remove orig code from 2012/zeitak

2012/zeitak/.gitignore

@@ -1 +1,2 @@
 zeitak
+zeitak_deobfucate

2012/zeitak/Makefile

@@ -1,96 +1,163 @@
 #!/usr/bin/env make
 #
-# 2012 makefile
+# IOCCC 2012 winning entry - zeitak
+
+################################################################################
 #
-# This work by Landon Curt Noll, Simon Cooper, and Leonid A. Broukhis
+# Regarding individual entries:
-# is licensed under:
+#
+# IOCCC winning entry code may not work on your system.  Even with standards,
+# conditions and build environments change, especially when it comes to more
+# extreme code such you might find in an IOCCC winner.  Moreover, what was
+# allowed and liked in one IOCCC contest may no longer be liked/allowed in
+# later IOCCC years.
+#
+# Corrections on winning author and fixing typos in remarks are VERY WELCOME.
+#
+# GitHub pull requests are welcome:
+#
+# If you have a patch that might make running an entry work in modern Unix-like
+# environments, please create a GitHub pull request for the IOCCC judges to
+# consider.
+#
+# Suggestions and corrections regarding Makefiles, winning author information,
+# fixing typos in remarks, and code patches are welcome via opening a GitHub
+# issue or better yet, by creating a GitHub pull request for the IOCCC judges
+# to consider.  To form a GitHub issue or GitHub pull, please visit:
+#
+# https://github.com/ioccc-src/winner
+#
+################################################################################
+
+# This work by Landon Curt Noll and Leonid A. Broukhis is licensed under:
 #
 #	Creative Commons Attribution-ShareAlike 3.0 Unported License.
 #
 # See: http://creativecommons.org/licenses/by-sa/3.0/
 
 
-################
+#############################
-# tool locations
+# shell used by this Makefile
-################
+#############################
 #
 SHELL= bash
-CP= cp
+
-CPP= cpp
+#######################
-GUNZIP= gunzip
+# common tool locations
-LD= ld
+#######################
-MAKE= make
+#
-RM= rm
+include ../../var.mk
-SED= sed
-TAR= tar
-TRUE= true
 
 # Set X11_LIBDIR to the directory where the X11 library resides
 #
-X11_LIBDIR= /usr/X11R6/lib
+#X11_LIBDIR= /usr/X11R6/lib
+#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/X11R6/include
+#X11_INCDIR= /usr/X11/include
+X11_INCDIR= /opt/X11/include
 
-# Compiler warnings
+# Common C compiler warnings to silence
 #
-#CWARN=
+#CSILENCE=
-CWARN= -Wall -W
+CSILENCE= -Wno-constant-conversion -Wno-format-security \
-#CWARN= -Wall -W -pedantic
+	-Wno-incompatible-function-pointer-types -Wno-int-conversion \
+	-Wno-missing-braces -Wno-non-literal-null-conversion -Wno-pointer-sign \
+	-Wno-pointer-to-int-cast -Wno-self-assign -Wno-unused-parameter
 
-# compiler standard
+# 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=c99
+CSTD= -std=gnu11
 
-# compiler bit architecture
+# Compiler bit architecture
 #
 # Some entries require 32-bitness:
 # ARCH= -m32
 #
-# Some entries require 64-bitess:
+# Some entries require 64-bitness:
 # ARCH= -m64
 #
 # By default we assume nothing:
 #
 ARCH=
 
-# optimization
+# 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= -O2
-#OPT= -O3
+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 -lSDL2
 
-# default flags for ANSI C compilation
+# C compiler to use
-#
-CFLAGS= ${CWARN} ${CSTD} ${ARCH} ${OPT} ${LIBS}
-
-# ANSI compiler
-#
-# Set CC to the name of your ANSI compiler.
-#
-# Some entries seem to need gcc.  If you have gcc, set
-# both CC and MAY_NEED_GCC to gcc.
-#
-# If you do not have gcc, set CC to the name of your ANSI compiler, and
-# set MAY_NEED_GCC to either ${CC} (and hope for the best) or to just :
-# to disable such programs.
 #
 CC= cc
 #CC=clang
-MAY_NEED_GCC= gcc
+#CC=gcc
+
+# Compiler add-ons or replacements for clang only
+#
+ifeq ($(CC),clang)
+#
+CSILENCE+= -Wno-bad-function-cast -Wno-cast-align -Wno-comma -Wno-missing-prototypes \
+	-Wno-missing-variable-declarations -Wno-pedantic \
+	-Wno-poison-system-directories -Wno-shadow
+#
+CWARN+= -Weverything
+#
+endif
+
+# Specific add-ons or replacements for gcc only
+#
+ifeq ($(CC),gcc)
+#
+#CSILENCE+=
+#
+#CWARN+=
+#
+endif
 
