c -o schweikh2
-
-# NOTE: On some systems such as SunOS, one may need to compile with:
 #
-#	${CC} ${CFLAGS} \
+#CSILENCE+=
-#	  -I. -D_POSIX_SOURCE '-Ddifftime(a,b)=(double)(b-a)' \
+#
-#	  schweikh3.c -o schweikh3
+#CWARN+=
-#	
+#
-schweikh3: schweikh3.c iso646.h
+endif
-	${CC} ${CFLAGS} -I. -D_POSIX_SOURCE schweikh3.c -o schweikh3
 
-westley: westley.c clock1 clock2 clock3
-	${CC} ${CFLAGS} westley.c -o westley
-	${CHMOD} +x clock1 clock2 clock3
 
-clean:
+##############################
-	${RM} -f *.o a.out core ${WINNERS}
+# Special flags for this entry
+##############################
+#
+ENTRY= jonth
+PROG= ${ENTRY}
+#
+OBJ= ${PROG}.o
+DATA=
+TARGET= ${PROG}
+#
+ALT_OBJ=
+ALT_TARGET=
 
-clobber: clean
-	${RM} -f $(WINNERS)
-	${RM} -f $(ALT_NAMES)
-	${RM} -f fac.oo parse.oo test.oo hatcat cathat august.oc
 
-nuke: clobber
+#################
+# build the entry
+#################
+#
+all: data ${TARGET}
 	@${TRUE}
 
-install: all
+.PHONY: all alt data everything clean clobber install \
-	${CAT} $(WINNERS) $(ALT_NAMES) > /dev/null
+	love haste waste maker easter_egg sandwich \
+	supernova deep_magic magic charon pluto
+
+${PROG}: ${PROG}.c
+	${CC} ${CFLAGS} $< -o $@ ${LIBS}
+
+# alternative executable
+#
+alt: data ${ALT_TARGET}
+	@${TRUE}
+
+# data files
+#
+data: ${DATA}
+	@${TRUE}
+
+# both all and alt
+#
+everything: all alt
+
+
+###############
+# utility rules
+###############
+#
+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}
+	@-if [ -e sandwich ]; then \
+	    ${RM} -f sandwich; \
+	    echo 'ate sandwich'; \
+	fi
+
+install:
+	@echo "Dr. Spock says that is not logical!"
+	@${TRUE}
+
+# you may be able to misunderstand the source by reading indent.c
+#
+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 $< yourself, sorry"; \
+	    echo "exit 1"; \
+	    exit 1; \
+	fi
+
+
+##################
+# 133t hacker rulz
+##################
+#
+love:
+	@echo 'not war?'
+	@${TRUE}
+
+haste:
+	$(MAKE) waste
+	@${TRUE}
+
+waste:
+	@echo 'haste'
+	@${TRUE}
+
+maker:
+	@echo 'Participate in a maker faire'
+	@${TRUE}
+
+easter_egg:
+	@echo "you expected to often misunderstand this $${RANDOM} magic"
+	@echo "chongo '<was here>' /\\oo/\\"
+	@echo "Eggy"
+
+sandwich: easter_egg
+	@if [ `id -u` -eq 0 ]; then \
+	    echo 'Okay.'; \
+	    echo "$${RANDOM}`date +%s`$${RANDOM}" > $@; \
+	else \
+	    echo 'What? Make it yourself.'; \
+	    exit 1; \
+	fi
+
+# Understand the history of the Homebrew Computer Club
+# as well as the West Coast Computer Faire and
+# you might be confused different.  :-)
+#
+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 ${MAKE} the elements that help form planets"
+	@${TRUE}
+
+deep_magic: supernova
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --deep_magic 7889066cdbdf09b0408021754586e895be641cc9be29e7eafd3ca65359541f17 \
+	    		   --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	fi
+	@${TRUE}
+
+magic: deep_magic
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --level 20003 --mode 5717175 --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "If you don't eat yer meat, you can't have any pudding!"; \
+	    echo "How can you have any pudding if you don't eat yer meat?!"; \
+	fi
+	@${TRUE}
+
+# The IOCCC resident astronomer states
+#
+charon: magic
+	@echo "$@ is a dwarf planet"
+	@echo "dwarf is a type of planet"
+	@echo "therefore IAU, $@ is a planet"
+
+pluto: charon
+	${MAKE} charon
+	@echo "$@ 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"

1996/jonth/README.md

@@ -1,4 +1,4 @@
-Best X11 Entry:
+# Best X11 Entry:
 
     Jon Thingvold
     University of Oslo
@@ -8,27 +8,24 @@ Best X11 Entry:
 
     http://www.uio.no/~jonth/
 
+## To build:
 
-Judges' comments:
+        make all
 
-    To use:
+### To run
-	make jonth
 
 	./jonth
 
+## Judges' comments
+
     Also try:
 
 	./jonth host1:0 host2:0
 
-    NOTE: You may need to change the Makefile depending on where X11
-	  include files are found and what libs are required.  For
-	  example Solaris and Slowlaris need -lsocket.  :-)
-
     For extra credit, figure out how you can cheat by taking over
     a square already occupied by an opponent.
 
-
+## Author's comments
-Selected notes from the author:
 
     This is mulituser tictactoe for X Windows. You may give one or two X
     displays as arguments to this game.

1996/rcm/Makefile

@@ -1,156 +1,340 @@
-# %W% %G% %U%
+#!/usr/bin/env make
 #
-# 1996 makefile
+# IOCCC 1996 winning entry - rcm
+
+################################################################################
 #
-# Copyright (c) 1997, Landon Curt Noll & Sriram Srinivasan
+# An Historical Makefile NOTE:
-# All Rights Reserved.  Permission for personal, educational or non-profit
+#
-# use is granted provided this this copyright and notice are included in its
+# The orig.Makefile, if it exits, is the original Makefile before this IOCCC
-# entirety and remains unaltered.  All other uses must receive prior permission
+# year directory was reworked so that entries are in separate directories.
-# from Landon Curt Noll and Sriram Srinivasan.
+# This also applies to any orig.ansi.mk and orig.common.mk files.
+#
+# Several Makefiles were modified / formed in 2022, and as such it may have
+# elements that are not historically compatible with way entries were built.
+# The orig.Makefile, if it exits, is a copy of the pre-modified Makefile.
+#
+# 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/
 
 
-SHELL=/bin/sh
+#############################
-CAT=cat
+# shell used by this Makefile
-CHMOD=chmod
+#############################
-CP=cp
+#
-GUNZIP=gunzip
+SHELL= bash
-UUDECODE=uudecode
-LN=ln
-RM=rm
-SED=sed
-TRUE=true
 
-# flags for ANSI compiles
+#######################
+# common tool locations
+#######################
 #
-# NOTE: Some ANSI compilers make use of -Xa to turn on ANSI mode,
+include ../../var.mk
-#	others such as gcc may want -ansi, others may want nothing
-#	at all.  Adjust the CFLAGS line as needed.
-#
-# NOTE: Some compilers cannot optimize, or optimize some entries
-#	incorrectly.  You might want to turn on -O to see if your
-#	compiler can handle them.
-#
-#CFLAGS=-O -Xa
-#CFLAGS=-Xa
-#CFLAGS= -ansi
-CFLAGS= -ansi -O
-#CFLAGS=
 
-# ANSI compiler
+# Set X11_LIBDIR to the directory where the X11 library resides
 #
-# Set CC to the name of your ANSI compiler.
+#X11_LIBDIR= /usr/X11R6/lib
-CC=cc
+#X11_LIBDIR= /usr/X11/lib
+X11_LIBDIR= /opt/X11/lib
+
+# Set X11_INCLUDEDIR to the directory where the X11 include files reside
+#
+#X11_INCDIR= /usr/X11R6/include
+#X11_INCDIR= /usr/X11/include
+X11_INCDIR= /opt/X11/include
+
+# Common C compiler warnings to silence
+#
+#CSILENCE=
+CSILENCE= -Wno-empty-body -Wno-shift-op-parentheses
+
+# Common C compiler warning flags
+#
+#CWARN= ${CSILENCE}
+#CWARN= -Wall ${CSILENCE}
+#CWARN= -Wall -Wextra ${CSILENCE}
+CWARN= -Wall -Wextra -pedantic ${CSILENCE}
+
+# Compiler standard
+#
+#CSTD=
+#CSTD= -ansi
+CSTD= -std=gnu90
+
+# Compiler bit architecture
+#
+# Some entries require 32-bitness:
+# ARCH= -m32
+#
+# Some entries require 64-bitness:
+# ARCH= -m64
+#
+# By default we assume nothing:
+#
+ARCH=
+
+# Defines that are needed to compile
+#
+#CDEFINE=
+CDEFINE= -DJ='if(' -Ds='else J O==' -DU='B(' \
+	-DX='for(' -DH='unsigned' -Dn='struct x' -DA='0,0,0,0,' \
+	-DT='<stdio.h>' -DY='<stdlib.h>' -DR='malloc(sizeof(n))' \
+	-DM='%=K' -DK=32768 -DD='getchar()' -DN=putchar
+
+# 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 ${HOMEBREW_PREFIX}/include/SDL2
+
+# 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
+# under those buggy optimizers and thus you may not want anything.
+# Reasonable compilers will allow for -O3.
+#
+#OPT=
+#OPT= -O
+#OPT= -O1
+#OPT= -O2
+OPT= -O3
+
+# Default flags for ANSI C compilation
+#
+CFLAGS= ${CSTD} ${CWARN} ${ARCH} ${CDEFINE} ${CINCLUDE} ${OPT}
+
+# Libraries needed to build
+#
+LIBS=
+#LIBS= -lm
+#LIBS= -L ${X11_LIBDIR} -lX11
+#LIBS= -L ${HOMEBREW_PREFIX}/lib -lSDL
+
+# C compiler to use
+#
+CC= cc
+#CC=clang
 #CC=gcc
 
