fix .gitignore, Makefile, README.md, and code for 2005/toledo

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Landon Curt Noll committed 2023-03-22 01:16:49 -07:00
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toledo
toledo2
toledo3
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#!/usr/bin/env make
#
# IOCCC 2005 winning entry - toledo
build: toledo ################################################################################
#
# 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 used by this Makefile
#############################
#
SHELL= bash
#######################
# common tool locations
#######################
#
include ../../var.mk
# Set X11_LIBDIR to the directory where the X11 library resides
#
#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/X11/include
X11_INCDIR= /opt/X11/include
# Common C compiler warnings to silence
#
#CSILENCE=
CSILENCE= -Wno-bitwise-op-parentheses -Wno-error -Wno-implicit-function-declaration \
-Wno-parentheses -Wno-int-conversion -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=gnu99
# 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} -I ${X11_INCDIR}/X11
#CINCLUDE= `${SDL2_CONFIG} --cflags`
# 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 ${X11_LIBDIR} -lX11
#LIBS= `${SDL2_CONFIG} --libs`
# C compiler to use
#
CC= cc
#CC=clang
#CC=gcc
# Compiler add-ons or replacements for clang only
#
ifeq ($(CC),clang)
#
CSILENCE+= -Wno-float-conversion -Wno-format-nonliteral -Wno-implicit-int-conversion \
-Wno-missing-variable-declarations -Wno-poison-system-directories
#
CWARN+= -Weverything
#
endif
# Specific add-ons or replacements for gcc only
#
ifeq ($(CC),gcc)
#
#CSILENCE+=
#
#CWARN+=
#
endif
##############################
# Special flags for this entry
##############################
#
ENTRY= toledo
PROG= ${ENTRY}
#
OBJ= ${PROG}.o
DATA=
TARGET= ${PROG}
#
ALT_OBJ= ${PROG}2.o ${PROG}3.o
ALT_TARGET= ${PROG}2 ${PROG}3
#################
# 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}
# alternative executable
#
alt: data ${ALT_TARGET}
@${TRUE}
${PROG}2: ${PROG}2.c
${CC} ${CFLAGS} $< -o $@ ${LIBS}
${PROG}3: ${PROG}3.c
${CC} ${CFLAGS} $< -o $@ ${LIBS}
# data files
#
data: ${DATA}
@${TRUE}
# both all and alt
#
everything: all alt
###############
# utility rules
###############
#
clean: clean:
${RM} -f ${OBJ} ${ALT_OBJ}
@-if [ -f indent.c ]; then \
echo ${RM} -f indent.c; \
${RM} -f indent.c; \
fi
clobber: clobber: clean
-rm toledo toledo2 ${RM} -f ${TARGET} ${ALT_TARGET}
@-if [ -e sandwich ]; then \
${RM} -f sandwich; \
echo 'ate sandwich'; \
fi
toledo: toledo.c install:
${CC} ${CFLAGS} ${LDFLAGS} $< -o $@ @echo "Dr. Spock says that is not logical!"
@${TRUE}
alt: toledo2 # 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
toledo2: toledo2.c
${CC} ${CFLAGS} ${LDFLAGS} $< -o $@
data: ##################
# 133t hacker rulz
##################
#
love:
@echo 'not war?'
@${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"
+42 -23
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@@ -8,32 +8,45 @@ CP 53110
Mexico Mexico
uno@biyubi.com uno@biyubi.com
## Judges' comments # To build:
```sh
make
```
### To run:
```sh
./toledo [a ...]
```
### Try:
```sh
./toledo a
./toledo a b
```
## Alternate code:
An alternate version of this entry, `toledo2.c` and `toledo3.c` is provided.
To compile these alternate versions:
```sh
make alt
```
Use `toledo2` or `toledo3` as you would `toledo` above.
## Judges' comments:
Challenge yourself with your ability to look 5, 6 or more moves ahead. Challenge yourself with your ability to look 5, 6 or more moves ahead.
Challenge your knowledge of C operator precedence. The following the Challenge your knowledge of C operator precedence. The following the
move analysis via recursion while it executes moves. All while playing move analysis via recursion while it executes moves. All while playing
by the rules of C and Chess within a single function! by the rules of C and Chess within a single function!
## Improved version ## Author's comments:
Better mate searching
### To build
cc toledo.c -o toledo
### To run
For two human players
toledo
To play against the program
toledo a
## Author's comments
### What does this program ### What does this program
@@ -41,16 +54,22 @@ This is a chess program, it can work in two modes: two-players, and one player
(always white) against the machine. To get the first mode, run the program (always white) against the machine. To get the first mode, run the program
without arguments: without arguments:
prog ```sh
./toledo
```
The other mode is accesible running the program with one argument (5-ply The other mode is accesible running the program with one argument (5-ply
analysis): analysis):
prog a ```sh
./toledo a
```
Two arguments for 6-ply analysis: Two arguments for 6-ply analysis:
prog a b ```sh
./toledo a b
```
And each succesive argument will analyze one ply more. There is no ply limit, And each succesive argument will analyze one ply more. There is no ply limit,
but beyond 7 ply is very slow, try it at your own risk and computing time. but beyond 7 ply is very slow, try it at your own risk and computing time.