 
 ##############################
@@ -98,65 +165,88 @@ MAY_NEED_GCC= gcc
 ##############################
 #
 ENTRY= zeitak
-DATA= zeitak_deobfucate.c incorrect.c
+PROG= ${ENTRY}
-ALT_OBJ= zeitak.orig.o zeitak_deobfucate.o
+#
-ALT_ENTRY= zeitak.orig zeitak_deobfucate
+OBJ= ${PROG}.o
+DATA=
+TARGET= ${PROG}
+#
+ALT_OBJ= ${PROG}_deobfucate.o
+ALT_TARGET= ${PROG}_deobfucate
 
 
 #################
 # build the entry
 #################
 #
-all: ${ENTRY} ${DATA}
+all: data ${TARGET}
 	@${TRUE}
 
-${ENTRY}: ${ENTRY}.c
+.PHONY: all alt data everything clean clobber install \
-	${CC} ${CFLAGS} $< -o ${ENTRY}
+	love haste waste maker easter_egg sandwich \
+	supernova deep_magic magic charon pluto
+
+${PROG}: ${PROG}.c
+	${CC} ${CFLAGS} $< -o $@ ${LIBS}
+
+${PROG}_deobfucate: ${PROG}_deobfucate.c
+	${CC} ${CFLAGS} $< -o $@ ${LIBS}
 
 # alternative executable
 #
-alt: ${ALT_ENTRY}
+alt: data ${ALT_TARGET}
 	@${TRUE}
 
-zeitak.orig: zeitak.orig.c
-	${CC} ${CFLAGS} $< -o $@
-
-zeitak_deobfucate: zeitak_deobfucate.c
-	${CC} ${CFLAGS} $< -o $@
-
 # data files
 #
 data: ${DATA}
 	@${TRUE}
 
+# both all and alt
+#
+everything: all alt
+
 
 ###############
 # utility rules
 ###############
 #
-everything: all alt
-
 clean:
-	${RM} -f ${ENTRY}.o ${ALT_OBJ}
+	${RM} -f ${OBJ} ${ALT_OBJ}
+	@-if [ -f indent.c ]; then \
+	    echo ${RM} -f indent.c; \
+	    ${RM} -f indent.c; \
+	fi
 
 clobber: clean
-	${RM} -f ${ENTRY} ${ALT_ENTRY}
+	${RM} -f ${TARGET} ${ALT_TARGET}
-	@${TRUE}
+	@-if [ -e sandwich ]; then \
-
+	    ${RM} -f sandwich; \
-nuke: clobber
+	    echo 'ate sandwich'; \
-	@${TRUE}
+	fi
-
-dist_clean: nuke
-	@${TRUE}
 
 install:
-	@echo "Surely you're joking Mr. Feynman!"
+	@echo "Dr. Spock says that is not logical!"
 	@${TRUE}
 
-# backwards compatibility
+# you may be able to misunderstand the source by reading indent.c
 #
-build: all
+indent.c: ${PROG}.c
-	@${TRUE}
+	@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
 
 
 ##################
@@ -172,39 +262,73 @@ haste:
 	@${TRUE}
 
 waste:
-	@echo 'waste'
+	@echo 'haste'
+	@${TRUE}
+
+maker:
+	@echo 'Participate in a maker faire'
 	@${TRUE}
 
 easter_egg:
-	@echo you expected to mis-understand this $${RANDOM} magic
+	@echo "you expected to often misunderstand this $${RANDOM} magic"
-	@echo chongo '<was here>' "/\\oo/\\"
+	@echo "chongo '<was here>' /\\oo/\\"
-	@echo Readers shall be disallowed from not being unable to partly misunderstand this partocular final echo.
+	@echo "Eggy"
 