-# winners that compile under ANSI C
+# Compiler add-ons or replacements for clang only
 #
-WINNERS= august dalbec eldby gandalf huffman jonth rcm schweikh1 \
+ifeq ($(CC),clang)
-	schweikh2 schweikh3 westley
-ALT_NAMES= august.orig
-
-LEVEL=5
-
-all: $(WINNERS)
-
-# NOTE: Some compilers will compile this code into infinite loop
-#	progs.  We have found gcc to work on a number of platforms.
-#	If the following example does not execute in a very
-#	short time, try a better compiler:
 #
-#		cat august.c test.oc | ./august > test.oo
+CSILENCE+= -Wno-comma -Wno-implicit-int-conversion -Wno-missing-prototypes \
-#	
+	-Wno-missing-variable-declarations -Wno-padded \
-august: august.c fac.oc parse.oc test.oc
+	-Wno-poison-system-directories -Wno-sign-conversion
-	${CC} ${CFLAGS} -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c -o august 
-	${CHMOD} +r fac.oc parse.oc test.oc
-
-# This forms a byte code execution engine written in OC
 #
-august.oc: august.c
+CWARN+= -Weverything
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c > august.oc
-	${CHMOD} +r august.oc
-
-# NOTE: this is the original source that won
 #
-august.orig: august.orig.c fac.oc parse.oc test.oc
+endif
-	${CC} ${CFLAGS} -DZ=60000 -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c -o august.orig
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c > august.oc
-	${CHMOD} +r fac.oc parse.oc test.oc august.oc
 
-dalbec: dalbec.c
+# Specific add-ons or replacements for gcc only
-	${CC} ${CFLAGS} dalbec.c -o dalbec
-
-eldby: eldby.c
-	${CC} ${CFLAGS} eldby.c -o eldby
-
-gandalf: gandalf.c
-	${CC} ${CFLAGS} gandalf.c -o gandalf
-	${RM} -f hatcat cathat
-	${CP} gandalf hatcat 
-	${CP} gandalf cathat
-
-huffman: huffman.c
-	${CC} ${CFLAGS} huffman.c -o huffman
-
-# Add -I${X}/include and -L${X}/lib if this doesn't build
-#  (X is the root of the X Window distribution)
-# Solaris users add -lsocket
 #
-jonth: jonth.c
+ifeq ($(CC),gcc)
-	${CC} ${CFLAGS} jonth.c -o jonth -lX11 -lm
-
-rcm: rcm.c
-	${CC} ${CFLAGS} -DJ='if(' -Ds='else J O==' -DU='B(' \
-	    -DX='for(' -DH='unsigned' -Dn='struct x' -DA='0,0,0,0,' \
-	    -DT='<stdio.h>' -DY='<stdlib.h>' -DR='malloc(sizeof(n))' \
-	    -DM='%=K' -DK=32768 -DD='getchar()' -DN=putchar rcm.c -o rcm
-
-schweikh1: schweikh1.c errno.h
-	${CC} ${CFLAGS} -I. schweikh1.c -o schweikh1
-
-schweikh2: schweikh2.c hunni.c hunni.pl
-	${CC} ${CFLAGS} -D_POSIX_SOURCE schweikh2.c -o schweikh2
-
-# NOTE: On some systems such as SunOS, one may need to compile with:
 #
-#	${CC} ${CFLAGS} \
+#CSILENCE+=
-#	  -I. -D_POSIX_SOURCE '-Ddifftime(a,b)=(double)(b-a)' \
+#
-#	  schweikh3.c -o schweikh3
+#CWARN+=
-#	
+#
-schweikh3: schweikh3.c iso646.h
+endif
-	${CC} ${CFLAGS} -I. -D_POSIX_SOURCE schweikh3.c -o schweikh3
 
-westley: westley.c clock1 clock2 clock3
-	${CC} ${CFLAGS} westley.c -o westley
-	${CHMOD} +x clock1 clock2 clock3
 
-clean:
+##############################
-	${RM} -f *.o a.out core ${WINNERS}
+# Special flags for this entry
+##############################
+#
+ENTRY= rcm
+PROG= ${ENTRY}
+#
+OBJ= ${PROG}.o
+DATA= rfc1951.gz rfc1952.gz
+TARGET= ${PROG}
+#
+ALT_OBJ=
+ALT_TARGET=
 
-clobber: clean
-	${RM} -f $(WINNERS)
-	${RM} -f $(ALT_NAMES)
-	${RM} -f fac.oo parse.oo test.oo hatcat cathat august.oc
 
-nuke: clobber
+#################
+# build the entry
+#################
+#
+all: data ${TARGET}
 	@${TRUE}
 
-install: all
+.PHONY: all alt data everything clean clobber install \
-	${CAT} $(WINNERS) $(ALT_NAMES) > /dev/null
+	love haste waste maker easter_egg sandwich \
+	supernova deep_magic magic charon pluto
+
+${PROG}: ${PROG}.c
+	${CC} ${CFLAGS} $< -o $@ ${LIBS}
+
+# alternative executable
+#
+alt: data ${ALT_TARGET}
+	@${TRUE}
+
+# data files
+#
+data: ${DATA}
+	@${TRUE}
+
+# both all and alt
+#
+everything: all alt
+
+
+###############
+# utility rules
+###############
+#
+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}
+	@-if [ -e sandwich ]; then \
+	    ${RM} -f sandwich; \
+	    echo 'ate sandwich'; \
+	fi
+
+install:
+	@echo "Dr. Spock says that is not logical!"
+	@${TRUE}
+
+# you may be able to misunderstand the source by reading indent.c
+#
+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 $< yourself, sorry"; \
+	    echo "exit 1"; \
+	    exit 1; \
+	fi
+
+
+##################
+# 133t hacker rulz
+##################
+#
+love:
+	@echo 'not war?'
+	@${TRUE}
+
+haste:
+	$(MAKE) waste
+	@${TRUE}
+
+waste:
+	@echo 'haste'
+	@${TRUE}
+
+maker:
+	@echo 'Participate in a maker faire'
+	@${TRUE}
+
+easter_egg:
+	@echo "you expected to often misunderstand this $${RANDOM} magic"
+	@echo "chongo '<was here>' /\\oo/\\"
+	@echo "Eggy"
+
+sandwich: easter_egg
+	@if [ `id -u` -eq 0 ]; then \
+	    echo 'Okay.'; \
+	    echo "$${RANDOM}`date +%s`$${RANDOM}" > $@; \
+	else \
+	    echo 'What? Make it yourself.'; \
+	    exit 1; \
+	fi
+
+# Understand the history of the Homebrew Computer Club
+# as well as the West Coast Computer Faire and
+# you might be confused different.  :-)
+#
+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 ${MAKE} the elements that help form planets"
+	@${TRUE}
+
+deep_magic: supernova
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --deep_magic 7889066cdbdf09b0408021754586e895be641cc9be29e7eafd3ca65359541f17 \
+	    		   --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	fi
+	@${TRUE}
+
+magic: deep_magic
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --level 20003 --mode 5717175 --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "If you don't eat yer meat, you can't have any pudding!"; \
+	    echo "How can you have any pudding if you don't eat yer meat?!"; \
+	fi
+	@${TRUE}
+
+# The IOCCC resident astronomer states
+#
+charon: magic
+	@echo "$@ is a dwarf planet"
+	@echo "dwarf is a type of planet"
+	@echo "therefore IAU, $@ is a planet"
+
+pluto: charon
+	${MAKE} charon
+	@echo "$@ 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"

1996/rcm/README.md

@@ -1,32 +1,29 @@
-Best RFC Obfuscation:
+# Best RFC Obfuscation:
 
     Ron McFarland
     7941 Fawncreek Drive
     Cincinnati, Ohio 45249
     USA
 
+## To build:
 
-Judges' comments:
+        make all
+
+### To run
 
-    To use:
-	make rcm
 	./rcm < rfc1951.gz
 
-    Also try:
+## Judges' comments
-
-	./rcm < rfc1952.gz
 
     And for more information try:
 