+4 -2
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@@ -1,3 +1,4 @@
typedef char ** C;
#define F getchar()) #define F getchar())
#define H(z)*n++=z; #define H(z)*n++=z;
#include <setjmp.h> #include <setjmp.h>
@@ -24,8 +25,9 @@ typedef int G; char J [ 78 ], O [ ]
"$#(ABT|ba`gg`ab8>GK[_`fFDZXEYR" "L\t####" "$#(ABT|ba`gg`ab8>GK[_`fFDZXEYR" "L\t####"
"##B#A#@#G#F#E#D#K\t\3Zlv#tjm" "\3J#tjm\3Pwb" "##B#A#@#G#F#E#D#K\t\3Zlv#tjm" "\3J#tjm\3Pwb"
"ofnbwf\3Joofdbo\3)&`&`.&`&`" "#+&g*\t"; G y, "ofnbwf\3Joofdbo\3)&`&`.&`&`" "#+&g*\t"; G y,
c,h,e,S,*s,l[149]; jmp_buf z ; G main(G L,G f, c,h,e,S,*s,l[149]; jmp_buf z ; G main(G L,C fa,
G N,G k){ G u=99,p,q,r,j,i,x ,t, a, b,d,M=-1e9 C Na,C ka){G f=fa; G N=Na; G k=ka;
G u=99,p,q,r,j,i,x ,t, a, b,d,M=-1e9
; char *n; if( *l){ e=~e; Z u >21){ q= l[--u]^e; ; char *n; if( *l){ e=~e; Z u >21){ q= l[--u]^e;
_!-- q){ _!l[p=e?u-10:u+10]){ I(p,)_ e?u>80 & !l[p _!-- q){ _!l[p=e?u-10:u+10]){ I(p,)_ e?u>80 & !l[p
-=10]:u<39&!l[p+=10])I(p,)} _ l[p=e?u-11:9+u] )I(p,) -=10]:u<39&!l[p+=10])I(p,)} _ l[p=e?u-11:9+u] )I(p,)
+4 -2
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@@ -1,3 +1,4 @@
typedef char ** C;
#define F getchar()) #define F getchar())
#define H(z)*n++=z; #define H(z)*n++=z;
#include <setjmp.h> #include <setjmp.h>
@@ -24,8 +25,9 @@ typedef int G; char J [ 78 ], O [ ]
"$#(ABT|ba`gg`ab8>GK[_`fFDZXEYR" "L\t####" "$#(ABT|ba`gg`ab8>GK[_`fFDZXEYR" "L\t####"
"##B#A#@#G#F#E#D#K\t\3Zlv#tjm" "\3J#tjm\3Pwb" "##B#A#@#G#F#E#D#K\t\3Zlv#tjm" "\3J#tjm\3Pwb"
"ofnbwf\3Joofdbo\3)&`&`.&`&`" "#+&g*\t"; G y, "ofnbwf\3Joofdbo\3)&`&`.&`&`" "#+&g*\t"; G y,
c,h,e,S,*s,l[149]; jmp_buf z ; G main(G L,G f, c,h,e,S,*s,l[149]; jmp_buf z ; G main(G L,C fa,
G N,G k){ G u=99,p,q,r,j,i,x ,t,a,b=S,d,M=-1e9 C Na,C ka){ G f=fa; G N=Na; G k=ka;
G u=99,p,q,r,j,i,x ,t,a,b=S,d,M=-1e9
; char *n; if( *l){ e=~e; Z u >21){ q= l[--u]^e; ; char *n; if( *l){ e=~e; Z u >21){ q= l[--u]^e;
_!-- q){ _!l[p=e?u-10:u+10]){ I(p,)_ e?u>80 & !l[p _!-- q){ _!l[p=e?u-10:u+10]){ I(p,)_ e?u>80 & !l[p
-=10]:u<39&!l[p+=10])I(p,)} _ l[p=e?u-11:9+u] )I(p,) -=10]:u<39&!l[p+=10])I(p,)} _ l[p=e?u-11:9+u] )I(p,)
+4 -2
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@@ -1,3 +1,4 @@
typedef char ** C;
#define F getchar()) #define F getchar())
#define H(z)*n++=z; #define H(z)*n++=z;
#include <setjmp.h> #include <setjmp.h>
@@ -24,8 +25,9 @@ typedef int G; char J [ 78 ], O [ ]
"$#(ABT|ba`gg`ab8>GK[_`fFDZXEYR" "L\t####" "$#(ABT|ba`gg`ab8>GK[_`fFDZXEYR" "L\t####"
"##B#A#@#G#F#E#D#K\t\3Zlv#tjm" "\3J#tjm\3Pwb" "##B#A#@#G#F#E#D#K\t\3Zlv#tjm" "\3J#tjm\3Pwb"
"ofnbwf\3Joofdbo\3)&`&`.&`&`" "#+&g*\t"; G y, "ofnbwf\3Joofdbo\3)&`&`.&`&`" "#+&g*\t"; G y,
c,h,e,S,*s,l[149]; jmp_buf z ; G main(G L,G f, c,h,e,S,*s,l[149]; jmp_buf z ; G main(G L,C fa,
G N,G k){ G u=99,p,q,r,j,i,x ,t,a,b=S,d,M=-1e9 C Na,C ka){ G f=fa; G N=Na; G k=ka;
G u=99,p,q,r,j,i,x ,t,a,b=S,d,M=-1e9
; char *n; if( *l){ e=~e; Z u >21){ q= l[--u]^e; ; char *n; if( *l){ e=~e; Z u >21){ q= l[--u]^e;
_!-- q){ _!l[p=e?u-10:u+10]){ I(p,)_ e?u>80 & !l[p _!-- q){ _!l[p=e?u-10:u+10]){ I(p,)_ e?u>80 & !l[p
-=10]:u<39&!l[p+=10])I(p,)} _ l[p=e?u-11:9+u] )I(p,) -=10]:u<39&!l[p+=10])I(p,)} _ l[p=e?u-11:9+u] )I(p,)