-# Understand the history of "I Am the Walrus" and
+sandwich: easter_egg
-# and in particular John Lennon's remarks on that
+	@if [ `id -u` -eq 0 ]; then \
-# song and you might be confused about these next
+	    echo 'Okay.'; \
-# rules in a different way. :-)
+	    echo "$${RANDOM}`date +%s`$${RANDOM}" > $@; \
-#
-supernova: nuke
-	@-if [ -r .code_anal ]; then \
-	    ${RM} -f .code_anal_v3; \
 	else \
-	    echo "You are not expected to understand this"; \
+	    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:
+deep_magic: supernova
 	@-if [ -r .code_anal ]; then \
-	    ccode_analysis --deep_magic 1c2c85c7a02c55d1add91967eca491d53c101dc1 --FNV1a_hash 256-bit "${ENTRY}"; \
+	    ccode_analysis --deep_magic 7889066cdbdf09b0408021754586e895be641cc9be29e7eafd3ca65359541f17 \
+	    		   --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
 	else \
-	    echo "Understand different"; \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
+	    sleep 2; \
+	    echo "Wrong! Do it again!"; \
 	fi
 	@${TRUE}
 
 magic: deep_magic
 	@-if [ -r .code_anal ]; then \
-	    ccode_analysis --mode 21701 --level 23209 --FNV1a_hash 256-bit "${ENTRY}"; \
+	    ccode_analysis --level 20003 --mode 5717175 --FNV1a_hash_512_bit -v2 "${PROG}" "${PROG}.c"; \
 	else \
-	    echo "These aren't the droids you're looking for Mr. Spock!"; \
+	    echo "If you don't eat yer meat, you can't have any pudding!"; \
+	    echo "How can you have any pudding if you don't eat yer meat?!"; \
 	fi
 	@${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"
+

2012/zeitak/README.md

@@ -3,9 +3,11 @@
 Adar Zeitak  
 <aa4z2@walla.co.il>  
 
+## To build:
 
-## Judges' comments:
+        make all
-### To build:
+
+### To run
 
     make zeitak
 
@@ -21,7 +23,20 @@ try incorrect.c and the program itself.
     ./zeitak < zeitak.c
     ./zeitak < incorrect.c
 
-### Selected Judges Remarks:
+### Alternate code
+
+An alternate version of this entry, `zeitak\_deobfucate.c`, is provided.
+The file `zeitak\_deobfucate.c` provides a version that has been slightly
+deobfuscated.  You may find reading that file helpful in your attempt
+to understand this extremely subtle entry.
+
+To compile this alternate version:
+
+    make alt
+
+Use `zeitak\_deobfucate.c` as you would `zeitak` above.
+
+## Judges' comments
 
 This is an extremely subtle and twisted piece of Gold award winning code!
 
@@ -30,11 +45,8 @@ At one point we spent
 [18 minutes](https://twitter.com/ioccc/status/252162898800033792)
 just to understand 18 key characters of this code.
 
-The file zeitak\_deobfucate.c provides a version that has been slightly
+## Author's comments
-deobfuscated.  You may find reading that file helpful in your attempt
-to understand this extremely subtle entry.
 