-	./rcm < rfc1951.gz
 	./rcm < rfc1952.gz
 
     For a good noop try:
 
 	gzip -c < rcm.c | ./rcm
 
-
+## Author's comments
-Selected notes from the author:
 
     Except for some silly requirements regarding input validation, CRC
     checking, and similar unimportant fluff, this program is a fully

1996/schweikh1/Makefile

@@ -1,156 +1,337 @@
-# %W% %G% %U%
+#!/usr/bin/env make
 #
-# 1996 makefile
+# IOCCC 1996 winning entry - schweikh1
+
+################################################################################
 #
-# Copyright (c) 1997, Landon Curt Noll & Sriram Srinivasan
+# An Historical Makefile NOTE:
-# All Rights Reserved.  Permission for personal, educational or non-profit
+#
-# use is granted provided this this copyright and notice are included in its
+# The orig.Makefile, if it exits, is the original Makefile before this IOCCC
-# entirety and remains unaltered.  All other uses must receive prior permission
+# year directory was reworked so that entries are in separate directories.
-# from Landon Curt Noll and Sriram Srinivasan.
+# This also applies to any orig.ansi.mk and orig.common.mk files.
+#
+# Several Makefiles were modified / formed in 2022, and as such it may have
+# elements that are not historically compatible with way entries were built.
+# The orig.Makefile, if it exits, is a copy of the pre-modified Makefile.
+#
+# 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/
 
 
-SHELL=/bin/sh
+#############################
-CAT=cat
+# shell used by this Makefile
-CHMOD=chmod
+#############################
-CP=cp
+#
-GUNZIP=gunzip
+SHELL= bash
-UUDECODE=uudecode
-LN=ln
-RM=rm
-SED=sed
-TRUE=true
 
-# flags for ANSI compiles
+#######################
+# common tool locations
+#######################
 #
-# NOTE: Some ANSI compilers make use of -Xa to turn on ANSI mode,
+include ../../var.mk
-#	others such as gcc may want -ansi, others may want nothing
-#	at all.  Adjust the CFLAGS line as needed.
-#
-# NOTE: Some compilers cannot optimize, or optimize some entries
-#	incorrectly.  You might want to turn on -O to see if your
-#	compiler can handle them.
-#
-#CFLAGS=-O -Xa
-#CFLAGS=-Xa
-#CFLAGS= -ansi
-CFLAGS= -ansi -O
-#CFLAGS=
 
-# ANSI compiler
+# Set X11_LIBDIR to the directory where the X11 library resides
 #
-# Set CC to the name of your ANSI compiler.
+#X11_LIBDIR= /usr/X11R6/lib
-CC=cc
+#X11_LIBDIR= /usr/X11/lib
+X11_LIBDIR= /opt/X11/lib
+
+# Set X11_INCLUDEDIR to the directory where the X11 include files reside
+#
+#X11_INCDIR= /usr/X11R6/include
+#X11_INCDIR= /usr/X11/include
+X11_INCDIR= /opt/X11/include
+
+# Common C compiler warnings to silence
+#
+CSILENCE=
+#CSILENCE= -Wno-implicit-int
+
+# Common C compiler warning flags
+#
+#CWARN= ${CSILENCE}
+#CWARN= -Wall ${CSILENCE}
+#CWARN= -Wall -Wextra ${CSILENCE}
+CWARN= -Wall -Wextra -pedantic ${CSILENCE}
+
+# Compiler standard
+#
+#CSTD=
+#CSTD= -ansi
+CSTD= -std=gnu90
+
+# Compiler bit architecture
+#
+# Some entries require 32-bitness:
+# ARCH= -m32
+#
+# Some entries require 64-bitness:
+# ARCH= -m64
+#
+# By default we assume nothing:
+#
+ARCH=
+
+# Defines that are needed to compile
+#
+CDEFINE=
+#CDEFINE= -DIOCCC
+
+# Include files that are needed to compile
+#
+#CINCLUDE=
+CINCLUDE= -I.
+#CINCLUDE= -include stdlib.h
+#CINCLUDE= -include stdio.h
+#CINCLUDE= -include stdlib.h -include stdio.h
+#CINCLUDE= -I ${X11_INCDIR}
+#CINCLUDE= -I ${HOMEBREW_PREFIX}/include/SDL2
+
+# 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
+# under those buggy optimizers and thus you may not want anything.
+# Reasonable compilers will allow for -O3.
+#
+#OPT=
+#OPT= -O
+#OPT= -O1
+#OPT= -O2
+OPT= -O3
+
+# Default flags for ANSI C compilation
+#
+CFLAGS= ${CSTD} ${CWARN} ${ARCH} ${CDEFINE} ${CINCLUDE} ${OPT}
+
+# Libraries needed to build
+#
+LIBS=
+#LIBS= -lm
+#LIBS= -L ${X11_LIBDIR} -lX11
+#LIBS= -L ${HOMEBREW_PREFIX}/lib -lSDL
+
+# C compiler to use
+#
+CC= cc
+#CC=clang
 #CC=gcc
 
-# winners that compile under ANSI C
+# Compiler add-ons or replacements for clang only
 #
-WINNERS= august dalbec eldby gandalf huffman jonth rcm schweikh1 \
+ifeq ($(CC),clang)
-	schweikh2 schweikh3 westley
-ALT_NAMES= august.orig
-
-LEVEL=5
-
-all: $(WINNERS)
-
-# NOTE: Some compilers will compile this code into infinite loop
-#	progs.  We have found gcc to work on a number of platforms.
-#	If the following example does not execute in a very
-#	short time, try a better compiler:
 #
-#		cat august.c test.oc | ./august > test.oo
+CSILENCE+= -Wno-conditional-uninitialized -Wno-disabled-macro-expansion \
-#	
+	-Wno-missing-variable-declarations -Wno-poison-system-directories
-august: august.c fac.oc parse.oc test.oc
-	${CC} ${CFLAGS} -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c -o august 
-	${CHMOD} +r fac.oc parse.oc test.oc
-
-# This forms a byte code execution engine written in OC
 #
-august.oc: august.c
+CWARN+= -Weverything
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c > august.oc
-	${CHMOD} +r august.oc
-
-# NOTE: this is the original source that won
 #
-august.orig: august.orig.c fac.oc parse.oc test.oc
+endif
-	${CC} ${CFLAGS} -DZ=60000 -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c -o august.orig
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c > august.oc
-	${CHMOD} +r fac.oc parse.oc test.oc august.oc
 
-dalbec: dalbec.c
+# Specific add-ons or replacements for gcc only
-	${CC} ${CFLAGS} dalbec.c -o dalbec
-
-eldby: eldby.c
-	${CC} ${CFLAGS} eldby.c -o eldby
-
-gandalf: gandalf.c
-	${CC} ${CFLAGS} gandalf.c -o gandalf
-	${RM} -f hatcat cathat
-	${CP} gandalf hatcat 
-	${CP} gandalf cathat
-
-huffman: huffman.c
-	${CC} ${CFLAGS} huffman.c -o huffman
-
-# Add -I${X}/include and -L${X}/lib if this doesn't build
-#  (X is the root of the X Window distribution)
-# Solaris users add -lsocket
 #
-jonth: jonth.c
+ifeq ($(CC),gcc)
-	${CC} ${CFLAGS} jonth.c -o jonth -lX11 -lm
-
-rcm: rcm.c
-	${CC} ${CFLAGS} -DJ='if(' -Ds='else J O==' -DU='B(' \
-	    -DX='for(' -DH='unsigned' -Dn='struct x' -DA='0,0,0,0,' \
-	    -DT='<stdio.h>' -DY='<stdlib.h>' -DR='malloc(sizeof(n))' \
-	    -DM='%=K' -DK=32768 -DD='getchar()' -DN=putchar rcm.c -o rcm
-
-schweikh1: schweikh1.c errno.h
-	${CC} ${CFLAGS} -I. schweikh1.c -o schweikh1
-
-schweikh2: schweikh2.c hunni.c hunni.pl
-	${CC} ${CFLAGS} -D_POSIX_SOURCE schweikh2.c -o schweikh2
-
-# NOTE: On some systems such as SunOS, one may need to compile with:
 #
-#	${CC} ${CFLAGS} \
+#CSILENCE+=
-#	  -I. -D_POSIX_SOURCE '-Ddifftime(a,b)=(double)(b-a)' \
+#
-#	  schweikh3.c -o schweikh3
+#CWARN+=
-#	
+#
-schweikh3: schweikh3.c iso646.h
+endif
-	${CC} ${CFLAGS} -I. -D_POSIX_SOURCE schweikh3.c -o schweikh3
 
-westley: westley.c clock1 clock2 clock3
-	${CC} ${CFLAGS} westley.c -o westley
-	${CHMOD} +x clock1 clock2 clock3
 
-clean:
+##############################
-	${RM} -f *.o a.out core ${WINNERS}
+# Special flags for this entry
+##############################
+#
+ENTRY= schweikh1
+PROG= ${ENTRY}
+#
+OBJ= ${PROG}.o
+DATA= errno.h
+TARGET= ${PROG}
+#
+ALT_OBJ=
+ALT_TARGET=
 
-clobber: clean
-	${RM} -f $(WINNERS)
-	${RM} -f $(ALT_NAMES)
-	${RM} -f fac.oo parse.oo test.oo hatcat cathat august.oc
 
-nuke: clobber
+#################
+# build the entry
+#################
+#
+all: data ${TARGET}
 	@${TRUE}
 
-install: all
+.PHONY: all alt data everything clean clobber install \
-	${CAT} $(WINNERS) $(ALT_NAMES) > /dev/null
+	love haste waste maker easter_egg sandwich \
+	supernova deep_magic magic charon pluto
+
+${PROG}: ${PROG}.c
+	${CC} ${CFLAGS} $< -o $@ ${LIBS}
+
+# alternative executable
+#
+alt: data ${ALT_TARGET}
+	@${TRUE}
+
+# data files
+#
+data: ${DATA}
+	@${TRUE}
+
+# both all and alt
+#
+everything: all alt
+
+
+###############
+# utility rules
+###############
+#
+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}
+	@-if [ -e sandwich ]; then \
+	    ${RM} -f sandwich; \
+	    echo 'ate sandwich'; \
+	fi
+
+install:
+	@echo "Dr. Spock says that is not logical!"
+	@${TRUE}
+
+# you may be able to misunderstand the source by reading indent.c
+#
+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 $< yourself, sorry"; \
+	    echo "exit 1"; \
+	    exit 1; \
+	fi
+
+
+##################
+# 133t hacker rulz
+##################
+#
+love:
+	@echo 'not war?'
+	@${TRUE}
+
+haste:
+	$(MAKE) waste
+	@${TRUE}
+
+waste:
+	@echo 'haste'
+	@${TRUE}
+
+maker:
+	@echo 'Participate in a maker faire'
+	@${TRUE}
+
+easter_egg:
+	@echo "you expected to often misunderstand this $${RANDOM} magic"
+	@echo "chongo '<was here>' /\\oo/\\"
+	@echo "Eggy"
+
+sandwich: easter_egg
+	@if [ `id -u` -eq 0 ]; then \
+	    echo 'Okay.'; \
+	    echo "$${RANDOM}`date +%s`$${RANDOM}" > $@; \
+	else \
+	    echo 'What? Make it yourself.'; \
+	    exit 1; \
+	fi
+
+# Understand the history of the Homebrew Computer Club
+# as well as the West Coast Computer Faire and
+# you might be confused different.  :-)
+#
+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 ${MAKE} the elements that help form planets"
+	@${TRUE}
+
+deep_magic: supernova
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --deep_magic 7889066cdbdf09b0408021754586e895be641cc9be29e7eafd3ca65359541f17 \
+	    		   --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	fi
+	@${TRUE}
+
+magic: deep_magic
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --level 20003 --mode 5717175 --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "If you don't eat yer meat, you can't have any pudding!"; \
+	    echo "How can you have any pudding if you don't eat yer meat?!"; \
+	fi
+	@${TRUE}
+
+# The IOCCC resident astronomer states
+#
+charon: magic
+	@echo "$@ is a dwarf planet"
+	@echo "dwarf is a type of planet"
+	@echo "therefore IAU, $@ is a planet"
+
+pluto: charon
+	${MAKE} charon
+	@echo "$@ 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"

1996/schweikh1/README.md

@@ -1,4 +1,4 @@
-Worst Abuse of the C Preprocessor:
+# Worst Abuse of the C Preprocessor:
 
     Jens Schweikhardt
     DFN Network Operation Center
@@ -8,13 +8,16 @@ Worst Abuse of the C Preprocessor:
 
     http://www.uni-stuttgart.de/People/schweikhardt/home.html
 
+## To build:
 
-Judges' comments:
+        make all
+
+### To run
 
-    To use:
-	make schweikh1
 	./schweikh1
 
+## Judges' comments
+
     Look at the source.  There is something very odd going on here.  
     Where does the real code come from if everything is a C pre-processor 
     statement?
@@ -22,8 +25,7 @@ Judges' comments:
     Clearly this is either the Best Use or the Worst Abuse of the
     C Preprocessor that the judges have seen this year!
 
-
+## Author's comments
-Selected notes from the author:
 
     What this program does
     ----------------------

1996/schweikh2/Makefile

@@ -1,156 +1,335 @@
-# %W% %G% %U%
+#!/usr/bin/env make
 #
-# 1996 makefile
+# IOCCC 1996 winning entry - schweikh2
+
+################################################################################
 #
-# Copyright (c) 1997, Landon Curt Noll & Sriram Srinivasan
+# An Historical Makefile NOTE:
-# All Rights Reserved.  Permission for personal, educational or non-profit
+#
-# use is granted provided this this copyright and notice are included in its
+# The orig.Makefile, if it exits, is the original Makefile before this IOCCC
-# entirety and remains unaltered.  All other uses must receive prior permission
+# year directory was reworked so that entries are in separate directories.
-# from Landon Curt Noll and Sriram Srinivasan.
+# This also applies to any orig.ansi.mk and orig.common.mk files.
+#
+# Several Makefiles were modified / formed in 2022, and as such it may have
+# elements that are not historically compatible with way entries were built.
+# The orig.Makefile, if it exits, is a copy of the pre-modified Makefile.
+#
+# 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/
 
 
-SHELL=/bin/sh
+#############################
-CAT=cat
+# shell used by this Makefile
-CHMOD=chmod
+#############################
-CP=cp
+#
-GUNZIP=gunzip
+SHELL= bash
-UUDECODE=uudecode
-LN=ln
-RM=rm
-SED=sed
-TRUE=true
 
-# flags for ANSI compiles
+#######################
+# common tool locations
+#######################
 #
-# NOTE: Some ANSI compilers make use of -Xa to turn on ANSI mode,
+include ../../var.mk
-#	others such as gcc may want -ansi, others may want nothing
-#	at all.  Adjust the CFLAGS line as needed.
-#
-# NOTE: Some compilers cannot optimize, or optimize some entries
-#	incorrectly.  You might want to turn on -O to see if your
-#	compiler can handle them.
-#
-#CFLAGS=-O -Xa
-#CFLAGS=-Xa
-#CFLAGS= -ansi
-CFLAGS= -ansi -O
-#CFLAGS=
 
-# ANSI compiler
+# Set X11_LIBDIR to the directory where the X11 library resides
 #
-# Set CC to the name of your ANSI compiler.
+#X11_LIBDIR= /usr/X11R6/lib
-CC=cc
+#X11_LIBDIR= /usr/X11/lib
+X11_LIBDIR= /opt/X11/lib
+
+# Set X11_INCLUDEDIR to the directory where the X11 include files reside
+#
+#X11_INCDIR= /usr/X11R6/include
+#X11_INCDIR= /usr/X11/include
+X11_INCDIR= /opt/X11/include
+
+# Common C compiler warnings to silence
+#
+CSILENCE=
+#CSILENCE= -Wno-implicit-int
+
+# Common C compiler warning flags
+#
+#CWARN= ${CSILENCE}
+#CWARN= -Wall ${CSILENCE}
+#CWARN= -Wall -Wextra ${CSILENCE}
+CWARN= -Wall -Wextra -pedantic ${CSILENCE}
+
+# Compiler standard
+#
+#CSTD=
+#CSTD= -ansi
+CSTD= -std=gnu90
+
+# Compiler bit architecture
+#
+# Some entries require 32-bitness:
+# ARCH= -m32
+#
+# Some entries require 64-bitness:
+# ARCH= -m64
+#
+# By default we assume nothing:
+#
+ARCH=
+
+# Defines that are needed to compile
+#
+CDEFINE=
+#CDEFINE= -DIOCCC
+
+# 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 ${HOMEBREW_PREFIX}/include/SDL2
+
+# 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
+# under those buggy optimizers and thus you may not want anything.
+# Reasonable compilers will allow for -O3.
+#
+#OPT=
+#OPT= -O
+#OPT= -O1
+#OPT= -O2
+OPT= -O3
+
+# Default flags for ANSI C compilation
+#
+CFLAGS= ${CSTD} ${CWARN} ${ARCH} ${CDEFINE} ${CINCLUDE} ${OPT}
+
+# Libraries needed to build
+#
+LIBS=
+#LIBS= -lm
+#LIBS= -L ${X11_LIBDIR} -lX11
+#LIBS= -L ${HOMEBREW_PREFIX}/lib -lSDL
+
+# C compiler to use
+#
+CC= cc
+#CC=clang
 #CC=gcc
 