-## Author's comments:
 ### Nesting Errors Detector
 
 #### What does it do

2012/zeitak/zeitak.orig.c

@@ -1,75 +0,0 @@
-#include <stdio.h>
-#include <malloc.h>
-#define s(_)sizeof(_)
-#define n void*
-#define z(_)_,_,_
-#define x (s*)__
-#define y (s*)_
-#define h C(y,y)
-#define o &d
-#define t() (p)
-#define w(_)_,_
-typedef n (*(*(*(*p)(n,n))(n,n))(n,n))(n,n);
-typedef struct s { struct s* a	   ; struct s* UNUSED; } s;
-typedef struct t { struct s* UNUSED; struct s* a	 ; } *t;
-n __(n _,n __)	 { return  _;}n _(n _,n __){return __; }
-typedef unsigned char e;
-#define _(_)((*_).a)
-
-								   s* 
-								   w,
-							   a={x	 ,x},
-							   b={x	 ,y},
-   c={y,x},d={y,y};s l[]={&b,&d,w	   (w(w(w(w(w(&d)))))),w(&d),&c,&d,w(w(w(
-   &d))),&c,w(&b),&d,&a,z(&d),z(w	   (w(w(w(w(&d)))))),&b,&b,w(&d),&a,&b,w(&
-  d),																		z(w
- (w(																		 w(w
-
-	(&d))))),w(w(w(&d))), &b,&c,&d, &d,&a,&c ,w(w(&d)), &c,z(&b) ,w(&d),w(&a)
-	};s* C(s* a, s* b) {s* _=malloc(s(s));_(_)=a;_((t)_)=b;return _;}e k2=s(l
-	);p																	  f(p
-	a,p																	   b)
-   
-				 {	 e k;s d;p v,r,			 q,i,C,c,u,g,m=t(	)
-_			   (   _(_(w)));C=t()			_(_(&l[fread(&k,s(e	  )
-,s			  (	  e),stdin)]));v			   =C(_,__);d=l[k=(e   )
-C			 (	 k2,k)];c=(u=a(					  b,_),i=(t()_((t	)
-_		   (   _(w))))(_,_(_(o))				),(a(_(_((t)o)),(t(	  )
-_		  (	  _((t)o)))(_,__)					   ))(b(_((t)_((t)o)   )
-,		 (	 t()_((t)_((t)o)))					  (_,__)),_));{p a=t(	)
-_		 (	 (t)_(o));{p b=							 C(_,i(u(_,__),_)	)
-;		{	p u=C(_,(t()_(_(o)					   ))(_,__));_(_(_(w))	 )
-=	   (   s*)i(__,_(_(								  _(w))));r=b(m(c,_	  )
-,C	   (   m(_,(t()_((								  t)_(_(w))))(_,__)	  )
-,	  (	  f)));v=b(_,v);i							  =b(a(_,__),_);g=(b   )
-	  (	  a(m(c(_,__),__								),_),_);q=u(_((t   )
-_	 (	 o)),_)((t()_(									 (t)_(_(w))))((t(	)
-_	 (	 _((t)o)))(_(_((t							   )_(w))),(t()_(_((t	)
-_	 (	 w))))(_,__))(									 _,__),_)(_,__),_	)
-;_	 (	 _((t)_(w)))				   =			   (s*)u(_((t)_(o)),_	)
-	 (	 (t()_((t)_(_(w))))							  (_,__),_)(_(_((t)o)	)
-,_	 (	 _((t)_(w))));}								   }_((t)_(_(w)))=(s*	)
-q	 (	 a=(t()_((t)_(_(w)))						)(_,__),_((t)_(_(w)))	)
-	 ;	 fwrite((k=k,&k2)								 ,s(e),u(_,g)(s(e	)
-,	 (	 e)s(s[s(s[s(s[s								(s)])])])),stdout	)
-	  ;	  fwrite((k2=k,&k)							   ,s(e),u(__,g)(s(e   )
-,	  (	  e)s(s[s(s[s(s[s							   (s)])])])),stdout   )
-;_	  (	  _(_((t)w)))=(s*)							 u((t()_(_(_((t)w)))   )
-	   (   _,__),_(_(_((t)w							  ))));_(_((t)_(w))	  )
-=	   (   s*)q(a(_(_((t)							  o)),_(_((t)_(w)))	  )
-,_		(	_((t)_(w))));}						  _((t)_(_((t)w)))=(s*	 )
-		 (	 t()_(_(_((t)w)))						)(_((t)_(_((t)w))	)
-,u		  (	  (t()_((t)_(_((					  t)w))))(_,__),_((t   )
-_		   (   _((t)w)))));g					   =u((q=u(C(__,(t(	  )
-_			(	_(_((t)w))))(_((t			   )_(_((t)w))),_)),_)	 )
-			 (	 _,__),g);v=g(					  __,i(u(_,i(f,_)	)
-			   (   _(_((t)o)),_(				(t)_((t)o))),v)	  )
-
-	   ,r=																 q(_
-	   ,g(																 f,i
-	   (v(f,(_(_(_(w)))=(s*)m,_)),r)));return q(_,v)(r(g(__,a),g(__,b)),r);}
-
-	  int																   main
-	   (){w=C(C(h,h),C(h,h));return	   printf((e*)f(_,_)("OK\n","\n ^ Error\n"
-								  ""  ))
-									;}