-# winners that compile under ANSI C
+# Compiler add-ons or replacements for clang only
 #
-WINNERS= august dalbec eldby gandalf huffman jonth rcm schweikh1 \
+ifeq ($(CC),clang)
-	schweikh2 schweikh3 westley
-ALT_NAMES= august.orig
-
-LEVEL=5
-
-all: $(WINNERS)
-
-# NOTE: Some compilers will compile this code into infinite loop
-#	progs.  We have found gcc to work on a number of platforms.
-#	If the following example does not execute in a very
-#	short time, try a better compiler:
 #
-#		cat august.c test.oc | ./august > test.oo
+CSILENCE+= -Wno-comma -Wno-poison-system-directories -Wno-sign-conversion
-#	
-august: august.c fac.oc parse.oc test.oc
-	${CC} ${CFLAGS} -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c -o august 
-	${CHMOD} +r fac.oc parse.oc test.oc
-
-# This forms a byte code execution engine written in OC
 #
-august.oc: august.c
+CWARN+= -Weverything
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c > august.oc
-	${CHMOD} +r august.oc
-
-# NOTE: this is the original source that won
 #
-august.orig: august.orig.c fac.oc parse.oc test.oc
+endif
-	${CC} ${CFLAGS} -DZ=60000 -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c -o august.orig
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c > august.oc
-	${CHMOD} +r fac.oc parse.oc test.oc august.oc
 
-dalbec: dalbec.c
+# Specific add-ons or replacements for gcc only
-	${CC} ${CFLAGS} dalbec.c -o dalbec
-
-eldby: eldby.c
-	${CC} ${CFLAGS} eldby.c -o eldby
-
-gandalf: gandalf.c
-	${CC} ${CFLAGS} gandalf.c -o gandalf
-	${RM} -f hatcat cathat
-	${CP} gandalf hatcat 
-	${CP} gandalf cathat
-
-huffman: huffman.c
-	${CC} ${CFLAGS} huffman.c -o huffman
-
-# Add -I${X}/include and -L${X}/lib if this doesn't build
-#  (X is the root of the X Window distribution)
-# Solaris users add -lsocket
 #
-jonth: jonth.c
+ifeq ($(CC),gcc)
-	${CC} ${CFLAGS} jonth.c -o jonth -lX11 -lm
-
-rcm: rcm.c
-	${CC} ${CFLAGS} -DJ='if(' -Ds='else J O==' -DU='B(' \
-	    -DX='for(' -DH='unsigned' -Dn='struct x' -DA='0,0,0,0,' \
-	    -DT='<stdio.h>' -DY='<stdlib.h>' -DR='malloc(sizeof(n))' \
-	    -DM='%=K' -DK=32768 -DD='getchar()' -DN=putchar rcm.c -o rcm
-
-schweikh1: schweikh1.c errno.h
-	${CC} ${CFLAGS} -I. schweikh1.c -o schweikh1
-
-schweikh2: schweikh2.c hunni.c hunni.pl
-	${CC} ${CFLAGS} -D_POSIX_SOURCE schweikh2.c -o schweikh2
-
-# NOTE: On some systems such as SunOS, one may need to compile with:
 #
-#	${CC} ${CFLAGS} \
+#CSILENCE+=
-#	  -I. -D_POSIX_SOURCE '-Ddifftime(a,b)=(double)(b-a)' \
+#
-#	  schweikh3.c -o schweikh3
+#CWARN+=
-#	
+#
-schweikh3: schweikh3.c iso646.h
+endif
-	${CC} ${CFLAGS} -I. -D_POSIX_SOURCE schweikh3.c -o schweikh3
 
-westley: westley.c clock1 clock2 clock3
-	${CC} ${CFLAGS} westley.c -o westley
-	${CHMOD} +x clock1 clock2 clock3
 
-clean:
+##############################
-	${RM} -f *.o a.out core ${WINNERS}
+# Special flags for this entry
+##############################
+#
+ENTRY= schweikh2
+PROG= ${ENTRY}
+#
+OBJ= ${PROG}.o
+DATA= hunni.pl hunni.c
+TARGET= ${PROG}
+#
+ALT_OBJ=
+ALT_TARGET=
 
-clobber: clean
-	${RM} -f $(WINNERS)
-	${RM} -f $(ALT_NAMES)
-	${RM} -f fac.oo parse.oo test.oo hatcat cathat august.oc
 
-nuke: clobber
+#################
+# build the entry
+#################
+#
+all: data ${TARGET}
 	@${TRUE}
 
-install: all
+.PHONY: all alt data everything clean clobber install \
-	${CAT} $(WINNERS) $(ALT_NAMES) > /dev/null
+	love haste waste maker easter_egg sandwich \
+	supernova deep_magic magic charon pluto
+
+${PROG}: ${PROG}.c
+	${CC} ${CFLAGS} $< -o $@ ${LIBS}
+
+# alternative executable
+#
+alt: data ${ALT_TARGET}
+	@${TRUE}
+
+# data files
+#
+data: ${DATA}
+	@${TRUE}
+
+# both all and alt
+#
+everything: all alt
+
+
+###############
+# utility rules
+###############
+#
+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}
+	@-if [ -e sandwich ]; then \
+	    ${RM} -f sandwich; \
+	    echo 'ate sandwich'; \
+	fi
+
+install:
+	@echo "Dr. Spock says that is not logical!"
+	@${TRUE}
+
+# you may be able to misunderstand the source by reading indent.c
+#
+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 $< yourself, sorry"; \
+	    echo "exit 1"; \
+	    exit 1; \
+	fi
+
+
+##################
+# 133t hacker rulz
+##################
+#
+love:
+	@echo 'not war?'
+	@${TRUE}
+
+haste:
+	$(MAKE) waste
+	@${TRUE}
+
+waste:
+	@echo 'haste'
+	@${TRUE}
+
+maker:
+	@echo 'Participate in a maker faire'
+	@${TRUE}
+
+easter_egg:
+	@echo "you expected to often misunderstand this $${RANDOM} magic"
+	@echo "chongo '<was here>' /\\oo/\\"
+	@echo "Eggy"
+
+sandwich: easter_egg
+	@if [ `id -u` -eq 0 ]; then \
+	    echo 'Okay.'; \
+	    echo "$${RANDOM}`date +%s`$${RANDOM}" > $@; \
+	else \
+	    echo 'What? Make it yourself.'; \
+	    exit 1; \
+	fi
+
+# Understand the history of the Homebrew Computer Club
+# as well as the West Coast Computer Faire and
+# you might be confused different.  :-)
+#
+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 ${MAKE} the elements that help form planets"
+	@${TRUE}
+
+deep_magic: supernova
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --deep_magic 7889066cdbdf09b0408021754586e895be641cc9be29e7eafd3ca65359541f17 \
+	    		   --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	fi
+	@${TRUE}
+
+magic: deep_magic
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --level 20003 --mode 5717175 --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "If you don't eat yer meat, you can't have any pudding!"; \
+	    echo "How can you have any pudding if you don't eat yer meat?!"; \
+	fi
+	@${TRUE}
+
+# The IOCCC resident astronomer states
+#
+charon: magic
+	@echo "$@ is a dwarf planet"
+	@echo "dwarf is a type of planet"
+	@echo "therefore IAU, $@ is a planet"
+
+pluto: charon
+	${MAKE} charon
+	@echo "$@ 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"

1996/schweikh2/README.md

@@ -1,4 +1,4 @@
-Best Algorithm:
+# Best Algorithm:
 
     Jens Schweikhardt
     DFN Network Operation Center
@@ -8,14 +8,16 @@ Best Algorithm:
 
     http://www.uni-stuttgart.de/People/schweikhardt/home.html
 
+## To build:
 
-Judges' comments:
+        make all
+
+### To run
 
-    To use:
-	make schweikh2
-	
 	./schweikh2
 
+## Judges' comments
+
     Also try:
 
         ./schweikh2 15 1 0 0/0
@@ -37,8 +39,7 @@ Judges' comments:
 
     This entry was another crowd pleaser at the IOCCC BOF.
 
-
+## Author's comments
-Selected notes from the author:
 
     Note: the source must be viewed with tabstop 8. To appreciate the
     beauty have your eyes half closed.

1996/schweikh2/hunni.pl

@@ -1,4 +1,4 @@
-#!/usr/bin/perl
+#!/usr/bin/env perl
 #
 print "#define C \" \"\n";
 print "#define O( _ ) # _\n";

1996/schweikh3/Makefile

@@ -1,156 +1,337 @@
-# %W% %G% %U%
+#!/usr/bin/env make
 #
-# 1996 makefile
+# IOCCC 1996 winning entry - schweikh3
+
+################################################################################
 #
-# Copyright (c) 1997, Landon Curt Noll & Sriram Srinivasan
+# An Historical Makefile NOTE:
-# All Rights Reserved.  Permission for personal, educational or non-profit
+#
-# use is granted provided this this copyright and notice are included in its
+# The orig.Makefile, if it exits, is the original Makefile before this IOCCC
-# entirety and remains unaltered.  All other uses must receive prior permission
+# year directory was reworked so that entries are in separate directories.
-# from Landon Curt Noll and Sriram Srinivasan.
+# This also applies to any orig.ansi.mk and orig.common.mk files.
+#
+# Several Makefiles were modified / formed in 2022, and as such it may have
+# elements that are not historically compatible with way entries were built.
+# The orig.Makefile, if it exits, is a copy of the pre-modified Makefile.
+#
+# 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/
 
 
-SHELL=/bin/sh
+#############################
-CAT=cat
+# shell used by this Makefile
-CHMOD=chmod
+#############################
-CP=cp
+#
-GUNZIP=gunzip
+SHELL= bash
-UUDECODE=uudecode
-LN=ln
-RM=rm
-SED=sed
-TRUE=true
 
-# flags for ANSI compiles
+#######################
+# common tool locations
+#######################
 #
-# NOTE: Some ANSI compilers make use of -Xa to turn on ANSI mode,
+include ../../var.mk
-#	others such as gcc may want -ansi, others may want nothing
-#	at all.  Adjust the CFLAGS line as needed.
-#
-# NOTE: Some compilers cannot optimize, or optimize some entries
-#	incorrectly.  You might want to turn on -O to see if your
-#	compiler can handle them.
-#
-#CFLAGS=-O -Xa
-#CFLAGS=-Xa
-#CFLAGS= -ansi
-CFLAGS= -ansi -O
-#CFLAGS=
 
-# ANSI compiler
+# Set X11_LIBDIR to the directory where the X11 library resides
 #
-# Set CC to the name of your ANSI compiler.
+#X11_LIBDIR= /usr/X11R6/lib
-CC=cc
+#X11_LIBDIR= /usr/X11/lib
+X11_LIBDIR= /opt/X11/lib
+
+# Set X11_INCLUDEDIR to the directory where the X11 include files reside
+#
+#X11_INCDIR= /usr/X11R6/include
+#X11_INCDIR= /usr/X11/include
+X11_INCDIR= /opt/X11/include
+
+# Common C compiler warnings to silence
+#
+#CSILENCE=
+CSILENCE= -Wno-language-extension-token -Wno-switch-bool
+
+# Common C compiler warning flags
+#
+#CWARN= ${CSILENCE}
+#CWARN= -Wall ${CSILENCE}
+#CWARN= -Wall -Wextra ${CSILENCE}
+CWARN= -Wall -Wextra -pedantic ${CSILENCE}
+
+# Compiler standard
+#
+#CSTD=
+CSTD= -ansi
+#CSTD= -std=gnu90
+
+# Compiler bit architecture
+#
+# Some entries require 32-bitness:
+# ARCH= -m32
+#
+# Some entries require 64-bitness:
+# ARCH= -m64
+#
+# By default we assume nothing:
+#
+ARCH=
+
+# Defines that are needed to compile
+#
+#CDEFINE=
+CDEFINE= -D_POSIX_SOURCE
+
+# Include files that are needed to compile
+#
+#CINCLUDE=
+CINCLUDE= -I.
+#CINCLUDE= -include stdlib.h
+#CINCLUDE= -include stdio.h
+#CINCLUDE= -include stdlib.h -include stdio.h
+#CINCLUDE= -I ${X11_INCDIR}
+#CINCLUDE= -I ${HOMEBREW_PREFIX}/include/SDL2
+
+# 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
+# under those buggy optimizers and thus you may not want anything.
+# Reasonable compilers will allow for -O3.
+#
+#OPT=
+#OPT= -O
+#OPT= -O1
+#OPT= -O2
+OPT= -O3
+
+# Default flags for ANSI C compilation
+#
+CFLAGS= ${CSTD} ${CWARN} ${ARCH} ${CDEFINE} ${CINCLUDE} ${OPT}
+
+# Libraries needed to build
+#
+LIBS=
+#LIBS= -lm
+#LIBS= -L ${X11_LIBDIR} -lX11
+#LIBS= -L ${HOMEBREW_PREFIX}/lib -lSDL
+
+# C compiler to use
+#
+CC= cc
+#CC=clang
 #CC=gcc
 
-# winners that compile under ANSI C
+# Compiler add-ons or replacements for clang only
 #
-WINNERS= august dalbec eldby gandalf huffman jonth rcm schweikh1 \
+ifeq ($(CC),clang)
-	schweikh2 schweikh3 westley
-ALT_NAMES= august.orig
-
-LEVEL=5
-
-all: $(WINNERS)
-
-# NOTE: Some compilers will compile this code into infinite loop
-#	progs.  We have found gcc to work on a number of platforms.
-#	If the following example does not execute in a very
-#	short time, try a better compiler:
 #
-#		cat august.c test.oc | ./august > test.oo
+CSILENCE+= -Wno-comma -Wno-date-time -Wno-double-promotion \
-#	
+	-Wno-poison-system-directories -Wno-unreachable-code
-august: august.c fac.oc parse.oc test.oc
-	${CC} ${CFLAGS} -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c -o august 
-	${CHMOD} +r fac.oc parse.oc test.oc
-
-# This forms a byte code execution engine written in OC
 #
-august.oc: august.c
+CWARN+= -Weverything
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c > august.oc
-	${CHMOD} +r august.oc
-
-# NOTE: this is the original source that won
 #
-august.orig: august.orig.c fac.oc parse.oc test.oc
+endif
-	${CC} ${CFLAGS} -DZ=60000 -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c -o august.orig
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c > august.oc
-	${CHMOD} +r fac.oc parse.oc test.oc august.oc
 
-dalbec: dalbec.c
+# Specific add-ons or replacements for gcc only
-	${CC} ${CFLAGS} dalbec.c -o dalbec
-
-eldby: eldby.c
-	${CC} ${CFLAGS} eldby.c -o eldby
-
-gandalf: gandalf.c
-	${CC} ${CFLAGS} gandalf.c -o gandalf
-	${RM} -f hatcat cathat
-	${CP} gandalf hatcat 
-	${CP} gandalf cathat
-
-huffman: huffman.c
-	${CC} ${CFLAGS} huffman.c -o huffman
-
-# Add -I${X}/include and -L${X}/lib if this doesn't build
-#  (X is the root of the X Window distribution)
-# Solaris users add -lsocket
 #
-jonth: jonth.c
+ifeq ($(CC),gcc)
-	${CC} ${CFLAGS} jonth.c -o jonth -lX11 -lm
-
-rcm: rcm.c
-	${CC} ${CFLAGS} -DJ='if(' -Ds='else J O==' -DU='B(' \
-	    -DX='for(' -DH='unsigned' -Dn='struct x' -DA='0,0,0,0,' \
-	    -DT='<stdio.h>' -DY='<stdlib.h>' -DR='malloc(sizeof(n))' \
-	    -DM='%=K' -DK=32768 -DD='getchar()' -DN=putchar rcm.c -o rcm
-
-schweikh1: schweikh1.c errno.h
-	${CC} ${CFLAGS} -I. schweikh1.c -o schweikh1
-
-schweikh2: schweikh2.c hunni.c hunni.pl
-	${CC} ${CFLAGS} -D_POSIX_SOURCE schweikh2.c -o schweikh2
-
-# NOTE: On some systems such as SunOS, one may need to compile with:
 #
-#	${CC} ${CFLAGS} \
+#CSILENCE+=
-#	  -I. -D_POSIX_SOURCE '-Ddifftime(a,b)=(double)(b-a)' \
+#
-#	  schweikh3.c -o schweikh3
+#CWARN+=
-#	
+#
-schweikh3: schweikh3.c iso646.h
+endif
-	${CC} ${CFLAGS} -I. -D_POSIX_SOURCE schweikh3.c -o schweikh3
 
-westley: westley.c clock1 clock2 clock3
-	${CC} ${CFLAGS} westley.c -o westley
-	${CHMOD} +x clock1 clock2 clock3
 
-clean:
+##############################
-	${RM} -f *.o a.out core ${WINNERS}
+# Special flags for this entry
+##############################
+#
+ENTRY= schweikh3
+PROG= ${ENTRY}
+#
+OBJ= ${PROG}.o
+DATA=
+TARGET= ${PROG}
+#
+ALT_OBJ=
+ALT_TARGET=
 
-clobber: clean
-	${RM} -f $(WINNERS)
-	${RM} -f $(ALT_NAMES)
-	${RM} -f fac.oo parse.oo test.oo hatcat cathat august.oc
 
-nuke: clobber
+#################
+# build the entry
+#################
+#
+all: data ${TARGET}
 	@${TRUE}
 
-install: all
+.PHONY: all alt data everything clean clobber install \
-	${CAT} $(WINNERS) $(ALT_NAMES) > /dev/null
+	love haste waste maker easter_egg sandwich \
+	supernova deep_magic magic charon pluto
+
+${PROG}: ${PROG}.c
+	${CC} ${CFLAGS} $< -o $@ ${LIBS}
+
+# alternative executable
+#
+alt: data ${ALT_TARGET}
+	@${TRUE}
+
+# data files
+#
+data: ${DATA}
+	@${TRUE}
+
+# both all and alt
+#
+everything: all alt
+
+
+###############
+# utility rules
+###############
+#
+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}
+	@-if [ -e sandwich ]; then \
+	    ${RM} -f sandwich; \
+	    echo 'ate sandwich'; \
+	fi
+
+install:
+	@echo "Dr. Spock says that is not logical!"
+	@${TRUE}
+
+# you may be able to misunderstand the source by reading indent.c
+#
+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 $< yourself, sorry"; \
+	    echo "exit 1"; \
+	    exit 1; \
+	fi
+
+
+##################
+# 133t hacker rulz
+##################
+#
+love:
+	@echo 'not war?'
+	@${TRUE}
+
+haste:
+	$(MAKE) waste
+	@${TRUE}
+
+waste:
+	@echo 'haste'
+	@${TRUE}
+
+maker:
+	@echo 'Participate in a maker faire'
+	@${TRUE}
+
+easter_egg:
+	@echo "you expected to often misunderstand this $${RANDOM} magic"
+	@echo "chongo '<was here>' /\\oo/\\"
+	@echo "Eggy"
+
+sandwich: easter_egg
+	@if [ `id -u` -eq 0 ]; then \
+	    echo 'Okay.'; \
+	    echo "$${RANDOM}`date +%s`$${RANDOM}" > $@; \
+	else \
+	    echo 'What? Make it yourself.'; \
+	    exit 1; \
+	fi
+
+# Understand the history of the Homebrew Computer Club
+# as well as the West Coast Computer Faire and
+# you might be confused different.  :-)
+#
+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 ${MAKE} the elements that help form planets"
+	@${TRUE}
+
+deep_magic: supernova
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --deep_magic 7889066cdbdf09b0408021754586e895be641cc9be29e7eafd3ca65359541f17 \
+	    		   --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	fi
+	@${TRUE}
+
+magic: deep_magic
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --level 20003 --mode 5717175 --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "If you don't eat yer meat, you can't have any pudding!"; \
+	    echo "How can you have any pudding if you don't eat yer meat?!"; \
+	fi
+	@${TRUE}
+
+# The IOCCC resident astronomer states
+#
+charon: magic
+	@echo "$@ is a dwarf planet"
+	@echo "dwarf is a type of planet"
+	@echo "therefore IAU, $@ is a planet"
+
+pluto: charon
+	${MAKE} charon
+	@echo "$@ 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"

1996/schweikh3/README.md

@@ -1,4 +1,4 @@
-Best Utility:
+# Best Utility:
 
     Jens Schweikhardt
     DFN Network Operation Center
@@ -8,18 +8,20 @@ Best Utility:
 
     http://www.uni-stuttgart.de/People/schweikhardt/home.html
 
+## To build:
 
-Judges' comments:
+        make all
 
-    To use:
+### To run
-	make schweikh3
 
-    WARNING!
+    WARNING: Do not run this program without reading this text down to the end.
+	     It may render your system unusable for a limited amount of time
+	     or force you to reboot using the Big Red Button!  This is not a joke.
+	     You have been warned.  
 
-    Do not run this program without reading this text down to the end.
+    ./schweikh3
-    It may render your system unusable for a limited amount of time
+
-    or force you to reboot using the Big Red Button!  This is not a joke.
+## Judges' comments
-    You have been warned.  
 
     The source fails to compile on compilers that recognize the inline
     keyword by default.  For gcc, you may need to use -ansi.
@@ -38,8 +40,7 @@ Judges' comments:
 	  -I. -D_POSIX_SOURCE '-Ddifftime(a,b)=(double)(b-a)' \
 	  schweikh3.c -o schweikh3
 
-
+## Author's comments
-Selected notes from the author:
 
     Why I think my entry is obfuscated
     ----------------------------------

1996/westley/Makefile

@@ -1,156 +1,336 @@
-# %W% %G% %U%
+#!/usr/bin/env make
 #
-# 1996 makefile
+# IOCCC 1996 winning entry - westley
+
+################################################################################
 #
-# Copyright (c) 1997, Landon Curt Noll & Sriram Srinivasan
+# An Historical Makefile NOTE:
-# All Rights Reserved.  Permission for personal, educational or non-profit
+#
-# use is granted provided this this copyright and notice are included in its
+# The orig.Makefile, if it exits, is the original Makefile before this IOCCC
-# entirety and remains unaltered.  All other uses must receive prior permission
+# year directory was reworked so that entries are in separate directories.
-# from Landon Curt Noll and Sriram Srinivasan.
+# This also applies to any orig.ansi.mk and orig.common.mk files.
+#
+# Several Makefiles were modified / formed in 2022, and as such it may have
+# elements that are not historically compatible with way entries were built.
+# The orig.Makefile, if it exits, is a copy of the pre-modified Makefile.
+#
+# 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/
 
 
-SHELL=/bin/sh
+#############################
-CAT=cat
+# shell used by this Makefile
-CHMOD=chmod
+#############################
-CP=cp
+#
-GUNZIP=gunzip
+SHELL= bash
-UUDECODE=uudecode
-LN=ln
-RM=rm
-SED=sed
-TRUE=true
 
-# flags for ANSI compiles
+#######################
+# common tool locations
+#######################
 #
-# NOTE: Some ANSI compilers make use of -Xa to turn on ANSI mode,
+include ../../var.mk
-#	others such as gcc may want -ansi, others may want nothing
-#	at all.  Adjust the CFLAGS line as needed.
-#
-# NOTE: Some compilers cannot optimize, or optimize some entries
-#	incorrectly.  You might want to turn on -O to see if your
-#	compiler can handle them.
-#
-#CFLAGS=-O -Xa
-#CFLAGS=-Xa
-#CFLAGS= -ansi
-CFLAGS= -ansi -O
-#CFLAGS=
 
-# ANSI compiler
+# Set X11_LIBDIR to the directory where the X11 library resides
 #
-# Set CC to the name of your ANSI compiler.
+#X11_LIBDIR= /usr/X11R6/lib
-CC=cc
+#X11_LIBDIR= /usr/X11/lib
+X11_LIBDIR= /opt/X11/lib
+
+# Set X11_INCLUDEDIR to the directory where the X11 include files reside
+#
+#X11_INCDIR= /usr/X11R6/include
+#X11_INCDIR= /usr/X11/include
+X11_INCDIR= /opt/X11/include
+
+# Common C compiler warnings to silence
+#
+#CSILENCE=
+CSILENCE= -Wno-char-subscripts -Wno-error -Wno-implicit-function-declaration \
+	-Wno-int-to-pointer-cast
+
+# Common C compiler warning flags
+#
+#CWARN= ${CSILENCE}
+#CWARN= -Wall ${CSILENCE}
+CWARN= -Wall -Wextra ${CSILENCE}
+#CWARN= -Wall -Wextra -pedantic ${CSILENCE}
+
+# Compiler standard
+#
+#CSTD=
+#CSTD= -ansi
+CSTD= -std=gnu90
+
+# Compiler bit architecture
+#
+# Some entries require 32-bitness:
+# ARCH= -m32
+#
+# Some entries require 64-bitness:
+# ARCH= -m64
+#
+# By default we assume nothing:
+#
+ARCH=
+
+# Defines that are needed to compile
+#
+CDEFINE=
+#CDEFINE= -DIOCCC
+
+# 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 ${HOMEBREW_PREFIX}/include/SDL2
+
+# 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
+# under those buggy optimizers and thus you may not want anything.
+# Reasonable compilers will allow for -O3.
+#
+#OPT=
+#OPT= -O
+#OPT= -O1
+#OPT= -O2
+OPT= -O3
+
+# Default flags for ANSI C compilation
+#
+CFLAGS= ${CSTD} ${CWARN} ${ARCH} ${CDEFINE} ${CINCLUDE} ${OPT}
+
+# Libraries needed to build
+#
+LIBS=
+#LIBS= -lm
+#LIBS= -L ${X11_LIBDIR} -lX11
+#LIBS= -L ${HOMEBREW_PREFIX}/lib -lSDL
+
+# C compiler to use
+#
+CC= cc
+#CC=clang
 #CC=gcc
 
-# winners that compile under ANSI C
+# Compiler add-ons or replacements for clang only
 #
-WINNERS= august dalbec eldby gandalf huffman jonth rcm schweikh1 \
+ifeq ($(CC),clang)
-	schweikh2 schweikh3 westley
-ALT_NAMES= august.orig
-
-LEVEL=5
-
-all: $(WINNERS)
-
-# NOTE: Some compilers will compile this code into infinite loop
-#	progs.  We have found gcc to work on a number of platforms.
-#	If the following example does not execute in a very
-#	short time, try a better compiler:
 #
-#		cat august.c test.oc | ./august > test.oo
+CSILENCE+= -Wno-bad-function-cast -Wno-pedantic -Wno-poison-system-directories
-#	
-august: august.c fac.oc parse.oc test.oc
-	${CC} ${CFLAGS} -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c -o august 
-	${CHMOD} +r fac.oc parse.oc test.oc
-
-# This forms a byte code execution engine written in OC
 #
-august.oc: august.c
+CWARN+= -Weverything
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.c > august.oc
-	${CHMOD} +r august.oc
-
-# NOTE: this is the original source that won
 #
-august.orig: august.orig.c fac.oc parse.oc test.oc
+endif
-	${CC} ${CFLAGS} -DZ=60000 -DZ=60000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c -o august.orig
-	${RM} -f august.oc
-	${CC} ${CFLAGS} -E -DZ=40000 -D'T=m[s]' -D'P=m[s++]' \
-	    -D'L=m[p++]' -D'g=getchar()' -DE=else -DW=while -D'B=m[p++]' \
-	    -DI=if -DR='s=s+l/2;T=r;I(l%2)s++' -D'X=m[s-' \
-	    -D'D=Q(13,-)Q(14,*)Q(15,/)Q(16,%)Q(6,==)Q(7,!=)Q(8,<)C(1,r=P;m[T]=r;T=r)C(9,r=P;m[T]=r;s++)' \
-	    august.orig.c > august.oc
-	${CHMOD} +r fac.oc parse.oc test.oc august.oc
 
-dalbec: dalbec.c
+# Specific add-ons or replacements for gcc only
-	${CC} ${CFLAGS} dalbec.c -o dalbec
-
-eldby: eldby.c
-	${CC} ${CFLAGS} eldby.c -o eldby
-
-gandalf: gandalf.c
-	${CC} ${CFLAGS} gandalf.c -o gandalf
-	${RM} -f hatcat cathat
-	${CP} gandalf hatcat 
-	${CP} gandalf cathat
-
-huffman: huffman.c
-	${CC} ${CFLAGS} huffman.c -o huffman
-
-# Add -I${X}/include and -L${X}/lib if this doesn't build
-#  (X is the root of the X Window distribution)
-# Solaris users add -lsocket
 #
-jonth: jonth.c
+ifeq ($(CC),gcc)
-	${CC} ${CFLAGS} jonth.c -o jonth -lX11 -lm
-
-rcm: rcm.c
-	${CC} ${CFLAGS} -DJ='if(' -Ds='else J O==' -DU='B(' \
-	    -DX='for(' -DH='unsigned' -Dn='struct x' -DA='0,0,0,0,' \
-	    -DT='<stdio.h>' -DY='<stdlib.h>' -DR='malloc(sizeof(n))' \
-	    -DM='%=K' -DK=32768 -DD='getchar()' -DN=putchar rcm.c -o rcm
-
-schweikh1: schweikh1.c errno.h
-	${CC} ${CFLAGS} -I. schweikh1.c -o schweikh1
-
-schweikh2: schweikh2.c hunni.c hunni.pl
-	${CC} ${CFLAGS} -D_POSIX_SOURCE schweikh2.c -o schweikh2
-
-# NOTE: On some systems such as SunOS, one may need to compile with:
 #
-#	${CC} ${CFLAGS} \
+#CSILENCE+=
-#	  -I. -D_POSIX_SOURCE '-Ddifftime(a,b)=(double)(b-a)' \
+#
-#	  schweikh3.c -o schweikh3
+#CWARN+=
-#	
+#
-schweikh3: schweikh3.c iso646.h
+endif
-	${CC} ${CFLAGS} -I. -D_POSIX_SOURCE schweikh3.c -o schweikh3
 
-westley: westley.c clock1 clock2 clock3
-	${CC} ${CFLAGS} westley.c -o westley
-	${CHMOD} +x clock1 clock2 clock3
 
-clean:
+##############################
-	${RM} -f *.o a.out core ${WINNERS}
+# Special flags for this entry
+##############################
+#
+ENTRY= westley
+PROG= ${ENTRY}
+#
+OBJ= ${PROG}.o
+DATA= clock1 clock2 clock3
+TARGET= ${PROG}
+#
+ALT_OBJ=
+ALT_TARGET=
 
-clobber: clean
-	${RM} -f $(WINNERS)
-	${RM} -f $(ALT_NAMES)
-	${RM} -f fac.oo parse.oo test.oo hatcat cathat august.oc
 
-nuke: clobber
+#################
+# build the entry
+#################
+#
+all: data ${TARGET}
 	@${TRUE}
 
-install: all
+.PHONY: all alt data everything clean clobber install \
-	${CAT} $(WINNERS) $(ALT_NAMES) > /dev/null
+	love haste waste maker easter_egg sandwich \
+	supernova deep_magic magic charon pluto
+
+${PROG}: ${PROG}.c
+	${CC} ${CFLAGS} $< -o $@ ${LIBS}
+
+# alternative executable
+#
+alt: data ${ALT_TARGET}
+	@${TRUE}
+
+# data files
+#
+data: ${DATA}
+	@${TRUE}
+
+# both all and alt
+#
+everything: all alt
+
+
+###############
+# utility rules
+###############
+#
+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}
+	@-if [ -e sandwich ]; then \
+	    ${RM} -f sandwich; \
+	    echo 'ate sandwich'; \
+	fi
+
+install:
+	@echo "Dr. Spock says that is not logical!"
+	@${TRUE}
+
+# you may be able to misunderstand the source by reading indent.c
+#
+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 $< yourself, sorry"; \
+	    echo "exit 1"; \
+	    exit 1; \
+	fi
+
+
+##################
+# 133t hacker rulz
+##################
+#
+love:
+	@echo 'not war?'
+	@${TRUE}
+
+haste:
+	$(MAKE) waste
+	@${TRUE}
+
+waste:
+	@echo 'haste'
+	@${TRUE}
+
+maker:
+	@echo 'Participate in a maker faire'
+	@${TRUE}
+
+easter_egg:
+	@echo "you expected to often misunderstand this $${RANDOM} magic"
+	@echo "chongo '<was here>' /\\oo/\\"
+	@echo "Eggy"
+
+sandwich: easter_egg
+	@if [ `id -u` -eq 0 ]; then \
+	    echo 'Okay.'; \
+	    echo "$${RANDOM}`date +%s`$${RANDOM}" > $@; \
+	else \
+	    echo 'What? Make it yourself.'; \
+	    exit 1; \
+	fi
+
+# Understand the history of the Homebrew Computer Club
+# as well as the West Coast Computer Faire and
+# you might be confused different.  :-)
+#
+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 ${MAKE} the elements that help form planets"
+	@${TRUE}
+
+deep_magic: supernova
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --deep_magic 7889066cdbdf09b0408021754586e895be641cc9be29e7eafd3ca65359541f17 \
+	    		   --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	fi
+	@${TRUE}
+
+magic: deep_magic
+	@-if [ -r .code_anal ]; then \
+	    ccode_analysis --level 20003 --mode 5717175 --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
+	else \
+	    echo "If you don't eat yer meat, you can't have any pudding!"; \
+	    echo "How can you have any pudding if you don't eat yer meat?!"; \
+	fi
+	@${TRUE}
+
+# The IOCCC resident astronomer states
+#
+charon: magic
+	@echo "$@ is a dwarf planet"
+	@echo "dwarf is a type of planet"
+	@echo "therefore IAU, $@ is a planet"
+
+pluto: charon
+	${MAKE} charon
+	@echo "$@ 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"

1996/westley/README.md

@@ -1,4 +1,4 @@
-Best One Liner:
+# Best One Liner:
 
     Brian Westley (Merlyn LeRoy on Usenet)
     1906 James Ave.
@@ -7,13 +7,16 @@ Best One Liner:
 
     http://www.visi.com/~westley/index.html
 
+## To build:
 
-Judges' comments:
+        make all
+
+### To run
 
-    To use:
-	make westley
 	sh ./clock1
 
+## Judges' comments
+
     Also try:
 
 	sh ./clock2
@@ -27,8 +30,7 @@ Judges' comments:
     short line.  We think you will as well if you take the time to
     understand it.
 
-
+## Author's comments
-Selected notes from the author:
 
     This 1-line program allows various analog ASCII clocks
     to print out the time; the ASCII clock is built from

1996/westley/clock1

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/usr/bin/env sh
 ./westley  \
 "%%%&&&'''666EEESSSaaannn{{{zzzyyyxxxwwwhhhYYYKKK===000###\$\$\$" \
 "34CQ_lkj[M?234CQ_lkj[M?2" \

1996/westley/clock2

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/usr/bin/env sh
 ./westley  \
 "%%%\$\$\$###000===KKKYYYhhhwwwxxxyyyzzz{{{nnnaaaSSSEEE666'''&&&" \
 "32?M[jkl_QC432?M[jkl_QC4" \

1996/westley/clock3

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/usr/bin/env sh
 ./westley  \
 "123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_\`abcdefghijkl" \
 "/\$%&'()*+,-./\$%&'()*+,-." \